US3078360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical thermostatic switch
Assignee: Individual
•
Filing: 1960-11-23
•
Granted: 1963-02-19
•
Expires: 1980-11-23
Abstract
No abstract record available.
Inventors
- 👤 Ulanet Herman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:38
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/12; H01H37/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
AN ELECTRICAL THERMOSTATIC SWITCH COMPRISING, MOUNTING MEANS, A THERMOSENSITIVE BIMETALLIC ELEMENT MOUNTED ON THE MOUNTING MEANS BUT ELECTRICALLY INSULATED THEREFROM, A LOWER, ELECTRICALLY CONDUCTIVE SPRING MOUNTED ON THE MOUNTING MEANS ABOVE THE BIMETALLIC ELEMENT, THE LOWER SPRING BEING ELECTRICALLY INSULATED FROM THE BIMETALLIC ELEMENT AND MOUNTING MEANS AT THE MOUNTING MEANS, AN UPPER, ELECTRICALLY CONDUCTIVE SPRING MOUNTED ON THE MOUNTING MEANS ABOVE THE LOWER SPRING, THE UPPER SPRING BEING ELECTRICALLY INSULATED FROM THE LOWER SPRING AND THE MOUNTING MEANS, A CONTACT MEMBER ON THE LOWER SPRING, A CONTACT MEMBER ON THE UPPER SPRING OPPOSITE THE CONTACT MEMBER ON THE LOWER SPRING, ELECTRICALLY NON-CONDUCTIVE MEANS SECURED TO THE BIMETALLIC ELEMENT ADAPTED TO ENGAGE THE UPPER SPRING, AN ELECTRICAL RESISTANCE HEATER HAVING ONE END MOUNTED ON AND ELECTRICALLY CONNECTED TO THE UPPER SURFACE OF THE BIMETALLIC ELEMENT AT ITS END OPPOSITE THE MOUNTING MEANS AND THE OPPOSITE END MOUNTED ON THE MOUNTING MEANS AND ELECTRICALLY CONNECTED TO THE LOWER SPRING, THE SAID HEATER EXTENDING BETWEEN THE SAID END OF THE BIMETALLIC ELEMENT AND THE MOUNTING MEANS IN RELATIVELY CLOSE, HEAT RADIATING PROXIMITY TO THE BIMETALLIC ELEMENT, TERMINAL MEANS CONNECTED TO THE BIMETALLIC ELEMENT, AND TERMINAL MEANS CONNECTED TO THE UPPER SPRING.
Claim 2
Dependent Claim
199 words
AN ELECTRICAL THERMOSTATIC SWITCH COMPRISING, MOUNTING MEANS, A THERMOSENSITIVE BIMETALLIC ELEMENT MOUNTED ON THE MOUNTING MEANS BUT ELECTRICALLY INSULATED THEREFROM, A LOWER, ELECTRICALLY CONDUCTIVE SPRING MOUNTED ON THE MOUNTING MEANS ABOVE THE BIMETALLIC ELEMENT, THE LOWER SPRING BEING ELECTRICALLY INSULATED FROM THE BIMETALLIC ELEMENT AND MOUNTING MEANS AT THE MOUNTING MEANS, AN UPPER, ELECTRICALLY CONDUCTIVE SPRING MOUNTED ON THE MOUNTING MEANS ABOVE THE LOWER SPRING, THE UPPER SPRING BEING ELECTRICALLY INSULATED FROM THE LOWER SPRING AND THE MOUNTING MEANS, A CONTACT MEMBER ON THE LOWER SPRING, A CONTACT MEMBER ON THE UPPER SPRING OPPOSITE THE CONTACT MEMBER ON THE LOWER SPRING, ELECTRICALLY NON-CONDUCTIVE MEANS SECURED TO THE BIMETALLIC ELEMENT ADAPTED TO ENGAGE THE UPPER SPRING, AN ELECTRICAL RESISTANCE HEATER HAVING ONE END MOUNTED ON AND ELECTRICALLY CONNECTED TO THE UPPER SURFACE OF THE BIMETALLIC ELEMENT AT ITS END OPPOSITE THE MOUNTING MEANS AND THE OPPOSITE END MOUNTED ON THE MOUNTING MEANS AND ELECTRICALLY CONNECTED TO THE LOWER SPRING, THE SAID HEATER EXTENDING BETWEEN THE SAID END OF THE BIMETALLIC ELEMENT AND THE MOUNTING MEANS IN RELATIVELY CLOSE, HEAT RADIATING PROXIMITY TO THE BIMETALLIC ELEMENT, TERMINAL MEANS CONNECTED TO THE BIMETALLIC ELEMENT, AND TERMINAL MEANS CONNECTED TO THE UPPER SPRING.
References Cited (Backward Citations)
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Cited
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Cited
US2753437A
Cited
US2768263A
Cited
US2806106A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |