Pressure adjusting valve for variable capacity compressors

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator

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Details

251118, 4172222, F16K 31145, F16K 4700, F04B 126

Patent

active

061059285

ABSTRACT:
A pressure adjusting valve for a variable capacity compressor comprising a main body portion provided with a lower lid, a spring case provided with an upper lid, and a diaphragm held between the upper lid and the lower lid. The upper lid and lower lid are hermetically connected with each other through caulking and soldering. Alternatively, the upper lid and the lower lid are hermetically connected with each other by means of an electron beam welding.

REFERENCES:
patent: 4723891 (1988-02-01), Takenaka et al.
patent: 4729718 (1988-03-01), Ohta et al.
patent: 5018703 (1991-05-01), Goode
patent: 5154204 (1992-10-01), Hatzikazakis

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