US3285377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque released one way brake
Assignee: Formsprag Co
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Filing: 1964-02-20
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Granted: 1966-11-15
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Expires: 1984-02-20
Abstract
No abstract record available.
Inventors
- 👤 Ralph J Rasmussen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:34
CPC Classifications
F; F16; F16D; F16D59/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
A TORQUE TRANSMITTING MECHANISM HAVING COAXIAL POWER INPUT AND OUTPUT MEMBERS, AND MEANS TO PREVENT OR LIMIT RELATIVE OVERRUN OF THE LOADED OUTPUT MEMBER OF THE MECHANISM IN THE DIRECTION OF ROTATION OF THE INPUT MEMBER, COMPRISING ROLLER AND RAMP TYPE DRIVE MEANS HAVING ELEMENTS FIXEDLY CONNECTED RESPECTIVELY TO SAID INPUT AND OUTPUT MEMBERS AND OPERABLE IN RESPONSE TO RELATIVE ROTATIVE SHIFT OF SAID MEMBERS ATTENDING SAID OVERRUN TO CAUSE AXIAL SHIFT OF THE MEMBERS IN ONE DIRECTION TOWARD ONE ANOTHER, SAID MEMBERS BEING SHIFTED AWAY FROM ONE ANOTHER DURING A POWER TRANSMITTING PHASE, A FIXED BRAKE MEMBER, A BRAKE DISC SET HAVING MEANS TO RELEASABLY CONNECT THE SAME IN OPERATIVE BRAKING RELATION BETWEEN SAID OUTPUT AND BRAKING MEMBERS, SAID CONNECTING MEANS COMPRISING AN INTERMEDIATE MEMBER WITH WHICH SAID BRAKE DISC SET HAS BRAKING ENGAGEMENT, AND SPRAY MEANS DISPOSED BETWEEN SAID INTERMEDIATE AND BRAKE MEMBERS TO RELEASABLY AND WEDGINGLY LOCK THE SAME TO ONE ANOTHER, SAID OUTPUT MEMBER BEING OPERATIVELY ENGAGEABLE WITH SAID BRAKE DISC SET UPON MOVEMENT OF SAID OUTPUT MEMBER IN SAID ONE AXIAL DIRECTION TO CAUSE SAID BRAKE SET TO LOCK THE OUTPUT MEMBER IN RELATION TO SAID FIXED BRAKE MEMBER DURING SAID OVERRUN.
Claim 2
Dependent Claim
197 words
A TORQUE TRANSMITTING MECHANISM HAVING COAXIAL POWER INPUT AND OUTPUT MEMBERS, AND MEANS TO PREVENT OR LIMIT RELATIVE OVERRUN OF THE LOADED OUTPUT MEMBER OF THE MECHANISM IN THE DIRECTION OF ROTATION OF THE INPUT MEMBER, COMPRISING ROLLER AND RAMP TYPE DRIVE MEANS HAVING ELEMENTS FIXEDLY CONNECTED RESPECTIVELY TO SAID INPUT AND OUTPUT MEMBERS AND OPERABLE IN RESPONSE TO RELATIVE ROTATIVE SHIFT OF SAID MEMBERS ATTENDING SAID OVERRUN TO CAUSE AXIAL SHIFT OF THE MEMBERS IN ONE DIRECTION TOWARD ONE ANOTHER, SAID MEMBERS BEING SHIFTED AWAY FROM ONE ANOTHER DURING A POWER TRANSMITTING PHASE, A FIXED BRAKE MEMBER, A BRAKE DISC SET HAVING MEANS TO RELEASABLY CONNECT THE SAME IN OPERATIVE BRAKING RELATION BETWEEN SAID OUTPUT AND BRAKING MEMBERS, SAID CONNECTING MEANS COMPRISING AN INTERMEDIATE MEMBER WITH WHICH SAID BRAKE DISC SET HAS BRAKING ENGAGEMENT, AND SPRAY MEANS DISPOSED BETWEEN SAID INTERMEDIATE AND BRAKE MEMBERS TO RELEASABLY AND WEDGINGLY LOCK THE SAME TO ONE ANOTHER, SAID OUTPUT MEMBER BEING OPERATIVELY ENGAGEABLE WITH SAID BRAKE DISC SET UPON MOVEMENT OF SAID OUTPUT MEMBER IN SAID ONE AXIAL DIRECTION TO CAUSE SAID BRAKE SET TO LOCK THE OUTPUT MEMBER IN RELATION TO SAID FIXED BRAKE MEMBER DURING SAID OVERRUN.
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) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |