U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Dual source external heating system for a heat pipe

Patent 4715183 Issued on December 29, 1987. Estimated Expiration Date: Icon_subject February 27, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3029596

External combustion hot gas engine system
Patent #: 3937017
Issued on: 02/10/1976
Inventor: Beschorner ,   et al.

Heating system
Patent #: 4084376
Issued on: 04/18/1978
Inventor: Asselman, et al.

Solar energy receiver for a Stirling engine
Patent #: 4236383
Issued on: 12/02/1980
Inventor: Frosch ,   et al.

Hybrid solar/combustion powered receiver Patent #: 4602614
Issued on: 07/29/1986
Inventor: Percival ,   et al.

Inventors

Assignee

Application

No. 07/019590 filed on 02/27/1987

US Classes:

60/524, Having means to control temperature of heating or cooling chamber126/609, With auxiliary heat source for fluent medium126/635, Having evaporator and condenser sections (e.g., heat pipe)126/658, Having heat-absorbing fin or plate165/104.26, Utilizing capillary attraction60/516, MOTOR OPERATED BY EXPANSION AND/OR CONTRACTION OF A UNIT OF MASS OF MOTIVATING MEDIUM60/641.14Gaseous

Examiners

Primary: Davis, Albert W. Jr.

Attorney, Agent or Firm

International Classes

F02G 1/055 (20060101)
F03G 6/00 (20060101)
F03G 6/06 (20060101)
F02G 1/00 (20060101)

Abstract

An external heating system for a heat engine such as a Stirling cycle engine which permits thermal energy to be provided by solar energy or fuel combustion sources. The system employs a complexly shaped heat pipe evaporator section having an enclosed cavity for receiving solar energy and another section forming hollow fins which is exposed to hot combustion gasses. Accordingly, either heat source may be used to evaporate working fluid within the heat pipe which is transferred to the associated heat engine.

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