US3822852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compound swivel structure for vehicle seat support
Assignee: Flexsteel Industries Inc
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Filing: 1972-02-23
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Granted: 1974-07-09
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Expires: 1992-02-23
Abstract
Abstract Compound swivel structure for supporting seat structures in a vehicle to allow selective positioning of a seat against a side wall, or in a forwardly facing direction or in a rearwardly facing direction, to permit utilization of space for maximum convenience and advantage. An arm is supported on a base for movement about a first vertical axis, a seat support being carried by the arm for movement about a second vertical axis, and locking means including a lock bar pivotal on the arm on a horizontal axis, lock the seat support relative to the arm and the arm relative to the base.
Inventors
- 👤 H Quakenbush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:16
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/02; B60N2/04; B60N2/14; B60N2/143
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
171 words
In a support structure for support of a vehicle seat or the like, base means, arm means, first bearing means journalling said arm means on said base means for swivel movement about a first vertical axis, seat support means, second bearing means journalling said seat support means for swivel movement about a second vertical axis spaced from said first vertical axis, first slot means on said base means defining a plurality of slots spaced angularly about and extending radially with respect to said first vertical axis, second slot means on said seat support means defining at least one slot extending radially with respect to said second vertical axis, and a lock member pivotal on said arm means about a generally horizontal axis intermediate said first and second vertical axes for generally vertical movement of a first portion thereof into a selected one of said plurality of said slots of said first slot means and a simultaneous generally vertical movement of a second portion thereof into slot of said second slot means.
Claim 2
Dependent Claim
171 words
In a support structure for support of a vehicle seat or the like, base means, arm means, first bearing means journalling said arm means on said base means for swivel movement about a first vertical axis, seat support means, second bearing means journalling said seat support means for swivel movement about a second vertical axis spaced from said first vertical axis, first slot means on said base means defining a plurality of slots spaced angularly about and extending radially with respect to said first vertical axis, second slot means on said seat support means defining at least one slot extending radially with respect to said second vertical axis, and a lock member pivotal on said arm means about a generally horizontal axis intermediate said first and second vertical axes for generally vertical movement of a first portion thereof into a selected one of said plurality of said slots of said first slot means and a simultaneous generally vertical movement of a second portion thereof into slot of said second slot means.
Claim 3
Dependent Claim
86 words
In a support structure as defined in claim 1, said first portion of said lock member being movable downwardly into locking engagement with said first slot means while said second portion of said lock member is moved upwardly into locking engagement with said second slot means, and said first portion of said lock member being movable upwardly out of locking engagement with said first lock means while said second portion of said lock member is moved downwardly out of locking engagement with said second slot means.
Claim 4
Dependent Claim
46 words
In a support structure as defined in claim 2, said lock member having an intermediate position in which said first portion thereof is out of locking relationship to said first slot means while said second portion thereof is in locking relationship to said second slot means.
Claim 5
Dependent Claim
60 words
In a support structure as defined in claim 2, said first bearing means comprising upstanding stud means on said base means defining an external cylindrical surface and means on said arm means defining an internal cylindrical surface in bearing relationship to said external cylindrical surface, said first slot means being formed on the upper end of said upstanding stud means.
Claim 6
Dependent Claim
30 words
In a support structure as defined in claim 1, said slots of said first slot means being tapered and said first portion of said lock member having a complementary taper.
Claim 7
Dependent Claim
36 words
In a support structure as defined in claim 1, said slots of both said first and second slot means being tapered and being both said first and second portions of said lock member having complementary tapers.
Claim 8
Dependent Claim
59 words
In a support structure as defined in claim 2, said lock member having an actuating end portion projecting away from said horizontal pivot axis beyond said first vertical axis, said actuating end portions being movable upwardly to move said first and second portions of said lock membEr out of locking engagement with both said first and second slot means.
References Cited (Backward Citations)
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Cited
US3191400A
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US3394964A
Cited
US3542424A
Cited
US3708203A
Cited
US3727873A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-07-08 | 1978-01-07 | 1978-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-08 | 1982-01-07 | 1982-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-08 | 1986-01-07 | 1986-07-09 | $7700.00 | Window Closed / Lapsed |