Vehicle with electric auxiliary drive and continuously variable planetary gear unit

US9908588B2 · kind B2 · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Torsten Kuehlcke · Leverkusen, DE
• Juergen Hilzinger · Leonberg, DE
• Peter Kimmich · Schenefeld, DE
• Markus Hintekausen · Schwieberdingen, DE
• Andre Meyer · Bohmte, DE

Key dates

• Filing date: Jul 8, 2014
• Grant date: Mar 6, 2018
• Expiry date: Sep 17, 2034

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B62M11/18
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

A vehicle drivable by motor power and/or pedal power, in particular to an electric bicycle, including: a crank mechanism having a crank spindle; an output drive element that delivers a drive torque for the vehicle, in particular to a chain or the like; an electric drive system having a reduction linkage; and a steplessly adjustable planetary linkage, an output element of the steplessly adjustable planetary linkage transferring the drive torque to the output drive element.