DRIVE SECTION-SUPPORTING EQUIPMENT FOR EXCAVATOR AND THE LIKE
Document Type and Number:
Japanese Patent JP3678843
PROBLEM TO BE SOLVED: To quickly and safely install a drive section of an excavator to a guide rail of a leader mast.
SOLUTION: This supporting equipment is mounted in a freely lifting manner along a guide rail of a leader mast installed vertically, and its working members such as excavating shafts and others are coupled and a drive section 20 for mounting a drive source for rotating and driving the members is supported. On the rear face of the drive section 20, a slide metal 27 having a pair of right and left slide portion linked in a slide-free manner to the guide rail at the highest position is attached in a vertical plane in a freely rotatable manner, and at the top surface of this slide metal 27, a positioning guide member 35 is provided for matching the slide face of the slide metal 27 to the guide rail in contact to side face of the lower end of the guide rail when attaching the drive section.
May 20, 2005
June 18, 1996
SANWA KIZAI CO LTD
E21B3/02; E21B15/00; (IPC1-7): E21B3/02; E21B15/00