Stair railing load ware

The utility model relates to a stair railing load ware. The device includes: first frame, rotationally be provided with active roller and first side wheel in the first frame, the active roller is ridden and is established on stair railing's top surface, and the first side wheel more than 2 rota...

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Bibliographic Details
Main Author GAO ZONGHUA
Format Patent
LanguageChinese
English
Published 30.06.2017
Subjects
ELEVATORS
ESCALATORS OR MOVING WALKWAYS
HAULING
HOISTING
LIFTING
PERFORMING OPERATIONS
TRANSPORTING
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