US3173646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid actuator
Assignee: Individual
•
Filing: 1961-09-20
•
Granted: 1965-03-16
•
Expires: 1981-09-20
Abstract
No abstract record available.
Inventors
- 👤 Warren N Wilcox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:12
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0603; F16K31/0624; F16K31/0627; F16K31/0606; F16K31/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
IN A SOLENOID ACTUATOR THAT INCLUDES AN ELECTRICALLY ENERGIZABLE COIL AND AN ELECTRO-MAGNETIC PLUNGER RECIPROCABLE THEREIN FROM AN OUTER POSITION WHEN SAID COIL IS DEENERGIZED TO AN INNER POSITION WHEN SAID COIL IS ENERGIZED AND VICE VERSA AND MEANS INDEPENDENTLY OF THE INFLUENCE OF SAID COIL FOR MOVING SAID PLUNGER FROM SAID INNER POSITION TO SAID OUTER POSITION WHEN SAID COIL IS DEENERGIZED; A MEMBER MOVABLE WITH SAID PLUNGER DURING MOVEMENT OF THE LATTER TO SAID OUTER POSITION ONLY UPON ALTERNATE DEENERGIZING OF SAID COIL DURING SUCCESSIVE ENERGIZATIONS THEREOF; MEANS WITHIN SAID PLUNGER CONNECTING SAID MEMBER WITH SAID PLUNGER FOR SAID MOVEMENT OF SAID MEMBER AS A UNIT WITH SAID PLUNGER DURING MOVEMENT OF SAID PLUNGER FROM SAID INNER POSITION TO SAID OUTER POSITION THEREOF; AND MEANS ACTUATED BY MOVEMENT OF SAID PLUNGER FROM SAID INNER POSITION TO SAID OUTER POSITION ALTERNATELY IN A SUCCESSION OF RECIPROCABLE MOVEMENTS OF SAID PLUNGER BY INTERMITTENT ENERGIZATIONS OF SAID COIL FOR HOLDING SAID MEMBER AGAINST MOVEMENT WITH SAID PLUNGER FROM SAID OUTER POSITION TO SAID INNER POSITION INDEPENDENTLY OF SAID COIL.
Claim 2
Dependent Claim
178 words
IN A SOLENOID ACTUATOR THAT INCLUDES AN ELECTRICALLY ENERGIZABLE COIL AND AN ELECTRO-MAGNETIC PLUNGER RECIPROCABLE THEREIN FROM AN OUTER POSITION WHEN SAID COIL IS DEENERGIZED TO AN INNER POSITION WHEN SAID COIL IS ENERGIZED AND VICE VERSA AND MEANS INDEPENDENTLY OF THE INFLUENCE OF SAID COIL FOR MOVING SAID PLUNGER FROM SAID INNER POSITION TO SAID OUTER POSITION WHEN SAID COIL IS DEENERGIZED; A MEMBER MOVABLE WITH SAID PLUNGER DURING MOVEMENT OF THE LATTER TO SAID OUTER POSITION ONLY UPON ALTERNATE DEENERGIZING OF SAID COIL DURING SUCCESSIVE ENERGIZATIONS THEREOF; MEANS WITHIN SAID PLUNGER CONNECTING SAID MEMBER WITH SAID PLUNGER FOR SAID MOVEMENT OF SAID MEMBER AS A UNIT WITH SAID PLUNGER DURING MOVEMENT OF SAID PLUNGER FROM SAID INNER POSITION TO SAID OUTER POSITION THEREOF; AND MEANS ACTUATED BY MOVEMENT OF SAID PLUNGER FROM SAID INNER POSITION TO SAID OUTER POSITION ALTERNATELY IN A SUCCESSION OF RECIPROCABLE MOVEMENTS OF SAID PLUNGER BY INTERMITTENT ENERGIZATIONS OF SAID COIL FOR HOLDING SAID MEMBER AGAINST MOVEMENT WITH SAID PLUNGER FROM SAID OUTER POSITION TO SAID INNER POSITION INDEPENDENTLY OF SAID COIL.
References Cited (Backward Citations)
US802958A
Cited
US1856350A
Cited
US2111232A
Cited
US2651744A
Cited
US2887883A
Cited
US3101434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |