Cryogenic cooler

Details Cryogenic cooler Cryogenic cooler

1984-10-29

1986-02-11

Capossela, Ronald C.

Refrigeration

Gas compression, heat regeneration and expansion, e.g.,...

60520, 62296, 92 85A, F25B 900

Patent

active

045692033

ABSTRACT:
A thermal energy detecting system includes a closed cycle cooler (refrigerator) having a piston assembly including a piston, a piston housing and a preloaded spring mounted in the piston housing between the head of the piston and the piston housing for substantially reducing any bearing clearances of the piston assembly during the pressure changes occurring above and below the piston during the cooling cycle of the cooler.

REFERENCES:
patent: 1715406 (1929-06-01), Christenson
patent: 3364675 (1968-01-01), Dorer
patent: 3413802 (1968-12-01), Cowans
patent: 3685501 (1972-08-01), Honda
patent: 3849652 (1974-11-01), Dix et al.
patent: 4242946 (1981-01-01), Toliusis
patent: 4409793 (1983-10-01), Durenec

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