Sealed transfer valve assembly

摘要

A sealing article 17 is provided in the opening edge of a depression 2c provided in a manifold 2 to connect a supply connector 16 and a receiving connector 44 in an air-tight manner. A solenoid section 33, in which a solenoid 31 in each of pilot valve 21a and 21b and a receiving connector 44 that supplies power to connector 31 are sealed into a synthetic resin 45, is provided in a transfer valve 3A. Solenoid section 33 has a lamp circuit board 49 mounted on its outer surface to receive power from receiving connector 44, and includes power supply indicator lamps 48; and a cover 50, covering the whole of lamp circuit board 49, mounted to form an air-tight seal on its outer surface via a gasket 52.