Patent US3263445A successfully refreshed from Google Patents.
US3263445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal joint
Assignee: Old Carco LLC
•
Filing: 1965-10-21
•
Granted: 1966-08-02
•
Expires: 1985-10-21
Abstract
No abstract record available.
Inventors
- 👤 George E Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:56
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A UNIVERSAL JOINT COMPRISING A DRIVE MEMBER AND A DRIVEN MEMBER, ONE OF SAID MEMBERS HAVING FORMED THEREON A YOKE PORTION WITH A CYLINDRICAL OPENING FORMED THERETHROUGH, THE OTHER OF SAID MEMBERS HAVING FORMED THEREON A TANG PORTION RECEIVED GENERALLY WITHIN SAID CYLINDRICAL OPENING, FIRST AND SECOND SHOE MEMBERS RESPECTIVELY RECEIVED BETWEEN OPPOSITE SIDES OF SAID TANG AND SAID CYLINDRICAL OPENING, PIVOT MEANS OPERATIVELY JOINING SAID TANG AND SAID SHOE MEMBERS FOR ENABLING ROTATIVE MOTION OF SAID OTHER MEMBER ABOUT THE AXIS OF SAID PIVOT MEANS IN A PLANE PASSING GENERALLY THROUGH THE AXIS OF SAID CYLINDRICAL OPENING, AND ADDITIONAL MEANS CARRIED BY SAID ONE MEMBER FOR URGING SAID SHOE MEMBERS INTO ENGAGEMENT WITH THE SURFACE OF SAID CYLINDRICAL OPENING, SAID ADDITIONAL MEANS COMPRISING RESILIENTLY DEFORMABLE MEANS AND A BEARING MEMBER CONTINUALLY URGED BY SAID DEFORMABLE MEANS INTO ENGAGEMENT WITH AT LEAST ONE OF SAID SHOE MEMBERS, SAID BEARING MEMBER BEING PROVIDED WITH A CYLINDRICAL SURFACE OF A CURVATURE SUBSTANTIALLY EQUAL TO THE CURVATURE OF SAID CYLINDRICAL OPENING.
Claim 2
Dependent Claim
168 words
A UNIVERSAL JOINT COMPRISING A DRIVE MEMBER AND A DRIVEN MEMBER, ONE OF SAID MEMBERS HAVING FORMED THEREON A YOKE PORTION WITH A CYLINDRICAL OPENING FORMED THERETHROUGH, THE OTHER OF SAID MEMBERS HAVING FORMED THEREON A TANG PORTION RECEIVED GENERALLY WITHIN SAID CYLINDRICAL OPENING, FIRST AND SECOND SHOE MEMBERS RESPECTIVELY RECEIVED BETWEEN OPPOSITE SIDES OF SAID TANG AND SAID CYLINDRICAL OPENING, PIVOT MEANS OPERATIVELY JOINING SAID TANG AND SAID SHOE MEMBERS FOR ENABLING ROTATIVE MOTION OF SAID OTHER MEMBER ABOUT THE AXIS OF SAID PIVOT MEANS IN A PLANE PASSING GENERALLY THROUGH THE AXIS OF SAID CYLINDRICAL OPENING, AND ADDITIONAL MEANS CARRIED BY SAID ONE MEMBER FOR URGING SAID SHOE MEMBERS INTO ENGAGEMENT WITH THE SURFACE OF SAID CYLINDRICAL OPENING, SAID ADDITIONAL MEANS COMPRISING RESILIENTLY DEFORMABLE MEANS AND A BEARING MEMBER CONTINUALLY URGED BY SAID DEFORMABLE MEANS INTO ENGAGEMENT WITH AT LEAST ONE OF SAID SHOE MEMBERS, SAID BEARING MEMBER BEING PROVIDED WITH A CYLINDRICAL SURFACE OF A CURVATURE SUBSTANTIALLY EQUAL TO THE CURVATURE OF SAID CYLINDRICAL OPENING.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |