US3106966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic controlled hitch
Assignee: International Motors LLC
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Filing: 1959-10-30
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Granted: 1963-10-15
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Expires: 1979-10-30
Abstract
No abstract record available.
Inventors
- 👤 Harold R Benford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:52
CPC Classifications
A; A01; A01B; A01B63/00; A01B63/02; A01B63/10; A01B63/111; A01B63/1117; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86558
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
211 words
IN A DEVICE OF THE CLASS DESCRIBED, AN IMPLEMENT POSITION CONTROL ASSEMBLY INCLUDING A DRAFT RESPONSIVE MEANS AND A HITCH POSITION CONTROL OPERATOR AND HITCH OPERATING RAM MEANS CONNECTED WITH THE OPERATOR AND MOVABLE WITH THE OPERATOR, A PUMP DELIVERING FLUID, A RESERVOIR COMMUNICATIVE WITH THE PUMP, BYPASS MEANS FROM THE PUMP TO THE RESERVOIR HAVING AN OPEN POSITION DIVERTING FLUID FROM THE PUMP TO THE RESERVOIR AND A CLOSE POSITION DIVERTING THE FLUID TO THE RAM MEANS FOR MOVEMENT OF THE RAM MEANS, CONDUIT MEANS OPERATIVELY CONNECTED WITH THE BYPASS MEANS AND HAVING A PREDETERMINED PRESSURE MAINTAINING THE BYPASS MEANS IN AN OPEN POSITION, CONTROL VALVE MEANS ON THE DEVICE OPERATIVELY ASSOCIATED WITH THE DRAFT RESPONSIVE MEANS AND RAM MEANS AND OPERATIVE OF THE RAM MEANS, MEANS MOUNTED ON THE DEVICE BEING PROVIDED WITH LINKAGE DISPOSED IN MOVEMENT REFLECTION RELATIONSHIP BETWEEN THE OPERATOR AND THE CONTROL VALVE MEANS, SAID CONTROL VALVE MEANS COMPRISING A PASSAGE MEANS BETWEEN THE RAM MEANS AND THE RESERVOIR AND FIRST AND SECOND INTERCONNECTED VALVE MEANS, SAID FIRST VALVE MEANS BEING OPERATIVELY CONNECTED WITH THE DRAFT RESPONSIVE MEANS AND SAID SECOND VALVE MEANS OPERATIVELY ENGAGING WITH SAID LINKAGE AND MOVABLE THEREWITH IN THE PASSAGE MEANS FROM A FIRST TO A SECOND POSITION AND THE PASSAGE MEANS
Claim 2
Dependent Claim
211 words
IN A DEVICE OF THE CLASS DESCRIBED, AN IMPLEMENT POSITION CONTROL ASSEMBLY INCLUDING A DRAFT RESPONSIVE MEANS AND A HITCH POSITION CONTROL OPERATOR AND HITCH OPERATING RAM MEANS CONNECTED WITH THE OPERATOR AND MOVABLE WITH THE OPERATOR, A PUMP DELIVERING FLUID, A RESERVOIR COMMUNICATIVE WITH THE PUMP, BYPASS MEANS FROM THE PUMP TO THE RESERVOIR HAVING AN OPEN POSITION DIVERTING FLUID FROM THE PUMP TO THE RESERVOIR AND A CLOSE POSITION DIVERTING THE FLUID TO THE RAM MEANS FOR MOVEMENT OF THE RAM MEANS, CONDUIT MEANS OPERATIVELY CONNECTED WITH THE BYPASS MEANS AND HAVING A PREDETERMINED PRESSURE MAINTAINING THE BYPASS MEANS IN AN OPEN POSITION, CONTROL VALVE MEANS ON THE DEVICE OPERATIVELY ASSOCIATED WITH THE DRAFT RESPONSIVE MEANS AND RAM MEANS AND OPERATIVE OF THE RAM MEANS, MEANS MOUNTED ON THE DEVICE BEING PROVIDED WITH LINKAGE DISPOSED IN MOVEMENT REFLECTION RELATIONSHIP BETWEEN THE OPERATOR AND THE CONTROL VALVE MEANS, SAID CONTROL VALVE MEANS COMPRISING A PASSAGE MEANS BETWEEN THE RAM MEANS AND THE RESERVOIR AND FIRST AND SECOND INTERCONNECTED VALVE MEANS, SAID FIRST VALVE MEANS BEING OPERATIVELY CONNECTED WITH THE DRAFT RESPONSIVE MEANS AND SAID SECOND VALVE MEANS OPERATIVELY ENGAGING WITH SAID LINKAGE AND MOVABLE THEREWITH IN THE PASSAGE MEANS FROM A FIRST TO A SECOND POSITION AND THE PASSAGE MEANS
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) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |