JPH0460997U

JPH0460997U -

Info

Publication number: JPH0460997U
Application number: JP10268390U
Authority: JP
Priority date: 1990-09-28
Filing date: 1990-09-28
Publication date: 1992-05-26

Description

[Brief explanation of the drawing]

第１図は本考案に係るフツクを有する多段ブー
ムの概略構成を示す側面図、第２図及び第３図は
従来のフツクを有する多段ブームを示す側面図で
ある。１……多段ブーム、１１……ブーム本体、１２
……伸縮ブーム、２……ウインチ装置、３……ワ
イヤ、５……フツク。 FIG. 1 is a side view showing a schematic configuration of a multi-stage boom having a hook according to the present invention, and FIGS. 2 and 3 are side views showing a conventional multi-stage boom having a hook. 1...Multi-stage boom, 11...Boom body, 12
...Telescopic boom, 2...Winch device, 3...Wire, 5...Hook.

Claims

[Scope of Claim for Utility Model Registration] 1. In a multi-stage boom consisting of at least two or more stages consisting of a boom body and a telescoping boom telescopically inserted into the boom main body, the telescoping boom located at the leading edge A hook characterized in that a winch device is provided, the tip of a wire wound around a drum of the winch device is guided to the tip of the telescopic boom and then hung down, and a hook is fixed to the tip of the wire. Multi-stage boom with. 2. The multistage boom having a hook according to claim 1, wherein the hook is suspended by a single wire from the tip of a telescoping boom.