FEED SUPPORT DEVICE FOR PORTABLE TOOL DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a feed support device for a portable tool device enabling a worker to perform manual control over whole control region with one hand in a comfortable condition. SOLUTION: This feed support device for the portable tool device 1 performing at least rotary movement and/or shock movement is formed as a liquid-operated cylinder 3 having a connection means 7 connectable with the tool device 1 in one end part and a support leg part 8 in the other end part. The liquid-operated cylinder 3 can be always controlled by a control valve 10 operated by an operation part 9 capable of adjusting rotation manually. The operation part 9 is constituted as a grip which protrudes in the direction of right angle for an axial line A of the liquid-operated cylinder and whose rotation can be adjusted around an axial line B of the grip. The grip 9 includes whole control region of the control valve 10 in a scope of angle of 180 degrees so as to control it. COPYRIGHT: (C)2003,JPO