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:
Jun. 09, 2015
Filed:
Apr. 26, 2012
Applicants:
Matthias Gramann, Renchen, DE;
Markus Kneissler, Buehlertal, DE;
Julian Botiov, Buehl, DE;
Inventors:
Assignee:
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 7/08 (2006.01); F16D 29/00 (2006.01);
U.S. Cl.
CPC ...
F16D 29/005 (2013.01); F15B 7/08 (2013.01);
Abstract
A hydrostatic actuator, in particular, a hydrostatic clutch actuator, having a master cylinder including a housing and a piston that is axially displaceable in the housing and applies pressure to a pressure chamber, a gearing mechanism converting a rotary drive into an axial movement, and an electric motor driving the gearing mechanism to rotate and including a stator and a rotor, where the pressure chamber is arranged axially between the piston and the electric motor with respect to an axis of rotation of the electric motor.