US3261958A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impulse actuator
Assignee: Precision Parts Co Inc
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Filing: 1965-04-13
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Granted: 1966-07-19
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Expires: 1985-04-13
Abstract
No abstract record available.
Inventors
- 👤 Charles W Bittner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:27
CPC Classifications
H; H01; H01H; H01H7/00; H01H7/02; H01H13/00; H01H13/50; H01H13/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
AN IMPULSE ACTUATOR FOR A PUSH-BUTTON SWITCH OR THE LIKE, SAID ACTUATOR COMPRISING AN INNER CYLINDER ADAPTED TO BE FIXED TO A SWITCH CASING AND MOVABLY RECEIVING THE SWITCH BUTTON, A PISTON FREELY MOVABLE IN SAID INNER CYLINDER AND ADAPTED TO BE ENGAGEABLE WITH SAID SWITCH BUTTON TO DEPRESS AND RELEASE THE LATTER, AN OUTER CYLINDER MOUNTED ON SAID INNER CYLINDER FOR MOVEMENT BETWEEN ACTUATING AND DEACTUATING POSITIONS AND COMBINING WITH SAID INNER CYLINDER OF DEFINE A CHAMBER PNEUMATICALLY COMMUNICATING WITH ONE SIDE OF SAID PISTON, SAID CHAMBER CONTRACTING AND EXPANDING UPON OUTER-CYLINDER MOVEMENT TO ITS RESPECTIVE ACTUATING AND DEACTUATING POSITIONS TO MOVE SAID PISTON FOR RESPECTIVE DEPRESSION AND RELEASE OF SAID SWITCH BUTTON, AND RESILIENT MEANS URGING SAID OUTER CYLINDER TO ITS DEACTUATING POSITION EXPANDING AND CHAMBER AND RELEASING THE SWITCH BUTTON, SAID CHAMBER HAVING A CONSTRICTED VENT OPENING FOR GRADUALLY RELEASING PNEUMATIC PRESURE FROM SAID CHAMBER WHEN THE LATTER IS CONTRACTED, WHEREBY MOVEMENT OF SAID OUTER CYLINDER TO AND CONTINUAL RETENTION IN ITS ACTUATING POSITION RESULTS IN ONLY TEMPORARY SWITCH-BUTTON DEPRESSION.
Claim 2
Dependent Claim
173 words
AN IMPULSE ACTUATOR FOR A PUSH-BUTTON SWITCH OR THE LIKE, SAID ACTUATOR COMPRISING AN INNER CYLINDER ADAPTED TO BE FIXED TO A SWITCH CASING AND MOVABLY RECEIVING THE SWITCH BUTTON, A PISTON FREELY MOVABLE IN SAID INNER CYLINDER AND ADAPTED TO BE ENGAGEABLE WITH SAID SWITCH BUTTON TO DEPRESS AND RELEASE THE LATTER, AN OUTER CYLINDER MOUNTED ON SAID INNER CYLINDER FOR MOVEMENT BETWEEN ACTUATING AND DEACTUATING POSITIONS AND COMBINING WITH SAID INNER CYLINDER OF DEFINE A CHAMBER PNEUMATICALLY COMMUNICATING WITH ONE SIDE OF SAID PISTON, SAID CHAMBER CONTRACTING AND EXPANDING UPON OUTER-CYLINDER MOVEMENT TO ITS RESPECTIVE ACTUATING AND DEACTUATING POSITIONS TO MOVE SAID PISTON FOR RESPECTIVE DEPRESSION AND RELEASE OF SAID SWITCH BUTTON, AND RESILIENT MEANS URGING SAID OUTER CYLINDER TO ITS DEACTUATING POSITION EXPANDING AND CHAMBER AND RELEASING THE SWITCH BUTTON, SAID CHAMBER HAVING A CONSTRICTED VENT OPENING FOR GRADUALLY RELEASING PNEUMATIC PRESURE FROM SAID CHAMBER WHEN THE LATTER IS CONTRACTED, WHEREBY MOVEMENT OF SAID OUTER CYLINDER TO AND CONTINUAL RETENTION IN ITS ACTUATING POSITION RESULTS IN ONLY TEMPORARY SWITCH-BUTTON DEPRESSION.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-18 | 1970-01-17 | 1970-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-18 | 1974-01-17 | 1974-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-18 | 1978-01-17 | 1978-07-19 | $7700.00 | Window Closed / Lapsed |