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US3192602A
Expired / Lapsed
US
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Cutting tool
Assignee: Greenleaf Corp
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Filing: 1963-10-18
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Granted: 1965-07-06
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Expires: 1983-10-18
Abstract
No abstract record available.
Inventors
- 👤 Ronald R Copeland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 00:35
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1659; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/227; Y10T407/2272; Y10T407/2274
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
AN INDEXABLE BIT CUTTING TOOL HAVING A HEAD WITH A STEP AT THE FRONT AND A RISER AT THE REAR OF THE STEP, A POLYGONAL ANVIL MOUNTED ON THE STEP HAVING A PIN UPSTANDING ABOVE AND PERPENDICULAR TO THE UPPER SURFACE OF THE ANVIL, A T-SLOT EXTENDING REARWARDLY THROUGH THE RISER OPPOSITE THE REAR EDGE OF THE ANVIL, SAID ANVIL HAVING ITS REAR EDGE PRESENTED TO THE RISER AND BLOCKING THE T-SLOT, AN INDEXABLE POLYGONAL BIT SEATED ON THE ANVIL AND HAVING A CENTER HOLE TELESCOPED OVER SAID PIN AND HAVING AN ACTIVE EDGE IN CUTTING POSITION AND AN INACTIVE EDGE TO THE REAR OF SAID ACTIVE EDGE, SAID HEAD HAVING AN UPSTANDING SHOULDER TO THE REAR OF THE T-SLOT LYING IN A PLANE INCLINED DOWNWARDLY AT A WEDGING ANGLE TOWARD SAID INACTIVE EDGE OF THE BIT, A CLAMP HAVING ITS FRONT EDGE ENGAGING SAID INACTIVE EDGE OF THE BIT AND ITS BACK EDGE ENGAGING SAID SHOULDER, AND A SCREW THREADED IN THE CLAMP HAVING ITS HEAD IN THE T-SLOT FOR TIGHTENING THE CLAMP TO WEDGE THE BIT BETWEEN THE PIN AND FRONT EDGE OF THE CLAMP.
Claim 2
Dependent Claim
187 words
AN INDEXABLE BIT CUTTING TOOL HAVING A HEAD WITH A STEP AT THE FRONT AND A RISER AT THE REAR OF THE STEP, A POLYGONAL ANVIL MOUNTED ON THE STEP HAVING A PIN UPSTANDING ABOVE AND PERPENDICULAR TO THE UPPER SURFACE OF THE ANVIL, A T-SLOT EXTENDING REARWARDLY THROUGH THE RISER OPPOSITE THE REAR EDGE OF THE ANVIL, SAID ANVIL HAVING ITS REAR EDGE PRESENTED TO THE RISER AND BLOCKING THE T-SLOT, AN INDEXABLE POLYGONAL BIT SEATED ON THE ANVIL AND HAVING A CENTER HOLE TELESCOPED OVER SAID PIN AND HAVING AN ACTIVE EDGE IN CUTTING POSITION AND AN INACTIVE EDGE TO THE REAR OF SAID ACTIVE EDGE, SAID HEAD HAVING AN UPSTANDING SHOULDER TO THE REAR OF THE T-SLOT LYING IN A PLANE INCLINED DOWNWARDLY AT A WEDGING ANGLE TOWARD SAID INACTIVE EDGE OF THE BIT, A CLAMP HAVING ITS FRONT EDGE ENGAGING SAID INACTIVE EDGE OF THE BIT AND ITS BACK EDGE ENGAGING SAID SHOULDER, AND A SCREW THREADED IN THE CLAMP HAVING ITS HEAD IN THE T-SLOT FOR TIGHTENING THE CLAMP TO WEDGE THE BIT BETWEEN THE PIN AND FRONT EDGE OF THE CLAMP.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |