US3195909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collet chuck and the like
Assignee: Erickson Tool Co
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Filing: 1963-06-06
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Granted: 1965-07-20
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Expires: 1983-06-06
Abstract
No abstract record available.
Inventors
- 👤 Franklyn E Winnen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:02
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/1207; B23B31/1253; B23B31/028; B23B31/20; B23B31/208; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17411; Y10T279/17529; Y10T279/17761; Y10T408/00; Y10T408/94; Y10T408/95
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A CHUCK COMPRISING A BODY; A COLLET ARRANGED TO BE RADIALLY CONTRACTED WHEN AXIALLY MOVED IN SAID BODY; A NOSEPIECE ON SAID BODY FOR SO AXIALLY MOVING SAID COLLET; AND A RADIALLY DISPOSED LOCKING PIN IN SAID COLLET HAVING AN INNER END ADAPTED TO RADIALLY OVERLAP A SHOULDER ON THE SHANK OF A TOOL TO PREVENT AXIAL WITHDRAWAL OF THE TOOL FROM SAID COLLET, SAID LOCKING PIN HAVING A BEVELED EDGE THROUGH WHICH SAID PIN IS CAMMED RADIALLY OUTWARD UPON AXIAL INSERTION OF A TOOL SHANK INTO SAID COLLET.
Claim 2
Dependent Claim
89 words
A CHUCK COMPRISING A BODY; A COLLET ARRANGED TO BE RADIALLY CONTRACTED WHEN AXIALLY MOVED IN SAID BODY; A NOSEPIECE ON SAID BODY FOR SO AXIALLY MOVING SAID COLLET; AND A RADIALLY DISPOSED LOCKING PIN IN SAID COLLET HAVING AN INNER END ADAPTED TO RADIALLY OVERLAP A SHOULDER ON THE SHANK OF A TOOL TO PREVENT AXIAL WITHDRAWAL OF THE TOOL FROM SAID COLLET, SAID LOCKING PIN HAVING A BEVELED EDGE THROUGH WHICH SAID PIN IS CAMMED RADIALLY OUTWARD UPON AXIAL INSERTION OF A TOOL SHANK INTO SAID COLLET.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |