US3072073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tow pin mounting for subfloor conveyor system
Assignee: Individual
•
Filing: 1961-07-31
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Granted: 1963-01-08
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Expires: 1981-07-31
Abstract
No abstract record available.
Inventors
- 👤 Ward E Peterson
- 👤 Harry R Stokes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:42
CPC Classifications
B; B61; B61B; B61B10/00; B61B10/04; B65; B65G; B65G47/00; B65G2811/00; B65G2811/06; B65G2811/0673; B65G2811/0678; B65G2811/0684
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
IN A FLOOR TRUCK FOR A SUBFLOOR CONVEYOR SYSTEM HAVING A VERTICALLY MOVABLE TOW PIN FOR ENGAGEMENT AND DISENGAGEMENT RELATIVE TO A SUBFLOOR DRIVE LINE, THE IMPROVED MEANS FOR AUTOMATICALLY DISENGAGING THE TOW PIN FROM THE DRIVE LINE AND STOPPING THE TRUCK WHICH COMPRISES LINKAGE MEANS PIVOTALLY SUPPORTED AT THE UNDERSIDE OF THE TRUCK AND OPERATIVELY CONNECTED TO THE TOW PIN FOR LIFTING THE TOW PIN, AND ABUTMENT MEANS CARRIED BY SAID LINKAGE MEANS REMOTE FROM THE TOW PIN FOR ENGAGING AND SLIDING UPWARDLY ALONG AN INCLINED STRUCTURE HAVING A COOPERATING ABUTMENT MEANS DISPOSED IN THE PATH OF MOVEMENT OF THE TRUCK.
Claim 2
Dependent Claim
102 words
IN A FLOOR TRUCK FOR A SUBFLOOR CONVEYOR SYSTEM HAVING A VERTICALLY MOVABLE TOW PIN FOR ENGAGEMENT AND DISENGAGEMENT RELATIVE TO A SUBFLOOR DRIVE LINE, THE IMPROVED MEANS FOR AUTOMATICALLY DISENGAGING THE TOW PIN FROM THE DRIVE LINE AND STOPPING THE TRUCK WHICH COMPRISES LINKAGE MEANS PIVOTALLY SUPPORTED AT THE UNDERSIDE OF THE TRUCK AND OPERATIVELY CONNECTED TO THE TOW PIN FOR LIFTING THE TOW PIN, AND ABUTMENT MEANS CARRIED BY SAID LINKAGE MEANS REMOTE FROM THE TOW PIN FOR ENGAGING AND SLIDING UPWARDLY ALONG AN INCLINED STRUCTURE HAVING A COOPERATING ABUTMENT MEANS DISPOSED IN THE PATH OF MOVEMENT OF THE TRUCK.
References Cited (Backward Citations)
US2737902A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |