Patent ID: 6912946

Claim:
A vacuum booster system, the system comprising: a vacuum booster assembly, the vacuum booster assembly having a primary chamber and a secondary chamber; an outer tube having a first end and a second end, the first end in communication with the secondary chamber of the vacuum booster assembly, the outer tube operably coupled to the secondary chamber by a dynamic seal including a diaphragm; an airflow control assembly, the airflow control assembly operably coupled to the second end of the outer tube; and an inner tube concentric to the outer tube, the inner tube having a first end and a second end, the first end of the inner tube operably coupled to the airflow control assembly, the second end of the inner tube in communication with the primary chamber of the vacuum booster assembly; wherein air flows from the primary chamber of the vacuum booster assembly to the airflow control assembly within the inner tube and air flows from the airflow control assembly to the secondary chamber of the vacuum booster assembly within the outer tube.