Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 17, 2010
Patent Application Number
11917400
Date Filed
June 24, 2005
Patent Primary Examiner
Patent abstract
The invention relates to four wheel drive switching device of a tractor which use the hydraulic pressure to move a sliding gear of the devices, and the four wheel drive switching device is controlled by means of one-touch button operation of a user. The four wheel drive switching device has a rear wheel drive shaft, a second drive gear, a third drive gear, a sliding gear, a hydraulic flow path, a cylinder room, a return spring and a front wheel drive gear. The hydraulic pressure force is acted on the sliding gear through the flow path, and the sliding gear is moved to one side, and the hydraulic pressure force holds the third drive gear to remain power transmission state.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
