Patent US3228647A successfully refreshed from Google Patents.
US3228647A
Expired / Lapsed
US
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Locking device for seats and the like
Assignee: NOUVELLE MIRIMA Ste
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Filing: 1963-12-11
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Granted: 1966-01-11
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Expires: 1983-12-11
Abstract
No abstract record available.
Inventors
- 👤 Musianowycz Jaroslaw Ivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:03
CPC Classifications
A; A47; A47C; A47C3/00; A47C3/20; A47C3/28; A47C3/285
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
LOCKING MEANS FOR A SEAT AND THE LIKE COMPRISING AN OUTER SUPPORTING TUBE, AN INNER TUBE LOCATED SLIDINGLY WITHIN SAID OUTER TUBE TO CARRY THE SEAT, A CONTROL ROD EXTENDING COAXIALLY THROUGH SAID INNER TUBE, AN AXIALLY BORED MEMBER SLIDABLE ON SAID ROD, A PLURALITY OF SUPERPOSED COAXIAL RIGIDLY INTERCONNECTED UPWARDLY FLARING FRUSTO-CONES LOCATED ON THE PERIPHERY OF SAID MEMBER, SAID MEMBER BEING LOCATED ON SAID CONTROL ROD UNDERNEATH THE LOWER END OF SAID INNER TUBE AND INSIDE SAID OUTER TUBE, A PLURALITY OF ANNULAR ARCUATE COIL SPRINGS DISTRIBUTED UNIFORMLY AROUND THE PERIPHERY OF SAID FRUSTOCONES BETWEEN SAID MEMBER AND THE INNER SURFACE OF SAID OUTER TUBE, A CUP-SHAPED GUIDING MEMBER SLIDINGLY AND
Claim 2
Dependent Claim
113 words
LOCKING MEANS FOR A SEAT AND THE LIKE COMPRISING AN OUTER SUPPORTING TUBE, AN INNER TUBE LOCATED SLIDINGLY WITHIN SAID OUTER TUBE TO CARRY THE SEAT, A CONTROL ROD EXTENDING COAXIALLY THROUGH SAID INNER TUBE, AN AXIALLY BORED MEMBER SLIDABLE ON SAID ROD, A PLURALITY OF SUPERPOSED COAXIAL RIGIDLY INTERCONNECTED UPWARDLY FLARING FRUSTO-CONES LOCATED ON THE PERIPHERY OF SAID MEMBER, SAID MEMBER BEING LOCATED ON SAID CONTROL ROD UNDERNEATH THE LOWER END OF SAID INNER TUBE AND INSIDE SAID OUTER TUBE, A PLURALITY OF ANNULAR ARCUATE COIL SPRINGS DISTRIBUTED UNIFORMLY AROUND THE PERIPHERY OF SAID FRUSTOCONES BETWEEN SAID MEMBER AND THE INNER SURFACE OF SAID OUTER TUBE, A CUP-SHAPED GUIDING MEMBER SLIDINGLY AND
References Cited (Backward Citations)
BE528038A
Cited
US720549A
Cited
US1075323A
Cited
US2529861A
Cited
US2711209A
Cited
FR1093531A
Cited
US2991096A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |