发明名称 Counterweight assembly for earth-working equipment
摘要 Hydraulic fluid conduits are disposed in a counterweight which is adapted to be secured between a tractor and an earth-working implement such as a backhoe. The counterweight has a tractor-engaging side and an earth-working implement-engaging side from which the conduits extend. The conduits are equipped with hydraulic couplings for mating with the hydraulic lines from the tractor and an earth-working implement.
申请公布号 US4142642(A) 申请公布日期 1979.03.06
申请号 US19770851004 申请日期 1977.11.14
申请人 CATERPILLAR TRACTOR CO. 发明人 MYERS, JIMMY D.
分类号 E02F3/36;E02F3/38;E02F3/42;E02F9/18;E02F9/22;(IPC1-7):E02F9/18 主分类号 E02F3/36
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