Patent US3195324A successfully refreshed from Google Patents.
US3195324A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible couplings
Assignee: YARSLEY RES LAB Ltd
•
Filing: 1963-06-17
•
Granted: 1965-07-20
•
Expires: 1983-06-17
Abstract
No abstract record available.
Inventors
- 👤 David G J Sellwood
- 👤 Michael H Elson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:44
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/64; F16D3/68; Y; Y10; Y10S; Y10S464/00; Y10S464/902; Y10S464/903; Y10T; Y10T74/00; Y10T74/19; Y10T74/19633
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A FLEXIBLE TORQUE TRANSMITTING DEVICE COMPRISING A DRIVE MEMBER AND A DRIVING MEMBER, EACH HAVING A PLURALITY OF SUBSTANTIALLY, RADIALLY EXTENDING BLADES, THE BLADES ON EACH MEMBER EXTENDING TOWARDS THE OTHER MEMBER AND DEFINING WITH THE MEMBERS A PLURALITY OF CELLS, EACH CELL HAVING THEREIN A COUPLING ELEMENT CONSISTING OF AT LEAST TWO COMPONENTS OF NON-METALLIC RESILIENT MATERIAL AT LEAST ONE COMPONENT IN EACH CELL BEING OF A SOFT MATERIAL AND AT LEAST ANOTHER COMPONENT IN EACH CELL BEING OF A HARDER MATERIAL, AT LEAST ONE COMPONENT OF HARDER MATERIAL BEING IN CONTACT WITH ONE OF SAID BLADES, THE COMPONENTS IN EACH CELL BEING DISPOSED AND ARRANGED WITH RESPECT TO EACH OTHER TO PERMIT RELATIVE MOVEMENT TO
Claim 2
Dependent Claim
117 words
A FLEXIBLE TORQUE TRANSMITTING DEVICE COMPRISING A DRIVE MEMBER AND A DRIVING MEMBER, EACH HAVING A PLURALITY OF SUBSTANTIALLY, RADIALLY EXTENDING BLADES, THE BLADES ON EACH MEMBER EXTENDING TOWARDS THE OTHER MEMBER AND DEFINING WITH THE MEMBERS A PLURALITY OF CELLS, EACH CELL HAVING THEREIN A COUPLING ELEMENT CONSISTING OF AT LEAST TWO COMPONENTS OF NON-METALLIC RESILIENT MATERIAL AT LEAST ONE COMPONENT IN EACH CELL BEING OF A SOFT MATERIAL AND AT LEAST ANOTHER COMPONENT IN EACH CELL BEING OF A HARDER MATERIAL, AT LEAST ONE COMPONENT OF HARDER MATERIAL BEING IN CONTACT WITH ONE OF SAID BLADES, THE COMPONENTS IN EACH CELL BEING DISPOSED AND ARRANGED WITH RESPECT TO EACH OTHER TO PERMIT RELATIVE MOVEMENT TO
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |