| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a polarized electromagnet device of which a service life is extended by reducing a quantity of slide wearing of a movable iron core rod and a magnetic pole element. <P>SOLUTION: In the polarized electromagnet device provided with a movable iron core portion equipped with a movable iron core rod 5 and a movable iron core plate 4 fixed on one end of the movable iron core rod 5, a permanent magnet 7, an electromagnetic coil 6 through which the movable iron core rod 5 penetrates, a magnetic pole element 3 having a attraction hole 3a in which the other end of the movable iron core rod 5 is attracted by excitation of the electromagnetic coil 6, and a fixed iron core portion equipped with a magnetic pole plate 2 of which a cross section is approximately L-shaped and a fixed iron core 1 of which a cross section is approximately U-shaped; a sliding member 12 of non-magnetic substance is provided on the other end of the attraction hole 3a and/or the movable iron core rod 5. <P>COPYRIGHT: (C)2004,JPO</p> |
