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Patent US4743067A successfully refreshed from Google Patents.
US4743067A
Expired / Lapsed
US
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Rapid locking device for an articulated seat
Assignee: Cousin Freres SA
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Filing: 1987-06-11
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Granted: 1988-05-10
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Expires: 2007-06-11
Abstract
Abstract A rapid locking device for an articulated seat including an outer casing having a central spindle connected to one side of a seat-back frame, the outer casing containing a second casing which is star-shaped and carries a swing bar on which are mounted idle serrated rollers placed between outer face of the star-shaped casing and inner face of the outer casing.
Inventors
- 👤 Yves Pipon
- 👤 Georges Droulon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:33
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/42; B60N2/433; B60N2/02; B60N2/22; B60N2/2227; B60N2/225; B60N2/2252
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
198 words
Rapid locking device for an articulation mounted on a frame of a seat-back as a complement of a positioning articulation fitting, comprising an outer casing (1) having in its center a central spindle (11) connected to one side of the seat-back frame, said outer casing (1) containing a second casing (6), said second casing having a circumference including a plurality of outwardly extending projections (6) being star-shaped and delimiting with said outer casing (1) a housing for at least one swing bar (8) having ends on which are mounted idle rollers (9) with a serrated outer surface, said idle rollers (9) being placed between an outer face of the star-shaped casing (6) and an inner face of the outer casing (1), whereby said idle rollers (9) are, upon an impact, moved by inertia due to their own weight and also to rotation of the outer casing (1) under a pivoting action of the seat-back, which locks the outer casing (1) with respect to the second casing (6) by penetration of the idle rollers (9) inbetween the second casing (6) and the outer casing (1), said second casing (6) being rigidly connected to the seating portion of the seat.
Claim 2
Dependent Claim
198 words
Rapid locking device for an articulation mounted on a frame of a seat-back as a complement of a positioning articulation fitting, comprising an outer casing (1) having in its center a central spindle (11) connected to one side of the seat-back frame, said outer casing (1) containing a second casing (6), said second casing having a circumference including a plurality of outwardly extending projections (6) being star-shaped and delimiting with said outer casing (1) a housing for at least one swing bar (8) having ends on which are mounted idle rollers (9) with a serrated outer surface, said idle rollers (9) being placed between an outer face of the star-shaped casing (6) and an inner face of the outer casing (1), whereby said idle rollers (9) are, upon an impact, moved by inertia due to their own weight and also to rotation of the outer casing (1) under a pivoting action of the seat-back, which locks the outer casing (1) with respect to the second casing (6) by penetration of the idle rollers (9) inbetween the second casing (6) and the outer casing (1), said second casing (6) being rigidly connected to the seating portion of the seat.
Claim 3
Dependent Claim
60 words
The device according to claim 1, further comprising a seat-back return spring (14), with one of the ends of said spring (14) being fixed on said central spindle (11) and another end of said spring comprising a U-shaped portion engaging an inner face of the second casing (6), wherein said spring biases said seat-back against the back of the user.
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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) | 1991-05-10 | 1991-11-09 | 1992-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-05-10 | 1995-11-09 | 1996-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-05-10 | 1999-11-09 | 2000-05-10 | $7700.00 | Window Closed / Lapsed |