| (19) |
 |
|
(11) |
EP 0 330 143 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
22.08.1990 Bulletin 1990/34 |
| (43) |
Date of publication A2: |
|
30.08.1989 Bulletin 1989/35 |
| (22) |
Date of filing: 21.02.1989 |
|
| (51) |
International Patent Classification (IPC)4: B21F 33/02 |
|
| (84) |
Designated Contracting States: |
|
DE FR GB IT |
| (30) |
Priority: |
22.02.1988 US 158900
|
| (71) |
Applicant: THE STANLEY WORKS |
|
New Britain
Connecticut 06050 (US) |
|
| (72) |
Inventors: |
|
- Ayres, Donald, B.
Skokie
Illinois 60076 (US)
- Gustafson, Glenn H.
Wilmette
Illinois 60091 (US)
- Langas, Arthur
Glenview
Illinois 60025 (US)
|
| (74) |
Representative: Lewald, Dietrich, Dipl.-Ing. |
|
Lewald . Grape . Schwarzensteiner
Patentanwälte
Rindermarkt 6
80331 München
80331 München (DE) |
|
| |
|
| (54) |
Apparatus and method for automatically securing borderwires on mattress innersprings |
(57) Apparatus (10) for automatically securing borderwires on mattress innerspring, including
a support member (12) for maintaining a mattress innerspring (20) and borderwires
(22, 24) on edge in a substantially upright position as clips are automatically wrapped
along the supported edge on each side thereof. A rotatable paddle-like member (28)
is provided for rotating the mattress innerspring (20) and the borderwires (22, 24)
on the support member (12) to present another edge on which clips are to be wrapped.
Control means is provided for carrying out, automatically, each operation performed
by the apparatus.