Electronic throttle valve drive unit

Internal-combustion engines – Engine speed regulator – Open loop condition responsive

Patent

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Details

123361, F02D 902, F02D 1110

Patent

active

052938557

ABSTRACT:
An electronic throttle valve drive unit comprises a return mechanism for returning two clutch plates of a first electromagnetic clutch interposed between an accelerator pedal and a throttle valve to a predetermined relative rotation angle position when the first electromagnetic clutch is returned to engagement from disengagement by cutoff of power supply.

REFERENCES:
patent: 5002032 (1991-03-01), Kolberg
patent: 5014201 (1991-05-01), Tsukahara et al.
patent: 5048484 (1991-09-01), Terazawa et al.
patent: 5085286 (1992-02-01), Danzaki et al.

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