US3245228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal joint
Assignee: Eaton Corp
•
Filing: 1964-04-03
•
Granted: 1966-04-12
•
Expires: 1984-04-03
Abstract
No abstract record available.
Inventors
- 👤 Robert E Stuemky
- 👤 Robert G Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:01
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/50; F16D3/72; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49925; Y10T29/49927; Y10T29/49945; Y10T403/00; Y10T403/32; Y10T403/45; Y10T403/459
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A FLEXIBLE COUPLING COMPRISING A DRIVE MEMBER AND A DRIVEN MEMBER, EACH OF SAID DRIVE AND DRIVEN MEMBERS HAVING A CHANNEL RECESS THEREIN DEFINED BY ARCUATE RADIALLY SPACED SURFACES HAVING A MAXIMUM RADIAL DISTANCE THEREBETWEEN, SPRING MEANS FOR TRANSMITTING TORQUE BETWEEN SAID DRIVE AND DRIVEN MEMBERS, SAID SPRING MEANS HAVING OPPOSITE END PORTIONS HAVING A UNIFORM RADIAL DIMENSION GREATER THAN THE MAXIMUM RADIAL DISTANCE BETWEEN SAID SURFACES AND POSITIONED IN SAID RECESSES AND HAVING A PRESS FIT CONNECTION WITH SAID DRIVE AND DRIVEN MEMBERS.
Claim 2
Dependent Claim
84 words
A FLEXIBLE COUPLING COMPRISING A DRIVE MEMBER AND A DRIVEN MEMBER, EACH OF SAID DRIVE AND DRIVEN MEMBERS HAVING A CHANNEL RECESS THEREIN DEFINED BY ARCUATE RADIALLY SPACED SURFACES HAVING A MAXIMUM RADIAL DISTANCE THEREBETWEEN, SPRING MEANS FOR TRANSMITTING TORQUE BETWEEN SAID DRIVE AND DRIVEN MEMBERS, SAID SPRING MEANS HAVING OPPOSITE END PORTIONS HAVING A UNIFORM RADIAL DIMENSION GREATER THAN THE MAXIMUM RADIAL DISTANCE BETWEEN SAID SURFACES AND POSITIONED IN SAID RECESSES AND HAVING A PRESS FIT CONNECTION WITH SAID DRIVE AND DRIVEN MEMBERS.
References Cited (Backward Citations)
US350631A
Cited
US1429146A
Cited
US1471488A
Cited
US1489439A
Cited
US1505596A
Cited
US1429147A
Cited
US2254566A
Cited
US2598975A
Cited
US3000197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |