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US3104452A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting tool
Assignee: Individual
•
Filing: 1960-11-28
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Granted: 1963-09-24
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Expires: 1980-11-28
Abstract
No abstract record available.
Inventors
- 👤 Walter J Greenleaf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:45
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1666; B23B27/167; Y; Y10; Y10T; Y10T407/00; Y10T407/11; Y10T407/116; Y10T407/118; Y10T407/22; Y10T407/227
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
244 words
IN A CUTTING TOOL HAVING A HEAD FOR CARRYING AN INDEXABLE THROW AWAY BIT OF TRIANGULAR CROSS SECTION AND OF LENGTH LESS THAN ANY OTHER DIMENSION AND WITH ITS LONGITUDINAL AXIS EXTENDING IN THE GENERAL DIRECTION OF THE CUTTING THRUST, SAID HEAD HAVING AT ITS FRONT END A STEP EXTENDING FROM ONE SIDE TOWARD THE OPPOSITE SIDE OF THE HEAD, SAID STEP BEING UNOBSTRUCTED TOWARD THE FRONT AND WITH A RISER TOWARD THE REAR OF THE HEAD, A BIT SEAT MEMBER HAVING A FLAT SEATING SURFACE ADJACENT THE FRONT AND AT ONE SIDE OF THE HEAD AND AN INTEGRAL UPSTANDING PORTION ADJACENT THE FRONT AND THE OTHER SIDE OF THE HEAD, AN INDEXABLE TRIANGULAR BIT HAVING A BOTTOM END FACE RESTING ON THE SEATING SURFACE WITH THE TOP END FACE AND ONE SIDE OF THE BIT IN CUTTING POSITION AND THE OTHER TWO SIDES INACTIVE, SAID UPSTANDING PORTION OF THE BIT SEAT MEMBER ENGAGING ONE OF THE INACTIVE SIDES OF THE BIT, MEANS FOR ATTACHING THE BIT SEAT MEMBER TO THE STEP, AND A CLAMP HAVING A PROJECTION EXTENDING OUT OVER THE TOP AND FACE OF THE BIT FOR CLAMPING THE BIT AGAINST SAID SEATING SURFACE, SAID CLAMP HAVING A SHOULDER ENGAGING THE OTHER OF THE INACTIVE SIDES OF THE BIT, THE ANGLE BETWEEN THE SHOULDER ON THE CLAMP AND SAID SURFACE OF THE UPSTANDING PORTION OF THE BIT SEAT MEMBER BEING THE SAME AS THE ANGLE BETWEEN SAID INACTIVE SIDES OF THE BIT.
Claim 2
Dependent Claim
244 words
IN A CUTTING TOOL HAVING A HEAD FOR CARRYING AN INDEXABLE THROW AWAY BIT OF TRIANGULAR CROSS SECTION AND OF LENGTH LESS THAN ANY OTHER DIMENSION AND WITH ITS LONGITUDINAL AXIS EXTENDING IN THE GENERAL DIRECTION OF THE CUTTING THRUST, SAID HEAD HAVING AT ITS FRONT END A STEP EXTENDING FROM ONE SIDE TOWARD THE OPPOSITE SIDE OF THE HEAD, SAID STEP BEING UNOBSTRUCTED TOWARD THE FRONT AND WITH A RISER TOWARD THE REAR OF THE HEAD, A BIT SEAT MEMBER HAVING A FLAT SEATING SURFACE ADJACENT THE FRONT AND AT ONE SIDE OF THE HEAD AND AN INTEGRAL UPSTANDING PORTION ADJACENT THE FRONT AND THE OTHER SIDE OF THE HEAD, AN INDEXABLE TRIANGULAR BIT HAVING A BOTTOM END FACE RESTING ON THE SEATING SURFACE WITH THE TOP END FACE AND ONE SIDE OF THE BIT IN CUTTING POSITION AND THE OTHER TWO SIDES INACTIVE, SAID UPSTANDING PORTION OF THE BIT SEAT MEMBER ENGAGING ONE OF THE INACTIVE SIDES OF THE BIT, MEANS FOR ATTACHING THE BIT SEAT MEMBER TO THE STEP, AND A CLAMP HAVING A PROJECTION EXTENDING OUT OVER THE TOP AND FACE OF THE BIT FOR CLAMPING THE BIT AGAINST SAID SEATING SURFACE, SAID CLAMP HAVING A SHOULDER ENGAGING THE OTHER OF THE INACTIVE SIDES OF THE BIT, THE ANGLE BETWEEN THE SHOULDER ON THE CLAMP AND SAID SURFACE OF THE UPSTANDING PORTION OF THE BIT SEAT MEMBER BEING THE SAME AS THE ANGLE BETWEEN SAID INACTIVE SIDES OF THE BIT.
References Cited (Backward Citations)
US2791824A
Cited
US2982008A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |