Patent ID: 7198334

Claim:
A brake fluid control device comprising: a housing including a fluid passage through which brake fluid flows, and an assembly hole in which an opening at one end opens to outside the housing, and another end communicates to the fluid passage; and an electromagnetic valve including a sleeve with a cylindrical shape where one end is received in the assembly hole, a coil disposed on an outer periphery of another end of the sleeve, and a plunger accommodated inside the sleeve, which opens and closes the fluid passage by sliding in the sleeve depending on electric current running through the coil, the brake fluid control device wherein the sleeve has an engagement portion that has a shape recessed in a radial direction of the sleeve, is formed so as to encircle an outer periphery of the sleeve, is disposed inside the assembly hole, a filter is disposed inside the sleeve, and the engagement portion is joined and placed in contact with the housing by caulking an area surrounding an opening of the assembly hole opened on the outside of the housing.