Patent US3205748A successfully refreshed from Google Patents.
US3205748A
Expired / Lapsed
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Adjustable shearing tool
Assignee: PIERCE ALL Manufacturing Ltd
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Filing: 1963-05-31
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Granted: 1965-09-14
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Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 Smeets Gerard Gaston Frans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:39
CPC Classifications
B; B23; B23D; B23D35/00; B23D35/005; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8821; Y10T83/8828; Y10T83/883; Y10T83/8867; Y10T83/929; Y10T83/9457; Y10T83/9473; Y10T83/9483; Y10T83/9486
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A SHEARING TOOL FOR USE WITH A MACHINE PRESS COMPRISING A BASE MEMBER SUPPORTING TWO DIE SHEAR ELEMENTS IN END-TO-END RELATIONSHIP TO FORM AN ANGLE THEREBETWEEN, A COOPERATING TOOL MEMBER INCLUDING TWO SHEARING TOOL ELEMENTS ADJUSTABLY SECURED IN SIMILAR END-TO-END RELATIONSHIP, TO FORM A SIMILAR ANGLE THEREBETWEEN AND TO COOPERATE WITH THE FIRST SAID ELEMENTS TO PRODUCE A NOTCH SHEAR CUT, AN ANGLE BLOCK SECURED IN SPACED RELATIONSHIP BETWEEN SAID SHEARING TOOL ELEMENTS BY TWO BOLTS, ONE PASSING THROUGH EACH OF SAID SHEARING TOOL ELEMENTS, SAID BOLTS BEING SPACED FROM THE APEX OF THE ANGLE TO PREVENT SAID ANGLE BLOCK BEING DRAWN INTO CONTACT WITH EITHER OF SAID SHEARING TOOL ELEMENTS, A FULCRUM MEMBER BETWEEN EACH SHEARING TOOL ELEMENT AND THE ADJACENT SIDE OF SAID ANGLE BLOCK AND SPACED LONGITUDINALLY OF SAID SHEARING TOOL ELEMENT WITH RESPECT TO THE BOLT PASSING THERETHROUGH AND WHEREIN AT LEAST ONE OF THE FULCRUM MEMBERS IS MADE ADJUSTABLE IN HEIGHT WITH RESPECT TO THE FACE OF THE BLOCK.
Claim 2
Dependent Claim
164 words
A SHEARING TOOL FOR USE WITH A MACHINE PRESS COMPRISING A BASE MEMBER SUPPORTING TWO DIE SHEAR ELEMENTS IN END-TO-END RELATIONSHIP TO FORM AN ANGLE THEREBETWEEN, A COOPERATING TOOL MEMBER INCLUDING TWO SHEARING TOOL ELEMENTS ADJUSTABLY SECURED IN SIMILAR END-TO-END RELATIONSHIP, TO FORM A SIMILAR ANGLE THEREBETWEEN AND TO COOPERATE WITH THE FIRST SAID ELEMENTS TO PRODUCE A NOTCH SHEAR CUT, AN ANGLE BLOCK SECURED IN SPACED RELATIONSHIP BETWEEN SAID SHEARING TOOL ELEMENTS BY TWO BOLTS, ONE PASSING THROUGH EACH OF SAID SHEARING TOOL ELEMENTS, SAID BOLTS BEING SPACED FROM THE APEX OF THE ANGLE TO PREVENT SAID ANGLE BLOCK BEING DRAWN INTO CONTACT WITH EITHER OF SAID SHEARING TOOL ELEMENTS, A FULCRUM MEMBER BETWEEN EACH SHEARING TOOL ELEMENT AND THE ADJACENT SIDE OF SAID ANGLE BLOCK AND SPACED LONGITUDINALLY OF SAID SHEARING TOOL ELEMENT WITH RESPECT TO THE BOLT PASSING THERETHROUGH AND WHEREIN AT LEAST ONE OF THE FULCRUM MEMBERS IS MADE ADJUSTABLE IN HEIGHT WITH RESPECT TO THE FACE OF THE BLOCK.
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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |