Patent US3143978A successfully refreshed from Google Patents.
US3143978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Freight transportation systems and methods
Assignee: General American Transportation Corp
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Filing: 1962-11-13
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Granted: 1964-08-11
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Expires: 1982-11-13
Abstract
No abstract record available.
Inventors
- 👤 Clejan Deodat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:37
CPC Classifications
B; B61; B61D; B61D45/00; B61D45/008; B61D45/001; B61D45/004; B61D45/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
323 words
A MULTI-PURPOSE RAILWAY CAR FOR TRANSPORTING INDISCRIMINATELY A ROAD SEMI-TRAILER OF THE TYPE INCLUDING A REAR END CARRYING ROAD WHEELS AND A FRONT END CARRYING A KING PIN AND A FREIGHT CARRIER OF THE TYPE INCLUDING AN UNDERFRAME CARRYING LOW ROLLERS; SAID RAILWAY CAR COMPRISING A LONGITUDINALLY EXTENDING HOLLOW FRAME, A PAIR OF TRUCKS SUPPORTING THE OPPOSITE ENDS OF SAID FRAME, STRUCTURE CARRIED BY SAID FRAME FOR SUPPORTING EITHER A SEMI-TRAILER OR A FREIGHT CARRIER MOUNTED UPON THE TOP THEREOF AND FOR ACCOMMODATING LIMITED MOVEMENTS OF THE MOUNTED SEMI-TRAILER OR FREIGHT CARRIER LONGITUDINALLY OF SAID FRAME, A SHOCK-ABSORBING DEVICE CARRIED BY SAID FRAME, FIRST AND SECOND INDEPENDENT HITCHES CARRIED BY SAID FRAME IN CORRESPONDING LONGITUDINALLY SPACED-APART POSITIONS AND INDEPENDENTLY SELECTIVELY COOPERATING WITH SAID SHOCK-ABSORBING DEVICE, SAID FIRST HITCH BEING SELECTIVELY MOVABLE BETWEEN A STORAGE POSITION DISPOSED CLOSELY ADJACENT TO THE TOP OF SAID FRAME AND AN ERECTED POSITION DISPOSED WELL ABOVE THE TOP OF SAID FRAME, SAID FIRST HITCH IN ITS STORAGE POSITION BEING DISPOSED IN NON-INTERFERING RELATION WITH THE UNDERFRAME OF A FREIGHT CARRIER MOUNTED UPON THE TOP OF SAID FRAME, MEANS INCLUDING SAID FIRST HITCH IN ITS ERECTED POSITION FOR INTERCONNECTING SAID SHOCK-ABSORBING DEVICE AND THE KING PIN OF A SEMI-TRAILER MOUNTED UPON THE TOP OF SAID FRAME SO AS TO AFFORD SHOCK ABSORPTION BETWEEN SAID FRAME AND THE MOUNTED SEMI-TRAILER, SAID SECOND HITCH BEING SELECTIVELY MOVABLE BETWEEN A STORAGE POSITION DISPOSED CLOSELY ADJACENT TO THE TOP OF SAID FRAME AND AN ERECTED POSITION DISPOSED WELL ABOVE THE TOP OF SAID FRAME, SAID SECOND HITCH IN ITS STORAGE POSITION BEING DISPOSED IN NON-INTERFERING RELATION WITH THE UNDERFRAME OF A FREIGHT CARRIER MOUNTED UPON THE TOP OF SAID FRAME, AND MEANS INCLUDING SAID SECOND HITCH IN ITS ERECTED POSITION FOR INTERCONNECTING SAID SHOCK-ABSORBING DEVICE AND THE UNDERFRAME OF A FREIGHT CARRIER MOUNTED UPON THE TOP OF SAID FRAME SO AS TO AFFORD SHOCK ABSORPTION BETWEEN SAID FRAME AND THE MOUNTED FREIGHT CARRIER.
Claim 2
Dependent Claim
323 words
A MULTI-PURPOSE RAILWAY CAR FOR TRANSPORTING INDISCRIMINATELY A ROAD SEMI-TRAILER OF THE TYPE INCLUDING A REAR END CARRYING ROAD WHEELS AND A FRONT END CARRYING A KING PIN AND A FREIGHT CARRIER OF THE TYPE INCLUDING AN UNDERFRAME CARRYING LOW ROLLERS; SAID RAILWAY CAR COMPRISING A LONGITUDINALLY EXTENDING HOLLOW FRAME, A PAIR OF TRUCKS SUPPORTING THE OPPOSITE ENDS OF SAID FRAME, STRUCTURE CARRIED BY SAID FRAME FOR SUPPORTING EITHER A SEMI-TRAILER OR A FREIGHT CARRIER MOUNTED UPON THE TOP THEREOF AND FOR ACCOMMODATING LIMITED MOVEMENTS OF THE MOUNTED SEMI-TRAILER OR FREIGHT CARRIER LONGITUDINALLY OF SAID FRAME, A SHOCK-ABSORBING DEVICE CARRIED BY SAID FRAME, FIRST AND SECOND INDEPENDENT HITCHES CARRIED BY SAID FRAME IN CORRESPONDING LONGITUDINALLY SPACED-APART POSITIONS AND INDEPENDENTLY SELECTIVELY COOPERATING WITH SAID SHOCK-ABSORBING DEVICE, SAID FIRST HITCH BEING SELECTIVELY MOVABLE BETWEEN A STORAGE POSITION DISPOSED CLOSELY ADJACENT TO THE TOP OF SAID FRAME AND AN ERECTED POSITION DISPOSED WELL ABOVE THE TOP OF SAID FRAME, SAID FIRST HITCH IN ITS STORAGE POSITION BEING DISPOSED IN NON-INTERFERING RELATION WITH THE UNDERFRAME OF A FREIGHT CARRIER MOUNTED UPON THE TOP OF SAID FRAME, MEANS INCLUDING SAID FIRST HITCH IN ITS ERECTED POSITION FOR INTERCONNECTING SAID SHOCK-ABSORBING DEVICE AND THE KING PIN OF A SEMI-TRAILER MOUNTED UPON THE TOP OF SAID FRAME SO AS TO AFFORD SHOCK ABSORPTION BETWEEN SAID FRAME AND THE MOUNTED SEMI-TRAILER, SAID SECOND HITCH BEING SELECTIVELY MOVABLE BETWEEN A STORAGE POSITION DISPOSED CLOSELY ADJACENT TO THE TOP OF SAID FRAME AND AN ERECTED POSITION DISPOSED WELL ABOVE THE TOP OF SAID FRAME, SAID SECOND HITCH IN ITS STORAGE POSITION BEING DISPOSED IN NON-INTERFERING RELATION WITH THE UNDERFRAME OF A FREIGHT CARRIER MOUNTED UPON THE TOP OF SAID FRAME, AND MEANS INCLUDING SAID SECOND HITCH IN ITS ERECTED POSITION FOR INTERCONNECTING SAID SHOCK-ABSORBING DEVICE AND THE UNDERFRAME OF A FREIGHT CARRIER MOUNTED UPON THE TOP OF SAID FRAME SO AS TO AFFORD SHOCK ABSORPTION BETWEEN SAID FRAME AND THE MOUNTED FREIGHT CARRIER.
References Cited (Backward Citations)
US3016025A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |