Big Father, Small Father at AMC Theatres-River East 21 This Weekend, Oct 16, 2015 (Friday) Festival event in Chicago, IL USA Big Father, Small Father October 16, 2015 at AMC Theatres-River East 21 in Chicago, IL 9:45PM.ind things to do this weekend in Illinois and other fun things to do.
In much the same way that vacuum boosters work, hydraulic power brake boosters rely on a pressure differential to provide braking assistance. The main difference is that it is hydraulic pressure that does the work rather than a vacuum-actuated servo.
How Hydraulic Brake Boosters Work. Your car has several intricate systems that allow you to steer, brake, speed up, and start the engine. The goal of hydraulic boosters was to use a system already in place for almost all vehicles in order to power the brakes. That system is the power steering. When you steer, fluid pressure is built up in the power steering pump due to the constant circulation of the power steering fluid.