The invention discloses an escalator with aluminum core heavy-load step rollers. The escalator comprises the heavy-load step rollers. The heavy-load step rollers are connected with an outer chain plate of a heavy-load step chain through a pin shaft. The heavy-load step rollers are aluminum core hubs. The outer circles of the rollers are made of polyurethane materials, and the diameter of the rollers is 100 mm. The escalator has the beneficial effects of being capable of bearing heavy loads and long in service life.
Escalator with aluminum core heavy-load step rollers
2015-11-11
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |
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