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US3363485A
Expired / Lapsed
US
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Boring cutter notch
Assignee: Santrade Ltd
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Filing: 1966-11-03
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Granted: 1968-01-16
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Expires: 1986-11-03
Abstract
No abstract record available.
Inventors
- 👤 William S Holloway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:27
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/03; B23B29/034; B23B29/03403; B23B29/03407; B23B29/0341; Y; Y10; Y10T; Y10T408/00; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/89; Y10T408/909; Y10T408/9098; Y10T408/90987
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A BORING TOOL COMPRISING A BODY STRUCTURE HAVING A BORING CUTTER RECEIVED IN AN OPENING THEREIN, A CENTERING PIN INTERSECTING SAID OPENING, A CUTTER ASSEMBLY MOUNTED IN SAID OPENING, SAID CENTERING PIN HAVING A CHAMFERED END, SAID CUTTER ASSEMBLY COMPRISING A PAIR OF CUTTER BLADES INTERFITTING WITH EACH OTHER ALONG A MATING SURFACE AND EACH BEING PROVIDED WITH A NOTCH IN THE SIDE WALL THEREOF, DIVERGING FACES OF SAID NOTCH, SAID FACES HAVING AT LEAST A PORTION THEREOF LOCATED AT THE JUNCTURE OF THE SIDE WALL AND MATING SURFACE, SAID FACE INCLUDING A TANGENCY PORTION THEREOF WHICH IS SUBSTANTIALLY PARALLEL TO A TANGENT OF THE CHAMFERED END OF SAID CENTERING PIN, EACH NOTCH HAVING AT LEAST ONE DIVERGING FACE WHICH IS LOCATED WITH RESPECT TO SAID PIN SUBSTANTIALLY 180* FROM THE DIVERGING FACE OF THE OTHER NOTCH WHEREBY SUBSTANTIAL TANGENTIAL CONTACT BETWEEN THE CENTERING PIN AND THE CUTTER ASSEMBLY MAY BE HAD.
Claim 2
Dependent Claim
152 words
A BORING TOOL COMPRISING A BODY STRUCTURE HAVING A BORING CUTTER RECEIVED IN AN OPENING THEREIN, A CENTERING PIN INTERSECTING SAID OPENING, A CUTTER ASSEMBLY MOUNTED IN SAID OPENING, SAID CENTERING PIN HAVING A CHAMFERED END, SAID CUTTER ASSEMBLY COMPRISING A PAIR OF CUTTER BLADES INTERFITTING WITH EACH OTHER ALONG A MATING SURFACE AND EACH BEING PROVIDED WITH A NOTCH IN THE SIDE WALL THEREOF, DIVERGING FACES OF SAID NOTCH, SAID FACES HAVING AT LEAST A PORTION THEREOF LOCATED AT THE JUNCTURE OF THE SIDE WALL AND MATING SURFACE, SAID FACE INCLUDING A TANGENCY PORTION THEREOF WHICH IS SUBSTANTIALLY PARALLEL TO A TANGENT OF THE CHAMFERED END OF SAID CENTERING PIN, EACH NOTCH HAVING AT LEAST ONE DIVERGING FACE WHICH IS LOCATED WITH RESPECT TO SAID PIN SUBSTANTIALLY 180* FROM THE DIVERGING FACE OF THE OTHER NOTCH WHEREBY SUBSTANTIAL TANGENTIAL CONTACT BETWEEN THE CENTERING PIN AND THE CUTTER ASSEMBLY MAY BE HAD.
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) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |