| 摘要 |
An emergency PTO driving unit including an emergency PTO pump being normally equipped to a vehicle for an industrial machinery, said emergency PTO pump being interconnected through a clutch unit to an axle to utilize rotation of a wheel as a power source for driving the pump, said clutch unit being so composed that the clutch is brought into a "disengaged" state by means of a hydraulic pressure supplied from a proper hydraulic pump driven by an engine when the engine is running, and the clutch is brought into an "engaged" state by means of a spring means when the engine is stopped.
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