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:
Jul. 24, 2007
Filed:
Oct. 21, 2003
Applicants:
Günter Rau, Füssen, DE;
Lorenz Sigl, Lechaschau, AT;
Inventors:
Günter Rau, Füssen, DE;
Lorenz Sigl, Lechaschau, AT;
Assignee:
PMG Fuessen GmbH, Fuessen, DE;
Primary Examiner:
Int. Cl.
CPC ...
B21D 53/28 (2006.01); B22F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A relatively economical process allows producing sintered shaped parts, such as sliding sleeves in motor vehicle transmissions. Open-pored undercut surfaces are formed at an internal toothing by hypocycloid milling of the part prior to its final hardening.
Rau, Günter. (2007). Process for mechanically forming undercuts on sintered shaped parts based on iron (U.S. Patent No. 7246439). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7246439
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile