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:
Oct. 27, 2015
Filed:
Jun. 25, 2013
Applicant:
Wittenstein Ag, Igersheim, DE;
Inventor:
Michael Schwarzbach, Tauberbischofsheim, DE;
Assignee:
Wittenstein AG, Igersheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 3/06 (2006.01); F16H 27/02 (2006.01); F16H 29/02 (2006.01); F16H 29/20 (2006.01); F16H 25/12 (2006.01); F16H 57/04 (2010.01); F16H 25/22 (2006.01);
U.S. Cl.
CPC ...
F16H 25/12 (2013.01); F16H 57/043 (2013.01); F16H 57/0497 (2013.01); F16H 25/2204 (2013.01); Y10T 74/18744 (2015.01);
Abstract
A spindle drive (), in particular for a linear actuator, having a spindle (), a spindle nut () which interacts with the spindle (), and a lubricating channel outlet () which opens into an intermediate space between the spindle () and the spindle nut () for lubricating the spindle () and the spindle nut (), the spindle drive () comprising, moreover, a stationary channel system and a rotatable channel system which is connected to the stationary channel system for feeding lubricant to the lubricating channel outlet ().