Patent · US Active

Escalator handrail chain

US9056750B2 · kind B2 · utility

0Cited by

4References

12Claims

0Family size

Assignee

OTIS ELEVATOR COMPANY · US

Inventors

Wei Ge · 安丰镇, CN
Weifeng Shao · Hangzhou City, CN
Mingping Jiang · Hangzhou City, CN
Jun Li · Nanhu, CN

Key dates

Filing date	Jan 13, 2011
Grant date	Jun 16, 2015
Priority date	—
Expiry date	Jan 28, 2031

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB66B23/24
WIPO fieldHandling
WIPO sectorMechanical engineering

Abstract

A handrail assembly for an escalator system includes a handrail movable along a length of the escalator and a handrail guide assembly defining a travel path for the handrail. The handrail guide assembly includes a handrail guide and a plurality of sliding bearing supports interconnected to form a handrail chain and secured to the handrail guide. One or more sliding bearings extend at least partially through each sliding bearing support of the handrail chain. A shaft extends through each sliding bearing support and is in sliding contact with the one or more sliding bearings. One or more rollers are secured to at least one end of the shaft and is in rolling contact with the handrail.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.