JPS63118154U - - Google Patents

Description

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

第１図は本考案の一実施例を示す断面図、第２
図ａは同上の要部斜視図、ｂは同上の動作説明図
、第３図は従来例の断面図である。 １……零相変流器、２……増幅器、３……電磁
石、４……引き外し板、５……接点ばね、６……
カード、７……固定接点、８……バイメタル、９
……外部接続端子、１０……端子板、１１……ケ
ースカバー、１２……コ字状磁性体、１２ａ……
仕切板、１２ｂ……側片、１２ｃ……折曲片、１
３……長孔、１４……リベツト。 Fig. 1 is a sectional view showing one embodiment of the present invention;
Figure a is a perspective view of the main parts of the same as above, b is an explanatory view of the same as the above, and Figure 3 is a sectional view of the conventional example. 1...Zero-phase current transformer, 2...Amplifier, 3...Electromagnet, 4...Trip plate, 5...Contact spring, 6...
Card, 7... Fixed contact, 8... Bimetal, 9
... External connection terminal, 10 ... Terminal board, 11 ... Case cover, 12 ... U-shaped magnetic body, 12a ...
Partition plate, 12b...side piece, 12c...bending piece, 1
3...Long hole, 14...Rivet.

Claims (1)

【実用新案登録請求の範囲】 (1) 過電流又は漏電を検出して固定接点と接点
ばねとの間の開極を行う回路遮断器において、一
端部に固定接点を設け他端部に外部接続端子を設
けた端子板に、固定接点部と外部接続端子部とを
仕切る仕切板と、仕切板の両側端から延設され固
定接点部の両側を覆う側片とよりなるコ字状磁性
体を立設して成る回路遮断器。 (2) コ字状磁性体の少なくとも内側面に絶縁被
覆を形成して成る実用新案登録請求の範囲第１項
記載の回路遮断器。[Scope of Claim for Utility Model Registration] (1) A circuit breaker that detects overcurrent or leakage and opens a fixed contact and a contact spring, with a fixed contact at one end and an external connection at the other end. A U-shaped magnetic body consisting of a partition plate that partitions the fixed contact part and the external connection terminal part, and side pieces extending from both ends of the partition plate and covering both sides of the fixed contact part is attached to the terminal board provided with the terminal. A circuit breaker that is installed upright. (2) The circuit breaker according to claim 1, which is a U-shaped magnetic material and has an insulating coating formed on at least the inner surface of the U-shaped magnetic material.