Fluid handling – Self-proportioning or correlating systems – Self-proportioning flow systems
Patent
1988-02-12
1989-05-30
Nilson, Robert G.
Fluid handling
Self-proportioning or correlating systems
Self-proportioning flow systems
261 643, 261DIG76, G05D 1103
Patent
active
048341304
ABSTRACT:
A steam and water mixing valve having a permanently open fluid connection between a water inlet chamber and a mixing chamber and valve means for controlling the flow of steam from a steam inlet chamber to the mixing chamber wherein the valve means is responsive to pressure differentials between the water inlet chamber and a control chamber each connected to a water inlet whereby the valve means is closed in the absence of water flow or at low pressure differentials.
REFERENCES:
patent: 2335250 (1943-11-01), Adlam
patent: 2483426 (1949-10-01), Moore
patent: 2644482 (1953-07-01), McCallum
patent: 2903009 (1959-09-01), Tachhi
patent: 3489162 (1970-01-01), Meynell
patent: 3566902 (1971-03-01), Muller
patent: 3582229 (1971-06-01), Fellenberg
Caradon Mira Limited
Nilson Robert G.
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