Patent US3388929A successfully refreshed from Google Patents.
US3388929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Implement mounting frame
Assignee: Deere and Co
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Filing: 1966-10-20
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Granted: 1968-06-18
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Expires: 1986-10-20
Abstract
No abstract record available.
Inventors
- 👤 Miley Richard Erwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:01
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
AN IMPLEMENT MOUNTING FRAME FOR SECURING IMPLEMENTS TO THE FORWARD END OF A TRACTOR HAVING A PAIR OF SPACED APART STEERABLE FRONT WHEELS AND A PAIR OF REAR TRACTION WHEELS, SAID MOUNTING FRAME COMPRISING: A GENERALLY U-SHAPED STRUCTURE HAVING A BIGHT AND UPWARDLY EXTENDING LEGS SECURABLE TO OPPOSED SIDE PORTIONS OF THE FORWARD END OF THE TRACTOR, THE LOWER ENDS OF SAID LEGS BEING APERTURED, OPPOSED PAIRS OF INNER AND OUTER UPWARDLY EXTENDING APERTURED MEMBERS CARRIED BY SAID BIGHT, A PAIR OF TRANSVERSELY EXTENDING PIN MEMBERS, EACH OF THE PIN MEMBERS BEING DISPOSED WITHIN THE APERTURES OF ONE OF THE PAIRS OF INNER AND OUTER MEMBERS, RESILIENT MEANS INTERCONNECTING EACH OF THE PINS WITH ITS ASSOCIATED INNER MEMBER, SAID RESILIENT MEANS NORMALLY BIASING THE PIN MEANS OUTWARDLY WHEREBY THE OUTER END OF THE PIN IS NORMALLY DISPOSED WITHIN THE APERTURE IN THE LEG, AND A PAIR OF DETENT MEANS OPERABLE TO HOLD THE PINS WITH THE OUTER END AWAY FROM SAID APERTURED LEG.
Claim 2
Dependent Claim
163 words
AN IMPLEMENT MOUNTING FRAME FOR SECURING IMPLEMENTS TO THE FORWARD END OF A TRACTOR HAVING A PAIR OF SPACED APART STEERABLE FRONT WHEELS AND A PAIR OF REAR TRACTION WHEELS, SAID MOUNTING FRAME COMPRISING: A GENERALLY U-SHAPED STRUCTURE HAVING A BIGHT AND UPWARDLY EXTENDING LEGS SECURABLE TO OPPOSED SIDE PORTIONS OF THE FORWARD END OF THE TRACTOR, THE LOWER ENDS OF SAID LEGS BEING APERTURED, OPPOSED PAIRS OF INNER AND OUTER UPWARDLY EXTENDING APERTURED MEMBERS CARRIED BY SAID BIGHT, A PAIR OF TRANSVERSELY EXTENDING PIN MEMBERS, EACH OF THE PIN MEMBERS BEING DISPOSED WITHIN THE APERTURES OF ONE OF THE PAIRS OF INNER AND OUTER MEMBERS, RESILIENT MEANS INTERCONNECTING EACH OF THE PINS WITH ITS ASSOCIATED INNER MEMBER, SAID RESILIENT MEANS NORMALLY BIASING THE PIN MEANS OUTWARDLY WHEREBY THE OUTER END OF THE PIN IS NORMALLY DISPOSED WITHIN THE APERTURE IN THE LEG, AND A PAIR OF DETENT MEANS OPERABLE TO HOLD THE PINS WITH THE OUTER END AWAY FROM SAID APERTURED LEG.
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) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |