US3214100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loading and drive systems for heat pumps
Assignee: Worthington Corp
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Filing: 1961-12-26
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Granted: 1965-10-26
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Expires: 1981-12-26
Abstract
No abstract record available.
Inventors
- 👤 Aronson David
- 👤 Richard E Japhet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:20
CPC Classifications
F; F25; F25B; F25B30/00; F25B30/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A HEAT PUMP SYSTEM FOR HEATING AN ENCLOSED AREA COMPRISING: (A) A HEAT PUMP LOOP MEANS HAVING A COMPRESSOR, A CONDENSER, AN EXPANSION DEVICE, AND AN EVAPORATOR OPERATIVELY CONNECTED TO EACH OTHER, (B) THE EVAPORATOR IN COMMUNICATION WITH A HEAT SINK SOURCE, (C) A PRIME MOVER CONNECTED TO DRIVE THE COMPRESSOR, (D) BRAKING MEANS CONNECTED TO THE PRIME MOVER AND TO OPERATE RESPONSIVE TO THE TEMPERATURE OF THE HEAT SINK MEDIA TO SELECTIVELY PROVIDE A SOURCE OF HEAT ACCORDING TO THE HEATING REQUIREMENTS OF THE ENCLOSED AREA, (E) A SECOND LOOP MEANS INCLUDING AT LEAST ONE HEAT EXCHANGER IN THE ENCLOSED AREA, AND (F) CONDUIT MEANS OPERATIVELY CONNECTED BETWEEN THE CONDENSER OF THE HEAT PUMP LOOP MEANS, THE BRAKING MEANS AND THE HEAT EXCHANGERS WHEREBY THE ENCLOSED AREA WILL BE SELECTIVELY HEATED.
Claim 2
Dependent Claim
132 words
A HEAT PUMP SYSTEM FOR HEATING AN ENCLOSED AREA COMPRISING: (A) A HEAT PUMP LOOP MEANS HAVING A COMPRESSOR, A CONDENSER, AN EXPANSION DEVICE, AND AN EVAPORATOR OPERATIVELY CONNECTED TO EACH OTHER, (B) THE EVAPORATOR IN COMMUNICATION WITH A HEAT SINK SOURCE, (C) A PRIME MOVER CONNECTED TO DRIVE THE COMPRESSOR, (D) BRAKING MEANS CONNECTED TO THE PRIME MOVER AND TO OPERATE RESPONSIVE TO THE TEMPERATURE OF THE HEAT SINK MEDIA TO SELECTIVELY PROVIDE A SOURCE OF HEAT ACCORDING TO THE HEATING REQUIREMENTS OF THE ENCLOSED AREA, (E) A SECOND LOOP MEANS INCLUDING AT LEAST ONE HEAT EXCHANGER IN THE ENCLOSED AREA, AND (F) CONDUIT MEANS OPERATIVELY CONNECTED BETWEEN THE CONDENSER OF THE HEAT PUMP LOOP MEANS, THE BRAKING MEANS AND THE HEAT EXCHANGERS WHEREBY THE ENCLOSED AREA WILL BE SELECTIVELY HEATED.
References Cited (Backward Citations)
US2797068A
Cited
US2846148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |