Patent US3113372A successfully refreshed from Google Patents.
US3113372A
Expired / Lapsed
US
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Cutting tools for use in lathes or other machines
Assignee: Wickman Ltd
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Filing: 1962-01-12
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Granted: 1963-12-10
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Expires: 1982-01-12
Abstract
No abstract record available.
Inventors
- 👤 James Hargreaves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:48
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1666; B23B27/1674; Y; Y10; Y10T; Y10T407/00; Y10T407/11; Y10T407/112; Y10T407/114; Y10T407/116; Y10T407/22; Y10T407/227; Y10T407/2272; Y10T407/2282; Y10T407/2286
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
A CUTTING TOOL HOLDER COMPRISING IN COMBINATION A BODY ADAPTED TO SUPPORT A HARD METAL CUTTER, A CLAMP, A SCREW ENGAGING THE BODY AND CLAMP AND ACTUABLE TO MOVE THE CLAMP BETWEEN AN OPERATIVE POSITION IN WHICH IT HOLDS A CUTTER IN POSITION ON THE BODY, AND AN INOPERATIVE POSITION IN WHICH THE CLAMP IS SPACED FROM SAID CUTTER, A RECESS IN THE FACE OF SAID CLAMP PRESENTED TO THE CUTTER, SAID RECESS BEING FLANKED BY PARALLEL SIDE EDGES ONE OF WHICH IS UNDERCUT, A CHIPBREAKER HAVING A COMPLEMENTARY EDGE ENGAGED WITH SAID ONE SIDE EDGE OF THE RECESS, A PAIR OF RECESSES FORMED IN THE OTHER OF SAID PARALLEL SIDE EDGES AND IN THE ADJACENT EDGE OF THE CHIPBREAKER RESPECTIVELY, AND A RESILIENT STOP SECURED WITHIN ONE OF SAID PAIR OF RECESSES AND ENTERING THE OTHER OF SAID PAIR OF RECESSES, SAID RESILIENT STOP COMPRISING A SHEET METAL PLATE BENT TO THE FORM OF A SPLIT CYLINDER, SAID UNDERCUT EDGE AND SAID RESILIENT STOP SERVING IN COMBINATION TO PREVENT ACCIDENTAL LOSS OF THE CHIPBREAKER, AND RESILIENCE OF SAID STOP PERMITTING WITHDRAWAL OF THE CHIPBREAKER IN THE DIRECTION OF SAID ONE SIDE EDGE.
Claim 2
Dependent Claim
193 words
A CUTTING TOOL HOLDER COMPRISING IN COMBINATION A BODY ADAPTED TO SUPPORT A HARD METAL CUTTER, A CLAMP, A SCREW ENGAGING THE BODY AND CLAMP AND ACTUABLE TO MOVE THE CLAMP BETWEEN AN OPERATIVE POSITION IN WHICH IT HOLDS A CUTTER IN POSITION ON THE BODY, AND AN INOPERATIVE POSITION IN WHICH THE CLAMP IS SPACED FROM SAID CUTTER, A RECESS IN THE FACE OF SAID CLAMP PRESENTED TO THE CUTTER, SAID RECESS BEING FLANKED BY PARALLEL SIDE EDGES ONE OF WHICH IS UNDERCUT, A CHIPBREAKER HAVING A COMPLEMENTARY EDGE ENGAGED WITH SAID ONE SIDE EDGE OF THE RECESS, A PAIR OF RECESSES FORMED IN THE OTHER OF SAID PARALLEL SIDE EDGES AND IN THE ADJACENT EDGE OF THE CHIPBREAKER RESPECTIVELY, AND A RESILIENT STOP SECURED WITHIN ONE OF SAID PAIR OF RECESSES AND ENTERING THE OTHER OF SAID PAIR OF RECESSES, SAID RESILIENT STOP COMPRISING A SHEET METAL PLATE BENT TO THE FORM OF A SPLIT CYLINDER, SAID UNDERCUT EDGE AND SAID RESILIENT STOP SERVING IN COMBINATION TO PREVENT ACCIDENTAL LOSS OF THE CHIPBREAKER, AND RESILIENCE OF SAID STOP PERMITTING WITHDRAWAL OF THE CHIPBREAKER IN THE DIRECTION OF SAID ONE SIDE EDGE.
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) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |