Patent · US Expired

Directional uniformity of flat tension members for elevators

US6488123B2 · kind B2 · utility

15Cited by

1References

6Claims

0Family size

Assignee

OTIS ELEVATOR COMPANY · US

Inventors

John T. Pitts · Avon, US
Hugh J. O'Donnell · Longmeadow, US
Hubert Göser · Dannenberg, DE

Key dates

Filing date	Feb 12, 2001
Grant date	Dec 3, 2002
Priority date	—
Expiry date	Feb 12, 2021

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD07B2501/2007
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

A method of manufacturing and installing multiple flat tension members in an elevator system where the direction of manufacture is determined for each of the flat tension members. Each member is marked to indicate the direction of manufacture. The belts are then installed in an elevator system by aligning the belts in accordance with the marks such that each belt is aligned in the same direction.

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