Sleeve-type freewheel with torque limitation for two-wheeled vehicle starter applications

US10981428B2 · kind B2 · utility

Assignee

• Schaeffler Technologies AG & Co. KG · DE

Inventors

• Jochen Rosenfeld · Erlangen, DE
• Kilian Marsing · Hetzles, DE
• Klaus-Peter Koeneke · Bad Wildbad, DE
• Hartmut Krehmer · Erlangen, DE
• Harald Hochmuth · Emskirchen, DE

Key dates

• Filing date: Jun 20, 2017
• Grant date: Apr 20, 2021
• Expiry date: Sep 23, 2037

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F16C2326/05
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

An active wheel suspension element has a ball screw drive having a screw drive with a threaded spindle and a spindle nut which is mounted in a housing via an axial bearing. The axial bearing is formed as a rolling bearing, whose rolling element rolls directly on the spindle nut.