Front Brake Chamber (STR)

Front Brake Chamber structure is diaphragm type.It transformsthe air pressure output from valve to mechanical thrust, driving the Brake, lead to the front of automobile brings Brake moment.When applying the Brake,the air pressure comes into through the mouth of inputting,driving the diaphragm,, lead to the handspike be pushed out.When relieving the brake ,the air pressure is vent from valve to 0,andthe springwill lead the handspike back.