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:
Oct. 08, 2024
Filed:
Dec. 04, 2023
Applicants:
Thyssenkrupp Rothe Erde Germany Gmbh, Dortmund, DE;
Thyssenkrupp Ag, Essen, DE;
Inventors:
Joerg Rollmann, Lippstadt, DE;
Thomas Handreck, Anroechte, DE;
Bernd Lueneburg, Muelheim, DE;
Matthias Toefke, Lippstadt, DE;
Christian Liewen, Lippstadt, DE;
Assignees:
thyssenkrupp rothe erde Germany GmbH, Dortmund, DE;
thyssenkrupp AG, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/64 (2006.01); B21H 1/12 (2006.01); C21D 9/40 (2006.01); F16C 19/38 (2006.01);
U.S. Cl.
CPC ...
F16C 33/64 (2013.01); B21H 1/12 (2013.01); C21D 9/40 (2013.01); F16C 19/386 (2013.01); F16C 2220/44 (2013.01); F16C 2223/10 (2013.01); F16C 2240/18 (2013.01); F16C 2360/31 (2013.01);
Abstract
A rotor bearing having a rolling bearing raceway in an unhardened core region of a rolling bearing ring element that further includes an outer layer hardened to a surface hardening depth wherein the rolling bearing raceway is formed by a roll, wherein a diameter of the roll is 8 to 25 times the surface hardening depth.