Flow control apparatus

Details Flow control apparatus Flow control apparatus

1980-07-09

1981-10-13

Nilson, Robert G.

Fluid handling

Self-proportioning or correlating systems

Self-proportioning flow systems

137486, 137552, 137606, 239 68, G05D 706, G05D 1113

Patent

active

042942772

ABSTRACT:
A system for injecting foam insulation into a wall cavity or the like that includes a flow control section having a detecting means for automatically inhibiting the control section when the gun is placed in an inoperative or off condition.

REFERENCES:
patent: 3474815 (1969-10-01), Beahm
patent: 3705792 (1972-12-01), Peters
patent: 4204612 (1980-05-01), Schrader
patent: 4234007 (1980-11-01), Titone

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