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US 12,607,241 B2Granted
Brake device
AssigneeHyundai Mobis Co., Ltd.
InventorBo Ram Yoon
Life of this patent
Estimating the term…
Abstract
A brake device includes a brake pad, a pad thruster connected to the brake pad to linearly move the brake pad, and a caliper body provided with a cylinder space allowing the pad thruster to be seated therein. The pad thruster may include a conversion assembly configured to convert rotational motion into rectilinear motion, and at least two pistons connected to one end of the conversion assembly. The conversion assembly is seated in the cylinder space, and the at least two pistons are positioned outside of the cylinder space.
Claims8
A brake device comprising:
- a brake pad;
- a pad thruster connected to the brake pad to linearly move the brake pad;
- and
- a caliper body provided with a cylinder space allowing the pad thruster to be seated therein,
- wherein the pad thruster comprises:
- a conversion assembly configured to convert rotational motion into rectilinear motion;
- and
- at least two pistons connected to one end of the conversion assembly,
- wherein the conversion assembly is seated in the cylinder space,
- wherein the at least two pistons are positioned outside of the cylinder space,
- wherein the conversion assembly comprises:
- a bolt screw configured to rotate about an axis;
- and
- a movable nut connected to the bolt screw,
- wherein the movable nut is moved along a longitudinal direction of the cylinder space by rotation of the bolt screw,
- wherein the at least two pistons are connected to a head of the movable nut,
- wherein the pad thruster further comprises a pivotable linkage rotatable about an axis extending in a vertical direction, and
- wherein the pivotable linkage and the head of the movable nut are pivotably connected by a bolt fastened in the vertical direction.
15 more elements
Dependencies are inferred from the claim text.