B21H 1/12

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2024/0117,841 METHOD FOR INCREASING THE LOAD-BEARING CAPACITY, AND ROLLING DEVICE FOR HARD ROLLING A SURFACE-HARDENED ROLLING-BEARING RACEWAYDec 04, 23Apr 11, 24thyssenkrupp rothe erde Germany GmbH; THYSSENKRUPP AG;
2023/0101,959 Ring rolling machine with device for ring manipulationFeb 23, 21Mar 30, 23SMS group GMBH
2019/0201,969 RING-ROLLING MACHINE AND METHOD FOR LIFTING AND LOWERING THE MANDREL ROLL OF A RING-ROLLING MACHINEMar 08, 19Jul 04, 19SMS GROUP GMBH
2018/0117,663 Ring Rolling Device with Axially Fixed Rolling BearingsApr 13, 16May 03, 18Not available
2017/0274,443 METHOD FOR MANUFACTURING RING-SHAPED MEMBER AND MANUFACTURING APPARATUS FOR SAMEAug 20, 15Sep 28, 17NSK LTD.
2017/0225,222 RING-ROLLING MACHINE AND METHOD FOR LIFTING AND LOWERING THE MANDREL ROLL OF A RING-ROLLING MACHINEJan 31, 17Aug 10, 17SMS GROUP GMBH
2017/0173,658 Method for Manufacturing Ring-Shaped MemberFeb 12, 15Jun 22, 17NSK LTD.
2017/0008,066 Ring Rolling DeviceFeb 25, 14Jan 12, 17HATEBUR UMFORMMASCHINEN AG
2016/0368,041 Rolling Processing Device and Rolling Processing MethodMar 09, 15Dec 22, 16NSK LTD.
2010/0101,091 MANUFACTURING METHOD FOR BEARING OUTER RINGJan 16, 08Apr 29, 10NSK LTD.
2008/0006,347 Rolling/sliding part and production method thereofJun 21, 07Jan 10, 08JTEKT CORPORATION
2007/0266,755 Container End Forming SystemAug 30, 04Nov 22, 07DAYTON SYSTEMS GROUP, INC.
2007/0251,284 Roll standApr 20, 07Nov 01, 07SMS MEER GMBH
2006/0144,111 Method of manufacturing part internal gear and rolling machineJul 21, 04Jul 06, 06M.H. CENTER LIMITED