Fiber reinforced elevator belt and method of manufacture

US11040856B2 · kind B2 · utility

Assignee

• OTIS ELEVATOR COMPANY · US

Inventors

• Wenping Zhao · Glastonbury, US
• John P. Wesson · Vernon, US
• Daniel A. Mosher · Glastonbury, US
• Scott Alan Eastman · Glastonbury, US
• Michael Paul Humbert · Boston, US
• Mark S. Thompson · Tolland, US
• Eric J. Amis · Akron, US

Key dates

• Filing date: Jun 5, 2020
• Grant date: Jun 22, 2021
• Expiry date: Jun 5, 2040

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B66B9/00
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

A belt for suspending and/or driving an elevator car extending longitudinally along a length of the belt. An inner belt layer formed from a first material is bonded to the plurality of tension elements at a first side of the belt. The inner belt layer forms an inner belt surface interactive with a traction sheave of an elevator system. An outer belt layer formed from a second material is bonded to the plurality of tension elements at a second side of the belt. The plurality of tension elements are located between the first side and the second side.