Automatic temperature and humidity regulation – Ventilator type – Electrically actuated
Patent
1997-03-07
1999-03-02
Tanner, Harry B.
Automatic temperature and humidity regulation
Ventilator type
Electrically actuated
236DIG9, 327102, 165202, F24F 700
Patent
active
058759662
ABSTRACT:
An interface for a blower in an automotive vehicle. The interface allows a blower requiring a DC control voltage to be controlled by either (1) a DC control voltage or (2) a Pulse Width Modulated (PWM) signal. The interface converts the PWM signal to a DC voltage.
REFERENCES:
patent: 5220255 (1993-06-01), Alford
patent: 5294048 (1994-03-01), Kawasaki
patent: 5294050 (1994-03-01), Hoffman et al.
patent: 5492273 (1996-02-01), Shah
ITT Manufacturing Enterprises Inc.
Lewis J. Gordon
Tanner Harry B.
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