Patent US3265300A successfully refreshed from Google Patents.
US3265300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiator shutter mechanisms
Assignee: VARIVANE CO Ltd
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Filing: 1964-07-27
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Granted: 1966-08-09
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Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 Selway Lionel Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:31
CPC Classifications
F; F01; F01P; F01P7/00; F01P7/02; F01P7/10; F01P7/12; F24; F24F; F24F11/00; F24F11/70; F24F11/72; F24F11/74; F24F11/76; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/1921; F01P2025/00; F01P2025/08; F01P2025/50; F01P2031/00; Y; Y10; Y10S; Y10S236/00; Y10S236/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A TEMPERATURE RESPONSIVE ACTUATOR INCLUDING AN ACTUATING MEMBER, FIRST BIASING MEANS COUPLED TO THE ACTUATING MEMBER TO URGE THE ACTUATING MEMBER IN ONE SENSE, A FIRST TEMPERATURE RESPONSIVE MEANS FOR MOVING SAID ACTUATING MEMBER IN OPPOSITION TO SAID BIASING MEANS, A RELEASE MECHANISM OPERATIVE TO REDUCE THE EFFECT OF SAID FIRST BIASING MEANS, A SECOND TEMPERATURE RESPONSIVE MEANS OPERABLE AT A GIVEN TEMPERATURE TO ACTUATE SAID RELEASE MECHANISM, A SECOND BIASING MEANS OPERABLE IN THE SAME SENSE AS THE FIRST TEMPERATURE RESPONSIVE MEANS TO MOVE SAID ACTUATING MEMBER IN THE OPPOSITE SENSE TO SAID FIRST BIASING MEANS, AND MEANS FOR ADJUSTING THE TEMPERATURE AT WHICH SAID RELEASE MEANS OPERATES.
Claim 2
Dependent Claim
109 words
A TEMPERATURE RESPONSIVE ACTUATOR INCLUDING AN ACTUATING MEMBER, FIRST BIASING MEANS COUPLED TO THE ACTUATING MEMBER TO URGE THE ACTUATING MEMBER IN ONE SENSE, A FIRST TEMPERATURE RESPONSIVE MEANS FOR MOVING SAID ACTUATING MEMBER IN OPPOSITION TO SAID BIASING MEANS, A RELEASE MECHANISM OPERATIVE TO REDUCE THE EFFECT OF SAID FIRST BIASING MEANS, A SECOND TEMPERATURE RESPONSIVE MEANS OPERABLE AT A GIVEN TEMPERATURE TO ACTUATE SAID RELEASE MECHANISM, A SECOND BIASING MEANS OPERABLE IN THE SAME SENSE AS THE FIRST TEMPERATURE RESPONSIVE MEANS TO MOVE SAID ACTUATING MEMBER IN THE OPPOSITE SENSE TO SAID FIRST BIASING MEANS, AND MEANS FOR ADJUSTING THE TEMPERATURE AT WHICH SAID RELEASE MEANS OPERATES.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |