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US3087438A Expired / Lapsed US ⏱️ 0.0 years remaining

Heat pump

Assignee: Individual
•
Filing: 1960-10-26
•
Granted: 1963-04-30
•
Expires: 1980-10-26
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Abstract

No abstract record available.

Inventors

  • 👤 Mecislaus J Ciesielski

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 15:23
CPC Classifications
F; F04; F04F; F04F1/00; F04F1/02; F04F1/04; F04B; F04B19/00; F04B19/20; F04B19/24; F24; F24D; F24D3/00; F24D3/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 204 words
A HEAT ACTUATED THERMAL CYCLING FLUID PUMP COMPRISING A SINGLE FLUID CHAMBER, IN WHICH ALL THERMODYNAMIC ACTION TAKES PLACE, SAID CHAMBER HAVING AN UPPER PORTION, AN INLET PORT WITH A CHECK VALVE AND AND AN OUTLET PORT WITH A CHECK VALVE, SAID CHAMBER PROVIDED WITH A HEATING SOURCE OPERATIVELY ASSOCIATED WITH SAID UPPER PORTION ONLY PROVIDING BY A RAPID TRANSFER OF HEAT AN ENERGY INPUT TO THE FLUID, SAID FLUID ABSORBING THE THERMAL ENERGY ADJACENT SAID UPPER PORTION OF SAID CHAMBER TO START A THERMAL CYCLE BY RAISING THE TEMPERATURE OF SAID FLUID IN THIS AREA TO THE BOILING POINT OF SAID FLUID, THE BOILING OF A MINIMUM QUANTITY OF SAID FLUID VAPORIZING IT IN SAID UPPER PORTION TO PRODUCE A SUDDEN PRESSURE PULSE FOR EACH CYCLE, SAID PRESSURE PULSE FORCING FLUID FROM SAID CHAMBER OUT OF SAID OUTLET PORT PAST SAID CHECK VALVE, SAID PULSE RESULTING IN A DECREASE IN THE INTERNAL CHAMBER PRESSURE TO BELOW THE PRESSURE EXERTED BY THE SUPPLY FLUID THUS PROVIDING THE MEANS FOR MORE FLUID TO BE CHARGED THROUGH THE INLET PORT AND CHECK VALVE TO REFILL SAID CHAMBER AND COMPLETE A CYCLE, SAID CYCLE REPEATING RAPIDLY AS LONG AS THE HEAT SOURCE PROVIDES THE NECESSARY THERMAL ENERGY.
Claim 2
Dependent Claim 204 words
A HEAT ACTUATED THERMAL CYCLING FLUID PUMP COMPRISING A SINGLE FLUID CHAMBER, IN WHICH ALL THERMODYNAMIC ACTION TAKES PLACE, SAID CHAMBER HAVING AN UPPER PORTION, AN INLET PORT WITH A CHECK VALVE AND AND AN OUTLET PORT WITH A CHECK VALVE, SAID CHAMBER PROVIDED WITH A HEATING SOURCE OPERATIVELY ASSOCIATED WITH SAID UPPER PORTION ONLY PROVIDING BY A RAPID TRANSFER OF HEAT AN ENERGY INPUT TO THE FLUID, SAID FLUID ABSORBING THE THERMAL ENERGY ADJACENT SAID UPPER PORTION OF SAID CHAMBER TO START A THERMAL CYCLE BY RAISING THE TEMPERATURE OF SAID FLUID IN THIS AREA TO THE BOILING POINT OF SAID FLUID, THE BOILING OF A MINIMUM QUANTITY OF SAID FLUID VAPORIZING IT IN SAID UPPER PORTION TO PRODUCE A SUDDEN PRESSURE PULSE FOR EACH CYCLE, SAID PRESSURE PULSE FORCING FLUID FROM SAID CHAMBER OUT OF SAID OUTLET PORT PAST SAID CHECK VALVE, SAID PULSE RESULTING IN A DECREASE IN THE INTERNAL CHAMBER PRESSURE TO BELOW THE PRESSURE EXERTED BY THE SUPPLY FLUID THUS PROVIDING THE MEANS FOR MORE FLUID TO BE CHARGED THROUGH THE INLET PORT AND CHECK VALVE TO REFILL SAID CHAMBER AND COMPLETE A CYCLE, SAID CYCLE REPEATING RAPIDLY AS LONG AS THE HEAT SOURCE PROVIDES THE NECESSARY THERMAL ENERGY.

References Cited (Backward Citations)

US77090A Cited
US137765A Cited
US212267A Cited
DE355001C Cited
US1492153A Cited
US2241620A Cited
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FR1128445A Cited
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US2969747A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-04-29 1966-10-29 1967-04-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-29 1970-10-29 1971-04-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-29 1974-10-29 1975-04-30 $7700.00 Window Closed / Lapsed

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