US3099489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dump vehicle
Assignee: SPENCER SAFFORD LOADCRAFT Inc
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Filing: 1962-11-20
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Granted: 1963-07-30
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Expires: 1982-11-20
Abstract
No abstract record available.
Inventors
- 👤 Velmo S Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:29
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/04; B60P1/16; B62; B62D; B62D53/00; B62D53/04; B62D53/06; B62D53/068
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
A LOAD CARRYING AND DUMPING VEHICLE COMPRISING: AN ELONGATED WHEEL SUPPORTED CHASSIS; A LOAD CARRYING AND DUMPING BODY WHICH IS SHORTER IN LENGTH THAN SAID CHASSIS; MEANS MOUNTING THE BODY ON THE CHASSIS FOR GUIDED LONGITUDINAL MOVEMENT THEREALONG; ONE DOUBLE ACTING OPERATOR CONTROLLABLE LONGITUDINALLY EXTENSIBLE AND RETRACTABLE POWER UNIT HAVING ITS AFT END CONNECTED TO THE CHASSIS INTERMEDIATE ITS ENDS ON A TRANSVERSE PIVOT AXIS, AND HAVING ITS FORWARD END CONNECTED TO THE FORWARD END OF THE BODY ON A TRANSVERSE PIVOT AXIS; AND SEPARABLE COOPERATING PIVOT MEAND CARRIED RESPECTIVELY BY THE AFT END OF THE BODY AND BY THE AFT END OF THE CHASSIS FOR AUTOMATICALLY ESTABLISHING A TRANSVERSE BODY DUMPING PIVOT AXIS FOR THE AFT END OF THE BODY WHEN THE BODY IS MOVED REARWARDLY A SUFFICIENT DISTANCE ALONG THE CHASSIS TO BRING THE COOPERATING PIVOT MEANS TOGETHER, AND FOR MAINTAINING THE PIVOT AXIS DURING DTHE PIVOTAL MOVEMENT OF THE BODY, SAID PIVOT MEANS BEING RELEASABLE SO THAT THE BODY MAY BE MOVED RELATIVE TO THE CHASSIS, THE DISTANCE BETWEEN THE BODY PIVOT MEANS ON THE AFT END OF THE CHASSIS AND THE PIVOT AXIS ON THE CHASSIS
Claim 2
Dependent Claim
190 words
A LOAD CARRYING AND DUMPING VEHICLE COMPRISING: AN ELONGATED WHEEL SUPPORTED CHASSIS; A LOAD CARRYING AND DUMPING BODY WHICH IS SHORTER IN LENGTH THAN SAID CHASSIS; MEANS MOUNTING THE BODY ON THE CHASSIS FOR GUIDED LONGITUDINAL MOVEMENT THEREALONG; ONE DOUBLE ACTING OPERATOR CONTROLLABLE LONGITUDINALLY EXTENSIBLE AND RETRACTABLE POWER UNIT HAVING ITS AFT END CONNECTED TO THE CHASSIS INTERMEDIATE ITS ENDS ON A TRANSVERSE PIVOT AXIS, AND HAVING ITS FORWARD END CONNECTED TO THE FORWARD END OF THE BODY ON A TRANSVERSE PIVOT AXIS; AND SEPARABLE COOPERATING PIVOT MEAND CARRIED RESPECTIVELY BY THE AFT END OF THE BODY AND BY THE AFT END OF THE CHASSIS FOR AUTOMATICALLY ESTABLISHING A TRANSVERSE BODY DUMPING PIVOT AXIS FOR THE AFT END OF THE BODY WHEN THE BODY IS MOVED REARWARDLY A SUFFICIENT DISTANCE ALONG THE CHASSIS TO BRING THE COOPERATING PIVOT MEANS TOGETHER, AND FOR MAINTAINING THE PIVOT AXIS DURING DTHE PIVOTAL MOVEMENT OF THE BODY, SAID PIVOT MEANS BEING RELEASABLE SO THAT THE BODY MAY BE MOVED RELATIVE TO THE CHASSIS, THE DISTANCE BETWEEN THE BODY PIVOT MEANS ON THE AFT END OF THE CHASSIS AND THE PIVOT AXIS ON THE CHASSIS
References Cited (Backward Citations)
US2189052A
Cited
US3022111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |