Patent ID: 9550483
Date: 2017-01-24
CPC Classifications: B60T

Claim:
1. A master cylinder arrangement comprising: a master cylinder; a brake fluid reservoir chamber connected to the master cylinder by a first neck of the brake fluid reservoir chamber which is arranged in a first upper chamber of the master cylinder; and a first floating orifice plate; wherein: supply access holes extend through a surface of a first piston, opening to a first pressure chamber interiorly of the piston; the piston extends through a bore hole of the master cylinder; a first drill hole extends through an interior wall of the master cylinder, from a first side of the drill hole, facing the brake fluid reservoir chamber, to a second side of the drill hole, that opens into the bore hole, such that the drill hole provides fluidic communication between the fluid reservoir chamber and the pressure chamber via the supply access holes of the piston when the piston is in a rest position; the first side of the drill hole opens into a bottom of the upper chamber of the master cylinder; a top of the upper chamber of the master cylinder is partially delimited by a bottom edge of the neck of the brake fluid reservoir chamber; and the floating orifice plate: wherein the floating orifice plate is shaped like a disk equipped with supports that are on a top face of the floating orifice plate.