US 12,110,932 B2
Disc brake and laminated shim
Takayuki Kinoshita, Hitachinaka (JP)
Assigned to HITACHI ASTEMO, LTD., Ibaraki (JP)
Appl. No. 17/439,525
Filed by Hitachi Astemo, Ltd., Ibaraki (JP)
PCT Filed Nov. 22, 2019, PCT No. PCT/JP2019/045798
§ 371(c)(1), (2) Date Sep. 15, 2021,
PCT Pub. No. WO2020/213202, PCT Pub. Date Oct. 22, 2020.
Claims priority of application No. 2019-078766 (JP), filed on Apr. 17, 2019.
Prior Publication US 2022/0154790 A1, May 19, 2022
Int. Cl. F16D 65/095 (2006.01); F16D 65/02 (2006.01)
CPC F16D 65/095 (2013.01) [F16D 2065/1392 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A disc brake comprising:
an attachment member;
a caliper that is provided in the attachment member in a displaceable manner in an axial direction of a disc;
a friction pad that has a rear plate and a lining provided in a manner of being in contact with one surface of the rear plate and is pressed to the disc by the caliper;
a first shim that has a first flat plate portion and claw portions curved from an outer edge side of the first flat plate portion and attached to an outer circumferential surface of the rear plate; and
a second shim that has a second flat plate portion disposed in a manner of being sandwiched between the first flat plate portion of the first shim and the rear plate, and a bent portion curved from an outer edge side of the second flat plate portion to the first flat plate portion side,
wherein relative movement of the second shim with respect to the first shim on a plane parallel to the second flat plate portion is restricted,
wherein a leading end portion of the bent portion of the second shim is disposed within a projection plane of a largest flat surface portion of the rear plate in the disc axial direction, and
wherein a length of the bent portion of the second shim in a direction perpendicular to the second flat plate portion is longer than lengths of the claw portions of the first shim in a direction perpendicular to the first flat plate portion.