US 12,337,638 B2
Shock absorber
Kazuma Ando, Tokyo (JP); and Tomohiro Kimizu, Tokyo (JP)
Assigned to KYB CORPORATION, Tokyo (JP)
Appl. No. 17/924,584
Filed by KYB CORPORATION, Tokyo (JP)
PCT Filed May 6, 2021, PCT No. PCT/JP2021/017342
§ 371(c)(1), (2) Date Nov. 10, 2022,
PCT Pub. No. WO2022/009511, PCT Pub. Date Jan. 13, 2022.
Claims priority of application No. 2020-116054 (JP), filed on Jul. 6, 2020.
Prior Publication US 2023/0182521 A1, Jun. 15, 2023
Int. Cl. B60G 13/00 (2006.01); F16F 9/54 (2006.01)
CPC B60G 13/006 (2013.01) [B60G 2202/24 (2013.01); B60G 2204/129 (2013.01); B60G 2204/4304 (2013.01); B60G 2206/41 (2013.01); B60G 2206/8201 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A shock absorber comprising:
a shock absorber main body having an outer shell and a rod that is movably inserted into the outer shell; and
a knuckle bracket attached, by welding, to an outer circumference of a bottom end of the outer shell, wherein
the knuckle bracket includes: a holding portion that has a cylindrical shape with a C-shaped cross section with a split on a front side, and that holds an outer circumference of the outer shell; a pair of attachment portions that extend radially outwards, and in parallel with each other, from two respective circumferential ends of the holding portions, and that are able to be coupled to a knuckle in a vehicle; and reinforcing portions formed by bending top ends of the attachment portions, in a direction approaching each other, and that holds the outer circumference of the outer shell together with the holding portion; and a C-shaped welded portion having a C-shaped surface that is formed by top ends of the reinforcing portions and a top end of the holding portion, and that is to be welded along an outer circumference of the outer shell, the C-shaped welded portion being formed by welding the C-shaped surface to the outer shell, across a range from a position spaced from one circumferential end of the C-shaped surface, traversing across an upper part of a rear side of the holding portion, to another circumferential end of the C-shaped surface.