Patent US3227858A successfully refreshed from Google Patents.
US3227858A
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Programming apparatus
Assignee: Owens Corning
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Filing: 1963-07-10
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Granted: 1966-01-04
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Expires: 1983-07-10
Abstract
No abstract record available.
Inventors
- 👤 Vernon C Rees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:53
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/07; G05; G05D; G05D23/00; G05D23/19; G05D23/1906; G05D23/20; G05D23/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A PROGRAMMING SYSTEM FOR AN ELECTRICAL HEATING APPARATUS COMPRISING MAIN POWER SUPPLY MEANS FOR SAID ELECTRICAL HEATING APPARATUS; MAIN MEANS FOR SENSING THE TEMPERATURE OF SAID ELECTRICAL HEATING APPARATUS AND PROVIDING A SIGNAL PROPORTIONAL THERETO; AN AUXILIARY SIGNAL SYSTEM INCLUDING A HEAT SINK MEANS, AUXILIARY MEANS FOR SENSING THE TEMPERATURE OF SAID HEAT SINK MEANS AND PROVIDING A SIGNAL PROPORTIONAL THERETO, AND MEANS FOR SUPPLYING HEAT TO SAID HEAT SINK MEANS IN RESPONSE TO AN INTERRUPTION OF SAID MAIN POWER SUPPLY MEANS; AND CONTROLLER MEANS RESPONSE TO SIGNALS FROM SAID MAIN AND AUXILIARY TEMPERATURE SENSING MEANS FOR CONTROLLING THE SUPPLY OF POWER TO SAID ELECTRICAL HEATING APPARATUS.
Claim 2
Dependent Claim
107 words
A PROGRAMMING SYSTEM FOR AN ELECTRICAL HEATING APPARATUS COMPRISING MAIN POWER SUPPLY MEANS FOR SAID ELECTRICAL HEATING APPARATUS; MAIN MEANS FOR SENSING THE TEMPERATURE OF SAID ELECTRICAL HEATING APPARATUS AND PROVIDING A SIGNAL PROPORTIONAL THERETO; AN AUXILIARY SIGNAL SYSTEM INCLUDING A HEAT SINK MEANS, AUXILIARY MEANS FOR SENSING THE TEMPERATURE OF SAID HEAT SINK MEANS AND PROVIDING A SIGNAL PROPORTIONAL THERETO, AND MEANS FOR SUPPLYING HEAT TO SAID HEAT SINK MEANS IN RESPONSE TO AN INTERRUPTION OF SAID MAIN POWER SUPPLY MEANS; AND CONTROLLER MEANS RESPONSE TO SIGNALS FROM SAID MAIN AND AUXILIARY TEMPERATURE SENSING MEANS FOR CONTROLLING THE SUPPLY OF POWER TO SAID ELECTRICAL HEATING APPARATUS.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |