Patent US3964710A successfully refreshed from Google Patents.
US3964710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suspended ceiling leveling device
Assignee: Lawrence Peska Associates Inc
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Filing: 1974-12-06
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Granted: 1976-06-22
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Expires: 1994-12-06
Abstract
Abstract A suspended ceiling leveling device is used to install a 90° angle component of a gird assembly for a suspended ceiling in a level horizontal plane. The device comprises a body member engaging a vertical wall, wherein a 90° angle component rest within a pair of devices. A suction cup affixed to an end of a handle assembly cooperates with the body member, wherein the suction cup engages the vertical wall holding the body member flush to the vertical wall.
Inventors
- 👤 Andrew Conroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:42
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/18; E04F21/1838; E04F21/1883; E04F21/1888
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
289 words
A suspended ceiling leveling device for leveling a 90° angle component of a guide assembly of a suspended ceiling which comprises: a. an elongated rectangularly shaped plate having a center transverse hole therethrough; b. L-shaped flange members affixed perpendicularly to each end of said plate, each said L-shaped flange member having a longer leg and a shorter leg, said longer leg joined perpendicularly to said plate, said shorter leg of each said member parallel to said plate and extending away from said plate, each said shorter leg adapted to engage a vertical wall; c. a smaller flat rectangularly shaped plate affixed perpendicularly to said elongated rectangularly shaped plate between one said L-shaped flange member and said hole, said smaller plate positioned on the same side of said larger plate as each said L-shaped flange member, said 90° angle component adapted to rest on top of said smaller plate and engage against said vertical wall; d. a guide assembly mounted onto larger plate at said transverse hole, said guide assembly positioned on the same side of said larger plate as said L-shaped flange members; e. a rod member slidably contained in said guide assembly, said rod member extending through said guide assembly and said transverse hole; f. a circular disc handle affixed to one end of said rod member, said handle being positioned on an opposite side of said large plate to that of L-shaped flange members; and g. a suction cup member affixed to another end of said rod member, said suction cup member positioned on said same side of said larger plate as said L-shaped flange members, said suction cup positioned between one said flange member and said smaller plate, said suction cup member engaging said vertical wall.
Claim 2
Dependent Claim
289 words
A suspended ceiling leveling device for leveling a 90° angle component of a guide assembly of a suspended ceiling which comprises: a. an elongated rectangularly shaped plate having a center transverse hole therethrough; b. L-shaped flange members affixed perpendicularly to each end of said plate, each said L-shaped flange member having a longer leg and a shorter leg, said longer leg joined perpendicularly to said plate, said shorter leg of each said member parallel to said plate and extending away from said plate, each said shorter leg adapted to engage a vertical wall; c. a smaller flat rectangularly shaped plate affixed perpendicularly to said elongated rectangularly shaped plate between one said L-shaped flange member and said hole, said smaller plate positioned on the same side of said larger plate as each said L-shaped flange member, said 90° angle component adapted to rest on top of said smaller plate and engage against said vertical wall; d. a guide assembly mounted onto larger plate at said transverse hole, said guide assembly positioned on the same side of said larger plate as said L-shaped flange members; e. a rod member slidably contained in said guide assembly, said rod member extending through said guide assembly and said transverse hole; f. a circular disc handle affixed to one end of said rod member, said handle being positioned on an opposite side of said large plate to that of L-shaped flange members; and g. a suction cup member affixed to another end of said rod member, said suction cup member positioned on said same side of said larger plate as said L-shaped flange members, said suction cup positioned between one said flange member and said smaller plate, said suction cup member engaging said vertical wall.
References Cited (Backward Citations)
US2104515A
Cited
GB876073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-06-22 | 1979-12-22 | 1980-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-22 | 1983-12-22 | 1984-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-22 | 1987-12-22 | 1988-06-22 | $7700.00 | Window Closed / Lapsed |