Schaeffler Technologies Ag & Co .kg

Jean Walter

Dietmar Rudy

Dieter Adler

Manfred Kraus

Ralf Mayer

Jorg Wagner

Jurgen Osterlaenger

Jörg Wagner

Jürgen Osterlaenger

A ball screw is provided having a ball roller screw () and a screw nut () arranged thereon, whereby the balls () are arranged to endlessly circulate in a ball channel () defined by ball tracks () on the ball roller screw () and the screw nut (). The ball channel () includes a load section () wound about the ball roller screw (), the beginning and end of which are endlessly connected by a load-free return section (). A minimum of two and a maximum of four balls () are housed in a common ball cage (), the cage pockets () of which each house one of the balls (), whereby the ball cage () includes discs () at the axial ends thereof and between adjacent balls (), that engage the ball channels (), and provided on the sides thereof facing the balls () with a concave receptacle () for the balls ().

Ball screw

Growing community of inventors

Haguenau, France

Jean Walter