TRANSMISSION POWER TAKE-OFF DEVICE FOR VEHICLE

摘要

PROBLEM TO BE SOLVED: To improve workability and reduce fatigue of an operator by automatically operating and stopping operation of a PTO device with a PTO switch 118 located outside of a vehicle and constitute with a simple, reduced weight and cost structure for connecting a clutch by directly supplying compressed air to an ordinary clutch booster and without any problem in an installation space and to improve safety of the PTO device. SOLUTION: A second air passage 90 for directly supplying and discharging the compressed air to and from a pressure chamber 94 of a booster cylinder 92 without passing through a normally closed valve for connecting and disconnecting the PTO device 16 is separately provided from a normally used first air passage 86 for supplying the compressed air to the pressure chamber 94 of the booster cylinder 92 through the normally closed valve opened by stepping on a clutch pedal 64 in response to liquid pressure generated in a clutch master cylinder 66. Further, a clutch pedal interlocking device 190 is provided near the clutch pedal in order to interlock the clutch pedal unoperatably during operation of the PTO device.