US3293884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmitting element
Assignee: GROB Inc
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Filing: 1965-09-01
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Granted: 1966-12-27
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Expires: 1985-09-01
Abstract
No abstract record available.
Inventors
- 👤 Grob Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:53
CPC Classifications
F; F16; F16C; F16C3/00; F16C3/02; F16D; F16D3/00; F16D3/02; F16D3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
A POWER TRANSMITTING COUPLING, COMPRISING A TUBULAR HOUSING MEMBER HAVING A SUBSTANTIALLY UNIFORM WALL THICKNESS THROUGHOUT ITS LENGTH AND HAVING AN INTERNAL AND EXTERNAL SPLINE, A TUBULAR HOUSED MEMBER HAVING A SUBSTANTIALLY UNIFORM WALL THICKNESS THROUGHOUT ITS LENGTH AND HAVING AN INTERNAL AND EXTERNAL SPLINE, THE INNER END OF THE HOUSED MEMBER BEING TELESCOPICALLY DISPOSED WITHIN THE INNER END OF THE HOUSING MEMBER AND THE INTERNAL SPLINE OF THE HOUSING MEMBER MATCHING AND ENGAGING THE EXTERNAL SPLINE OF SAID HOUSED MEMBER, THE SPLINE OF SAID HOUSING MEMBER HAVING A SUBSTANTIALLY SHORTER AXIAL LENGTH THAN THE SPINE OF SAID HOUSED MEMBER, AND UNIVERSAL JOINT MEANS SECURED TO THE OUTER END OF EACH OF SAID TUBULAR MEMBERS, THE INNER END PORTION OF THE HOUSING MEMBER BEING DEFORMED RADIALLY INWARD TO DEFINE AN ANNULAR BEARING SPACED AXIALLY FROM THE SPLINE ON SAID HOUSING MEMBER, SAID HOUSING MEMBER AND HOUSED MEMBER BEING IN CONTACT WITH EACH OTHER AT THE LOCATION OF THE MATCHING SPLINES AND AT THE LOCATION OF THE BEARING AND SPACED OUT OF CONTACT BETWEEN THE LOCATION OF SAID MATCHING SPLINES AND SAID BEARING.
Claim 2
Dependent Claim
182 words
A POWER TRANSMITTING COUPLING, COMPRISING A TUBULAR HOUSING MEMBER HAVING A SUBSTANTIALLY UNIFORM WALL THICKNESS THROUGHOUT ITS LENGTH AND HAVING AN INTERNAL AND EXTERNAL SPLINE, A TUBULAR HOUSED MEMBER HAVING A SUBSTANTIALLY UNIFORM WALL THICKNESS THROUGHOUT ITS LENGTH AND HAVING AN INTERNAL AND EXTERNAL SPLINE, THE INNER END OF THE HOUSED MEMBER BEING TELESCOPICALLY DISPOSED WITHIN THE INNER END OF THE HOUSING MEMBER AND THE INTERNAL SPLINE OF THE HOUSING MEMBER MATCHING AND ENGAGING THE EXTERNAL SPLINE OF SAID HOUSED MEMBER, THE SPLINE OF SAID HOUSING MEMBER HAVING A SUBSTANTIALLY SHORTER AXIAL LENGTH THAN THE SPINE OF SAID HOUSED MEMBER, AND UNIVERSAL JOINT MEANS SECURED TO THE OUTER END OF EACH OF SAID TUBULAR MEMBERS, THE INNER END PORTION OF THE HOUSING MEMBER BEING DEFORMED RADIALLY INWARD TO DEFINE AN ANNULAR BEARING SPACED AXIALLY FROM THE SPLINE ON SAID HOUSING MEMBER, SAID HOUSING MEMBER AND HOUSED MEMBER BEING IN CONTACT WITH EACH OTHER AT THE LOCATION OF THE MATCHING SPLINES AND AT THE LOCATION OF THE BEARING AND SPACED OUT OF CONTACT BETWEEN THE LOCATION OF SAID MATCHING SPLINES AND SAID BEARING.
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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |