US3096022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety thermostatic control for marine engine cooling systems
Assignee: Individual
•
Filing: 1959-12-02
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Granted: 1963-07-02
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Expires: 1979-12-02
Abstract
No abstract record available.
Inventors
- 👤 Donald A Holley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:48
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/13; G05D23/1306; G05D23/132; G05D23/1333
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
A THERMOSTATICALLY ACTUATED VALVE UNIT COMPRISING A HOUSING, A PLATE MEMBER THEREIN AND DIVIDING THE HOUSING INTO A FIRST CHAMBER AND A SECOND CHAMBER, SAID PLATE MEMBER HAVING A CENTRAL OPERING THERETHROUGH, A FLUID INLET PORT AND A FLUID OUTLET PORT OPENING DIRECTLY INTO THE FIRST CHAMBER, A FLUID INLET PORT OPENING INTO THE SECOND CHAMBER, A SPIDER STRUCTURE SUPPORTED BY SAID PLATE MEMBER IN SAID SECOND CHAMBER, A THERMAL ELEMENT HAVING A BODY AND A PISTON CARRIED BY THE BODY AND MOVABLE RELATIVE TO THE BODY BY THERMAL ACTION, A RESILIENT MEANS CONNECTED WITH SAID BODY AND SUPPORTING THE THERMAL ELEMENT ON THE SPIDER, SAID PISTON BEING DIRECTED THROUGH SAID PLATE MEMBER OPENING, A VALVE POPPET POSITIONED WITHIN THE FIRST CHAMBER OVER THE PLATE MEMBER AND SUPPORTED BY THE PISTON AND MOVABLE THEREBY BETWEEN TWO EXTREME POSITIONS IN ONE OF WHICH POSITIONS IT ENGAGES THE PLATE MEMBER OVER THE OPENING THEREIN, AND IN THE OTHER OF WHICH POSITIONS IT CLOSES THE FLUID INLET PORT COMMUNICATION WITH THE FIRST CHAMBER, SAID VALVE POPPET
Claim 2
Dependent Claim
173 words
A THERMOSTATICALLY ACTUATED VALVE UNIT COMPRISING A HOUSING, A PLATE MEMBER THEREIN AND DIVIDING THE HOUSING INTO A FIRST CHAMBER AND A SECOND CHAMBER, SAID PLATE MEMBER HAVING A CENTRAL OPERING THERETHROUGH, A FLUID INLET PORT AND A FLUID OUTLET PORT OPENING DIRECTLY INTO THE FIRST CHAMBER, A FLUID INLET PORT OPENING INTO THE SECOND CHAMBER, A SPIDER STRUCTURE SUPPORTED BY SAID PLATE MEMBER IN SAID SECOND CHAMBER, A THERMAL ELEMENT HAVING A BODY AND A PISTON CARRIED BY THE BODY AND MOVABLE RELATIVE TO THE BODY BY THERMAL ACTION, A RESILIENT MEANS CONNECTED WITH SAID BODY AND SUPPORTING THE THERMAL ELEMENT ON THE SPIDER, SAID PISTON BEING DIRECTED THROUGH SAID PLATE MEMBER OPENING, A VALVE POPPET POSITIONED WITHIN THE FIRST CHAMBER OVER THE PLATE MEMBER AND SUPPORTED BY THE PISTON AND MOVABLE THEREBY BETWEEN TWO EXTREME POSITIONS IN ONE OF WHICH POSITIONS IT ENGAGES THE PLATE MEMBER OVER THE OPENING THEREIN, AND IN THE OTHER OF WHICH POSITIONS IT CLOSES THE FLUID INLET PORT COMMUNICATION WITH THE FIRST CHAMBER, SAID VALVE POPPET
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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |