Patent US4034524A successfully refreshed from Google Patents.
US4034524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Movable partition
Assignee: JUSTIN HUPPE Firma
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Filing: 1975-08-08
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Granted: 1977-07-12
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Expires: 1995-08-08
Abstract
Abstract A movable wall partition is provided on the bottom edge thereof with a caster for rolling the movable wall partition into position. The wall partition is provided at its lower edge with a bracing step which is urged by a jack mechanism into engagement with the floor to lift the caster from the floor and to raise the top edge of the wall partition into engagement with the ceiling.
Inventors
- 👤 Klaus Fromme
- 👤 Bernd Walther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:02
CPC Classifications
E; E06; E06B; E06B7/00; E06B7/16; E06B7/18; E04; E04B; E04B2/00; E04B2/74; E04B2/82; E04B2/827
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
120 words
A movable partition comprising: a vertical wall element, means mounting a caster at the bottom of said wall element for moving said wall element to and from operating position, a pressure strip at the bottom of said wall element, substantially the same length as said wall element and interfitting therewith to seal said wall element to a floor, and pressure means for acting between said wall element and said pressure strip independently of said caster and of said caster mounting means for extending said pressure strip downwards relative to said wall element against the floor and thereby raising said wall element to lift said caster from the floor and to raise the top of said wall element against the ceiling.
Claim 2
Dependent Claim
120 words
A movable partition comprising: a vertical wall element, means mounting a caster at the bottom of said wall element for moving said wall element to and from operating position, a pressure strip at the bottom of said wall element, substantially the same length as said wall element and interfitting therewith to seal said wall element to a floor, and pressure means for acting between said wall element and said pressure strip independently of said caster and of said caster mounting means for extending said pressure strip downwards relative to said wall element against the floor and thereby raising said wall element to lift said caster from the floor and to raise the top of said wall element against the ceiling.
Claim 3
Dependent Claim
66 words
A partition as set forth in claim 1 and further including a detachable carrier having outwardly extending portions, casters mounted on said outwardly extending portions and coplanar with the first mentioned caster, and means detachably connecting said carrier to said wall element, said casters rising out of contact with the floor when said carrier is connected to said wall element and said wall element is raised.
Claim 4
Dependent Claim
24 words
A partition as set forth in claim 2 wherein the casters mounted on the extending portions have vertical pivots on which said casters swivel.
Claim 5
Dependent Claim
38 words
A partition as set forth in claim 2 wherein said carrier includes a vertical spar, and the means detachably securing said carrier to said wall element secures said vertical spar to the vertical edge of said wall element.
Claim 6
Dependent Claim
57 words
A partition as set forth in claim 4 wherein the spar and the edge to which it is attached are of complementary shape, and the securing means comprises a hook-like member extendible through an opening in said wall element edge, and means acting between said hook-like element and said spar for locking said hook-like element in place.
Claim 7
Dependent Claim
42 words
A partition as set forth in claim 1 wherein said wall element is a hollow wall element having a frame and cover panels on both faces thereof, said frame having a bottom cross spar on which the first mentioned caster is mounted.
Claim 8
Dependent Claim
33 words
A partition as set forth in claim 1 wherein the top edge of the wall element is relieved to embrace a cleat attached to the ceiling without exerting substantial force against the ceiling.
Claim 9
Dependent Claim
35 words
A partition as set forth in claim 7 and further including a sealing strip at the top of said wall element and attached to lie against said cleat with a wall element in raised position.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-07-11 | 1981-01-10 | 1981-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-07-11 | 1985-01-10 | 1985-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-07-11 | 1989-01-10 | 1989-07-12 | $7700.00 | Window Closed / Lapsed |