US 11,980,996 B2
Device and method for producing a curved lateral surface on a rolling element
Werner Heuer, Vallendar (DE); and Holger Paetzold, Burgebrach (DE)
Assigned to Schaeffler Technologies AG & Co. KG, Herzogenaurach (DE)
Appl. No. 17/280,965
Filed by Schaeffler Technologies AG & Co. KG, Herzogenaurach (DE)
PCT Filed Oct. 16, 2019, PCT No. PCT/DE2019/100900
§ 371(c)(1), (2) Date Mar. 29, 2021,
PCT Pub. No. WO2020/078514, PCT Pub. Date Apr. 23, 2020.
Claims priority of application No. 10 2018 125 825.9 (DE), filed on Oct. 18, 2018.
Prior Publication US 2021/0354261 A1, Nov. 18, 2021
Int. Cl. B24B 5/26 (2006.01); B24B 41/06 (2012.01)
CPC B24B 5/26 (2013.01) [B24B 41/067 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A device for producing a curved lateral surface on a rolling element for a rolling bearing, comprising:
a grinding apparatus for grinding the curved lateral surface;
a retaining apparatus comprising a control wheel with a convexly profiled peripheral feeding surface for retaining the rolling element during the grinding; and
a dressing apparatus for profiling the convexly profiled peripheral feeding surface of the control wheel.