Patent US906199A successfully refreshed from Google Patents.
US3115262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton clamp for lift trucks
Assignee: MATERIALS TRANSPORTATION CO
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Filing: 1961-01-09
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Granted: 1963-12-24
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Expires: 1981-01-09
Abstract
No abstract record available.
Inventors
- 👤 Fred J Avery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:12
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18; B66F9/181
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
A CARTON CLAMP FOR USE WITH A LIFT TRUCK COMPRISING AN UPRIGHT FRAME FOR MOUNTING ON A LIFT TRUCK, A LOWER JAW SECURED RIGIDLY TO THE LOWER PART OF THE FRAME AND PROJECTING HORIZONTALLY THEREFROM, AN UPPER JAW SLIDABLY MOUNTED ON THE FRAME FOR VERTICAL SLIDING MOVEMENT AND PROJECTING HORIZONTALLY FROM THE FRAME IN VERTICAL ALIGNMENT WITH THE LOWER JAW TO CLAMP A CARTON BETWEEN THEM, MEANS TO MOVE THE UPPER JAW VERTICALLY ON THE FRAME, A VACUUM CUP, MEANS MOUNTING THE VACUUM CUP ON THE UPPER JAW VERTICALLY BETWEEN THE UPPER AND LOWER JAWS FOR HORIZONTAL MOVEMENT OUTWARD FROM THE FRAME TO ENGAGE A CARTON AND TOWARD THE FRAME FOR MOVEMENT OF THE CARTON BETWEEN THE JAWS, AND A VERTICAL LOST MOTION CONNECTION BETWEEN THE UPPER JAW AND THE VACUUM CUP WHEREBY THE VACUUM CUP WILL BE RAISED RELATIVE TO THE LOWER JAW WHEN THE UPPER JAW IS RAISED TO RAISE THE BOTTOM OF A CARTON HELD BY THE VACUUM CUP ABOVE THE LOWER JAW AND THE UPPER JAW CAN BE LOWERED INTO ENGAGEMENT WITH THE TOP OF A CARTON WITHOUT LOWERING THE VACUUM CUP RELATIVE TO THE CARTON.
Claim 2
Dependent Claim
190 words
A CARTON CLAMP FOR USE WITH A LIFT TRUCK COMPRISING AN UPRIGHT FRAME FOR MOUNTING ON A LIFT TRUCK, A LOWER JAW SECURED RIGIDLY TO THE LOWER PART OF THE FRAME AND PROJECTING HORIZONTALLY THEREFROM, AN UPPER JAW SLIDABLY MOUNTED ON THE FRAME FOR VERTICAL SLIDING MOVEMENT AND PROJECTING HORIZONTALLY FROM THE FRAME IN VERTICAL ALIGNMENT WITH THE LOWER JAW TO CLAMP A CARTON BETWEEN THEM, MEANS TO MOVE THE UPPER JAW VERTICALLY ON THE FRAME, A VACUUM CUP, MEANS MOUNTING THE VACUUM CUP ON THE UPPER JAW VERTICALLY BETWEEN THE UPPER AND LOWER JAWS FOR HORIZONTAL MOVEMENT OUTWARD FROM THE FRAME TO ENGAGE A CARTON AND TOWARD THE FRAME FOR MOVEMENT OF THE CARTON BETWEEN THE JAWS, AND A VERTICAL LOST MOTION CONNECTION BETWEEN THE UPPER JAW AND THE VACUUM CUP WHEREBY THE VACUUM CUP WILL BE RAISED RELATIVE TO THE LOWER JAW WHEN THE UPPER JAW IS RAISED TO RAISE THE BOTTOM OF A CARTON HELD BY THE VACUUM CUP ABOVE THE LOWER JAW AND THE UPPER JAW CAN BE LOWERED INTO ENGAGEMENT WITH THE TOP OF A CARTON WITHOUT LOWERING THE VACUUM CUP RELATIVE TO THE CARTON.
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) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |