US3246552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shearing apparatus
Assignee: United Engineering and Foundry Co
•
Filing: 1964-04-01
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Granted: 1966-04-19
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Expires: 1984-04-01
Abstract
No abstract record available.
Inventors
- 👤 Sieger Maurice Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:21
CPC Classifications
B; B23; B23D; B23D31/00; B23D31/04; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4475; Y10T83/869; Y10T83/8737; Y10T83/8798; Y10T83/8804; Y10T83/8805; Y10T83/8821; Y10T83/8841; Y10T83/8843; Y10T83/929; Y10T83/9411; Y10T83/9447
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
IN A SHEAR FOR SEVERING MATERIAL, SUCH AS, STRIP AND PLATE COMPRISING A HOUSING, A SHAFT ROTATABLY CARRIED BY SAID HOUSING, A FRAME RECEIVED IN SAID HOUSING AND CARRIED BY SAID SHAFT IN A MANNER TO CAUSE RECIPROCATORY MOVEMENT OF SAID FRAME IN A DIRECTION TOWARD AND AWAY FROM SAID MATERIAL, A KNIFE HEAD RECEIVED BY SAID FRAME IN A MANNER TO ALLOW RELATIVE MOVEMENT THEREBETWEEN, A FIRST KNIFE CARRIED BY SAID KNIFE HEAD, A SECOND KNIFE ARRANGED SO THAT THE MATERIAL CAN BE PLACED BETWEEN THE TWO KNIVES, SAID KNIFE HEAD CARRIED BY SAID SHAFT IN A MANNER TO CAUSE THE FIRST KNIFE TO MOVE TOWARD SAID OTHER KNIFE TO EFFECT A SEVERING OF THE MATERIAL AND THEREAFTER TO MOVE AWAY FROM SAID OTHER KNIFE, AND MEANS ASSOCIATED WITH SAID FRAME FOR CAUSING SAID KNIFE HEAD AND HENCE SAID FIRST KNIFE TO ASSUME A DESIRED PATH OF MOVEMENT DURING THE SEVERING OF THE MATERIAL AND IMMEDIATELY THEREAFTER.
Claim 2
Dependent Claim
158 words
IN A SHEAR FOR SEVERING MATERIAL, SUCH AS, STRIP AND PLATE COMPRISING A HOUSING, A SHAFT ROTATABLY CARRIED BY SAID HOUSING, A FRAME RECEIVED IN SAID HOUSING AND CARRIED BY SAID SHAFT IN A MANNER TO CAUSE RECIPROCATORY MOVEMENT OF SAID FRAME IN A DIRECTION TOWARD AND AWAY FROM SAID MATERIAL, A KNIFE HEAD RECEIVED BY SAID FRAME IN A MANNER TO ALLOW RELATIVE MOVEMENT THEREBETWEEN, A FIRST KNIFE CARRIED BY SAID KNIFE HEAD, A SECOND KNIFE ARRANGED SO THAT THE MATERIAL CAN BE PLACED BETWEEN THE TWO KNIVES, SAID KNIFE HEAD CARRIED BY SAID SHAFT IN A MANNER TO CAUSE THE FIRST KNIFE TO MOVE TOWARD SAID OTHER KNIFE TO EFFECT A SEVERING OF THE MATERIAL AND THEREAFTER TO MOVE AWAY FROM SAID OTHER KNIFE, AND MEANS ASSOCIATED WITH SAID FRAME FOR CAUSING SAID KNIFE HEAD AND HENCE SAID FIRST KNIFE TO ASSUME A DESIRED PATH OF MOVEMENT DURING THE SEVERING OF THE MATERIAL AND IMMEDIATELY THEREAFTER.
References Cited (Backward Citations)
FR930721A
Cited
US3154988A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |