US3305156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener machines
Assignee: Individual
•
Filing: 1965-02-01
•
Granted: 1967-02-21
•
Expires: 1985-02-01
Abstract
No abstract record available.
Inventors
- 👤 Khan Joseph Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:53
CPC Classifications
B; B25; B25C; B25C5/00; B25C5/10; B25C5/06; B25C5/15; B25C5/16; B25C5/1679; B25C5/1682
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A POWER DEVICE FOR ACTUATING A FASTENER DRIVER HAVING A COMPRESSION SPRING DRIVEN FASTENER DRIVING RAM AND A PIVOTED ARM FOR RELEASABLY COMPRESSING THE SPRING, SAID DEVICE COMPRISING A FRAME, A WORM GEAR ROTATABLY MOUNTED IN THE FRAME AND HAVING A CRANK PIN ECCENTRICALLY MOUNTED THEREON TO INTERMITTENTLY ENGAGE THE PIVOTED ARM, A WORM ENGAGING SAID WORM GEAR, AND AN ELECTRIC MOTOR MOUNTED ON SAID FRAME FOR DRIVING SAID WORM.
Claim 2
Dependent Claim
70 words
A POWER DEVICE FOR ACTUATING A FASTENER DRIVER HAVING A COMPRESSION SPRING DRIVEN FASTENER DRIVING RAM AND A PIVOTED ARM FOR RELEASABLY COMPRESSING THE SPRING, SAID DEVICE COMPRISING A FRAME, A WORM GEAR ROTATABLY MOUNTED IN THE FRAME AND HAVING A CRANK PIN ECCENTRICALLY MOUNTED THEREON TO INTERMITTENTLY ENGAGE THE PIVOTED ARM, A WORM ENGAGING SAID WORM GEAR, AND AN ELECTRIC MOTOR MOUNTED ON SAID FRAME FOR DRIVING SAID WORM.
References Cited (Backward Citations)
US1845617A
Cited
US1810528A
Cited
US2075162A
Cited
US2285512A
Cited
US2368552A
Cited
US2657383A
Cited
US2771609A
Cited
US2796608A
Cited
US2754515A
Cited
US2994878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |