US3167295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat suspension
Assignee: Lord Manufacturing Co
•
Filing: 1961-03-08
•
Granted: 1965-01-26
•
Expires: 1981-03-08
Abstract
No abstract record available.
Inventors
- 👤 Victor J Grumblatt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:38
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
IN COMBINATION, A SEAT ADAPTED TO EXTEND CROSSWISE OF A BOAT OR THE LIKE, A SUPPORTING STRUCTURE BENEATH THE SEAT, A SPRING AND MEANS FOR CONNECTING THE SAME IN LOAD CARRYING RELATION BETWEEN THE SEAT AND THE SUPPORTING STRUCTURE, AN INDEPENDENT PARALLELOGRAM LINKAGE AT EACH END OF THE SEAT CONNECTED IN LOAD CARRYING RELATION BETWEEN THE SEAT AND THE SUPPORTING STRUCTURE AND HAVING LINKS PIVOTED ON HORIZONTAL AXES TO THE SEAT AND TO THE SUPPORTING STRUCTURE, THE LINKS OF THE LINKAGE BEING SLIGHTLY BELOW HORIZONTAL IN THE NO LOAD POSITION OF THE SEAT, STOP MEANS LIMITING UPWARD MOVEMENT OF THE LINKS ABOVE SAID POSITION SLIGHTLY BELOW HORIZONTAL AND SAID LINKS SWINGING DOWNWARD TOWARD THE VERTICAL AS THE SEAT IS LOADED TO THEREBY CARRY A PROGRESSIVELY INCREASING SHARE OF THE SEAT LOAD.
Claim 2
Dependent Claim
131 words
IN COMBINATION, A SEAT ADAPTED TO EXTEND CROSSWISE OF A BOAT OR THE LIKE, A SUPPORTING STRUCTURE BENEATH THE SEAT, A SPRING AND MEANS FOR CONNECTING THE SAME IN LOAD CARRYING RELATION BETWEEN THE SEAT AND THE SUPPORTING STRUCTURE, AN INDEPENDENT PARALLELOGRAM LINKAGE AT EACH END OF THE SEAT CONNECTED IN LOAD CARRYING RELATION BETWEEN THE SEAT AND THE SUPPORTING STRUCTURE AND HAVING LINKS PIVOTED ON HORIZONTAL AXES TO THE SEAT AND TO THE SUPPORTING STRUCTURE, THE LINKS OF THE LINKAGE BEING SLIGHTLY BELOW HORIZONTAL IN THE NO LOAD POSITION OF THE SEAT, STOP MEANS LIMITING UPWARD MOVEMENT OF THE LINKS ABOVE SAID POSITION SLIGHTLY BELOW HORIZONTAL AND SAID LINKS SWINGING DOWNWARD TOWARD THE VERTICAL AS THE SEAT IS LOADED TO THEREBY CARRY A PROGRESSIVELY INCREASING SHARE OF THE SEAT LOAD.
References Cited (Backward Citations)
US1355225A
Cited
FR626408A
Cited
US1647247A
Cited
US2629427A
Cited
US2636544A
Cited
US2935313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |