US3076662A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck
Assignee: Individual
•
Filing: 1962-03-07
•
Granted: 1963-02-05
•
Expires: 1982-03-07
Abstract
No abstract record available.
Inventors
- 👤 Alfred Kostyrka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:19
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/16; B23B31/16291; B23B31/16287; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1274; Y10T279/1283; Y10T279/21; Y10T279/25; Y10T279/34; Y10T279/3487; Y10T82/00; Y10T82/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
IN A CHUCK, IN COMBINATION, SUPPORT MEANS ADAPTED TO BE FIXED TO A ROTARY PART OF A HEADSTOCK OF A MACHINE TOOL FOR ROTATION THEREWITH; A SHIFTABLE HEAD LOCATED FORWARDLY OF SAID SUPPORT MEANS AND SUPPORTED BY SAID SUPPORT MEANS FOR AXIAL SHIFTING MOVEMENT RELATIVE THERETO WHILE BEING CONSTRAINED BY SAID SUPPORT MEANS TO ROTATE THEREWITH; A PLURALITY OF GRIPPING JAWS DISTRIBUTED ABOUT THE AXIS OF ROTATION OF SAID SHIFTABLE HEAD; A PLURALITY OF PISTON-AND-CYLINDER MEANS CARRIED BY SAID HEAD AND CARRYING SAID JAWS, RESPECTIVELY, FOR MOVING THE LATTER RADIALLY TOWARD AND AWAY FROM SAID AXIS; AND HYDRAULIC MEANS CARRIED BY SAID HEAD, COMMUNICATING WITH SAID
Claim 2
Dependent Claim
106 words
IN A CHUCK, IN COMBINATION, SUPPORT MEANS ADAPTED TO BE FIXED TO A ROTARY PART OF A HEADSTOCK OF A MACHINE TOOL FOR ROTATION THEREWITH; A SHIFTABLE HEAD LOCATED FORWARDLY OF SAID SUPPORT MEANS AND SUPPORTED BY SAID SUPPORT MEANS FOR AXIAL SHIFTING MOVEMENT RELATIVE THERETO WHILE BEING CONSTRAINED BY SAID SUPPORT MEANS TO ROTATE THEREWITH; A PLURALITY OF GRIPPING JAWS DISTRIBUTED ABOUT THE AXIS OF ROTATION OF SAID SHIFTABLE HEAD; A PLURALITY OF PISTON-AND-CYLINDER MEANS CARRIED BY SAID HEAD AND CARRYING SAID JAWS, RESPECTIVELY, FOR MOVING THE LATTER RADIALLY TOWARD AND AWAY FROM SAID AXIS; AND HYDRAULIC MEANS CARRIED BY SAID HEAD, COMMUNICATING WITH SAID
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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |