Patent · US Active

Shifting actuator

US11248700B2 · kind B2 · utility

0Cited by

4References

9Claims

0Family size

Assignee

Schaeffler Technologies AG & Co. KG · DE

Inventors

Dieter Adler · Herzogenaurach, DE
Adrian Husu · Brașov, RO
Stephan Ruffershöfer · Dachsbach, DE

Key dates

Filing date	Nov 27, 2017
Grant date	Feb 15, 2022
Priority date	—
Expiry date	Sep 14, 2038

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16H2063/3063
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A shifting actuator for a transmission including a ball screw drive, having an electric-motor-driven threaded spindle, a multi-part spindle nut, and rolling elements, namely balls, which roll between the threaded spindle and the spindle nut. The nut body has a ball groove, in which there roll balls that are also in contact with the threaded spindle, and is within the sleeve. The shift fork protrudes from the sleeve and is fixed relative to the sleeve and to the main nut body.

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