US3249186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One-way clutch with involute surface
Assignee: Daimler Benz AG
•
Filing: 1960-01-18
•
Granted: 1966-05-03
•
Expires: 1980-01-18
Abstract
No abstract record available.
Inventors
- 👤 Kluwe Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:28
CPC Classifications
F; F16; F16D; F16D41/00; F16D41/06; F16D41/064; F16D41/066; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49995
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
A CLAMPING-ROLLER-TYPE FREE-WHEELING DEVICE, COMPRISING AN OUTER PART, AN INNER PART, SAID OUTER PART HAVING A CYLINDRICAL BORE AND SAID INNER PART HAVING TEETH COMPRISING INVOLUTE SURFACES OF CONCENTRIC BASE CIRCLES CONSTITUTING THE FREE-WHEELING AND WEDGING SURFACES OF SAID DEVICE, AND MEANS INCLUDING ONLY A RING CONSISTING OF INDIVIDUAL ROLLER MEMBERS LOOSELY DISPOSED CLOSELY ADJACENT ONE ANOTHER OVER THE ENTIRE PERIPHERY OF SAID INNER PART AND DIRECTLY ON THE SAME FOR ESTABLISHING A FREE-WHEELING CONDITION IN ONE DIRECTION OF RELATIVE ROTATION OF SAID TWO PARTS AND FOR INITIATING THE CLAMPING ACTION AND CLUTCHING THE SAME TOGETHER IN THE OPPOSITE DIRECTION OF RELATIVE ROTATION THEREBETWEEN, THE DIAMETER OF SAID BORE BEING LARGER THAN THE OUTER ENVELOPE DIAMETER OF SAID ROLLER RING BY AN AMOUNT OF APPROXIMATELY 0.02 TO 0.05 MILLIMETER.
Claim 2
Dependent Claim
129 words
A CLAMPING-ROLLER-TYPE FREE-WHEELING DEVICE, COMPRISING AN OUTER PART, AN INNER PART, SAID OUTER PART HAVING A CYLINDRICAL BORE AND SAID INNER PART HAVING TEETH COMPRISING INVOLUTE SURFACES OF CONCENTRIC BASE CIRCLES CONSTITUTING THE FREE-WHEELING AND WEDGING SURFACES OF SAID DEVICE, AND MEANS INCLUDING ONLY A RING CONSISTING OF INDIVIDUAL ROLLER MEMBERS LOOSELY DISPOSED CLOSELY ADJACENT ONE ANOTHER OVER THE ENTIRE PERIPHERY OF SAID INNER PART AND DIRECTLY ON THE SAME FOR ESTABLISHING A FREE-WHEELING CONDITION IN ONE DIRECTION OF RELATIVE ROTATION OF SAID TWO PARTS AND FOR INITIATING THE CLAMPING ACTION AND CLUTCHING THE SAME TOGETHER IN THE OPPOSITE DIRECTION OF RELATIVE ROTATION THEREBETWEEN, THE DIAMETER OF SAID BORE BEING LARGER THAN THE OUTER ENVELOPE DIAMETER OF SAID ROLLER RING BY AN AMOUNT OF APPROXIMATELY 0.02 TO 0.05 MILLIMETER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |