发明名称 Hydraulic actuated moldboard with automatic lock
摘要 A locking mechanism for a fluid actuated snowplow which automatically locks the moldboard unit of the plow in a desired position and simultaneously therewith relieves the pressure on the fluid drive unit whereby the locking mechanism and not the drive unit accept the plowing stresses.
申请公布号 US4727665(A) 申请公布日期 1988.03.01
申请号 US19860899019 申请日期 1986.08.22
申请人 FRINK AMERICA, INC. 发明人 VERSEEF, JAN H.
分类号 E01H5/06;(IPC1-7):E01H5/04 主分类号 E01H5/06
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