Patent US3080159A successfully refreshed from Google Patents.
US3080159A
Expired / Lapsed
US
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Spring mechanism
Assignee: Individual
•
Filing: 1960-05-09
•
Granted: 1963-03-05
•
Expires: 1980-05-09
Abstract
No abstract record available.
Inventors
- 👤 Orner Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:11
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/42; F16F1/44; F16F1/445; F16F2236/00; F16F2236/04; F16F2236/045
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN A SPRING MECHANISM, A CYLINDER WALL OF UNIFORM THICKNESS AND AXIAL LENGTH ON ITS ENTIRE CIRCUMFERENCE, RIGID END WALLS ON THE OPPOSITE OPEN ENDS OF SAID CYLINDER WALL AND UNATTACHED TO SAID CYLINDER WALL, A RIGID SLEEVE EXTENDING CONCENTRICALLY THEREIN, AN ELASTOMERIC MATERIAL CONFINED THEREIN AND CONTACTING THE INTERIOR OF SAID CYLINDER WALL, BOTH RIGID END WALLS, AND THE EXTERIOR OF SAID RIGID SLEEVE, ONE OF SAID END WALLS DISPOSED TO BE MOVED BY A FORCE INTO SAID CYLINDER WALL TO DISPLACE A VOLUME OF SAID ELASTOMERIC MATERIAL, SAID CYLINDRICAL WALL EXPANSIBLE ELASTICALLY IN CIRCUMFERENCE BY SUBSTANTIALLY AN EQUIVALENT VOLUME, SAID FORCE BEING RELATIVELY PROPORTIONAL TO THE STRESS IN THE UNIFORM CYLINDER WALL SECTION.
Claim 2
Dependent Claim
115 words
IN A SPRING MECHANISM, A CYLINDER WALL OF UNIFORM THICKNESS AND AXIAL LENGTH ON ITS ENTIRE CIRCUMFERENCE, RIGID END WALLS ON THE OPPOSITE OPEN ENDS OF SAID CYLINDER WALL AND UNATTACHED TO SAID CYLINDER WALL, A RIGID SLEEVE EXTENDING CONCENTRICALLY THEREIN, AN ELASTOMERIC MATERIAL CONFINED THEREIN AND CONTACTING THE INTERIOR OF SAID CYLINDER WALL, BOTH RIGID END WALLS, AND THE EXTERIOR OF SAID RIGID SLEEVE, ONE OF SAID END WALLS DISPOSED TO BE MOVED BY A FORCE INTO SAID CYLINDER WALL TO DISPLACE A VOLUME OF SAID ELASTOMERIC MATERIAL, SAID CYLINDRICAL WALL EXPANSIBLE ELASTICALLY IN CIRCUMFERENCE BY SUBSTANTIALLY AN EQUIVALENT VOLUME, SAID FORCE BEING RELATIVELY PROPORTIONAL TO THE STRESS IN THE UNIFORM CYLINDER WALL SECTION.
References Cited (Backward Citations)
GB315941A
Cited
DE500476C
Cited
FR884677A
Cited
US2485009A
Cited
DE835539C
Cited
US2708110A
Cited
US2846211A
Cited
US2879986A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |