US3478819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable heat conductor
Assignee: Honeywell Inc
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Filing: 1966-07-18
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Granted: 1969-11-18
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Expires: 1986-07-18
Abstract
No abstract record available.
Inventors
- 👤 Robert F Reinke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:56
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0208; B; B64; B64G; B64G1/00; B64G1/22; B64G1/46; B64G1/50; F; F28; F28F; F28F13/00; G; G05; G05D; G05D23/00; G05D23/01; F28F2013/005; F28F2013/008; Y; Y10; Y10T; Y10T74/00; Y10T74/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
IN TEMPERATURE CONTROL APPARATUS FOR A DEVICE FOR TRANSMITTING EXCESSIVE HEAT IN SAID DEVICE TO A HEAT TRANSMITTING EXCESSIVE HEAT IN SAID DEVICE TO A HEAT SINK FOR COOLING PURPOSES, MEANS PROVIDED A CONTINUOUS BUT VARIABLE, HEAT CONDUCTING PATH BETWEEN THE DEVICE AND SAID HEAT SINK, COMPRISING: AN OPERABLE THERMAL RESPONSIVE MEMBER RESPONSIVE TO THE TEMPERATURE OF SAID DEVICE; A HEAT TRANSMITTING MEMBER BETWEEN THE DEVICE AND HEAT SINK AND HAVING A VARIABLE AREA OF CONTACT WITH SAID HEAT SINK; AND OPERATING MEANS BETWEEN THE THERMAL RESPONSIVE MEMBER AND THE HEAT TRANSMITTING MEMBER TO INCREASE THE AREA OF CONTACT THEREOF FOR HIGHER TEMPERATURES OF SAID DEVICE, SAID DEVICE COMPRISING A PLURALITY OF CONDITION SENSORS, A SPECIAL HEATER ARRANGEMENT CONNECTED TO THE SENSORS FOR VARYING THE TEMPERATURES OF THE SENSORS, A BLOCK, AND A THERMAL RESISTANCE BETWEEN SAID BLOCK AND SENSORS, WITH THE VARIABLE HEAT CONDUCTING PATH BEING ARRANGED BETWEEN THE BLOCK AND THE HEAT SINK AND CONTROLLED BY THE OPERATING MEANS.
Claim 2
Dependent Claim
161 words
IN TEMPERATURE CONTROL APPARATUS FOR A DEVICE FOR TRANSMITTING EXCESSIVE HEAT IN SAID DEVICE TO A HEAT TRANSMITTING EXCESSIVE HEAT IN SAID DEVICE TO A HEAT SINK FOR COOLING PURPOSES, MEANS PROVIDED A CONTINUOUS BUT VARIABLE, HEAT CONDUCTING PATH BETWEEN THE DEVICE AND SAID HEAT SINK, COMPRISING: AN OPERABLE THERMAL RESPONSIVE MEMBER RESPONSIVE TO THE TEMPERATURE OF SAID DEVICE; A HEAT TRANSMITTING MEMBER BETWEEN THE DEVICE AND HEAT SINK AND HAVING A VARIABLE AREA OF CONTACT WITH SAID HEAT SINK; AND OPERATING MEANS BETWEEN THE THERMAL RESPONSIVE MEMBER AND THE HEAT TRANSMITTING MEMBER TO INCREASE THE AREA OF CONTACT THEREOF FOR HIGHER TEMPERATURES OF SAID DEVICE, SAID DEVICE COMPRISING A PLURALITY OF CONDITION SENSORS, A SPECIAL HEATER ARRANGEMENT CONNECTED TO THE SENSORS FOR VARYING THE TEMPERATURES OF THE SENSORS, A BLOCK, AND A THERMAL RESISTANCE BETWEEN SAID BLOCK AND SENSORS, WITH THE VARIABLE HEAT CONDUCTING PATH BEING ARRANGED BETWEEN THE BLOCK AND THE HEAT SINK AND CONTROLLED BY THE OPERATING MEANS.
References Cited (Backward Citations)
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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) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |