US3566722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool holding apparatus used on lathes for cutting various curved shapes
Assignee: Individual
•
Filing: 1968-12-03
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Granted: 1971-03-02
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Expires: 1988-12-03
Abstract
Abstract THIS INVENTION RELATES TO A TOOL HOLDING APPARATUS USED ON LATHES FOR CUTTING VARIOUS CURVED SHAPES. THE TOOL HOLDING APPARATUS INCLUDES A CASING MOUNTED ON THE CARRIAGE OF A LATHE AND ENCLOSING A HYDRAULIC MOTOR COUPLED TO A SHAFT. THE SHAFT OF THE MOTOR IS COUPLED TO A ADJUSTABLE RADIUS BAR WHICH IS LOCATED OUTSIDE THE CASING AND ADAPTED TO OSCILLATE A PREDETERMINED NUMBER OF DEGREES DEPENDING ON THE AMOUNT OF ROTATION OF THE MOTOR IN BOTH DIRECTIONS. THE SHAFT OF THE MOTOR IS ALSO COUPLED TO A SWIVEL MEMBER LOCATED OUTSIDE THE CASING AND USED TO EXECUTE VARIOUS CURVED SHAPED IN THE INTERIOR OF A WORKPIECE.
Inventors
- 👤 Jean Audet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:14
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/04; B23B29/12; B23B29/06; B23B5/00; B23B5/36; B23B5/40; Y; Y10; Y10T; Y10T82/00; Y10T82/14; Y10T82/148
Claims Analysis
Total Claims: 0
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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) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |