JPS6282708U - - Google Patents

Description

[Brief explanation of drawings]

Figure 1 is a sectional view of the electromagnetic solenoid according to this invention, Figure 2 is an electrical wiring diagram of the electromagnetic solenoid according to this invention shown in Figure 1, and Figure 3 is the characteristics of the electromagnetic solenoid according to this invention shown in Figure 2. Figure, 4th
5 is a sectional view of a conventional electromagnetic solenoid, FIG. 5 is an electrical wiring diagram of the conventional electromagnetic solenoid shown in FIG. 4, and FIG. 6 is a characteristic diagram of the conventional electromagnetic solenoid. In the figure, 1 is an exciting coil, 2 and 10 are movable cores,
3 is a stopper, 4 is a pipe, 5 and 13 are frames, 6 is a connecting part, 7 and 17 are power supplies, 8 is a switch, 9 and 16 are electric wires, 11 is a light source generator, 12 is a light source detector, and 14 is a signal Processor, 15 is a controller, H
is a hole. It should be noted that the same or corresponding parts in the figures are indicated by the same reference numerals.

Claims (1)

[Scope of utility model registration request] In an electromagnetic solenoid that converts electromagnetic energy into mechanical linear motion by energizing an AC or DC excitation coil and moving a movable core, the movable core has a hole at an arbitrary position that penetrates in a direction perpendicular to the direction of movement; a signal wave generator provided on the movable iron core; a signal detector provided opposite to the signal wave generator and receiving the output signal wave of the signal wave generator through a hole in the movable iron core; An electromagnetic solenoid comprising: a signal processor that processes an output signal from a detector; and a controller that controls a current flowing through an exciting coil based on the output signal from the signal processor.