Lift device for industrial vehicle

Elevator – industrial lift truck – or stationary lift for vehicle – Industrial lift truck or required component thereof – Having extensible vertical guide for load support

Reexamination Certificate

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Details

C187S229000, C187S234000, C187S413000

Reexamination Certificate

active

11487257

ABSTRACT:
A lift device for an industrial vehicle includes a hydraulic cylinder provided substantially upright between masts and having a piston rod, a pulley provided on a lateral side of an upper end portion of the piston rod, a lift bracket connected to a chain wound around the pulley and movable up and down through the chain by extension and retraction of the piston rod, a hose provided for supplying hydraulic fluid to an attachment installed on the lift bracket, and a guide mechanism provided on a top end of the piston rod for guiding the hose. The guide mechanism includes a plurality of rollers, a support member rotatably supporting the plurality of rollers, and an endless band fitted around the plurality of rollers so as to form an arc-shaped guide surface for supporting the hose. The endless band travels around the plurality of rollers with movement of the hose.

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patent: 5992571 (1999-11-01), Lee
patent: 1075671 (1967-07-01), None
patent: 2002-020087 (2002-01-01), None
patent: 2004-359445 (2004-12-01), None
patent: 628072 (1978-08-01), None

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