JPS60138313U

JPS60138313U - Jib and overhead wire support arm assembly for aerial work vehicles

Info

Publication number: JPS60138313U
Application number: JP2613284U
Authority: JP
Inventors: 横山　猛; 石川　憲男
Original assignee: 株式会社タダノ
Priority date: 1984-02-24
Filing date: 1984-02-24
Publication date: 1985-09-13
Also published as: JPS644265Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は、高所作業車の説明図、第２図は従来のジブ・
架線支持アーム集合体の説明図、第３図および第４図は
；本考案に係る高所作業車のジブ・架線支持アーム集合
体の要部説明図である。ブーム；２、プラットホーム；３、ジブ；４、ジブ本体
；４′、シーブ；５、架線支持アーム゛；９、支軸；７
、貫通穴；１１、アーム取付具；１０、シーブ延出溝；
１３，１３、通孔；１５，１５、挿通ピン；１６゜Figure 1 is an explanatory diagram of an aerial work vehicle, and Figure 2 is a conventional jib.
FIGS. 3 and 4 are explanatory diagrams of the overhead wire support arm assembly; FIGS. 3 and 4 are explanatory diagrams of essential parts of the jib and overhead wire support arm assembly of the aerial work vehicle according to the present invention. Boom; 2, platform; 3, jib; 4, jib body; 4', sheave; 5, overhead line support arm; 9, support shaft; 7
, through hole; 11, arm fitting; 10, sheave extension groove;
13, 13, through hole; 15, 15, insertion pin; 16°

Claims

[Scope of utility model registration request]

It is attached to the tip of the boom of an aerial work vehicle or a platform for boarding workers provided at the tip of the boom so that it can be raised and adjusted freely, and the cargo is hoisted to and from the ground via a sheave placed at the tip of the boom. A jib/overhead line support arm assembly consisting of a jib used for lowering the jib and an overhead line support arm attached to the tip of the jib, the jib having a cylindrical jib body and a hollow shaft having a through hole. and is rotatably supported by a hollow support shaft whose both ends are supported by the left and right side walls of the tip end of the jib body, with both ends of the through hole opening in the left and right side walls of the jib body. It is equipped with a jib whose edge extends above and below the jib body,
The overhead line support arm has a jib extension groove on the top and bottom, and is fitted onto the jig main body from the tip side, and when it is fitted onto the jib main body, it has a jib extension groove on the left and right side walls corresponding to the outer ends of the through hole of the hollow support shaft. It can be attached to the tip of the jib via an arm mount having a through hole, and the arm mount is fitted onto the jib main body, and when in the state, it connects to the through hole in the left and right side walls and the through hole in the hollow support shaft. A jib/overhead wire support arm assembly for an aerial work vehicle, characterized in that it is configured to be fixed to the jib body by an insertion pin passing through the jib body.