Patent US3293409A successfully refreshed from Google Patents.
US3293409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric baseboard heat storage unit
Assignee: Individual
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Filing: 1966-05-12
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Granted: 1966-12-20
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Expires: 1986-05-12
Abstract
No abstract record available.
Inventors
- 👤 Charles D Snelling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:16
CPC Classifications
F; F24; F24H; F24H7/00; F24H7/02; F24H7/0208
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A BASEBOARD HEAT STORAGE AND HEAT RELEASING UNIT COMPRISING AN ELONGATED HOUSING HAVING A BACK SIDE FOR MOUNTING AGAINST THE BASE OF A WALL AND AN OPEN FRONT, A FORAMINOUS GRILL COVERING THE FRONT SIDE OF SAID HOUSING, A HEAT REFLECTOR CONNECTED TO THE BACK SIDE OF SAID HOUSING HAVING A POLISHED SURFACE AND BEING SHAPED FOR REFLECTING SUBSTANTIALLY ALL THE HEAT OUTWARDLY THEREOF THROUGH SAID GRILL, AN ELECTRIC RESISTANCE HEATER SUPPORTABLY DISPOSED WITHIN AND ALONG SAID HOUSING IN SPACED RELATION TO AN ELONGATED HEAT STORAGE MODULAR ELEMENT SUPPORTABLY DISPOSED IN HEAT ABSORBING RELATIONSHIP WITH SAID ELECTRIC RESISTANCE HEATER, SAID HEATER AND SAID HEAT STORAGE MODULAR ELEMENT BEING POSITIONED BETWEEN THE HEAT REFLECTOR AND SAID GRILL, SAID GRILL, REFLECTOR, HEATER AND HEAT STORAGE MODULAR ELEMENT EXTENDING SUBSTANTIALLY THE LENGTH OF THE HOUSING, SAID MODULAR ELEMENT BEING FORMED OF A HOLLOW LONGITUDINAL CONTAINER HAVING ENCAPSULATED THEREIN A CHEMICAL HEAT STORAGE MATERIAL CHARACTERIZED BY A RELATIVELY HIGH HEAT OF TRANSITION.
Claim 2
Dependent Claim
158 words
A BASEBOARD HEAT STORAGE AND HEAT RELEASING UNIT COMPRISING AN ELONGATED HOUSING HAVING A BACK SIDE FOR MOUNTING AGAINST THE BASE OF A WALL AND AN OPEN FRONT, A FORAMINOUS GRILL COVERING THE FRONT SIDE OF SAID HOUSING, A HEAT REFLECTOR CONNECTED TO THE BACK SIDE OF SAID HOUSING HAVING A POLISHED SURFACE AND BEING SHAPED FOR REFLECTING SUBSTANTIALLY ALL THE HEAT OUTWARDLY THEREOF THROUGH SAID GRILL, AN ELECTRIC RESISTANCE HEATER SUPPORTABLY DISPOSED WITHIN AND ALONG SAID HOUSING IN SPACED RELATION TO AN ELONGATED HEAT STORAGE MODULAR ELEMENT SUPPORTABLY DISPOSED IN HEAT ABSORBING RELATIONSHIP WITH SAID ELECTRIC RESISTANCE HEATER, SAID HEATER AND SAID HEAT STORAGE MODULAR ELEMENT BEING POSITIONED BETWEEN THE HEAT REFLECTOR AND SAID GRILL, SAID GRILL, REFLECTOR, HEATER AND HEAT STORAGE MODULAR ELEMENT EXTENDING SUBSTANTIALLY THE LENGTH OF THE HOUSING, SAID MODULAR ELEMENT BEING FORMED OF A HOLLOW LONGITUDINAL CONTAINER HAVING ENCAPSULATED THEREIN A CHEMICAL HEAT STORAGE MATERIAL CHARACTERIZED BY A RELATIVELY HIGH HEAT OF TRANSITION.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |