JPS5860689U

JPS5860689U - winch

Info

Publication number: JPS5860689U
Application number: JP15662781U
Authority: JP
Inventors: 石井　善平
Original assignee: 東亜発動機株式会社
Priority date: 1981-10-21
Filing date: 1981-10-21
Publication date: 1983-04-23
Also published as: JPS6145109Y2

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来のウィンチの一例を示す模式図、第２図は
本考案−実施例の模式図、第３図はその要部断面図であ
る。３０・・・油圧ポンプ、３２・・・キャプスタン、３３
・・・減速機、３４・・・油圧モータ、３５・・・駆動
軸、３６・・・ドラム、３７・・・ブレーキドラム、４
１・・・中空軸、４６．４９・・・歯車、４８・・・第
１の一方向クラッチ、５０・・・アーム、５１・・・ピ
ニオン、５２・・・ピニオン軸、５３・・・第２の一方
向クラッチ、５５・・・ガイドプーリ。FIG. 1 is a schematic diagram showing an example of a conventional winch, FIG. 2 is a schematic diagram of an embodiment of the present invention, and FIG. 3 is a sectional view of a main part thereof. 30... Hydraulic pump, 32... Capstan, 33
...Reducer, 34...Hydraulic motor, 35...Drive shaft, 36...Drum, 37...Brake drum, 4
DESCRIPTION OF SYMBOLS 1... Hollow shaft, 46.49... Gear, 48... First one-way clutch, 50... Arm, 51... Pinion, 52... Pinion shaft, 53... Third 2 one-way clutch, 55... guide pulley.

Claims

[Scope of utility model registration request]

A hydraulic pump driven by a prime mover, a hydraulic motor to which pressure oil discharged from the hydraulic pump is applied, a capstan having a drive shaft driven by the hydraulic motor via a reduction gear, and the drive shaft being concentrically arranged. a hollow shaft surrounded by a brake drum and provided with a brake drum; a drum rotatably and concentrically supported by the hollow shaft; and a drum loosely fitted to the end plate of the drum to apply torque in the normal rotation direction of the drive shaft to the drive shaft. The first one that only transmits
a gear mounted via a one-way clutch, a gear mounted concentrically and rotatably on the hollow shaft and fixed to the other end plate of the drum and having the same shape and size as the gear; an arm fixed to the shaft and protruding in the diametrical direction; a pinion shaft attached to both ends via a second one-way clutch having a torque transmission direction in the same direction as the first one-way clutch;
A winch comprising pinions of the same shape and size that are fixed to both ends of each pinion shaft and mesh with each of the gears, and a guide pulley that guides a wire rope from the capstan to the drum.