JPS58182863U

JPS58182863U - Agricultural tractor parking brake device

Info

Publication number: JPS58182863U
Application number: JP8050682U
Authority: JP
Inventors: 章弘清水
Original assignee: 井関農機株式会社
Priority date: 1982-05-31
Filing date: 1982-05-31
Publication date: 1983-12-06

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]

′　図面はこの考案の実施例の一つを示し、第１図は全
体側面図、第２図は要部の側面図、第３図は、　要部の
平面図である。 □　　　主な符号の説明、１・・・機体、３・・・後車
輪、５・・・ブレーキアーム、６・・・ブレーキアーム
、７・・・連繋、　　切換装置、１０・・・山形状突出
部、１１・・・ペタル、１２・・・上部アーム、１３・
・・下部アーム、１４・・・パ：　　−キングアーム。' The drawings show one embodiment of this invention, with Fig. 1 being an overall side view, Fig. 2 being a side view of the main part, and Fig. 3 being a plan view of the main part. □ Explanation of main symbols, 1... Airframe, 3... Rear wheel, 5... Brake arm, 6... Brake arm, 7... Connection, switching device, 10... Chevron-shaped protrusion Part, 11...petal, 12...upper arm, 13.
...Lower arm, 14...Pa: -King arm.

Claims

[Scope of utility model registration request]

The left and right brake arms, which are interlocked and connected to the left and right rear wheel brakes, are pivoted to the side of the aircraft, and the left and right brake arms can be rotated independently and integrally by a link switching device installed between the two brake pedals. In the brake system of an agricultural tractor, at least one of the brake arms is provided with a chevron-shaped protrusion on the upper part, and the upper arm with a petal on the upper part and the above-mentioned one brake arm are connected to the left and right sides of the body above the brake arm. A parking brake device in which a parking arm consisting of a lower arm that is pushed to a brake activation position and is locked to the chevron-shaped protrusion is pivotally mounted, and a return torque spring is interposed in the parking arm.