US3306321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solenoid actuated threl-way valves
Assignee: Controls Company of America
•
Filing: 1964-06-19
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Granted: 1967-02-28
•
Expires: 1984-06-19
Abstract
No abstract record available.
Inventors
- 👤 Clifford F Bastle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 21:37
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0603; F16K31/061; F16K31/0617; F16K11/00; F16K11/02; F16K11/06; F16K11/065; F16K11/0655; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86879
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
A SOLENOID ACTUATED THREE-WAY VALVE COMPRISING, A VALVE HOUSING DEFINING A CENTRAL VALVE CHAMBER, VALVE SEAT MEANS HAVING TWO OPPOSING FACES EACH PROVIDED WITH AN OUTLET OPENING, A SOLENOID INCLUDING A COIL, A PLUNGER, AND SPRING MEANS WHICH BIASES THE PLUNGER TO AN OUTWARD POSITION IN RESPECT TO SAID COIL WHEN SAID COIL IS DEENERGIZED, SAID PLUNGER BEING MOVED INTO SAID COIL WHEN SAID COIL IS ENERGIZED, VALVE MEANS MOVABLY MOUNTED IN SAID PLUNGER, THE OUTLET OPENING ON ONE OF SAID FACES BEING LOCATED THEREON IN A POSITION TO BE ALIGNED WITH SAID VALVE MEANS WHEN SAID PLUNGER IS IN SAID OUTWARD POSITION, AND THE OUTLET OPENING ON THE OTHER OF SAID FACES BEING LOCATED THEREON IN A POSITION TO BE ALIGNED WITH SAID VALVE MEANS WHEN SAID PLUNGER IS MOVED INTO SAID COIL, SAID VALVE MEANS MOVING AGAINST THE FACE CONTAINING THE OUTLET OPENING WITH WHICH SAID VALVE MEANS IS ALIGNED TO THEREBY SEAL SUCH OUTLET OPENING IN RESPONSE TO THE FLOW OF FLUID THROUGH SAID INLET OPENING; SAID VALVE MEANS COMPRISING A RESILIENT PLUG MOUNTED FOR SLIDABLE MOTION IN SAID PLUNGER, SAID MOTION BEING SUBSTANTIALLY PERPENDICULAR TO THE DIRECTION OF TRAVEL OF SAID PLUNGER.
Claim 2
Dependent Claim
196 words
A SOLENOID ACTUATED THREE-WAY VALVE COMPRISING, A VALVE HOUSING DEFINING A CENTRAL VALVE CHAMBER, VALVE SEAT MEANS HAVING TWO OPPOSING FACES EACH PROVIDED WITH AN OUTLET OPENING, A SOLENOID INCLUDING A COIL, A PLUNGER, AND SPRING MEANS WHICH BIASES THE PLUNGER TO AN OUTWARD POSITION IN RESPECT TO SAID COIL WHEN SAID COIL IS DEENERGIZED, SAID PLUNGER BEING MOVED INTO SAID COIL WHEN SAID COIL IS ENERGIZED, VALVE MEANS MOVABLY MOUNTED IN SAID PLUNGER, THE OUTLET OPENING ON ONE OF SAID FACES BEING LOCATED THEREON IN A POSITION TO BE ALIGNED WITH SAID VALVE MEANS WHEN SAID PLUNGER IS IN SAID OUTWARD POSITION, AND THE OUTLET OPENING ON THE OTHER OF SAID FACES BEING LOCATED THEREON IN A POSITION TO BE ALIGNED WITH SAID VALVE MEANS WHEN SAID PLUNGER IS MOVED INTO SAID COIL, SAID VALVE MEANS MOVING AGAINST THE FACE CONTAINING THE OUTLET OPENING WITH WHICH SAID VALVE MEANS IS ALIGNED TO THEREBY SEAL SUCH OUTLET OPENING IN RESPONSE TO THE FLOW OF FLUID THROUGH SAID INLET OPENING; SAID VALVE MEANS COMPRISING A RESILIENT PLUG MOUNTED FOR SLIDABLE MOTION IN SAID PLUNGER, SAID MOTION BEING SUBSTANTIALLY PERPENDICULAR TO THE DIRECTION OF TRAVEL OF SAID PLUNGER.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |