Linear guide assembly with positively guided cage

US6276830A · kind A · utility

Assignee

• SKF Linearsysteme GmbH · DE

Inventors

• Ludwig Edelmann · Premich, DE
• Andreas Geyer · San Secondo di Pinerolo, IT
• Hermann Glockner · Schweinfurt, DE
• Georg Hierl · Schweinfurt, DE
• Holger Kristandt · Euerbach, DE
• Uwe Mayer · Schweinfurt, DE
• Henryk Velde · Werneck, DE
• Lothar Walter · Schweinfurt, DE

Key dates

• Filing date: Apr 7, 1999
• Grant date: Aug 21, 2001
• Expiry date: Apr 7, 2019

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T74/19981
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

Linear guide assembly comprising at least two guide rails, which are moveable in the longitudinal direction with respect to each other and have prismatic shaped raceways, a plurality of rolling elements guided in a cage, at least one gear wheel for the positive guidance of the cage is connected to the cage, which wheel engages in toothed racks, each of which is connected to a guide rail, the gear wheel comprising a disk, having axial projections distributed around the periphery at least one of the end surfaces and rows of uniformly spaced recesses, into which the projections on the disk can engage.