JPS6431125U

JPS6431125U -

Info

Publication number: JPS6431125U
Application number: JP12547187U
Authority: JP
Priority date: 1987-08-17
Filing date: 1987-08-17
Publication date: 1989-02-27

Description

[Brief explanation of the drawing]

第１図は本考案に係る伸縮アームの正面図、第
２図は同上の側面図、第３図は他の実施例の正面
図である。１……伸縮アーム、２……第１駆動装置、１１
，１２，１３……パイプ、１４，１５……スプロ
ケツト、１６……チエン、１７……モーター、１
８……スプロケツト、２０……エンドレスチエン
、２１……アーム、２８……第２駆動装置。 FIG. 1 is a front view of a telescoping arm according to the present invention, FIG. 2 is a side view of the same, and FIG. 3 is a front view of another embodiment. 1... Telescopic arm, 2... First drive device, 11
,12,13...pipe, 14,15...sprocket, 16...chain, 17...motor, 1
8...Sprocket, 20...Endless chain, 21...Arm, 28...Second drive device.

Claims

[Scope of utility model registration request]

The first one using grooved material at least on the side other than the smallest diameter side.
, a telescoping arm in which a second and third pipe are combined in a relatively slidable manner, and when the second pipe of this telescoping arm is contracted and slid in the direction of the first pipe, the third pipe also moves in the same direction. Slide and
and a first drive device which is interlocked so that when the second pipe is extended and slid in the opposite direction of the first pipe, the third pipe also slides in the same direction. A sliding guide member is provided, and when the second pipe is slid to contract, the first pipe is slid in the same direction, and when the second pipe is extended and slid, the first pipe is linked to slide in the same direction. a telescoping arm provided with a second drive device for causing