{
  "$type": "site.standard.document",
  "description": "An electronic parking brake system includes an electronic parking brake (EPB) including a pair of brake pads disposed on both sides of a brake disc rotating with a rear wheel of a vehicle, a piston provided to press the pair of brake pads, a nut member provided to press the piston, a spindle member…",
  "path": "/patents/1331991",
  "publishedAt": "2022-11-24T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60T13/746",
    "MANDO CORPORATION"
  ],
  "textContent": "An electronic parking brake system includes an electronic parking brake (EPB) including a pair of brake pads disposed on both sides of a brake disc rotating with a rear wheel of a vehicle, a piston provided to press the pair of brake pads, a nut member provided to press the piston, a spindle member provided to move the nut member, and an electric motor configured to rotate the spindle member; a wheel speed sensor configured to detect a wheel speed of the rear wheel; a G sensor configured to detect a longitudinal acceleration of the vehicle; an accelerator pedal sensor configured to detect an operation of an accelerator pedal of the vehicle; an EPB switch configured to receive a parking apply command or a parking release command from a driver; and a controller configured to control the electric motor, wherein the controller is configured to determine whether a residual clamping force is present in the EPB based on a rear wheel speed or the longitudinal acceleration at a time of departure of the vehicle after parking is released, and when the residual clamping force is present, release the residual clamping force through an additional parking release control.",
  "title": "ELECTRONIC PARKING BRAKE SYSTEM AND METHOD FOR CONTROLLING CLAMPING FORCE THEREOF"
}