US3266235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Honeywell Inc
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Filing: 1964-11-02
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Granted: 1966-08-16
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Expires: 1984-11-02
Abstract
No abstract record available.
Inventors
- 👤 Jr William L Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:37
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/025; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1919; G05D23/1921
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
A THERMAL ACTUATOR COMPRISING: A BODY MEMBER HAVING THEREIN A PRESSURE CHAMBER AND AN ELONGATED PASSAGE COMMUNICATING WITH SAID PRESSURE CHAMBER; A THERMALLY EXPANSIBLE MATERIAL IN SAID CHAMBER; AND A GENERALLY CUP-SHAPED SEALING AND FORCE TRANSMITTING MEMBER HAVING A CLOSED END AND AN OPEN END AND A LATERALLY DEFORMABLE WALL PORTION, SAID MEMBER BEING CONNECTED TO SAID BODY MEMBER ONLY BY BEING TIGHTLY FITTED INTO SAID ENGAGED PASSAGE IN SLIDING ENGAGEMENT WITH THE WALLS OF SAID BODY MEMBER SURROUNDING SAID PASSAGE AND WITH THE OPEN END OF THE MEMBER IN COMMUNICATION WITH SAID PRESSURE CHAMBER SO THAT EXPANSION OF THE MATERIAL IN SAID CHAMBER IS EFFECTIVE TO DRIVE SAID MEMBER OUTWARDLY FROM THE CHAMBER AND TO LATERALLY DEFORM THE WALL PORTION OF SAID MEMBER TO FORCE IT MORE TIGHTLY INTO ENGAGEMENT WITH THE WALLS SURROUNDING SAID ELONGATED PASSAGE, SAID SEALING AND FORCE TRANSMITTING
Claim 2
Dependent Claim
143 words
A THERMAL ACTUATOR COMPRISING: A BODY MEMBER HAVING THEREIN A PRESSURE CHAMBER AND AN ELONGATED PASSAGE COMMUNICATING WITH SAID PRESSURE CHAMBER; A THERMALLY EXPANSIBLE MATERIAL IN SAID CHAMBER; AND A GENERALLY CUP-SHAPED SEALING AND FORCE TRANSMITTING MEMBER HAVING A CLOSED END AND AN OPEN END AND A LATERALLY DEFORMABLE WALL PORTION, SAID MEMBER BEING CONNECTED TO SAID BODY MEMBER ONLY BY BEING TIGHTLY FITTED INTO SAID ENGAGED PASSAGE IN SLIDING ENGAGEMENT WITH THE WALLS OF SAID BODY MEMBER SURROUNDING SAID PASSAGE AND WITH THE OPEN END OF THE MEMBER IN COMMUNICATION WITH SAID PRESSURE CHAMBER SO THAT EXPANSION OF THE MATERIAL IN SAID CHAMBER IS EFFECTIVE TO DRIVE SAID MEMBER OUTWARDLY FROM THE CHAMBER AND TO LATERALLY DEFORM THE WALL PORTION OF SAID MEMBER TO FORCE IT MORE TIGHTLY INTO ENGAGEMENT WITH THE WALLS SURROUNDING SAID ELONGATED PASSAGE, SAID SEALING AND FORCE TRANSMITTING
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |