JPS5998556U

JPS5998556U - electrical switchgear

Info

Publication number: JPS5998556U
Application number: JP19773282U
Authority: JP
Inventors: 田丸　繁見; 洋藤井; 細貝　節夫; 伸示山県; 寺地　淳一
Original assignee: 三菱電機株式会社
Priority date: 1982-12-21
Filing date: 1982-12-21
Publication date: 1984-07-04

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

[Brief explanation of the drawing]

第１図〜第４図はいずれも従来の回路しゃ断器を示すも
ので、第１図はその回路しゃ断器のＯＮ状態を示す側断
面図、第２図はその回路しゃ断器　　゛のＯＦＦ状態を
示す側断面図、第３図はその回路しゃ断器のトリップ状
態を示す側断面図、第４図はその要部を示す平面図であ
る。第５図〜第７図はいずれもこの考案の一実施例を示
すもので、第５図はその要部を示す組立展開図、第６図
はその要部を示す側面歯、第７図は第６図の平面図、第
８図〜第１０図はいずれもこの考案の他の実施例を示す
もので、第８図はその要部を示す組立展開図、第９図は
その要部を示す側面図、第１０図は第９図の平面図であ
る。図中、６は固定接点、′７は可動接触子、７ａは可動接
触子の他片、８は可動接点、９は可動接触子腕、９ａは
ガイド面、１０は枢支ピン、１１は接圧ばねである。な
お、図中、同一符号は同−又は相当部分を示す。１２１０　　　１１９第Ｔ図′Figures 1 to 4 all show conventional circuit breakers. Figure 1 is a side sectional view showing the circuit breaker in the ON state, and Figure 2 shows the circuit breaker in the OFF state. FIG. 3 is a side sectional view showing the circuit breaker in a tripped state, and FIG. 4 is a plan view showing the main parts thereof. Figures 5 to 7 all show one embodiment of this invention, with Figure 5 being an assembled exploded view showing the main parts, Figure 6 showing the side teeth showing the main parts, and Figure 7 showing the main parts. The plan view in Fig. 6 and Figs. 8 to 10 all show other embodiments of this invention, Fig. 8 is an assembled exploded view showing the main parts, and Fig. 9 shows the main parts. The side view shown in FIG. 10 is a plan view of FIG. 9. In the figure, 6 is a fixed contact, 7 is a movable contact, 7a is the other piece of the movable contact, 8 is a movable contact, 9 is a movable contact arm, 9a is a guide surface, 10 is a pivot pin, 11 is a contact It is a pressure spring. In addition, in the figures, the same reference numerals indicate the same or corresponding parts. 1210 11 9 Figure T'

Claims

[Scope of utility model registration request]

(1) A movable contact arm connected to the opening/closing mechanism and rotatably supported; a movable contact arm rotatably supported by a pivot pin on the movable contact arm, and movable to move toward and away from the fixed contact; A movable contact made of a conductive material having a contact, and a contact pressure spring wound around the pivot pin and constantly biasing the movable contact in the direction of the fixed contact, the above-mentioned ii.
A pair of guide surfaces facing each other is provided on the J-moving contact arm.
An electric switching device characterized in that the movable contact is disposed between the pair of guide surfaces.

(2) Utility model registration claim No. 1 (
The electric switchgear described in item 1).

(3) Utility model registration claim No. 1 (1) characterized in that the pair of guide surfaces are constructed by bending the movable contact arm.
) Electrical switchgear described in paragraph 2.