Patent ID: 9579943
Date: 2017-02-28
CPC Classifications: B01D,B60G,F04B,F16K,Y10T

Claim:
1. A compressed air supply system for operating a pneumatic system, the compressed air supply system comprising: an air supply and an air compressor configured to supply a compressed air supply with compressed air; a venting line having a vent valve arrangement and a vent port configured to vent air; and a compressed air supply line having an air dryer and a compressed air connection configured to supply the pneumatic system with compressed air, wherein the air dryer includes a drying container containing a drying agent through which compressed air can flow, wherein the drying container includes a wall defining a recess free from the drying agent and the vent valve arrangement is disposed at least partly in the recess, and wherein the vent valve arrangement is a controllable solenoid valve arrangement having a primary valve, a secondary valve, and a solenoid part, the primary valve and the secondary valve being activatable by a common controller of the solenoid part acting on both.