Patent · US Expired

Drive unit for escalators or moving sidewalks

US6966420B2 · kind B2 · utility

3Cited by

6References

24Claims

0Family size

Assignee

OTIS ELEVATOR COMPANY · US

Inventors

Thorsten Ackmann · Auetal, DE
Dietmar Thaler · Bückeburg, DE

Key dates

Filing date	Jun 19, 2001
Grant date	Nov 22, 2005
Priority date	—
Expiry date	Jun 19, 2021

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB66B23/02
WIPO fieldHandling
WIPO sectorMechanical engineering

Abstract

A passenger conveyor (2) with a running belt (4) contains a frame (6). A main running belt drive (12) is mounted on the frame (6) and contains a drive shaft (10) and at least one running belt driving wheel that is connected to the drive shaft. A drive unit contains a driving motor (16) and a step-down gear (18). The output of the step-down gear (18) is connected to the input of the main running belt drive (12). The driving motor (16) is mounted on the housing (22) of the step-down gear (18), with the driving motor (16) and the step-down gear (18) forming a drive unit (8), and the drive unit (8) is supported by the main running belt drive (12).

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