Magnetic rotary sensor.

摘要

A bobbin unit comprising a cylindrical bobbin with reeled coil, a pole piece set in said bobbin, a magnet disposed at the edge of poll piece, and a terminal connected to said terminal, is mounted on a stay with engaging extrusion of the bobbin, and the bobbin unit and the stay are covered together with a body molded with resin. "O" ring is installed between said pole piece and said bobbin. <IMAGE>