US 12,441,146 B2
Strut bearing unit for a motor vehicle
Xavier Blanchard, Saint-Cyr-sur-Loire (FR); Jordan Renaudon, Saint-Cyr-sur-Loire (FR); Bruno Montboeuf, Saint-Cyr-sur-Loire (FR); and Paul Rabourdin, Chambray lès Tours (FR)
Assigned to AKTIEBOLAGET SKF, Gothenburg (SE)
Filed by AKTIEBOLAGET SKF, Gothenburg (SE)
Filed on Apr. 11, 2024, as Appl. No. 18/632,665.
Claims priority of application No. 202310415146.1 (CN), filed on Apr. 18, 2023.
Prior Publication US 2024/0352963 A1, Oct. 24, 2024
Int. Cl. F16C 19/16 (2006.01); B60G 13/00 (2006.01); B60G 15/06 (2006.01); F16C 35/04 (2006.01)
CPC B60G 13/003 (2013.01) [B60G 15/068 (2013.01); F16C 19/16 (2013.01); F16C 35/042 (2013.01); B60G 2204/128 (2013.01); B60G 2204/418 (2013.01); F16C 2326/05 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A strut bearing unit for a motor vehicle, the motor vehicle having a chassis and a top mount connected with or integrally formed with the chassis, the strut bearing unit comprising:
a lower cup configured to support a suspension spring;
an upper cup configured to couple with the top mount; and
a bearing disposed between the upper cup and the lower cup;
wherein the upper cup has an inner cylindrical surface and a first set of protruding ribs formed on the inner cylindrical surface for providing a connection between the top mount and the upper cup;
wherein the first set of protruding ribs extends axially and is circumferentially distributed around the inner cylindrical surface, each rib of the first set of protruding ribs having a first axial portion and a second axial portion; and
wherein the first axial portion of each rib has a radial thickness and the second axial portion of each rib has a radial thickness, the radial thickness of the first axial portion being different than the radial thickness of the second axial portion.