US3215445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tool holder and adapter
Assignee: Erickson Tool Co
•
Filing: 1962-12-28
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Granted: 1965-11-02
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Expires: 1982-12-28
Abstract
No abstract record available.
Inventors
- 👤 Milton L Benjamin
- 👤 Franklyn E Winnen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:44
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/107; B23B31/1072; B23B31/10741; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17923
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN COMBINATION, A SOCKET MEMBER HAVING A TAPERED BORE; A SHANK MEMBER HAVING A TAPERED SHANK INCLUDING A TRANSVERSE GROOVE THEREACROSS; A RADIALLY DISPOSED CAM MEMBER MOUNTED IN SAID SOCKET MEMBER FOR TURNING IN OPPOSITE DIRECTIONS; SAID CAM MEMBER HAVING A RADIALLY INNER CAM PORTION WHICH, UPON ROTATION OF SAID CAM MEMBER IN OPPOSITE DIRECTIONS, ENGAGES OPPOSITE SIDES OF SUCH GROOVE TO FORCE SAID SHANK INTO AND OUT OF ENGAGE-
Claim 2
Dependent Claim
70 words
IN COMBINATION, A SOCKET MEMBER HAVING A TAPERED BORE; A SHANK MEMBER HAVING A TAPERED SHANK INCLUDING A TRANSVERSE GROOVE THEREACROSS; A RADIALLY DISPOSED CAM MEMBER MOUNTED IN SAID SOCKET MEMBER FOR TURNING IN OPPOSITE DIRECTIONS; SAID CAM MEMBER HAVING A RADIALLY INNER CAM PORTION WHICH, UPON ROTATION OF SAID CAM MEMBER IN OPPOSITE DIRECTIONS, ENGAGES OPPOSITE SIDES OF SUCH GROOVE TO FORCE SAID SHANK INTO AND OUT OF ENGAGE-
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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |