Multiple function pneumatic thermostat

Details Multiple function pneumatic thermostat Multiple function pneumatic thermostat

1980-09-30

1982-05-04

Tapolcai, Jr., William E.

Automatic temperature and humidity regulation

Motors

Fluid-operated

137 82, 13762512, 1376254, 137881, G05D 2312

Patent

active

043278647

ABSTRACT:
A thermostat for a pneumatic control system controls output pressures to a plurality of elements to be controlled. The thermostat can control output pressure directly or inversely and linearly or nonlinearly with respect to temperature. Additionally, the pressures can be controlled sequentially or simultaneously.

REFERENCES:
patent: 2944524 (1960-07-01), Brandstadter et al.
patent: 3047010 (1962-07-01), Rothfuss
patent: 3394687 (1968-07-01), Scott
patent: 3528450 (1970-09-01), Brockway et al.
patent: 3598020 (1971-08-01), Blok et al.
patent: 3841551 (1974-10-01), Ota
patent: 3955760 (1976-05-01), Ridenour et al.
patent: 4036433 (1977-07-01), Wagner et al.

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