US3306412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive mechanism
Assignee: Warner and Swasey Co
•
Filing: 1964-08-24
•
Granted: 1967-02-28
•
Expires: 1984-08-24
Abstract
No abstract record available.
Inventors
- 👤 Fisher John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:58
CPC Classifications
B; B23; B23Q; B23Q17/00; B23Q17/22; F; F16; F16D; F16D67/00; F16D67/02; F16D67/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
IN A DRIVE MECHANISM A DRIVING MEMBER HAVING AN ANNULAR FIRST MEMBER ROTATABLE THEREWITH, A DRIVEN MEMBER, AN AXIALLY EXPANSIBLE AND CONTRACTIBLE BUT CIRCUMFERENTIALLY RIGID BIASING AND TORQUE TRANSMITTING MEMBER HAVING ONE END RIGIDLY CONNECTED TO SAID DRIVEN MEMBER AND THE OTHER END RIGIDLY CONNECTED TO AN ANNULAR SECOND MEMBER, SAID SECOND MEMBER BEING MOVABLE BETWEEN A FIRST POSITION IN WHICH IT ENGAGES SAID FIRST MEMBER TO DRIVINGLY CONNECT SAID DRIVING AND DRIVEN MEMBERS WITH THE TORQUE BEING TRANSMITTED FROM SAID SECOND MEMBER TO SAID DRIVEN MEMBER SOLELY BY SAID BIASING MEMBER AND A SECOND POSITION IN WHICH IT IS DISENGAGED FROM SAID FIRST MEMBER TO DISCONNECT THE DRIVING CONNECTION THEREBETWEEN, SAID BIASING MEMBER BIASING SAID SECOND MEMBER INTO ONE OF SAID POSITIONS AND PREVENTING RELATIVE ROTATIONAL MOVEMENT BETWEEN SAID SECOND MEMBER AND SAID DRIVEN MEMBER, AND MEANS FOR MOVING SAID SECOND MEMBER AGAINST THE BIAS FORCE OF SAID BIASING MEMBER TO SAID OTHER POSITION.
Claim 2
Dependent Claim
155 words
IN A DRIVE MECHANISM A DRIVING MEMBER HAVING AN ANNULAR FIRST MEMBER ROTATABLE THEREWITH, A DRIVEN MEMBER, AN AXIALLY EXPANSIBLE AND CONTRACTIBLE BUT CIRCUMFERENTIALLY RIGID BIASING AND TORQUE TRANSMITTING MEMBER HAVING ONE END RIGIDLY CONNECTED TO SAID DRIVEN MEMBER AND THE OTHER END RIGIDLY CONNECTED TO AN ANNULAR SECOND MEMBER, SAID SECOND MEMBER BEING MOVABLE BETWEEN A FIRST POSITION IN WHICH IT ENGAGES SAID FIRST MEMBER TO DRIVINGLY CONNECT SAID DRIVING AND DRIVEN MEMBERS WITH THE TORQUE BEING TRANSMITTED FROM SAID SECOND MEMBER TO SAID DRIVEN MEMBER SOLELY BY SAID BIASING MEMBER AND A SECOND POSITION IN WHICH IT IS DISENGAGED FROM SAID FIRST MEMBER TO DISCONNECT THE DRIVING CONNECTION THEREBETWEEN, SAID BIASING MEMBER BIASING SAID SECOND MEMBER INTO ONE OF SAID POSITIONS AND PREVENTING RELATIVE ROTATIONAL MOVEMENT BETWEEN SAID SECOND MEMBER AND SAID DRIVEN MEMBER, AND MEANS FOR MOVING SAID SECOND MEMBER AGAINST THE BIAS FORCE OF SAID BIASING MEMBER TO SAID OTHER POSITION.
References Cited (Backward Citations)
US168845A
Cited
US1020778A
Cited
US2090401A
Cited
US2163033A
Cited
US2275204A
Cited
US2408327A
Cited
US2960190A
Cited
US2992715A
Cited
US3160128A
Cited
US3198302A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |