Rotationally indexing valve

Details Rotationally indexing valve Rotationally indexing valve

1980-10-02

1981-12-15

Nilson, Robert G.

Fluid handling

Self-proportioning or correlating systems

Self-controlled branched flow systems

13762414, 13762511, F16K 3112

Patent

active

043054170

ABSTRACT:
A rotationally indexing valve capable of directing refrigerant flow to various zones of a heat exchanger is disclosed. A piston is mounted for reciprocal movement within the valve casing. Means are provided for rotating the piston between selected positions as the piston reciprocates, each position connecting a valve port to a liquid chamber for directing flow therethrough.

REFERENCES:
patent: 3524470 (1970-08-01), Kah et al.
patent: 3924652 (1975-12-01), Kah
patent: 3995494 (1976-12-01), Muller
patent: 4253494 (1981-03-01), Cooke

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