US3176476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal joints
Assignee: GKN Service UK Ltd
•
Filing: 1962-12-10
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Granted: 1965-04-06
•
Expires: 1982-12-10
Abstract
No abstract record available.
Inventors
- 👤 Cull William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:14
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/24; F16D3/20; F16D3/22; F16D3/223; F16D3/226; F16D3/227; F16D2003/22303; F16D2003/22313; F16D2003/2232; Y; Y10; Y10S; Y10S464/00; Y10S464/904; Y10S464/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A UNIVERSAL JOINT COMPRISING A CYLINDRICAL OUTER MEMBER HAVING LONGITUDINAL GROOVES, AND A PART-SPHERICAL INNER MEMBER HAVING GROOVES, SAID GROOVES COOPERATING AND FORMING TRACKS IN WHICH TORQUE-TRANSMITTING BALLS ARE LOCATED SO AS TO PERMIT BOTH ARTICULATING AND RELATIVE LONGITUDINAL MOVEMENT BETWEEN THE INNER AND OUTER MEMBERS, A CARRIER HAVING AN EXTERNAL PART-CYLINDRICAL SURFACE FORMING A SUBSTANTIAL CONTACT AREA WITH THE INTERNAL SURFACE OF SAID OUTER MEMBER SO AS TO SLIDE THEREON IN COAXIAL ALIGNMENT, SAID CARRIER ALSO HAVING A PART-SPHERICAL INTERNAL SURFACE CONCENTRIC WITH AND SURROUNDING SAID INNER MEMBER AND AN ABUTMENT SURFACE TRANSVERSE TO THE LONGITUDINAL AXIS OF SAID CARRIER, AND INCLUDING GUIDE MEANS FOR LOCATING THE BALLS IN THE MEDIAN PLANE OF THE JOINT THROUGH THE JOINT PIVOTING CENTER, SAID GUIDE MEANS INCLUDING A MEMBER ENGAGING SAID ABUTMENT SURFACE ON THE CARRIER.
Claim 2
Dependent Claim
134 words
A UNIVERSAL JOINT COMPRISING A CYLINDRICAL OUTER MEMBER HAVING LONGITUDINAL GROOVES, AND A PART-SPHERICAL INNER MEMBER HAVING GROOVES, SAID GROOVES COOPERATING AND FORMING TRACKS IN WHICH TORQUE-TRANSMITTING BALLS ARE LOCATED SO AS TO PERMIT BOTH ARTICULATING AND RELATIVE LONGITUDINAL MOVEMENT BETWEEN THE INNER AND OUTER MEMBERS, A CARRIER HAVING AN EXTERNAL PART-CYLINDRICAL SURFACE FORMING A SUBSTANTIAL CONTACT AREA WITH THE INTERNAL SURFACE OF SAID OUTER MEMBER SO AS TO SLIDE THEREON IN COAXIAL ALIGNMENT, SAID CARRIER ALSO HAVING A PART-SPHERICAL INTERNAL SURFACE CONCENTRIC WITH AND SURROUNDING SAID INNER MEMBER AND AN ABUTMENT SURFACE TRANSVERSE TO THE LONGITUDINAL AXIS OF SAID CARRIER, AND INCLUDING GUIDE MEANS FOR LOCATING THE BALLS IN THE MEDIAN PLANE OF THE JOINT THROUGH THE JOINT PIVOTING CENTER, SAID GUIDE MEANS INCLUDING A MEMBER ENGAGING SAID ABUTMENT SURFACE ON THE CARRIER.
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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |