US3172516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power tool with predetermined position stop
Assignee: Ingersoll Rand Co
•
Filing: 1961-11-22
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Granted: 1965-03-09
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Expires: 1981-11-22
Abstract
No abstract record available.
Inventors
- 👤 John A Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:12
CPC Classifications
H; H01; H01R; H01R43/00; H01R43/033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A ROTARY POWER TOOL COMPRISING A HOUSING, A MOTOR IN SAID HOUSING FOR PROVIDING ROTARY POWER, A DRIVE SHAFT CONNECTED TO BE ROTATIVELY DRIVEN BY SAID MOTOR, A DRIVEN SHAFT, COUPLING MEANS INCLUDING A FIRST COUPLING MEMBER CONNECTED FOR CONJOINED ROTATION WITH SAID DRIVEN SHAFT AND A SECOND COUPLING MEMBER CONNECTED FOR CONJOINED ROTATION WITH SAID DRIVE SHAFT, ONE OF SAID FIRST AND SECOND COUPLING MEMBER BEING AXIALLY MOVABLE RELATIVE TO THE OTHER COUPLING MEMBER TO POSITIVELY ENGAGE SAID OTHER COUPLING MEMBER FOR TRANSMITTING ROTATION OF THE DRIVE SHAFT TO THE DRIVEN SHAFT AND TO DISENGAGE SAID OTHER COUPLING MEMBER FOR INTERRUPTING TRANSMISSION OF ROTATION FROM THE DRIVE SHAFT TO THE DRIVEN SHAFT, AND MAGNETIC MEANS COOPERATIVELY ASSOCIATED WITH SAID DRIVEN SHAFT TO ARREST THE LATTER IN A PREDETERMINED ANGULAR POSITION UPON DISENGAGEMENT OF SID FIRST AND SECOND COUPLING MEMBERS AND CESSATION OF TRANSMISSION OF ROTATION FROM THE DRIVE SHAFT TO THE DRIVE SHAFT.
Claim 2
Dependent Claim
154 words
A ROTARY POWER TOOL COMPRISING A HOUSING, A MOTOR IN SAID HOUSING FOR PROVIDING ROTARY POWER, A DRIVE SHAFT CONNECTED TO BE ROTATIVELY DRIVEN BY SAID MOTOR, A DRIVEN SHAFT, COUPLING MEANS INCLUDING A FIRST COUPLING MEMBER CONNECTED FOR CONJOINED ROTATION WITH SAID DRIVEN SHAFT AND A SECOND COUPLING MEMBER CONNECTED FOR CONJOINED ROTATION WITH SAID DRIVE SHAFT, ONE OF SAID FIRST AND SECOND COUPLING MEMBER BEING AXIALLY MOVABLE RELATIVE TO THE OTHER COUPLING MEMBER TO POSITIVELY ENGAGE SAID OTHER COUPLING MEMBER FOR TRANSMITTING ROTATION OF THE DRIVE SHAFT TO THE DRIVEN SHAFT AND TO DISENGAGE SAID OTHER COUPLING MEMBER FOR INTERRUPTING TRANSMISSION OF ROTATION FROM THE DRIVE SHAFT TO THE DRIVEN SHAFT, AND MAGNETIC MEANS COOPERATIVELY ASSOCIATED WITH SAID DRIVEN SHAFT TO ARREST THE LATTER IN A PREDETERMINED ANGULAR POSITION UPON DISENGAGEMENT OF SID FIRST AND SECOND COUPLING MEMBERS AND CESSATION OF TRANSMISSION OF ROTATION FROM THE DRIVE SHAFT TO THE DRIVE SHAFT.
References Cited (Backward Citations)
US2099849A
Cited
US2715889A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-08 | 1968-09-07 | 1969-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-08 | 1972-09-07 | 1973-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-08 | 1976-09-07 | 1977-03-09 | $7700.00 | Window Closed / Lapsed |