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:
Jan. 07, 2020
Filed:
Sep. 19, 2017
Applicant:
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Inventor:
Christoph Margraf, Markdorf, DE;
Assignee:
ZF FRIEDRICHSHAFEN AG, Friedrichshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 25/0635 (2006.01); F16D 25/12 (2006.01); F16D 48/02 (2006.01); F16D 25/0638 (2006.01); F16D 13/68 (2006.01);
U.S. Cl.
CPC ...
F16D 25/0635 (2013.01); F16D 25/0638 (2013.01); F16D 25/12 (2013.01); F16D 25/14 (2013.01); F16D 13/683 (2013.01); F16D 2300/08 (2013.01);
Abstract
A rotating shifting element arrangement for an automatic transmission of a vehicle, having a cylinder element (), is proposed, in which an actuating piston () for actuating a shifting element () is arranged in an axially movable way, a compensating cavity () of the shifting element () being provided by way of the actuating piston () and an oil dam (), and wherein the oil dam () is fixed radially outside the piston face () of the actuating piston ().