US3373625A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Backlash reducing mechanism
Assignee: Motors Liquidation Co
•
Filing: 1966-08-19
•
Granted: 1968-03-19
•
Expires: 1986-08-19
Abstract
No abstract record available.
Inventors
- 👤 Robert C Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:22
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/02; F16D3/06; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7026; Y10T403/7028; Y10T74/00; Y10T74/19; Y10T74/19623; Y10T74/1987; Y10T74/19888; Y10T74/19893; Y10T74/19898; Y10T74/19907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A MECHANISM FOR REDUCING RELATIVE ROTATION BETWEEN MEMBERS SPLINED TO EACH OTHER, SAID MECHANISM INCLUDING A CONNECTING MEMBER HAVING A PLURALITY OF SPACED PROJECTIONS THEREON, EACH OF SAID PROJECTIONS EXTENDING INTO AN ALIGNED GROOVE BETWEEN ADJACENT SPLINES OF ONE OF SAID MEMBERS, AND MEANS FOR BIASING EACH OF SAID PROJECTIONS INTO ENGAGEMENT WITH A SPLINE FACE AND AWAY FROM ENGAGEMENT WITH THE NEXT ADJACENT SPINE FACE.
Claim 2
Dependent Claim
66 words
A MECHANISM FOR REDUCING RELATIVE ROTATION BETWEEN MEMBERS SPLINED TO EACH OTHER, SAID MECHANISM INCLUDING A CONNECTING MEMBER HAVING A PLURALITY OF SPACED PROJECTIONS THEREON, EACH OF SAID PROJECTIONS EXTENDING INTO AN ALIGNED GROOVE BETWEEN ADJACENT SPLINES OF ONE OF SAID MEMBERS, AND MEANS FOR BIASING EACH OF SAID PROJECTIONS INTO ENGAGEMENT WITH A SPLINE FACE AND AWAY FROM ENGAGEMENT WITH THE NEXT ADJACENT SPINE FACE.
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) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |