发明名称 Mobile machine for making holes in putting greens
摘要 A mobile machine for making holes in putting greens including a frame connected to a vehicle such as a mower, a cutter assembly mounted on a carriage slidably mounted on the frame for moving the cutter assembly in a vertical plane relative to the ground. The cutter assembly is freely pivoted to the carriage about orthogonal axes and a releasable lock mechanism is provided to hold the cutter assembly in a vertical orientation. A motor is mounted on the carriage for rotating the cutter, and the cutter assembly is detachably connected to the motor drive shaft so that the plug cut from the hole can be manually ejected into a previously formed hole where the cup has been removed. A depth gauge is provided between the frame and carriage indicating the depth of the cutter in the ground, and the carriage, lock mechanism and motor are hydraulically driven through a hydraulic circuit connected to the mower.
申请公布号 US4763735(A) 申请公布日期 1988.08.16
申请号 US19870098311 申请日期 1987.09.18
申请人 GAY, ERNEST 发明人 GAY, ERNEST
分类号 E01C23/09;E21B7/00;E21B7/02;E21B25/00;(IPC1-7):A01B45/00;E21B12/06;E21B19/08 主分类号 E01C23/09
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