Patent · US Active

Ball screw

US10641370B2 · kind B2 · utility

1Cited by

10References

9Claims

0Family size

Assignee

Schaeffler Technologies AG & Co. KG · DE

Inventors

Mario Kreutzer · Sonneberg, DE
Richard Baier · Dörflas, DE
Markus Oswald · Erlangen, DE
Dieter Adler · Herzogenaurach, DE

Key dates

Filing date	Sep 3, 2015
Grant date	May 5, 2020
Priority date	—
Expiry date	Oct 20, 2036

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16H2025/2481
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

The invention relates to a ball screw including a spindle nut arranged on a lead screw, and balls, which roll on ball grooves of the spindle nut and of the lead screw, and a circumferential stop on the screw side and a circumferential stop on the nut side, the spindle nut being arranged in a sleeve surrounding the ball nut, the sleeve is formed from sheet metal by shaping and the nut-side circumferential stop is formed integrally on the sleeve.

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