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EP 1 033 094 B1 |
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EUROPEAN PATENT SPECIFICATION |
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Mention of the grant of the patent: |
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07.01.2004 Bulletin 2004/02 |
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Date of filing: 01.03.2000 |
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International Patent Classification (IPC)7: A47C 19/12 |
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Foldable frame for furniture
Faltbares Gestell für Möbel
Support pliant pour meubles
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Designated Contracting States: |
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AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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Priority: |
04.03.1999 GB 9904865
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Date of publication of application: |
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06.09.2000 Bulletin 2000/36 |
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Proprietor: Jay-Be Ltd |
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Dewsbury,
West Yorshire, WF12 9QE (GB) |
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Inventor: |
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- Durrans, Stephen M.
Dewsbury, WF12 9QE (GB)
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Representative: Wood, Graham |
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Bailey Walsh & Co,
5 York Place Leeds LS1 2SD Leeds LS1 2SD (GB) |
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References cited: :
DE-A- 1 429 432 FR-A- 2 144 918 US-A- 1 841 648
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FR-A- 875 760 GB-A- 1 508 174
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| Note: Within nine months from the publication of the mention of the grant of the European
patent, any person may give notice to the European Patent Office of opposition to
the European patent
granted. Notice of opposition shall be filed in a written reasoned statement. It shall
not be deemed to
have been filed until the opposition fee has been paid. (Art. 99(1) European Patent
Convention).
|
[0001] The invention to which this application relates is a foldable frame for furniture,
typically a bed which comprises a bed frame and a mattress supported on said frame
and of the type whereby the bed can be folded between a position which the frame is
substantially flat for use and a folded storage position.
[0002] The provision of foldable beds is well known and conventionally, the bed frame is
moved and is provided with two spaced breaks along the length of the bed frame. The
breaks are typically spaced apart and are hingedly connected so that when folded,
the bed frame is substantially U-shaped in end view. Almost all bed manufacturers
utilise this type of foldable frame and there are several disadvantages. A first disadvantage
is that when the frame is in the folded position, ties or other additional retaining
means are required to be provided to maintain the free ends of the bed frame in a
locked position to prevent the same from falling down and causing potential injury.
A second problem is that as the frame is U-shaped when folded, the mattress is trapped
within the frame and is required to be provided of a shorter length than the length
of the frame when in a flattened position to prevent the mattress from protruding
from the free ends of the frame when in a folded position. Furthermore, the conventional
bed frames are manufactured from tubular metal which are required to be painted or
otherwise coated and, the frames can be relatively heavy.
[0003] GB1508174 dislcoses one form of foldable bed in which there is provide a frame with
a base for a mattress. The frame includes two leg portions which can be moved and
pivoted with respect to the base and the base itself can be moved to a folded position
by movement about a pivotal axis at the two end parts of the base.
[0004] When folded, securing means are required to retain the bed in the folded position.
[0005] The aim of the present invention is to provide a bed which can be folded between
in use and storage positions and in which, firstly, the free ends of the bed, when
folded, are held in a folded position without the need for additional retaining means,
a mattress of equal length to the bed frame when in a flattened condition can be accommodated
within the bed frame when in folded condition and, if required, plastics or other
lightweight or suitable materials can be used to manufacture the same.
[0006] In a first aspect of the invention there is provided a bed comprising a frame for
supporting a mattress thereon, said frame including two parts which are movable between
a folded condition in which the two parts lie substantially parallel and an in use
condition in which the two parts lie substantially in line, each of said parts pivotable
with respect to at least one mounting plate at a first location on the mounting plate
and characterised in that the said frame part and mounting plate are further engaged
via a track assembly.
[0007] In one embodiment there are provided at least two mounting plates, one positioned
at a first side of the frame parts and engaged therewith and the second mounted at
an opposing side of the frame parts and engaged therewith. Typically each mounting
plate is provided with first and second track assemblies, a first frame part mounted
for movement along the first track assembly and a second frame part mounted for movement
along the second track assembly. Thus each of the frame parts is pivotally movable
with respect to the two mounting plates, one on each side of the frame.
[0008] In an alternative embodiment two mounting plates are provided in a set at each side
of the frame parts, each mounting plate having one track formed thereon.
[0009] In whichever embodiment the mounting plates are held in a fixed position with respect
to the other mounting plates.
[0010] Typically each of said mounting plates includes two pivot points, one for each of
the frame parts, and two track assemblies, one for each of said frame parts. The mounting
plates include the slots for said track arrangements, said slots including an arcuate
portion and depending away from one another and the length of said slots define the
extent of pivotal movement of the respective frame parts about the respective points
with respect to the mounting plate.
[0011] Typically the track assembly comprises a slot along which a member can slidably move
and typically the shape of said first and second slots, when provided on the mounting
plate are symmetrical about a vertical axis positioned between the same. Typically
there is provided a member or a slot on the frame part for movement with respect to
the other of a member or slot on the mounting plate. In a preferred embodiment the
movement of the frame part is guided by the member connected to the frame part moving
along a slot in the mounting plate. The slot can be of any form but typically is arcuate
in form. In one embodiment the slot is provided with a portion which, when the frame
part is in a storage condition, allows the member to move to a locked position thereby
retaining the frame part in the storage condition. To allow this movement there is
provided at the pivot point between the frame part and the mounting plate which is
typically spaced from the track assembly, a slot which allows linear movement of the
frame part with respect to the mounting plate.
[0012] Preferably the mounting plate is positioned at approximately the centre of the length
of the bed when in the in-use condition so that the two frame parts are of substantially
equal length.
[0013] In one embodiment each frame part is movable along the track assembly between a first
position in which the frame part is held in the in use condition and a second position
at which the frame part is in the storage condition.
[0014] In accordance with the invention the mattress is provided to be of at least the same
length as the frame when in the use condition and when in a storage condition the
mattress at the point of folding is received in a gap defined between the spaced ends
of the frame parts.
[0015] Preferably each frame part includes at least one foldable leg portion which can be
folded outwardly to support the frame parts in an in use position and are stowable
adjacent the frame parts to which they are attached for storage.
[0016] In one embpdiment at least one of the foldable legs of the bed is connected to the
track assembly for that frame part to which it is attached such that movement of the
leg causes movement of the frame part with respect to the mounting plate.
[0017] Typically the mounting plate includes supports means thereon to support the mounting
plate in a fixed position with respect to a support surface on which the same lies.
The support means can be legs, castors, wheels or the like.
[0018] Thus, there is provided a frame for an item of furniture said frame including two
parts which are movable between a folded condition in which the two parts lie substantially
parallel and an in use condition in which the two parts lie substantially in line
and in that each of said parts is pivotable with respect to at least one mounting
plate and said frame parts and mounting plate are mutually engaged via a track assembly
formed between the same.
[0019] Thus when the frame is used for a bed the frame is formed and movable so that when
in a folded, storage position, the mattress does not protrude from the free end of
the frame in the folded position. This is achieved by the use of the pivot points
and track assemblies on the mounting plates on either side of the frame parts which
join the frame parts together and when the frame parts are moved to a folded position,
there is a space defined between the pivoted ends of the frame parts and into which
space the folded mattress can pass so as to accommodate a portion of the mattress
and thereby prevent the ends of the mattress from protruding beyond the free ends
of the folded frame as is the case with conventional folding bed frames.
[0020] A specific embodiment of the invention is now described with reference to the accompanying
drawings wherein:-
Figure 1 illustrates an elevation of a bed according to the invention in an in use
position;
Figure 2 illustrates a bed according to the invention of Figure 1 in a storage condition;
Figure 3 illustrates a detailed view of one of the mounting plates and frame members
according to the invention;
Figure 4 illustrates a sectional end view along line A-A of Figure 3 showing the mounting
plate of Figure 3 but with the frame part in a storage but unlocked position; and
Figure 5 illustrates the mounting plate and frame part of Figure 4 in a locked position.
[0021] Referring now to Figure 1 there is illustrated a bed according to the invention which
comprises a mattress 2 which is supported by a frame 4 which in this case is formed
of two parts 6 and 8, each of said parts having a leg 10, 12 with support struts 60,62
and the said parts are shown in broken lines abutting at a break point in the frame
15 and are held in position via mounting plates 14, one of which is shown with the
other positioned at the other side of the frame parts in the same manner. The frame
includes a series of slats 63 which are mounted between the frame side members at
spaced intervals so as to provide a support for the mattress 2.
[0022] Figure 2 illustrates the bed in a folded condition in which the parts of the frame
4, 6 and 8, are shown in an upright position and pivoted about the mounting plate
14. It is also shown how the mattress 2 is folded with the frame members and, as it
can be accommodated between the space defined between the parts 6 and 8 of the frame
at the break 15 then the mattress 2 can be the same length as the frame when in an
in use position as shown in Figure 1 and still does not protrude beyond the edges
16 and 18 of the frame parts 6 and 8 when in a folded position. This was not previously
possible with conventional folding bed frames. The legs 10 and 12 can be moved to
a stowed position in which they are substantially in line with the frame parts 6,8.
[0023] If the frame is moved from the position of Figure 2 to the in-use position of Figure
1 to the erected condition the legs 10,12 are moved outwardly from the frame members
16,18 as indicated by arrows 64,66.
[0024] Figure 3 illustrates a detailed view of an inside face of one of the mounting plates
14 and shows the arrangement between the frame parts 6 and 8, only the ends of which
are shown, and the mounting plate. The mounting plate allows the pivotal movement
of the frame parts between the folded storage condition and an in use condition. Figure
3 show the frame parts in an in use condition and it will be seen that the frame parts
6,8 are in line and that the ends of the frame parts 6,8 at the break point 15 are
adjacent one and other. The frame parts are pivotally movable about respective pivot
points 20, 22 on the mounting plate to allow movement between the folded and in use
conditions. Elongate members 24, 26 are attached to the mounting plate 14 as shown
and pass across the width of the frame to attach in the same manner with a mounting
plate at the other side of the frame which acts in the same manner as the mounting
plate shown. The parts 6 and 8 can therefore pivotally move about the members 24,
26 respectively about the pivot points 20,22 on the mounting plate. The mounting plate
also includes two track assemblies, one for each of the frame parts, and said track
assemblies are formed by members 28 and 30 in engagement with respective arcuate slots
32, 34.
[0025] As shown, when the parts 6 and 8 are in the in use condition, the members 28 and
30 lie at one end of the slots 32,34 respectively. If the bed is to be moved to the
storage condition the pivotal movement of the frame parts about the pivot points 20,22
respectively, causes and is guided by, the members 28 and 30 moving along the slots
to the respective positions marked X and Y in the slots 32, 34 and, in this position,
the frame parts 6 and 8 lie in the substantially vertical planes as shown in Figure
2. However, when in positions X and Y the frame parts are free moving and therefore
slot portions 36, 38 are provided which depend from the arcuate portion of the respective
slots and into which the members 28 and 30 fall. This movement is possible due to
the provision of slots 40, 42 in the frame members 6 and 8 which also allow the same
to slide at the same time at the pivot points 20, 22. This slot arrangement allows
the frame members 6 and 8 to be held and locked in the vertical folded position without
the need for additional retaining means.
[0026] The additional cross rails 44 to 48 are provided to act as strengthening members
for the mounting plates so as to support the pivotal movement of the frame members
6 and 8 and these pass between the said mounting plates. The cross rail 46 also acting
as a stop for the mattress to prevent the same from slipping any further through the
gap in the frame parts when in the folded position.
[0027] Figures 4 and 5 illustrate further the arrangement between one of the members 24
with the mounting plate 14 and frame part 6. In Figure 4, the frame part 6 is in a
vertical, folded position but in an unlocked condition whereupon the member 24 lies
at the bottom of the slot 40 and the member 28 lies at the top of the slot portion
36 in the mounting plate 14 ie at position X. Figure 5 illustrates the member 6 still
in a vertical plane but having moved to a locked, retained condition with the member
24 having slid to the top of the slot 40 and the member 28 on the frame 6 having slid
to the bottom of the slotted portion 36 on the mounting plate 14. To release the frames
from the locked position one embodiment provides levers 40, 42, shown in Figure 1,
to connect the legs 10, 12, of the bed to or to act as the members 28, 30.
[0028] In one embodiment, not shown, when the members 28, 30 lie in the slots 36, 38 when
the bed is in a folded condition, movement of the legs 10, 12 from the folded to extended
positions can be connected to cause a lever to move the members 28, 30 from the locking
slots 36, 38 to the positions X and Y and therefore allow the frames to then be moved
to the erected positions along the arcuate slots without the need for the user to
manipulate the members in the slots directly.
[0029] Thus it will be appreciated that the arrangement of this invention allows the frame
parts to be held in a folded position without the need for further retaining members,
allows a mattress to be used which is of substantially the same length as the length
of the frame in a flat in use position and without the end of the mattress protruding
from the free ends of the frame parts when in a folded position, allows the frame
to be formed from only two parts, with only one break in the frame, and allows, if
required, the parts of the frame to be manufactured from suitable materials such as
plastics, aluminium or the like thereby reducing the need for painting and hence reducing
the cost and possibly also the weight of the bed. Thus the bed and in particular the
frame of the current application represents a distinct and significant invention.
1. A bed comprising a frame for supporting a mattress (2) thereon, said frame including
two parts (6,8) which are movable between a folded, storage condition in which the
two parts lie substantially parallel and an in use condition in which the two parts
lie substantially in line, each of said parts (6, 8) pivotable with respect to at
least one mounting plate (14) at a first location on the mounting plate and characterised in that the said frame part and mounting plate are further engaged via a track assembly.
2. A bed according to claim 1 characterised in that there are provided at least two mounting plates, one positioned at a first side of
the frame parts and engaged therewith and the second mounted at an opposing side of
the frame parts and engaged therewith.
3. A bed according to claim 2 characterised in that each mounting plate is provided with first and second track assemblies, a first frame
part engaged for movement along the first track and a second frame part engaged for
movement along the second track.
4. A bed according to claim 2 characterised in that two mounting plates are provided at each side of the frame parts, each mounting plate
having one track formed thereon.
5. A bed according to claim 2 characterised in that the said mounting plates are held in a fixed position with respect to the other mounting
plates.
6. A bed according to claim 3 characterised in that the shape of said first and second tracks assemblies on the mounting plate is symmetrical
about a vertical axis positioned between the same.
7. A bed according to claim 1 characterised in that the mounting plate is positioned at approximately the centre of the length of the
bed when in the in-use condition so that the two frame parts are of substantially
equal length.
8. A bed according to claim 1 characterised in that the frame part is movable along the track assembly between a first position in which
the frame part is held in the in use condition and a second position at which the
frame part is in the storage condition.
9. A bed according to claim 1 characterised in that the track assembly comprises a member or a slot on the frame part engaged for movement
with respect to the other of a member or slot on the mounting plate.
10. A bed according to claim 9 characterised in that the movement of the frame part is guided by the member on the frame part moving along
a slot in the mounting plate.
11. A bed according to claim 10 characterised in that the slot is arcuate in form.
12. A bed according to claim 10 characterised in that the slot is provided with a portion which, when the frame part is in a storage condition,
allows the member to move to a locked position thereby retaining the frame part in
the storage condition.
13. A bed according to claim 1 characterised in that at the pivot point there is provided a slot which allows linear movement of the frame
part with respect to the mounting plate.
14. A bed according to claim 3 characterised in that each of said mounting plates includes two pivot points, one for each of the frame
parts, and two track arrangements, one for each of said frame parts.
15. A bed according to claim 14 characterised in that the mounting plates include the slots for said track arrangements, said slots including
an arcuate portion and depending away from one another and the length of said slots
define the extent of pivotal movement of the respective frame parts with respect to
the mounting plate.
16. A bed according to claim 1 characterised in that the mattress is provided to be of at least the same length as the frame when in the
use condition and when in a storage condition the mattress at the point of folding
is received in a gap defined between the spaced ends of the frame parts.
17. A bed according to any of the preceding claims characterised in that each frame part includes at least one foldable leg portions which can be folded outwardly
to support the frame parts in an in use position and are stowable adjacent the frame
parts to which they are attached for storage.
18. A bed according to claim 17 characterised in that at least one of the foldable legs of the bed is connected to the track arrangement
for that frame part to which it is attached such that movement of the leg causes movement
of the frame part with respect to the mounting plate.
19. A bed according to claim 1 characterised in that the mounting plate includes supports means thereon to support the mounting plate
in a fixed position with respect to a support surface on which the same lies.
20. A frame for an item of furniture in accordance with any of claims 1-19 said frame
including two parts (6,8) which are movable between a folded condition in which the
two parts lie substantially parallel and an in use condition in which the two parts
lie substantially in line characterised in that each of said parts (6, 8) is pivotable with respect to at least one mounting plate
(14) and said frame parts and mounting plate mutually engaged via a track assembly
formed between the same.
1. Bett, umfassend ein Gestell zum Tragen einer Matratze (2) auf ihm, wobei das genannte
Gestell zwei Teile (6, 8) umfasst, die zwischen einem zusammengeklappten Verstauzustand,
in dem die beiden Teile im Wesentlichen parallel liegen, und einem Benutzungszustand,
in dem die beiden Teile im Wesentlichen hintereinander liegen, bewegbar sind, wobei
jedes der genannten Teile (6, 8) mit Bezug auf wenigstens eine Befestigungsplatte
(14) an einer ersten Stelle auf der Befestigungsplatte drehbar ist, und dadurch gekennzeichnet, dass das genannte Gestellteil und die genannte Befestigungsplatte ferner über eine Schienenanordnung
miteinander in Eingriff sind.
2. Bett nach Anspruch 1, dadurch gekennzeichnet, dass wenigstens zwei Befestigungsplatten bereitgestellt sind, wobei eine an einer ersten
Seite der Gestellteile positioniert und damit in Eingriff ist und die zweite an einer
entgegengesetzten Seite der Gestellteile montiert und damit in Eingriff ist.
3. Bett nach Anspruch 2, dadurch gekennzeichnet, dass jede Befestigungsplatte mit einer ersten und einer zweiten Schienenanordnung versehen
ist, wobei ein erstes Gestellteil zur Bewegung entlang der ersten Schiene in Eingriff
ist und ein zweites Gestellteil zur Bewegung entlang der zweiten Schiene in Eingriff
ist.
4. Bett nach Anspruch 2, dadurch gekennzeichnet, dass an jeder Seite der Gestellteile zwei Befestigungsplatten bereitgestellt sind, wobei
jede Befestigungsplatte eine an ihr gebildete Schiene hat.
5. Bett nach Anspruch 2, dadurch gekennzeichnet, dass die genannten Befestigungsplatten in Bezug auf die anderen Befestigungsplatten in
einer festen Position gehalten werden.
6. Bett nach Anspruch 3, dadurch gekennzeichnet, dass die Form der genannten ersten und zweiten Schienenanordnung auf der Befestigungsplatte
um eine zwischen denselben positionierte senkrechte Achse symmetrisch ist.
7. Bett nach Anspruch 1, dadurch gekennzeichnet, dass die Befestigungsplatte ungefähr in der Mitte der Länge des Bettes positioniert ist,
wenn sie im Benutzungszustand ist, sodass die zwei Gestellteile im Wesentlichen von
gleicher Länge sind.
8. Bett nach Anspruch 1, dadurch gekennzeichnet, dass das Gestellteil zwischen einer ersten Position, in der das Gestellteil im Benutzungszustand
gehalten wird, und einer zweiten Position, in der das Gestellteil im Verstauzustand
ist, entlang der Schienenanordnung bewegbar ist.
9. Bett nach Anspruch 1, dadurch gekennzeichnet, dass die Schienenanordnung ein Element oder einen Schlitz am Gestellteil aufweist, das/der
mit Bezug auf jeweils einen Schlitz bzw. ein Element an der Befestigungsplatte beweglich
in Eingriff ist.
10. Bett nach Anspruch 9, dadurch gekennzeichnet, dass die Bewegung des Gestellteils durch das sich in einem Schlitz in der Befestigungsplatte
entlang bewegenden Element am Gestellteil geführt wird.
11. Bett nach Anspruch 10, dadurch gekennzeichnet, dass der Schlitz bogenförmig ist.
12. Bett nach Anspruch 10, dadurch gekennzeichnet, dass der Schlitz mit einem Teil versehen ist, der, wenn das Gestellteil in einem Verstauzustand
ist, es zulässt, dass sich das Element auf eine arretierte Position bewegt, wodurch
das Gestellteil in dem Verstauzustand gehalten wird.
13. Bett nach Anspruch 1, dadurch gekennzeichnet, dass sich am Drehpunkt ein Schlitz befindet, der eine lineare Bewegung des Gestellteils
mit Bezug auf die Befestigungsplatte zulässt.
14. Bett nach Anspruch 3, dadurch gekennzeichnet, dass jede der genannten Befestigungsplatten zwei Drehpunkte, einen für jedes der Gestellteile,
und zwei Schienenanordnungen, eine für jedes der genannten Gestellteile, haben.
15. Bett nach Anspruch 14, dadurch gekennzeichnet, dass die Befestigungsplatten die Schlitze für die genannten Schienenanordnungen haben,
wobei die genannten Schlitze einen bogenförmigen Teil haben und von einander weg abhängen,
und die Länge der genannten Schlitze den Grad der Drehbewegung der betreffenden Gestellteile
mit Bezug auf die Befestigungsplatte definieren.
16. Bett nach Anspruch 1, dadurch gekennzeichnet, dass die Matratze vorgesehenermaßen mindestens die gleiche Länge wie das Gestell hat,
wenn es im Benutzungszustand ist, und die Matratze, wenn es in einem Verstauzustand
ist, am Faltpunkt in einem Zwischenraum aufgenommen wird, der zwischen den beabstandeten
Enden der Gestellteile definiert wird.
17. Bett nach einem der vorhergehenden Teile, dadurch gekennzeichnet, dass jedes Gestellteil wenigstens ein klappbares Beinteil hat, die nach außen geklappt
werden können, um die Gestellteile in einer Benutzungsposition zu stützen, und an
die Gestellteile angrenzend, an denen sie angebracht sind, zur Aufbewahrung verstaubar
sind.
18. Bett nach Anspruch 17, dadurch gekennzeichnet, dass wenigstens eines der klappbaren Beine des Betts mit der Schienenanordnung für dasjenige
Gestellteil verbunden ist, an dem es angebracht ist, sodass die Bewegung des Beins
die Bewegung des Gestellteils mit Bezug auf die Befestigungsplatte verursacht.
19. Bett nach Anspruch 1, dadurch gekennzeichnet, dass die Befestigungsplatte Haltermittel an ihr hat, um die Befestigungsplatte in einer
festen Position mit Bezug auf eine Auflagefläche, auf der dieselbe liegt, zu tragen.
20. Gestell für ein Möbelstück gemäß einem der Ansprüche 1-19, wobei das genannte Gestell
zwei Teile (6, 8) umfasst, die zwischen einem zusammengeklappten Zustand, in dem die
beiden Teile im Wesentlichen parallel liegen, und einem Benutzungszustand, in dem
die beiden Teile im Wesentlichen hintereinander liegen, bewegbar sind, dadurch gekennzeichnet, dass jedes der genannten Teile (6, 8) mit Bezug auf wenigstens eine Befestigungsplatte
(14) drehbar ist und die genannten Gestellteile und die genannte Befestigungsplatte
ferner über eine zwischen denselben gebildete Schienenanordnung gegenseitig in Eingriff
sind.
1. Un lit comprenant un support pour supporter un matelas (2), ledit support comportant
deux parties (6,8) qui peuvent être mues entre un état replié pour le rangement, en
lequel les deux parties se trouvent sensiblement parallèles, et un état d'utilisation
en lequel les deux parties se trouvent sensiblement alignées, chacune desdites parties
(6,8) pouvant pivoter relativement à au moins une plaque de montage (14) en une première
position sur la plaque de montage et caractérisé en ce que ladite partie de support et la plaque de montage sont de plus mises en prise au moyen
d'un ensemble formant rail.
2. Un lit selon la revendication 1, caractérisé en ce que qu'il est pourvu, au minimum, de deux plaques de montage dont une est placée d'un
premier côté des parties de support et en prise avec celles-ci, et la deuxième est
montée d'un côté opposé des parties de support et en prise avec celles-ci.
3. Un lit selon la revendication 2, caractérisé en ce que chaque plaque de montage est pourvue d'un premier et d'un deuxième ensembles formant
rails, une première partie de support en prise pour se mouvoir le long du premier
rail et une deuxième partie de support en prise pour se mouvoir le long du deuxième
rail.
