US3291070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tow truck
Assignee: SI Handling Systems Inc
•
Filing: 1962-07-23
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Granted: 1966-12-13
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Expires: 1982-07-23
Abstract
No abstract record available.
Inventors
- 👤 Bradt Lynn
- 👤 John G Dorrance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:10
CPC Classifications
B; B61; B61B; B61B10/00; B61B10/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A TOW TRUCK COMPRISING A TRUCK BODY HAVING WHEEL MEANS, A TOW PIN GUIDE ON SAID BODY, A TOW PIN RECIPROCABLY SUPPORTED BY SAID GUIDE, THE LOWER END OF SAID TOW PIN PROJECTING DOWNWARDLY FOR ENTRY INTO A SLOT IN A REFERENCE SURFACE, MEANS SUPPORTING SAID GUIDE AND PIN FOR PIVOTAL MOVEMENT WITH RESPECT TO A HORIZONTAL AXIS TRANSVERSE OF SAID BODY, A LATCH MEANS OPPOSING SAID PIVOTAL MOVEMENT, A BUMPER, MEANS SUPPORTING SAID BUMPER ON SAID BODY FOR MOVEMENT BETWEEN FIRST AND SECOND POSITIONS, AND SAID BUMPER AND LATCH MEANS BEING ORIENTED SO THAT MOVEMENT OF SAID BUMPER TO SAID SECOND POSITION PREVENTS SAID LATCH MEANS FROM OPPOSING PIVOTAL MOVEMENT OF SAID TOW PIN AND ITS GUIDE.
Claim 2
Dependent Claim
118 words
A TOW TRUCK COMPRISING A TRUCK BODY HAVING WHEEL MEANS, A TOW PIN GUIDE ON SAID BODY, A TOW PIN RECIPROCABLY SUPPORTED BY SAID GUIDE, THE LOWER END OF SAID TOW PIN PROJECTING DOWNWARDLY FOR ENTRY INTO A SLOT IN A REFERENCE SURFACE, MEANS SUPPORTING SAID GUIDE AND PIN FOR PIVOTAL MOVEMENT WITH RESPECT TO A HORIZONTAL AXIS TRANSVERSE OF SAID BODY, A LATCH MEANS OPPOSING SAID PIVOTAL MOVEMENT, A BUMPER, MEANS SUPPORTING SAID BUMPER ON SAID BODY FOR MOVEMENT BETWEEN FIRST AND SECOND POSITIONS, AND SAID BUMPER AND LATCH MEANS BEING ORIENTED SO THAT MOVEMENT OF SAID BUMPER TO SAID SECOND POSITION PREVENTS SAID LATCH MEANS FROM OPPOSING PIVOTAL MOVEMENT OF SAID TOW PIN AND ITS GUIDE.
References Cited (Backward Citations)
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US2885969A
Cited
US2936718A
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US3015284A
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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) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |