| US 7,476,032 B2 | ||
| Linear guide unit and method for manufacturing the same | ||
| Wolfgang Kuellstaedt, Grafenrheinfeld (Germany); Richard Kuehnlein, Graefendorf (Germany); Thomas Wahler, Bergrheinfeld (Germany); Roland Greubel, Ramsthal (Germany); German Duetsch, Schweinfurt (Germany); Werner Keller, Schwemmelsbach (Germany); Stefan Dorn, Arnstein (Germany); Steven Worcester, Niederwerrn (Germany); and Werner Blaurock, Niederwerrn (Germany) | ||
| Assigned to Rexroth Star GmbH, Schweinfurt (Germany) | ||
| Filed on Jul. 25, 2007, as Appl. No. 11/782,928. | ||
| Application 11/782928 is a continuation of application No. 11/107681, filed on Apr. 15, 2005, granted, now 7,300,208. | ||
| Claims priority of application No. 10 2004 018 820 (DE), filed on Apr. 19, 2004. | ||
| Prior Publication US 2008/0013871 A1, Jan. 17, 2008 | ||
| Int. Cl. F16C 29/06 (2006.01) | ||
| U.S. Cl. 384—45 [72/199] | 21 Claims |
| 1. A linear guide unit, having a guide rail (12) extending in a longitudinal direction (L) and a guide carriage (20), which is guided on the guide rail (12) in the longitudinal direction (L), and having
at least one running rail (16) provided on the guide rail (12), wherein
the guide rail (12) is comprised of a softer material and the running rail (16) is comprised of a harder material and the running rails (16) is attached to the guide rail (12) by means of roller insertion and
the guide rail (12) has at least one additional rolled section constituted by deformed arrays of ribs and channels in a region (12d) distant from the at least one running rail (16).
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