US3272945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostatic switch employing a matching set of temperature responsive magnetic elements
Assignee: EIDP Inc
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Filing: 1963-07-29
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Granted: 1966-09-13
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Expires: 1983-07-29
Abstract
No abstract record available.
Inventors
- 👤 Jr William M Flook
- 👤 Jr Paul A Vance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:18
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
198 words
A DEVICE FOR CONTROLLING THE TEMPERATURE OF AN ENVIRONMENT BY CONTROLLING THE CURRENT TO A HEAT TRANSFER PLANT AT SAID ENVIRONMENT WHICH COMPRISES, IN COMBINATION, A SUPPORT ASSEMBLY; A MOVABLE MEMBER ON SAID SUPPORT ASSEMBLY; INDICATOR MEANS ON SAID MOVABLE MEMBER FOR SELECTING A DESIRED TEMPERATURE OF AN ENVIRONMENT; A SERIES OF ADJACENT TEMPERATURE OF AN ENVIRONMENT; MENTS MOUNTED UPON SAID MOVABLE MEMBER, SAID ELEMENTS EACH EXHIBITING A REVERSIBLE CHANGE IN SATURATION INDUCTION AT A DIFFERENT DISCRETE TRANSITION TEMPERATURE LEVEL, SAID ELEMENTS ARRANGED AND POSITIONED IN A SEQUENTIAL ORDER OF GRADUATED TRANSITION TEMPERATURE LEVELS CORRESPONDING TO SAID INDICATOR MEANS FOR SELECTING A DESIRED TEMPERATURE OF AN ENVIRONMENT; RESILIENT MEANS MOVABLY MOUNTED ON SAID SUPPORT ASSEMBLY TO AND FROM A REST POSITION; MAGNETIC MEANS MOUNTED ON SAID RESILIENT MEANS, SAID MAGNETIC MEANS POSITIONED TO BE ATTRACTED TO A SELECTED TEMPERATURE RESPONSIVE MAGNETIC ELEMENT WHEN SAID ELEMENT IS IN A MAGNETIC STATE THEREBY FORCING SAID RESILIENT MEANS FROM REST POSITION; AND SWITCH MEANS FOR ACTUATING SAID HEAT TRANSFER PLANT, SAID SWITCH MEANS LOCATED ON SAID SUPPORT ASSEMBLY AND POSITIONED TO OPERATIVELY ENGAGE SAID RESILIENT MEANS FOR ACTUATION AND DEACTUATION UPON MOVEMENT OF SAID RESILIENT MEANS TO AND FROM REST POSITION.
Claim 2
Independent Claim
198 words
A DEVICE FOR CONTROLLING THE TEMPERATURE OF AN ENVIRONMENT BY CONTROLLING THE CURRENT TO A HEAT TRANSFER PLANT AT SAID ENVIRONMENT WHICH COMPRISES, IN COMBINATION, A SUPPORT ASSEMBLY; A MOVABLE MEMBER ON SAID SUPPORT ASSEMBLY; INDICATOR MEANS ON SAID MOVABLE MEMBER FOR SELECTING A DESIRED TEMPERATURE OF AN ENVIRONMENT; A SERIES OF ADJACENT TEMPERATURE OF AN ENVIRONMENT; MENTS MOUNTED UPON SAID MOVABLE MEMBER, SAID ELEMENTS EACH EXHIBITING A REVERSIBLE CHANGE IN SATURATION INDUCTION AT A DIFFERENT DISCRETE TRANSITION TEMPERATURE LEVEL, SAID ELEMENTS ARRANGED AND POSITIONED IN A SEQUENTIAL ORDER OF GRADUATED TRANSITION TEMPERATURE LEVELS CORRESPONDING TO SAID INDICATOR MEANS FOR SELECTING A DESIRED TEMPERATURE OF AN ENVIRONMENT; RESILIENT MEANS MOVABLY MOUNTED ON SAID SUPPORT ASSEMBLY TO AND FROM A REST POSITION; MAGNETIC MEANS MOUNTED ON SAID RESILIENT MEANS, SAID MAGNETIC MEANS POSITIONED TO BE ATTRACTED TO A SELECTED TEMPERATURE RESPONSIVE MAGNETIC ELEMENT WHEN SAID ELEMENT IS IN A MAGNETIC STATE THEREBY FORCING SAID RESILIENT MEANS FROM REST POSITION; AND SWITCH MEANS FOR ACTUATING SAID HEAT TRANSFER PLANT, SAID SWITCH MEANS LOCATED ON SAID SUPPORT ASSEMBLY AND POSITIONED TO OPERATIVELY ENGAGE SAID RESILIENT MEANS FOR ACTUATION AND DEACTUATION UPON MOVEMENT OF SAID RESILIENT MEANS TO AND FROM REST POSITION.
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) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |