Air conditioning control unit

Details Air conditioning control unit Air conditioning control unit

1996-03-27

1998-08-25

Sheikh, Ayaz R.

Pumps

Condition responsive control of pump drive motor

Having ambient condition responsive means

417 441, 62158, F04B 4900

Patent

active

057977178

ABSTRACT:
A contactless output section makes a circuit including a fan motor and an ac power source when a receive portion receives a command signal. A diode bridge and a direct current regulated circuit smooth and regulate dc current. An operation part is provided with power from the direct current regulated circuit, compares a measured temperature with a set temperature, and generates and provides a command signal for the receive portion of the contactless output section.

REFERENCES:
patent: 4142375 (1979-03-01), Abe et al.
patent: 4502290 (1985-03-01), Suzuki et al.
patent: 5193742 (1993-03-01), Byun
patent: 5323961 (1994-06-01), Hurmi
patent: 5335708 (1994-08-01), Murakami et al.

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