US3140522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical connection
Assignee: Individual
•
Filing: 1962-02-19
•
Granted: 1964-07-14
•
Expires: 1982-02-19
Abstract
No abstract record available.
Inventors
- 👤 Elmer W Prout
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:47
CPC Classifications
B; B60; B60P; B60P7/00; B60P7/06; B60P7/08; F; F16; F16B; F16B2200/00; F16B2200/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
246 words
A MECHANICAL CONNECTION COMPRISING: (A) A FIRST MEMBER PROVIDED WITH A SEAT HAVING CONVERGING GROOVED GUIDEWAYS, (B) A SECOND MEMBER PROVIDED WITH COMPLEMENTARY CONVERGING END PORTIONS ENGAGED WITH SAID GROOVED GUIDEWAYS, (C) THE SECOND MEMBER BEING PERPENDICULAR TO THE FIRST MEMBER AND THE MEMBERS BEING HELD AGAINST SEPARATION IN A DIRECTION PERPENDICULAR TO THE SEAT IN THE FIRST MEMBER BY SAID ENGAGEMENT OF ITS END PORTIONS IN THE GROOVED GUIDEWAYS OF THE FIRST MEMBER, (D) A BOLT IN THE SECOND MEMBER HAVING A LOCKING END DIRECTED TOWARD AND THROUGH THE END OF SAID MEMBER BETWEEN THE CONVERGING PORTIONS THEREOF, (E) SAID FIRST MEMBER, BETWEEN THE GUIDEWAYS THEREOF, HAVING A HOLE LOCATED TO RECEIVE SAID BOLT END WHEN THE GUIDEWAYS AND COMPLEMENTARY PORTIONS ARE ENGAGED, (F) THE HOLE BEING LARGER THAN THE BOLT AND THE AXES OF THE HOLE AND BOLT BEING OFFSET WHEN THE GROOVED GUIDEWAYS AND COMPLEMENTARY END PORTIONS ARE ENGAGED, AND (G) THE BOLT END BEING TAPERED AND THE HOLE HAVING A FLARE TO PROVIDE A CAM-WEDGING ENGAGEMENT OF THE BOLT IN THE FLARE OF THE HOLE IN A DIRECTION TOWARD THE CONVERGENCE OF SAID GUIDEWAYS TO EFFECT FIRM AND RIGID ENGAGEMENT OF THE COMPLEMENTARY END PORTIONS OF THE SECOND MEMBER IN THE CONVERGING GROOVED GUIDEWAYS OF THE FIRST MEMBER, AND (H) A SPRING TO IMPOSE A CONSTANT BIAS ON THE BOLT ON THE END THEREOF OPPOSITE ITS TAPERED END TO PRESS SAID TAPERED END INTO CAM-WEDGING ENGAGEMENT WITH THE FLARE OF THE HOLE.
Claim 2
Dependent Claim
246 words
A MECHANICAL CONNECTION COMPRISING: (A) A FIRST MEMBER PROVIDED WITH A SEAT HAVING CONVERGING GROOVED GUIDEWAYS, (B) A SECOND MEMBER PROVIDED WITH COMPLEMENTARY CONVERGING END PORTIONS ENGAGED WITH SAID GROOVED GUIDEWAYS, (C) THE SECOND MEMBER BEING PERPENDICULAR TO THE FIRST MEMBER AND THE MEMBERS BEING HELD AGAINST SEPARATION IN A DIRECTION PERPENDICULAR TO THE SEAT IN THE FIRST MEMBER BY SAID ENGAGEMENT OF ITS END PORTIONS IN THE GROOVED GUIDEWAYS OF THE FIRST MEMBER, (D) A BOLT IN THE SECOND MEMBER HAVING A LOCKING END DIRECTED TOWARD AND THROUGH THE END OF SAID MEMBER BETWEEN THE CONVERGING PORTIONS THEREOF, (E) SAID FIRST MEMBER, BETWEEN THE GUIDEWAYS THEREOF, HAVING A HOLE LOCATED TO RECEIVE SAID BOLT END WHEN THE GUIDEWAYS AND COMPLEMENTARY PORTIONS ARE ENGAGED, (F) THE HOLE BEING LARGER THAN THE BOLT AND THE AXES OF THE HOLE AND BOLT BEING OFFSET WHEN THE GROOVED GUIDEWAYS AND COMPLEMENTARY END PORTIONS ARE ENGAGED, AND (G) THE BOLT END BEING TAPERED AND THE HOLE HAVING A FLARE TO PROVIDE A CAM-WEDGING ENGAGEMENT OF THE BOLT IN THE FLARE OF THE HOLE IN A DIRECTION TOWARD THE CONVERGENCE OF SAID GUIDEWAYS TO EFFECT FIRM AND RIGID ENGAGEMENT OF THE COMPLEMENTARY END PORTIONS OF THE SECOND MEMBER IN THE CONVERGING GROOVED GUIDEWAYS OF THE FIRST MEMBER, AND (H) A SPRING TO IMPOSE A CONSTANT BIAS ON THE BOLT ON THE END THEREOF OPPOSITE ITS TAPERED END TO PRESS SAID TAPERED END INTO CAM-WEDGING ENGAGEMENT WITH THE FLARE OF THE HOLE.
References Cited (Backward Citations)
US324671A
Cited
US386896A
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US614177A
Cited
US1078559A
Cited
US2712151A
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US2702732A
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GB879053A
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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) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |