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EP 2 157 897 B1 |
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EUROPEAN PATENT SPECIFICATION |
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Mention of the grant of the patent: |
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18.05.2011 Bulletin 2011/20 |
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Date of filing: 28.06.2007 |
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International Patent Classification (IPC):
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International application number: |
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PCT/GB2007/002421 |
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International publication number: |
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WO 2009/001023 (31.12.2008 Gazette 2009/01) |
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SHOWER TRAY WITH EDGE CLAMP
DUSCHTASSE MIT RANDKLAMMER
BAC DE DOUCHE AVEC BRIDE DE BORDURE
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Designated Contracting States: |
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AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO
SE SI SK TR |
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Date of publication of application: |
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03.03.2010 Bulletin 2010/09 |
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Proprietor: DLP Limited |
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Braddan (Isle of Man) IM4 4LH (GB) |
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Inventor: |
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- STIMPSON, Robert, William
Douglas, Isle of Man IM2 5BN (GB)
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Representative: Lees, Kate Jane |
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Marks & Clerk LLP
27 Imperial Square Cheltenham
GL50 1RQ Cheltenham
GL50 1RQ (GB) |
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References cited: :
DE-U1-202006 012 825 GB-A- 2 427 820
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GB-A- 2 394 175
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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).
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[0001] The present invention relates to a shower tray having an edge clamp for clamping
flexible floor covering material.
[0002] In particular for shower trays with higher sides, for example those which are not
recessed into shower area flooring or are only recessed a small distance; the shower
tray creates a step from the floor to the user-supporting upper surface of the tray.
This 'step' also exists with so-called 'low-level' shower trays, but to a lesser extent.
[0003] When laying flexible plastics waterproof floor covering material around these types
of shower trays, it is difficult to form a secure and watertight engagement between
an edge of the floor covering material and the shower tray. If bonding is used, over
time, the edge of the floor covering material simply pulls free, leading to a gap
and thus a leak path. Additionally, if the adhesive is not continuously applied, a
leak path to the floor area beneath the floor covering material is provided.
[0004] Document
DE202006012825U describes the securement of a sealing strip into a foam element supporting a plate
element. This document discloses the features of the preamble of claim 1.
GB 2427820 and
GB 2394175 describe a shower tray having an integral trough for receiving a flexible floor covering
material and means for clamping the floor covering within the trough.
[0005] The present invention seeks to provide a solution to this problem.
[0006] According to the present invention, there is provided a shower tray comprising a
shower tray body having an upper surface and one or more side surfaces defining a
side or sides of the shower tray body, and an edge clamp for clamping flexible floor
covering material along the said side or sides of the shower tray body, the edge clamp
including a supporting element which is engaged or engageable with the shower tray
body, and a clamping element, the in use supporting element supporting the flexible
floor covering material and the in use clamping element clamping the flexible floor
covering material to the supporting element so that the flexible floor covering material
is indirectly engaged with the shower tray body, the edge clamp being reversible for
storage within the shower tray body when not in use.
[0007] Preferable and/or optional features of the invention are set forth in claims 2 to
15, inclusive.
[0008] The invention will now be more particularly described, by way of example only, with
reference to the accompanying drawings, in which:
Figure 1 shows a scrap perspective view of a corner of one embodiment of a shower
tray, in accordance with the invention and in which an edge clamp can be seen in the
storage or unused position; and
Figure 2 is a view of the shower tray shown in Figure 1, from another corner and in
which the edge clamp can be seen in the used position and with flexible floor covering
in place; and
Figure 3 is a partial vertical section through the shower tray shown in Figure 2 with
the section passing through an edge clamp retaining screw; and
Figure 4 is a scrap side view of the shower tray shown in Figure 1 showing the edge
clamp components in the storage or closed position.
[0009] Referring to the drawings, there is shown a shower tray 10 which comprises a, typically
moulded, shower tray body 12 and an edge clamp 14. The shower tray body 12 includes
an upper surface 16 for supporting a user during showering and one or more integral
side surfaces 18 which depend from a perimeter edge 20 of the upper surface 16. The
upper surface 16 includes a fall for directing water to a drain 16', and the side
surfaces 18 define sides 22 of the shower tray 10.
[0010] The edge clamp 14 is adapted to clamp flexible waterproof floor covering material
24, such as Altro RTM, along at least one of the sides 22 of the shower tray 10. To
this end, the edge clamp 14 includes a supporting element 26 and a clamping element
28, both of which can be formed from extruded plastics or metal. The supporting element
26 is engaged or engagable with the side 22 of the shower tray body 12, for example,
by bonding. The supporting element 26 has a substantially L-shaped lateral cross-section,
and includes an arcuately ramped front surface 30, and planar bottom and rear surfaces
32, 34. The bottom and rear surfaces 32, 34 extend at right angles to each other.
[0011] The clamping element 28 has a generally T-shaped lateral cross-section and includes
a clamping portion 36 and a foot portion 38. The foot portion 38 of the clamping element
28 is adapted to abut the front surface 30 of the supporting element 26, and the clamping
portion 36 is adapted to overlap and thus clamp an edge of the waterproof floor covering
material 24 to the ramped front surface 30 of the supporting element 26.
[0012] To prevent leakage between the shower tray body 12 and the edge clamp 14, the shower
tray body 12 includes an edge clamp recess 40 which is formed in one or more of the
sides 22. The edge clamp recess 40 extends to and includes the bottom edge 42 of the
shower tray body 12. In this way, the edge clamp recess 40 undercuts the upper surface
16 of the shower tray body 12 to form an overhang 44. The overhanging perimeter portion
46 of the upper surface 16 of the shower tray body 12 can thus be considered as forming
a wall of the recess 40.
[0013] The or each recess 40 is elongate, and, preferably, extends the length of the respective
side 22 of the shower tray body 12. The recess 40 has a lateral cross-sectional profile
which is adapted to receive the edge clamp 14 when reversed as a substantially complementarily
fit. This is best understood from Figures 3 and 4. As such, when the supporting element
26 of the edge clamp 14 is in a condition for supporting the floor covering, which,
as best seen in Figure 3, corresponds to the ramped front surface 30 being oriented
to face outwardly, an upper edge 48 of the supporting element 26 locates within an
inner groove 50 formed in an upper surface 52 of the recess 40, and the supporting
element 26, and in particular the ramped front surface 30, projects outwardly beyond
the perimeter edge 20 of the upper surface 16 of the shower tray body 12. An upper
edge 54 of the clamping element 28 is locatable in an outer groove 56 formed in an
upper outer edge 58 of the recess 40 and parallel with the inner groove 50. The foot
portion 38 of the clamping element 28 is thus braced against the front surface 30
of the supporting element 26, and the clamping portion 36 extends flushly from the
shower tray body 12 to overlap an edge of the floor covering material 24 laid on the
front surface 30 of the supporting element 26.
[0014] A screw-threaded fastener 60 is utilised to connect the clamping element 28 to the
supporting element 26. The screw-threaded fastener 60 may also extend through the
supporting element 26 to engage in the shower tray body 12. Due to the screw-threaded
fastener 60, the clamping portion 36 thus clamps the floor covering material 24 to
the supporting element 26.
[0015] The supporting element 26 can also be separately fastened to the floor of the installation
area via further screw-threaded fasteners. The floor covering material is not pierced
by the edge clamp or any screw-threaded fastener.
[0016] Due also to the inner and outer grooves 50, 56 of the recess 40, a ridge 62, being
a portion of the shower tray body 12, is formed therebetween. With the clamping element
28 and the supporting element 26 located in the inner and outer grooves 50, 56, and
interengaged, not only is the floor covering material 24 clamped therebetween, but
also the ridge 62 between the inner and outer grooves 50, 56 is clamped therebetween.
Consequently, the edge clamp 14 is also clamped to the shower tray body 12.
[0017] Since the edge clamp recess 40 is substantially complementarily profiled, the supporting
element 26 and the clamping element 28 can be reversed in orientation and located
within the recess 40 for storage and transportation. In this storage condition, the
upper edge 54 of the clamping element 28 is received in the inner groove 50 of the
recess 40, and the upper edge 48 of the supporting element 26 is received in the outer
groove 56 of the recess 40. The rear surface 34 of the supporting element 26 is thus
flush or substantially flush with the overhanging perimeter edge 20 of the upper surface
16 of the shower tray body 12.
[0018] Although the supporting element is separate of the clamping element, it is feasible
that the edge clamp can be formed as one-piece, for example with hinge, which could
be a living or live hinge, provided between the supporting element and the clamping
element.
[0019] It is envisaged that the recess in the or each side surface of the shower tray body
could be dispensed with. In this case, the edge clamp is directly attached to the
side surface of the shower tray body.
[0020] By use of the supporting element of the edge clamp, it is intended that the floor
covering material is not directly engaged with the shower tray body. In other words,
the supporting element holds the floor covering material in spaced relationship with
the shower tray body. However, it is possible that the supporting element can be dispensed
with and the clamping element can clamp the floor covering material directly to the
side surface of the shower tray body.
[0021] Even if the edge clamp recess were dispensed with, it would still be convenient to
allow storage of the edge clamp in the shower tray body. To this end, storage could
be provided in an under surface of the shower tray.
[0022] Although not shown in the drawings, to allow the edge clamp to extend around one
or more corner of the shower tray body, mitred sections are provided.
[0023] As shown in the drawings, the edge clamp can be provided in sections which, when
combined, extend along the longitudinal extent of the side of the shower tray body.
[0024] Although the flexible floor covering material is typically a waterproof plastics
material, it could be carpet or another non-waterproof floor covering.
[0025] Although the edge clamp recess has a substantially L-shaped lateral cross-section,
the recess can be substantially U-shaped, thus being in the form of an elongate three-sided
channel or groove and provided in the side of the shower tray body, partway between
upper and lower perimeter edges thereof
[0026] It is thus possible to provide a shower tray which has a shower tray body and an
edge clamp for clamping flexible floor covering material along at least one side of
the shower tray body. It is further possible to provide an edge clamp which indirectly
clamps a flexible floor covering material to the shower tray body. Additionally, storage
of an edge clamp, when not in use, in the shower tray body is possible.
1. A shower tray (10) comprising a shower tray body (12) having an upper surface (16)
and one or more side surfaces (18) defining a side or sides (22) of the shower tray
body (12), and an edge clamp (14) for clamping flexible floor covering material (24)
along the said side or sides (22) of the shower tray body (12), characterized in that the edge clamp includes a supporting element (26) which is engaged or engageable
with the shower tray body, and a clamping element (28), the in use supporting element
(26) supporting the flexible floor covering material (24), and the in use clamping
element (28) clamping the flexible floor covering material (24) to the supporting
element (26) so that the flexible floor covering material is indirectly engaged with
the shower tray body, the edge clamp (14) being reversible for storage within the
shower tray body when not in use.
2. A shower tray (10) as claimed in claim 1, wherein a recess (40) is provided in one
or more of the side surfaces (18) of the shower tray body (12), and the edge clamp
(14) is for clamping flexible floor covering material (24) in a space provided by
the recess (40).
3. A shower tray (10) as claimed in claim 2, wherein the recess (40) is elongate and
extends under an upper surface (16) of the shower tray body (12).
4. A shower tray (10) as claimed in claim 2 or claim 3, wherein the shower tray (10)
includes an overhanging perimeter edge (20) which in part defines the recess (40).
5. A shower tray (10) as claimed in any one of claims 2 to 4, wherein the recess (40)
has an L-shaped or substantially L-shaped lateral cross-section.
6. A shower tray (10) as claimed in any one of claims 2 to 4, wherein the recess (40)
is a groove or channel having a U-shaped or substantially U-shaped cross-section.
7. A shower tray (10) as claimed in any one of the preceding claims, wherein the supporting
element (26) includes a ramped portion (30) for guiding the flexible floor covering
material (24).
8. A shower tray (10) as claimed in claim 7, wherein the ramped portion (30) is arcuate.
9. A shower tray (10) as claimed in any one of the preceding claims, wherein, when the
supporting element (26) is in a floor covering supporting condition, the supporting
element (26) projects from the shower tray body (12).
10. A shower tray (10) as claimed in any one of the preceding claims, wherein, when the
supporting element (26) is in a floor covering supporting condition, the clamping
element (28) is flush or substantially flush with the shower tray body (12).
11. A shower tray (10) as claimed in any one of the preceding claims, wherein, in a storage
condition, the supporting element (26) is flush or substantially flush with the shower
tray body (12)..
12. A shower tray (10) as claimed in any one of the preceding claims, wherein the supporting
element (26) is separate of the clamping element (28).
13. A shower tray (10) as claimed in any one of the preceding claims, wherein the supporting
element (26) and the clamping element (28) are unitarily formed as one-piece.
14. A shower tray (10) as claimed in any one of the preceding claims, wherein the edge
clamp (14) is clampable to the shower tray body (12).
15. A shower tray (10) as claimed in any one of the preceding claims, wherein a portion
(62) of the shower tray body (12) is locatable in the edge clamp (14).
1. Duschwanne (10), die aufweist: einen Duschwannenkörper (12) mit einer oberen Fläche
(16) und einer oder mehr Seitenflächen (18), die eine Seite oder Seiten (22) des Duschwannenkörpers
(12) definieren; und eine Randklammer (14) für das Festklemmen des elastischen Fußbodenbelagmaterials
(24) längs der Seite oder der Seiten (22) des Duschwannenkörpers (12), dadurch gekennzeichnet, dass die Randklammer ein Tragelement (26), das mit dem Duschwannenkörper in Eingriff ist
oder in Eingriff gebracht werden kann, und ein Klemmelement (28) umfasst, wobei bei
Benutzung das Tragelement (26) das elastische Fußbodenbelagmaterial (24) trägt, und
wobei bei Benutzung das Klemmelement (28) das elastische Fußbodenbelagmaterial (24)
am Tragelement (26) festklemmt, so dass das elastische Fußbodenbelagmaterial indirekt
mit dem Duschwannenkörper in Eingriff gebracht wird, wobei die Randklammer (14) für
eine Aufbewahrung innerhalb des Duschwannenkörpers umkehrbar ist, wenn es nicht benutzt
wird.
2. Duschwanne (10) nach Anspruch 1, bei der eine Aussparung (40) in einer oder mehreren
der Seitenflächen (18) des Duschwannenkörpers (12) vorhanden ist, und bei der die
Randklammer (14) für das Festklemmen des elastischen Fußbodenbelagmaterials (24) in
einem Raum vorhanden ist, der durch die Aussparung (40) bereitgestellt wird.
3. Duschwanne (10) nach Anspruch 2, bei der die Aussparung (40) länglich ist und sich
unter einer oberen Fläche (16) des Duschwannenkörpers (12) erstreckt.
4. Duschwanne (10) nach Anspruch 2 oder Anspruch 3, bei der die Duschwanne (10) einen
überhängenden Außenrand (20) umfasst, der teilweise die Aussparung (40) definiert.
5. Duschwanne (10) nach einem der Ansprüche 2 bis 4, bei der die Aussparung (40) einen
L-förmigen oder im Wesentlichen L-förmigen lateralen Querschnitt aufweist.
6. Duschwanne (10) nach einem der Ansprüche 2 bis 4, bei der die Aussparung (40) eine
Nut oder Rille mit einem U-förmigen oder im Wesentlichen U-förmigen Querschnitt ist.
7. Duschwanne (10) nach einem der vorhergehenden Ansprüche, bei der das Tragelement (26)
einen abgeschrägten Abschnitt (30) für das Führen des elastischen Fußbodenbelagmaterials
(24) umfasst.
8. Duschwanne (10) nach Anspruch 7, bei der der abgeschrägte Abschnitt (30) bogenförmig
ist.
9. Duschwanne (10) nach einem der vorhergehenden Ansprüche, bei der, wenn sich das Tragelement
(26) in einem den Fußbodenbelag tragenden Zustand befindet, das Tragelement (26) aus
dem Duschwannenkörper (12) vorsteht.
10. Duschwanne (10) nach einem der vorhergehenden Ansprüche, bei der, wenn sich das Tragelement
(26) in einem den Fußbodenbelag tragenden Zustand befindet, das Klemmelement (28)
mit dem Duschwannenkörper (12) bündig oder im Wesentlich bündig ist.
11. Duschwanne (10) nach einem der vorhergehenden Ansprüche, bei der das Tragelement (26)
in einem Aufbewahrungszustand mit dem Duschwannenkörper (12) bündig oder im Wesentlichen
bündig ist.
12. Duschwanne (10) nach einem der vorhergehenden Ansprüche, bei der das Tragelement (26)
separat vom Klemmelement (28) ist.
13. Duschwanne (10) nach einem der vorhergehenden Ansprüche, bei der das Tragelement (26)
und das Klemmelement (28) einheitlich als ein Teil ausgebildet sind.
14. Duschwanne (10) nach einem der vorhergehenden Ansprüche, bei der die Randklammer (14)
an den Duschwannenkörper (12) festgeklemmt werden kann.
15. Duschwanne (10) nach einem der vorhergehenden Ansprüche, bei der ein Abschnitt (62)
des Duschwannenkörpers (12) in der Randklammer (14) angeordnet werden kann.
1. Bac de douche (10), comprenant un corps du bac de douche (12) comportant une surface
supérieure (16) et une ou plusieurs surfaces latérales (18), définissant un côté ou
des côtés (22) du corps du bac de la douche (12), et une bride de serrage de bordure
(14) pour serrer un matériau de revêtement de sol flexible (24) le long dudit côté
ou desdits côtés (22) du corps du bac de la douche (12), caractérisé en ce que la bride de serrage de bordure englobe un élément de support (26) engagé ou pouvant
être engagé dans le corps du bac de la douche, et un élément de serrage (28), l'élément
de support (26) supportant en service le matériau de revêtement de sol flexible (24),
et l'élément de serrage (28) serrant en service le matériau de revêtement de sol flexible
(24) sur l'élément de support (26), de sorte que le matériau de revêtement de sol
flexible est engagé de manière indirecte dans le corps du bac de la douche, la bride
de serrage de bordure (14) étant réversible en vue d'un stockage dans le corps du
bac de la douche lorsqu'elle n'est pas en service.
2. Bac de douche (10) selon la revendication 1, dans lequel un évidement (40) est formé
dans une ou dans plusieurs surfaces latérales (18) du corps du bac de la douche (12),
la bride de serrage de bordure (14) servant à serrer le matériau de revêtement de
sol flexible (24) dans un espace établi dans l'évidement (40).
3. Bac de douche (10) selon la revendication 2, dans lequel l'évidement (40) est allongé
et s'étend au-dessous d'une surface supérieure (16) du corps du bac de la douche (12).
4. Bac de douche (10) selon les revendications 2 ou 3, dans lequel le bac de douche (10)
englobe un bord périphérique en surplomb (20) définissant en partie l'évidement (40).
5. Bac de douche (10) selon l'une quelconque des revendications 2 à 4, dans lequel l'évidement
(40) a une section transversale latérale en forme de L ou pratiquement en forme de
L.
6. Bac de douche (10) selon l'une quelconque des revendications 2 à 4, dans lequel l'évidement
(40) est constitué par une rainure ou un canal, ayant une section transversale en
forme de U ou pratiquement en forme de U.
7. Bac de douche (10) selon l'une quelconque des revendications précédentes, dans lequel
l'élément de support (26) englobe une partie en rampe (30) pour guider le matériau
de revêtement de sol flexible (24).
8. Bac de douche (10) selon la revendication 7, dans lequel la partie en rampe (30) est
arquée.
9. Bac de douche (10) selon l'une quelconque des revendications précédentes, dans lequel,
lorsque l'élément de support (26) se trouve dans un état de support du revêtement
du sol, l'élément de support (26) déborde à partir du corps du bac de la douche (12).
10. Bac de douche (10) selon l'une quelconque des revendications précédentes, dans lequel,
lorsque l'élément de support (26) se trouve dans un état de support du revêtement
du sol, l'élément de serrage (28) affleure ou affleure pratiquement le corps du bac
de la douche (12).
11. Bac de douche (10) selon l'une quelconque des revendications précédentes, dans lequel,
dans un état de stockage, l'élément de support (26) affleure ou affleure pratiquement
le corps du bac de la douche (12).
12. Bac de douche (10) selon l'une quelconque des revendications précédentes, dans lequel
l'élément de support (26) est séparé de l'élément de serrage (28).
13. Bac de douche (10) selon l'une quelconque des revendications précédentes, dans lequel
l'élément de support (26) et l'élément de serrage (28) sont formés ensemble d'une
seule pièce.
14. Bac de douche (10) selon l'une quelconque des revendications précédentes, dans lequel
la bride de serrage de bordure (14) peut être serrée sur le corps du bac de la douche
(12).
15. Bac de douche (10) selon l'une quelconque des revendications précédentes, dans lequel
une partie (62) du corps du bac de la douche (12) peut être positionnée dans la bride
de serrage de bordure (14).
REFERENCES CITED IN THE DESCRIPTION
This list of references cited by the applicant is for the reader's convenience only.
It does not form part of the European patent document. Even though great care has
been taken in compiling the references, errors or omissions cannot be excluded and
the EPO disclaims all liability in this regard.
Patent documents cited in the description