Enigne-driven work machine

Details Enigne-driven work machine Enigne-driven work machine

2007-01-17

2010-06-29

Ho, Ha D. (Department: 3655)

Interrelated power delivery controls, including engine control

Transmission control

Engine controlled by transmission

C477S166000, C477S181000

Reexamination Certificate

active

07744503

ABSTRACT:
An engine-driven work machine having a target engine speed selection unit and a control unit. The target engine speed selection unit selects and specifies an arbitrary target engine speed from among a plurality of target engine speeds that is set in stepwise fashion. The control unit electrically controls the opening and closing of a throttle valve so that the actual engine speed conforms to the specified target engine speed.

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