Patent US3260827A successfully refreshed from Google Patents.
US3260827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor reversing mechanism for electrically powered portable tools
Assignee: Skil Corp
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Filing: 1965-07-12
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Granted: 1966-07-12
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Expires: 1985-07-12
Abstract
No abstract record available.
Inventors
- 👤 Frenzel Carl John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:53
CPC Classifications
B; B23; B23B; B23B45/00; B23B45/02; H; H01; H01H; H01H9/00; H01H9/02; H01H9/06; H01H9/061; H01H9/063; H02; H02K; H02K7/00; H02K7/14; H02K7/145; H02P; H02P25/00; H02P25/02; H02P25/10; H02P25/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
IN A HAND-MANIPULATABLE POWER TOOL OF THE TYPE INCLUDING A HOUSING ENCLOSING A REVERSIBLE ELECTRIC MOTOR, A TRIGGER MOUNTED FROM THE HOUSING AND CONNECTED WITH THE TOOL MOTOR FOR ENERGIZING THE SAME UPON SQUEEZING OF THE TRIGGER BY A PERSON''S FINGER, THE IMPROVEMENT COMPRISING, A REVERSING MECHANISM INCLUDING A REVERSING LEVER MOUNTED IN SAID HOUSING FOR MOVEMENT BETWEEN TWO OPPOSITE POSITIONS, WHICH LEVER HAS ONE END THEREOF EXTENDING EXTERIORLY OF SAID HOUSING AND DISPOSED CLOSELYL ADJACENT AND TRIGGER GENERALLY ABOVE AND FORWARDLY OF THE SAME SO THAT A PERSON''S FINGER MAY SIMULTANEOUSLY ENGAGE SAID TRIGGER AND SAID ONE END OF THE LEVER FOR MOVING THE SAME BETWEEN SAID TWO POSITIONS, SAID REVERSING MECHANISM FURTHER INCLUDING REVERSING SWITCH MEANS IN SAID HOUSING AND CONNECTED WITH SAID MOTOR FOR REVERSING THE DIRECTION OF ROTATION THEREOF, SAID LEVER BEING CONNECTED WITH SAID REVERSEING SWITCH MEANS FOR OPERATION OF THE LATTER UPON MOVEMENT OF THE FORMER BETWEEN SAID TWO POSITIONS.
Claim 2
Dependent Claim
156 words
IN A HAND-MANIPULATABLE POWER TOOL OF THE TYPE INCLUDING A HOUSING ENCLOSING A REVERSIBLE ELECTRIC MOTOR, A TRIGGER MOUNTED FROM THE HOUSING AND CONNECTED WITH THE TOOL MOTOR FOR ENERGIZING THE SAME UPON SQUEEZING OF THE TRIGGER BY A PERSON''S FINGER, THE IMPROVEMENT COMPRISING, A REVERSING MECHANISM INCLUDING A REVERSING LEVER MOUNTED IN SAID HOUSING FOR MOVEMENT BETWEEN TWO OPPOSITE POSITIONS, WHICH LEVER HAS ONE END THEREOF EXTENDING EXTERIORLY OF SAID HOUSING AND DISPOSED CLOSELYL ADJACENT AND TRIGGER GENERALLY ABOVE AND FORWARDLY OF THE SAME SO THAT A PERSON''S FINGER MAY SIMULTANEOUSLY ENGAGE SAID TRIGGER AND SAID ONE END OF THE LEVER FOR MOVING THE SAME BETWEEN SAID TWO POSITIONS, SAID REVERSING MECHANISM FURTHER INCLUDING REVERSING SWITCH MEANS IN SAID HOUSING AND CONNECTED WITH SAID MOTOR FOR REVERSING THE DIRECTION OF ROTATION THEREOF, SAID LEVER BEING CONNECTED WITH SAID REVERSEING SWITCH MEANS FOR OPERATION OF THE LATTER UPON MOVEMENT OF THE FORMER BETWEEN SAID TWO POSITIONS.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |