Patent · US Expired

Moving flange for passenger conveyors

US7140484B2 · kind B2 · utility

5Cited by

3References

10Claims

0Family size

Assignee

OTIS ELEVATOR COMPANY · US

Inventors

Andreas Stuffel · Porta Westfalica, DE
Helmut Meyer · Bückeburg, DE
Yangying Anne Chen · Guangzhong, CN

Key dates

Filing date	Feb 7, 2003
Grant date	Nov 28, 2006
Priority date	—
Expiry date	Feb 7, 2023

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB66B23/12
WIPO fieldHandling
WIPO sectorMechanical engineering

Abstract

Passenger conveyor (2) including an endless conveyor band (6) comprised of a plurality of tread elements (4) connected to and driven by a drive chain (8) at each lateral edge thereof, a moving flange moving in use together with the conveyor band (6), the moving flange being comprised of a plurality of discs (16) attached to the tread elements (4) and a plurality of bridges (18) each attached alternating between two consecutive discs (16), wherein a groove and tongue (70) engagement is provided between bridge (18) and disc (16), characterised in that an insert (64) made of a plastic material is provided between bridge (18) and disc (16).

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