Conveyance device using carriage

Conveyors: power-driven – Conveyor system for moving a specific load as a separate unit – System includes linear conveyor or portion thereof which...

Reexamination Certificate

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Details

C187S211000, C198S468600, C198S801000

Reexamination Certificate

active

08056701

ABSTRACT:
The present invention increases an allowable maximum weight of an object to be loaded on a conveyance device using a carriage including an object support base movable vertically controlled by cam rails on the floor side without increasing the weight of the conveyance carriage itself, and is characterized in that the object support base11is supported movably vertically on a conveyance carriage1via a crosslink mechanism10, the crosslink mechanism10is provided with an elevating cam follower roller32which moves up and down in conjunction with standing and falling movements of the crosslink mechanism10, and in a conveyance carriage traveling path, a cam rail50which pushes up the elevating cam follower roller32is provided, wherein an urging means45which urges the object support base11upward is provided, and an urging force of the urging means45is set so as to move up the object support base11when no object is loaded on the object support base11, however, when an object is loaded on the object support base11, to allow the object support base11to lower according to the load of the object.

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patent: 2006-62805 (2006-03-01), None

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