Magnetic valve, as inlet or output valve for integrated circuit engine; has permanent magnet mounted on valve stem, with ring fixed on cylinder to detect movement

摘要

The valve has a shaft (2) in a casing and a meter for determining the shaft position. The meter has a permanent magnet (6) and an attached magnetic-field sensitive sensor. Shielding provides suppression of electromagnetic interference. The magnet is secured to a spring plate (3,15).