4. Un lit selon la revendication 2, caractérisé en ce que deux plaques de montage sont prévues de chaque côté des parties de support, chaque
plaque de montage ayant un rail formé sur la plaque.
5. Un lit seon la revendication 2, caractérisé en ce que lesdites plaques de montage sont maintenues en une position fixe relativement aux
autres plaques de montage.
6. Un lit selon la revendication 3, caractérisé en ce que la forme desdits premier et deuxièmes ensembles formant rail sur la plaque de montage
est symétrique autour d'un axe vertical positionné entre ceux-ci.
7. Un lit selon la revendication 1, caractérisé en ce que la plaque de montage est placée approximativement au centre de la longueur du lit
en l'état d'utilisation, de sorte que les deux parties de support sont de longueur
sensiblement égale.
8. Un lit selon la revendication 1, caractérisé en ce que la partie de support peut se mouvoir le long de l'ensemble formant rail entre une
première position en laquelle la partie de support est maintenue en l'état d'utilisation
et une deuxième position en laquelle la partie de support se trouve en l'état de rangement.
9. Un lit selon la revendication 1, caractérisé en ce que l'ensemble formant rail comprend, sur la partie de support, un élément ou une fente
qui, pour le mouvement, est en prise avec un autre élément ou une autre fente sur
la plaque de montage.
10. Un lit selon la revendication 9, caractérisé en ce que le mouvement de la partie de support est guidé par l'élément qui, sur la partie de
support, se déplace le long d'une fente dans la plaque de montage.
11. Un lit selon la revendication 10, caractérisé en ce que la fente est en forme d'arc.
12. Un lit selon la revendication 10, caractérisé en ce que le fente est pourvue d'une portion qui, lorsque la partie de support est en un état
de rangement, permet à l'élément de passer à une position verrouillée, retenant ainsi
la partie de support en l'état de rangement.
13. Un lit selon la revendication 1, caractérisé en ce qu'il est prévu, au point de pivot, une fente qui rend possible un mouvement linéaire
de la partie de support relativement à la plaque de montage.
14. Un lit selon la revendication 3, caractérisé en ce que chacune des plaques de montage comprend deux points de pivot dont un pour chaque
partie de support, et deux agencements de rails, dont un pour chaque partie de support.
15. Un lit selon la revendication 14, caractérisé en ce que les plaques de montage comprennent les fentes pour lesdits agencements de rails,
lesdites fentes incluant une partie en arc et s'écartant l'une de l'autre de haut
en bas, et la longueur desdites fentes délimitant le degré de pivotement des parties
de support respectives relativement à la plaque de montage.
16. Un lit selon la revendication 1, caractérisé en ce que le matelas est prévu pour avoir au moins la même longueur que le support en un état
d'utilisation et, lorsque le support est en un état de rangement, le matelas est reçu,
à son point de pliage, dans un intervalle défini entre les extrémités espacées des
parties de support.
17. Un lit selon l'une quelconque des revendications précédentes, caractérisé en ce que chaque partie de support comprend au moins une partie formant un pied repliable qui
peut être déplié vers l'extérieur pour supporter les parties de support en une position
d'utilisation et, pour le rangement, peut être arrimé à proximité de la partie de
support à laquelle il est fixé.
18. Un lit selon la revendication 17, caractérisé en ce qu'au moins un des pieds repliables du lit est connecté à l'agencement de rails pour
la partie de support à laquelle il est attaché, de sorte que le mouvement du pied
cause un mouvement de la partie de support relativement à la plaque de montage.
19. Un lit selon la revendication 1, caractérisé en ce que la plaque de montage est pourvue de moyens de soutien qui maintiennent la plaque
de montage en une position fixe relativement à une surface de support sur laquelle
se trouve celle-ci.
20. Un support pour un meuble selon l'une quelconque des revendications 1 à 19, ledit
support comprenant deux parties (6,8) qui peuvent se mouvoir entre un état replié
en lequel les deux parties se trouvent sensiblement parallèles et un état d'utilisation
en lequel les deux parties sont sensiblement alignées, caractérisé en ce que chacune desdites parties (6,8) peut pivoter relativement à au moins une plaque de
montage (14) et lesdites parties de support et la plaque de montage sont mises en
prise mutuelle au moyen d'un ensemble formant rail, formé entre celles-ci.