Reversible damper means

Details Reversible damper means Reversible damper means

1983-06-16

1985-03-26

Tapolcai, William E.

Automatic temperature and humidity regulation

Ventilator type

98 4025, 981212, 137601, F24F 1314

Patent

active

045068283

ABSTRACT:
Automatic damper means having a multiplicity of damper blades rotatably mounted in housing means to control and regulate the flow of a heating/cooling medium into individual rooms or zones served by a central heating/cooling appliance. The damper blades are opened and closed by a reversible motor connecting to a driver blade, all blades being interconnected by linkage means. The motor and a fuel control device on the heating/cooling appliance are energized by thermostatic means.

REFERENCES:
patent: 1631355 (1927-06-01), Baldwin
patent: 2319109 (1943-05-01), Bulloch
patent: 2805026 (1957-09-01), Sparrow
patent: 3068971 (1962-12-01), Ringler
patent: 3120940 (1964-02-01), Del Faro et al.

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