US 12,188,533 B2
Disc brake and cover component
Khai Piau Lim, Hitachinaka (JP); and Shinji Suzuki, Hitachinaka (JP)
Assigned to Hitachi Astemo, Ltd., Ibaraki (JP)
Appl. No. 17/785,101
Filed by Hitachi Astemo, Ltd., Ibaraki (JP)
PCT Filed Dec. 10, 2020, PCT No. PCT/JP2020/046108
§ 371(c)(1), (2) Date Jun. 14, 2022,
PCT Pub. No. WO2021/125052, PCT Pub. Date Jun. 24, 2021.
Claims priority of application No. 2019-228246 (JP), filed on Dec. 18, 2019.
Prior Publication US 2023/0025307 A1, Jan. 26, 2023
Int. Cl. F16D 55/226 (2006.01); F16D 65/00 (2006.01); F16D 55/00 (2006.01)
CPC F16D 65/0081 (2013.01) [F16D 55/226 (2013.01); F16D 65/0075 (2013.01); F16D 2055/002 (2013.01); F16D 2055/0037 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A disc brake which is a disc brake braking a vehicle having a disc rotating together with a wheel, the disc brake comprising:
a mounting member mounted on a non-rotating portion of the vehicle;
a pair of brake pads;
a caliper provided on the mounting member to be movable and configured to press the pair of brake pads against the disc;
a cover member covering a recessed part of the caliper; and
a locking member provided separately from the cover member and configured to fix the cover member to the caliper, wherein
the caliper includes:
a cylinder part having a cylinder hole in which a piston for moving one of the pair of brake pads is disposed;
a bridge part extending across an outer circumferential surface of the disc from the cylinder part;
a plurality of claw parts formed on an extended distal end side of the bridge part and disposed to face the cylinder part; and
the recessed part provided between the plurality of claw parts, having an opening at a disc radial direction inner end, and formed to face the cylinder hole, and
the locking member includes:
a fixing part fixed to the cover member; and
a plurality of locking pieces extending from the fixing part in a direction inclined with respect to a movement direction of the piston to come into contact with an inner surface of the recessed part with an elastic force.