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. 20, 2022
Filed:
Nov. 07, 2019
Borgwarner Inc., Auburn Hills, MI (US);
Michael Wilhelm Schaefer, Ketsch, DE;
Marko Marchlewski, Weyhausen, DE;
BorgWarner Inc., Auburn Hills, MI (US);
Abstract
The present invention relates to a disk () for a disk clutch or brake () comprising a first friction surface () and a second friction surface () facing away from the first friction surface (), in which recesses and/or grooves () are provided. A first type of recesses and/or grooves (), which is generated by a material shaping and/or a material casting and/or a non-material removing first manufacturing method, is provided in the first friction surface (), and a second type of recesses and/or grooves (), which is generated by a material removing second manufacturing method, is provided in the second friction surface (). In addition, the present invention relates to a disk clutch and brake () comprising such a disk () and a method for producing such a disk ().