US3382746A
Expired / Lapsed
US
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Assignee: LARRY K TUCKER
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Filing: 1966-05-04
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Granted: 1968-05-14
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Expires: 1986-05-04
Abstract
No abstract record available.
Inventors
- 👤 Larry K Tucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:19
CPC Classifications
C; C23; C23C; C23C8/00; B; B23; B23B; B23B29/00; B23B29/04; Y; Y10; Y10T; Y10T82/00; Y10T82/25; Y10T82/2585
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
237 words
IN A COMBINATION TOOLHOLDER, A SHANK ADAPTED TO BE CLAMPED IN A TOOL POST, A HEAD ON SAID SHANK HAVING A TOOL BIT RECEIVING GROOVE IN THE SIDE THEREOF, SAID GROOVE BEING AT AN ANGLE RELATIVE TO SAID SHANK AND BEING SYMMETRICALLY LOCATED RELATIVE TO THE TOP AND BOTTOM SURFACES OF SAID SHANK WHEREBY THE SHANK MAY BE CLAMPED IN A TOOL POST WITH EITHER SIDE UP AND THE ANGLE OF SAID TOOL BIT RECEIVING GROOVE THEREBY REVERSED FOR EITHER RIGHT HAND OR LEFT HAND CUTS BY A TOOL BIT RECEIVED IN SAID GROOVE, AND MEANS TO RETAIN THE TOOL BIT IN SAID GROOVE COMPRISING TWO SETS OF SET SCREWS TO ENTER SAID GROOVE FROM OPPOSITE SIDES THEREOF WHEREBY, IN EITHER POSITION OF SAID TOOLHOLDER, THAT SET OF SET SCREWS WHICH IS OPPOSITE TO THE DIRECTION OF ROTATION OF THE WORK CAN BE USED TO HOLD THE TOOL BIT AND THE OTHER SET CAN BE BACKED OFF FROM THE TOOL BIT, AND WHEREIN THE END OF SAID SHANK OPPOSITE SAID HEAD IS PROVIDED WITH A GROOVE IN THE SIDE THEREOF TO RECEIVE A TOOL BIT, AND MEANS IS PROVIDED TO RETAIN SUCH TOOL BIT THEREIN COMPRISING TWO SETS OF SET SCREWS TO ENTER SAID LAST MENTIONED GROOVE FROM OPPOSITE SIDES THEREOF WHEREBY IN EITHER POSITION OF SAID TOOLHOLDER THAT SET OF SET SCREWS CAN BE USED WHICH IS OPPOSITE TO THE DIRECTION OF ROTATION OF THE WORK.
Claim 2
Dependent Claim
237 words
IN A COMBINATION TOOLHOLDER, A SHANK ADAPTED TO BE CLAMPED IN A TOOL POST, A HEAD ON SAID SHANK HAVING A TOOL BIT RECEIVING GROOVE IN THE SIDE THEREOF, SAID GROOVE BEING AT AN ANGLE RELATIVE TO SAID SHANK AND BEING SYMMETRICALLY LOCATED RELATIVE TO THE TOP AND BOTTOM SURFACES OF SAID SHANK WHEREBY THE SHANK MAY BE CLAMPED IN A TOOL POST WITH EITHER SIDE UP AND THE ANGLE OF SAID TOOL BIT RECEIVING GROOVE THEREBY REVERSED FOR EITHER RIGHT HAND OR LEFT HAND CUTS BY A TOOL BIT RECEIVED IN SAID GROOVE, AND MEANS TO RETAIN THE TOOL BIT IN SAID GROOVE COMPRISING TWO SETS OF SET SCREWS TO ENTER SAID GROOVE FROM OPPOSITE SIDES THEREOF WHEREBY, IN EITHER POSITION OF SAID TOOLHOLDER, THAT SET OF SET SCREWS WHICH IS OPPOSITE TO THE DIRECTION OF ROTATION OF THE WORK CAN BE USED TO HOLD THE TOOL BIT AND THE OTHER SET CAN BE BACKED OFF FROM THE TOOL BIT, AND WHEREIN THE END OF SAID SHANK OPPOSITE SAID HEAD IS PROVIDED WITH A GROOVE IN THE SIDE THEREOF TO RECEIVE A TOOL BIT, AND MEANS IS PROVIDED TO RETAIN SUCH TOOL BIT THEREIN COMPRISING TWO SETS OF SET SCREWS TO ENTER SAID LAST MENTIONED GROOVE FROM OPPOSITE SIDES THEREOF WHEREBY IN EITHER POSITION OF SAID TOOLHOLDER THAT SET OF SET SCREWS CAN BE USED WHICH IS OPPOSITE TO THE DIRECTION OF ROTATION OF THE WORK.
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) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |