US3193067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One way band type clutch
Assignee: Individual
•
Filing: 1963-03-18
•
Granted: 1965-07-06
•
Expires: 1983-03-18
Abstract
No abstract record available.
Inventors
- 👤 John M Dodwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:32
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/20; F16D41/203
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A FRICTION DEVICE COMPRISING A FIRST MEMBER HAVING AN EXTERNALLY FACING PERIPHERAL V-GROOVE THEREIN, A SECOND MEMBER HAVING A PLURALITY OF INTERNALLY FACING POCKETS POSITIONED ADJACENT AND OVER SAID GROOVE, A PLURALITY OF TORQUE-TRANSMITTING BANDS EACH BEING PRE-CURVED TO WRAPPINGLY ENGAGE THE SIDEWALLS OF SAID V-GROOVE, AND MEANS SECURING ONE END OF EACH OF SAID BANDS IN A RESPECTIVE POCKET, SAID MEANS COMPRISING A PORTION OF THE SAID ONE END OF EACH SAID BAND BENT REVERSELY THEREUPON AND CORRUGATED TO FORM A RADIALLY OUTWARDLY PROJECTING PORTION BETWEEN LONGITUDINALLY SPACED PORTIONS LYING AGAINST THE BODY OF THE BAND, AND MEANS INTEGRALLY SECURING SAID SPACED PORTIONS TO THE BODY OF THE BAND IMMEDIATELY
Claim 2
Dependent Claim
111 words
A FRICTION DEVICE COMPRISING A FIRST MEMBER HAVING AN EXTERNALLY FACING PERIPHERAL V-GROOVE THEREIN, A SECOND MEMBER HAVING A PLURALITY OF INTERNALLY FACING POCKETS POSITIONED ADJACENT AND OVER SAID GROOVE, A PLURALITY OF TORQUE-TRANSMITTING BANDS EACH BEING PRE-CURVED TO WRAPPINGLY ENGAGE THE SIDEWALLS OF SAID V-GROOVE, AND MEANS SECURING ONE END OF EACH OF SAID BANDS IN A RESPECTIVE POCKET, SAID MEANS COMPRISING A PORTION OF THE SAID ONE END OF EACH SAID BAND BENT REVERSELY THEREUPON AND CORRUGATED TO FORM A RADIALLY OUTWARDLY PROJECTING PORTION BETWEEN LONGITUDINALLY SPACED PORTIONS LYING AGAINST THE BODY OF THE BAND, AND MEANS INTEGRALLY SECURING SAID SPACED PORTIONS TO THE BODY OF THE BAND IMMEDIATELY
References Cited (Backward Citations)
US2422533A
Cited
US2895577A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |