US3136400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque responsive clutch for marine propeller
Assignee: Individual
•
Filing: 1961-03-03
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Granted: 1964-06-09
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Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Carr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:48
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/20; F16D43/202; F16D43/2022; F16D43/2024; B; B63; B63H; B63H1/00; B63H1/02; B63H1/12; B63H1/14; B63H1/20; B63H23/00; B63H23/02; B63H2023/0291; B63H23/32; B63H23/34; B63H2023/344
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
A MARINE PROPELLER CLUTCH MECHANISM OF THE CHARACTER DESCRIBED COMPRISING A ROTATABLY DRIVEN SHAFT, A SLEEVE HAVING A RADIALLY EXTENDING UNITARY FLANGE SURROUNDING SAID SHAFT AND FIXED AGAINST LONGITUDINAL MOVEMENT THEREON, A CLUTCH COLLAR SURROUNDING SAID SLEEVE AND ROTATABLE AND SLIDEABLE THEREON, SAID COLLAR HAVING A GENERALLY T-SHAPED GUIDING SLOT THEREIN, THE CENTRAL LEG OF THE SLOT EXTENDING PARALLEL TO THE AXIS OF THE SHAFT AND THE CROSS-BAR OF THE SLOT EXTENDING ALONG THE CIRCUMFERENCE OF THE COLLAR, ROUNDED SHOULDERS CONNECTING THE CENTRAL LEG TO THE SIDES OF THE CROSS-BAR PORTION, A STOP PIN FIXED TO SAID SHAFT, EXTENDING RADIALLY THEREFROM INTO SLIDEABLE GUIDING ENGAGEMENT WITH SAID SLOT, A CUP-LIKE HUB BODY SURROUNDING AND ENCLOSING SAID COLLAR AND SHAFT, FIXED AXIALLY BUT ROTATABLE WITH RESPECT TO SAID SHAFT, CAMMING CLUTCH FORMATIONS IN SAID HUB BODY, MATCHING CAM DWELLS ON SAID CLUTCH COLLAR, SAID FLANGE HAVING A PORTION THEREOF EXTENDING WITHIN THE CUP-LIKE HUB BODY TO CLOSE THE
Claim 2
Dependent Claim
157 words
A MARINE PROPELLER CLUTCH MECHANISM OF THE CHARACTER DESCRIBED COMPRISING A ROTATABLY DRIVEN SHAFT, A SLEEVE HAVING A RADIALLY EXTENDING UNITARY FLANGE SURROUNDING SAID SHAFT AND FIXED AGAINST LONGITUDINAL MOVEMENT THEREON, A CLUTCH COLLAR SURROUNDING SAID SLEEVE AND ROTATABLE AND SLIDEABLE THEREON, SAID COLLAR HAVING A GENERALLY T-SHAPED GUIDING SLOT THEREIN, THE CENTRAL LEG OF THE SLOT EXTENDING PARALLEL TO THE AXIS OF THE SHAFT AND THE CROSS-BAR OF THE SLOT EXTENDING ALONG THE CIRCUMFERENCE OF THE COLLAR, ROUNDED SHOULDERS CONNECTING THE CENTRAL LEG TO THE SIDES OF THE CROSS-BAR PORTION, A STOP PIN FIXED TO SAID SHAFT, EXTENDING RADIALLY THEREFROM INTO SLIDEABLE GUIDING ENGAGEMENT WITH SAID SLOT, A CUP-LIKE HUB BODY SURROUNDING AND ENCLOSING SAID COLLAR AND SHAFT, FIXED AXIALLY BUT ROTATABLE WITH RESPECT TO SAID SHAFT, CAMMING CLUTCH FORMATIONS IN SAID HUB BODY, MATCHING CAM DWELLS ON SAID CLUTCH COLLAR, SAID FLANGE HAVING A PORTION THEREOF EXTENDING WITHIN THE CUP-LIKE HUB BODY TO CLOSE THE
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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |