Patent US3260069A successfully refreshed from Google Patents.
US3260069A
Expired / Lapsed
US
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Flexible connection
Assignee: Smith Industries International Inc
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Filing: 1963-11-18
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Granted: 1966-07-12
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Expires: 1983-11-18
Abstract
No abstract record available.
Inventors
- 👤 William J Neilson
- 👤 Erskine P Garrison
- 👤 Lloyd L Garner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:26
CPC Classifications
F; F16; F16C; F16C1/00; F16C1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A FLEXIBLE CONNECTION COMPRISING A PLURALITY OF AXIALLY ALIGNABLE TUBULAR SEGMENTS HAVING MUTUALLY INTERFITTING PORTIONS ENABLING TORQUE TO BE TRANSMITTED FROM EACH SEGMENT TO ITS NEIGHBOR, EACH SEGMENT BEING CAPABLE OF HAVING ITS AXIS ANGULARLY RELATED TO THAT OF ITS NEIGHBOR AND A PLURALITY OF BALLS AND SOCKET MEMBERS DISPOSED WITHIN THE SEGMENTS FOR TRANSMITTING THRUST FROM ONE ENDMOST SEGMENT TO THE OTHER ENDMOST SEGMENT, THE BALLS BEING SOLID AND THE SOCKET MEMBERS BETWEEN SAID BALLS BEING SOLID AND HAVING BALL CONTACTING OPPOSITE ENDS, A PORTION OF SAID SOCKET MEMBERS ENGAGING THE INNER WALL OF AN ADJACENT TUBULAR SEGMENT TO HOLD THE BALLS ALONG THE AXIS OF THE TUBULAR SEGMENTS, ANOTHER PORTION OF EACH OF SAID
Claim 2
Dependent Claim
116 words
A FLEXIBLE CONNECTION COMPRISING A PLURALITY OF AXIALLY ALIGNABLE TUBULAR SEGMENTS HAVING MUTUALLY INTERFITTING PORTIONS ENABLING TORQUE TO BE TRANSMITTED FROM EACH SEGMENT TO ITS NEIGHBOR, EACH SEGMENT BEING CAPABLE OF HAVING ITS AXIS ANGULARLY RELATED TO THAT OF ITS NEIGHBOR AND A PLURALITY OF BALLS AND SOCKET MEMBERS DISPOSED WITHIN THE SEGMENTS FOR TRANSMITTING THRUST FROM ONE ENDMOST SEGMENT TO THE OTHER ENDMOST SEGMENT, THE BALLS BEING SOLID AND THE SOCKET MEMBERS BETWEEN SAID BALLS BEING SOLID AND HAVING BALL CONTACTING OPPOSITE ENDS, A PORTION OF SAID SOCKET MEMBERS ENGAGING THE INNER WALL OF AN ADJACENT TUBULAR SEGMENT TO HOLD THE BALLS ALONG THE AXIS OF THE TUBULAR SEGMENTS, ANOTHER PORTION OF EACH OF SAID
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |