Blower speed control

Details Blower speed control Blower speed control

1987-04-17

1988-03-29

Wayner, William E.

Pumps

Condition responsive control of pump drive motor

Responsive to pump or pump fluid temperature

236 49, 307632, 318334, F04B 4910

Patent

active

047340126

ABSTRACT:
A speed controlling circuit for an alternating current powered blower motor is disclosed in which rectified direct current voltages are manipulated, regulated responsive to ambient temperature, and compared so as to provide reliable and cost effective blower speed control in proportion to ambient temperature and low blower speed cut off.

REFERENCES:
patent: 2200119 (1940-07-01), Persons
patent: 4078393 (1978-03-01), Wills
patent: 4394957 (1983-07-01), Newton, III
patent: 4611756 (1986-09-01), Ohashi
patent: 4659290 (1987-04-01), Kundert

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