Patent US3353374A successfully refreshed from Google Patents.
US3353374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Universal joint
Assignee: Rolls Royce Solutions GmbH
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Filing: 1966-03-10
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Granted: 1967-11-21
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Expires: 1986-03-10
Abstract
No abstract record available.
Inventors
- 👤 Buthenhoff Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:10
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/16; F16D3/26; F16D3/38; F16D3/40; F16D3/41; F16D3/382; F16D3/387
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A UNIVERSAL JOINT WHICH INCLUDES A CROSS STRUCTURE HAVING BEARING PIN MEANS, BEARING SUPPORT MEANS FOR SAID BEARING PIN MEANS, AND BEARING MEANS BETWEEN A RESPECTIVE PIN MEANS AND A RESPECTIVE SUPPORT MEANS, THE IMPROVEMENT COMPRISING A LUBRICATING SYSTEM IN SAID PIN MEANS FOR LUBRICATING SAID BEARING MEANS INCLUDING BORE MEANS IN EACH PIN MEANS, LUBIRCANT SUPPLY BORE MEANS FOR SUPPLYING LUBRICANT TO SAID FIRST-MENTIONED BORE MEANS, AND A SINGLE CLOSURE VALVE MEANS FOR CLOSING SAID SUPPLY BORE MEANS WITH RESPECT TO THE FIRST-MENTIONED BORE MEANS AS WELL AS SAID FIRST-MENTIONED BORE MEANS WITH RESPECT TO EACH OTHER.
Claim 2
Dependent Claim
99 words
IN A UNIVERSAL JOINT WHICH INCLUDES A CROSS STRUCTURE HAVING BEARING PIN MEANS, BEARING SUPPORT MEANS FOR SAID BEARING PIN MEANS, AND BEARING MEANS BETWEEN A RESPECTIVE PIN MEANS AND A RESPECTIVE SUPPORT MEANS, THE IMPROVEMENT COMPRISING A LUBRICATING SYSTEM IN SAID PIN MEANS FOR LUBRICATING SAID BEARING MEANS INCLUDING BORE MEANS IN EACH PIN MEANS, LUBIRCANT SUPPLY BORE MEANS FOR SUPPLYING LUBRICANT TO SAID FIRST-MENTIONED BORE MEANS, AND A SINGLE CLOSURE VALVE MEANS FOR CLOSING SAID SUPPLY BORE MEANS WITH RESPECT TO THE FIRST-MENTIONED BORE MEANS AS WELL AS SAID FIRST-MENTIONED BORE MEANS WITH RESPECT TO EACH OTHER.
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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |