WORK VEHICLE

WIPO Patent Application WO/2023/127494

A1

The present invention provides a work vehicle capable of protecting an angle sensor on a cargo handling device formed of a parallel link mechanism, against collision from the outside or against submergence.　Provided is a work vehicle including: a frame; a lift arm a base end section of which is attached to the frame; a work tool attached to a distal end section of the lift arm; a base-end link device attached to the frame and the base end section of the lift arm; a distal-end link device attached to the work tool and the distal end of the lift arm; and a work tool cylinder that extends from the base-end link device toward the distal-end link device and that drives the work tool via the distal-end link device. The work vehicle is characterized in that: an angle detection device that is attached to the lift arm and that detects the angle formed by the lift arm and the distal-end link device is provided; and the angle detection device is disposed between the portion of the lift arm to which the distal-end link device is connected and the base end section of the lift arm.

WO/2005/059258	HEAVY-CONSTRUCTION MACHINE
JP4117273	Linkage mechanism of loader

YADA HIROAKI (JP)
KIZAKI HIROYUKI (JP)
KAWAHARA SHOROKU (JP)

PCT/JP2022/046012

July 06, 2023

December 14, 2022

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HITACHI CONSTRUCTION MACH CO (JP)

E02F3/34; E02F9/26

JP2021095710A	2021-06-24
JPS5677562U	1981-06-24
JP2017125353A	2017-07-20
JP2011196070A	2011-10-06

TAKEWA INTERNATIONAL PATENT OFFICE (JP)

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