The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 15, 2008
Filed:
May. 05, 2005
Gunter Hartig, Herzogenaurach, DE;
Jurgen Osterlanger, Emskirchen, DE;
Dieter Adler, Herzogenaurach, DE;
Manfred Kraus, Herzogenaurach, DE;
Ralf Mayer, Herzogenaurach, DE;
Jorg Wagner, Oberreichenbach, DE;
Horst Munck, Herzogenaurach, DE;
Gunter Hartig, Herzogenaurach, DE;
Jurgen Osterlanger, Emskirchen, DE;
Dieter Adler, Herzogenaurach, DE;
Manfred Kraus, Herzogenaurach, DE;
Ralf Mayer, Herzogenaurach, DE;
Jorg Wagner, Oberreichenbach, DE;
Horst Munck, Herzogenaurach, DE;
INA-Schaeffler KG, Herzogenaurach, DE;
Abstract
A ball screw drive comprising a spindle nut () that can be disposed on a spindle (), said spindle nut () comprising on an inner periphery, a ball groove () that is arranged along a helix and defines a load-bearing channel () for balls (), an external deflector () arranged outside of the spindle nut () connecting the two ends of the load-bearing channel () endlessly to each other for deflecting the balls () from one of the two ends of the load-bearing channel () to the other of the two ends of the load-bearing channel (), a drive pinion for driving the spindle nut () being arranged on the spindle nut (), wherein the external deflector () is arranged at least substantially within an axial length of the drive pinion.