Sync motor with reduced noise level

US9493310B2 · kind B2 · utility

Assignee

• Interroll Holding AG

Inventors

• Siegmund Dudek · Heinsberg, DE
• Thomas Wolters · Schwalmtal, DE

Key dates

• Filing date: Jan 30, 2015
• Grant date: Nov 15, 2016
• Expiry date: Jan 30, 2035

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65G39/02
• WIPO field: Handling
• WIPO sector: Mechanical engineering

Abstract

Disclosed is a conveyor having an axle extending along a longitudinal axis, a drum body mounted rotatably on the axle, a drive unit having a motor which is disposed inside the drum body and which includes a rotor and a stator, wherein either one of the rotor or the stator is coupled torque-resistantly with a drive output shaft which is mounted rotatably about a drive axle and the other one of said rotor and stator is a torque support and is coupled torque-resistantly with the axle, and a connector member which is disposed inside the drum body and torque-resistantly coupled with the drum body and the drive output shaft of the drive motor, wherein a first flexible elastic coupling is disposed between the torque support and the axle, and that a second flexible elastic coupling is disposed between the drive output shaft and the drum body.