Proportional fluid exchanger and recirculator

Automatic temperature and humidity regulation – Ventilator type

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Details

98 346, 137597, F24F 700

Patent

active

045263183

ABSTRACT:
A proportional fluid exchanger and recirculator having a damper element pivoted at its approximate balance point for thermostatically-responsive proportioning of fluid within a mixing chamber. Said damper element supports actuator elements, thus permitting ready installation at jobsite.

REFERENCES:
patent: 2732027 (1956-01-01), Wallin
patent: 3246643 (1966-04-01), Stark et al.
patent: 3367258 (1968-02-01), Erfeling
patent: 3691928 (1972-09-01), Berg, Sr. et al.
patent: 3847065 (1974-11-01), Holt et al.
patent: 4079665 (1978-03-01), Martin
patent: 4249461 (1981-02-01), Christenson et al.
patent: 4336748 (1982-06-01), Martin et al.

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