Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 17, 2010
Patent Application Number
11574227
Date Filed
September 14, 2004
Patent Primary Examiner
Patent abstract
In a hydraulic lift structure formed by arranging a hydraulic cylinder case internally provided with a hydraulic cylinder for moving up and down a working machine (a rotary power tiller) in an upper portion of a transmission case of a working vehicle, an oil reservoir of a working fluid for the hydraulic cylinder is provided in a boundary portion between the transmission case and the hydraulic cylinder case in such a manner as to be isolated from an inner portion of the transmission case. The hydraulic lift structure which prevents a malfunction of a hydraulic cylinder or the like and improves a supplying and discharging efficiency of a working fluid.
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