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:
Sep. 08, 2026
Filed:
Dec. 16, 2022
Applicant:
Erdrich Umformtechnik Gmbh, Renchen-Ulm, DE;
Inventors:
Assignee:
Erdrich Umformtechnik GmbH, Renchen-Ulm, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D 65/18 (2006.01); F16D 121/04 (2012.01); F16D 125/06 (2012.01);
U.S. Cl.
CPC ...
F16D 65/18 (2013.01); F16D 2121/04 (2013.01); F16D 2125/06 (2013.01);
Abstract
A piston () for a disk brake is proposed, with the piston having an outer part () and an inner part () inserted into the outer part (), wherein a cavity () is formed between the outer part () and the inner part (), which cavity is closed in a fluid-tight manner by at least one fluid-tight connection () between the inner part () and the outer part () to prevent ingress of hydraulic fluid.