US3102621A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impact clutch
Assignee: Cooper Bessemer Corp
•
Filing: 1960-08-22
•
Granted: 1963-09-03
•
Expires: 1980-08-22
Abstract
No abstract record available.
Inventors
- 👤 Paul R Van Sittert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:11
CPC Classifications
B; B25; B25B; B25B21/00; B25B21/02; B25B21/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A ROTARY IMPACT CLUTCH INCLUDING IN COMBINATION A DRIVE AND A DRIVEN MEMBER, SAID DRIVE MEMBER INCLUDING A HAMMER SURFACE MOVABLE IN A ROTATIONAL PATH, SAID DRIVEN MEMBER HAVING A TRANSVERSE OPENING THEREIN, AN ANVIL MEMBER RESIDING IN SAID TRANSVERSE OPENING AND HAVING FIRST AND SECOND END PORTIONS THEREON, SAID FIRST END PORTION OF SAID ANVIL MEMBER HAVING AN IMPACT SURFACE THEREON AND SAID SECOND END PORTION HAVING A CAMMING SURFACE THEREON, SAID ANVIL MEMBER BEING MOVABLE IN SAID TRANSVERSE OPENING BETWEEN FIRST AND SECOND POSITIONS, SAID IMPACT SURFACE IN SAID FIRST POSITION OF SAID ANVIL MEMBER BEING LOCATED IN THE PATH OF MOVEMENT OF
Claim 2
Dependent Claim
105 words
A ROTARY IMPACT CLUTCH INCLUDING IN COMBINATION A DRIVE AND A DRIVEN MEMBER, SAID DRIVE MEMBER INCLUDING A HAMMER SURFACE MOVABLE IN A ROTATIONAL PATH, SAID DRIVEN MEMBER HAVING A TRANSVERSE OPENING THEREIN, AN ANVIL MEMBER RESIDING IN SAID TRANSVERSE OPENING AND HAVING FIRST AND SECOND END PORTIONS THEREON, SAID FIRST END PORTION OF SAID ANVIL MEMBER HAVING AN IMPACT SURFACE THEREON AND SAID SECOND END PORTION HAVING A CAMMING SURFACE THEREON, SAID ANVIL MEMBER BEING MOVABLE IN SAID TRANSVERSE OPENING BETWEEN FIRST AND SECOND POSITIONS, SAID IMPACT SURFACE IN SAID FIRST POSITION OF SAID ANVIL MEMBER BEING LOCATED IN THE PATH OF MOVEMENT OF
References Cited (Backward Citations)
US2784625A
Cited
US2745528A
Cited
US2786376A
Cited
US2821276A
Cited
US2881884A
Cited
US2947283A
Cited
US2842994A
Cited
US2801718A
Cited
US2903111A
Cited
US2973071A
Cited
US2940566A
Cited
US3000244A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |