Environmental test chamber

Details Environmental test chamber Environmental test chamber

1988-02-22

1989-05-30

King, Lloyd L.

Heat exchange

Heating and cooling

Heating and cooling of the same material

62159, F25B 2900

Patent

active

RE0329339

ABSTRACT:
A test chamber device comprising a generally enclosed chamber a first duct communicating with the chamber and including therein selectively operable heating coils, a second duct communicating with the chamber and including therein selectively operable refrigerating coils, and a damper for closing the second duct when the heating coils are operating so that the refrigerating coils are isolated from air flow in the chamber.

REFERENCES:
patent: 1895876 (1933-01-01), Bennett et al.
patent: 2091562 (1937-08-01), Palmer
patent: 2718119 (1955-09-01), Prince
patent: 2739794 (1956-03-01), Graham
patent: 3424231 (1969-01-01), Truhan
patent: 3635245 (1972-01-01), Canfield
patent: 3765478 (1973-10-01), Whalen
patent: 4106552 (1978-08-01), Hufford

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