JPS58155739U

JPS58155739U - electromagnetic switch

Info

Publication number: JPS58155739U
Application number: JP5473482U
Authority: JP
Inventors: 浜野　勲
Original assignee: 三菱電機株式会社
Priority date: 1982-04-13
Filing date: 1982-04-13
Publication date: 1983-10-18

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図および第２図はいずれも従来のこの種電磁スイッ
チを示すもので、第１図は要部断面図、第２図は接続図
、第３図はこの考案の一実施例を示す接続図、第４図は
この考案の動作特性を説明する図、第５図はこの考案の
他の実施例を示す要部断面図である。図中、１は電磁スイッチ、３は固定鉄心、１１はソレノ
イド、１３は吸引コイル、１４は保持コイル、１５は可
動鉄心、３２は界磁コイル、３３は電機子、３４は永久
磁石である。尚図中、同一符号は同一または相当部分を
示す。第２図第３図Figures 1 and 2 both show a conventional electromagnetic switch of this kind, with Figure 1 being a sectional view of the main parts, Figure 2 being a connection diagram, and Figure 3 being a connection diagram showing one embodiment of this invention. 4 are diagrams for explaining the operating characteristics of this invention, and FIG. 5 is a sectional view of a main part showing another embodiment of this invention. In the figure, 1 is an electromagnetic switch, 3 is a fixed iron core, 11 is a solenoid, 13 is an attraction coil, 14 is a holding coil, 15 is a movable iron core, 32 is a field coil, 33 is an armature, and 34 is a permanent magnet. In the drawings, the same reference numerals indicate the same or corresponding parts. Figure 2 Figure 3

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

（１）固定鉄心に巻回され付勢時に可動鉄心を吸着保持
すると共に一端が電源側端子に接続される吸引コイルお
よび保持コイルを備え、上記吸引コイルの他端が直列接
続された第１および第２の負荷を介して接地されると共
に上記保持コイルの他端が上記第２の負荷を介して接地
されるよう構成されてなる電磁スイッチ。(1) A first and a holding coil are provided, each of which is wound around a fixed iron core and which attracts and holds the movable iron core during energization, and whose one end is connected to a power supply side terminal, and the other end of the above-mentioned attraction coil is connected in series. An electromagnetic switch configured such that the holding coil is grounded via a second load, and the other end of the holding coil is grounded via the second load.

（２）固定鉄心の可動鉄心との対向端面に永久磁石が固
着されている実用新案登録請求の範囲第１項記載の電磁
スイッチ。(2) The electromagnetic switch according to claim 1, wherein a permanent magnet is fixed to the end face of the fixed core facing the movable core.