OH-Model Drum brake duo servo (like simplex)transmission of the frictional forces of one brake shoe to the other. backing-up the same effect results...
OH-Model Pneumatic brake boosterbrakes released (vacuum valve open). brakes activated (vacuum valve closed, exterior air valve opened and working pist..
OH-Model Single-chamber brake master cylinder-function of piston, piston valve and primary sealing cup -when the brake is released, the sealing cup is..
OH-Model Tandem brake master cylinderfunction of pressure rod piston and intermediate piston.simulation of a failure of brake circuit I or II the peda..