JPS6363943U - - Google Patents

Description

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

第１図は本考案実施例の外観を示す正面図、第
２図、第３図、第４図は夫々平面図、左側面図、
右側面図である。又第５図は第２図の“Ａ―Ａ”
線にそい一方のケースを外して内部が見えるよう
にした側面図で、上記実施例が閉路している状態
を示し、第６図は開路した瞬間を、第７図はリセ
ツト可能の状態を夫々示す側面図である。又第８
図、第９図、第１０図、第１２図、第１３図は上
記実施例がそなえる絶縁物５、キヤツプ３、曲げ
加工されたバイメタル素子１１、トリツプばね板
２６、補助可動接触片３２の斜面図、第１１図は
曲げ加工前のバイメタル素子板を示すものである
。 図で１，２はケース、３はキヤツプ、５は絶縁
物、８は電源端子、９は固定接点、１０は負荷端
子、１１はバイメタル素子、１６は可動接点、２
０は押ボタン、２４はスプリング、２６はトリツ
プばね板、２９は絶縁性のコ字状垂下部、３２は
補助可動接触片、３６は耳部、３８は補助固定接
触片、３９，３９′は補助端子。 FIG. 1 is a front view showing the external appearance of an embodiment of the present invention, FIGS. 2, 3, and 4 are a plan view, a left side view, and
It is a right side view. Also, Figure 5 is “A-A” in Figure 2.
This is a side view showing the inside of the case by removing one case along the line, showing the above embodiment in a closed state, Fig. 6 showing the moment the circuit is opened, and Fig. 7 showing the state in which it can be reset. FIG. Also the 8th
9, 10, 12, and 13 show the insulator 5, cap 3, bent bimetal element 11, trip spring plate 26, and slopes of the auxiliary movable contact piece 32 provided in the above embodiment. FIG. 11 shows the bimetal element plate before bending. In the figure, 1 and 2 are the case, 3 is the cap, 5 is the insulator, 8 is the power terminal, 9 is the fixed contact, 10 is the load terminal, 11 is the bimetal element, 16 is the movable contact, 2
0 is a push button, 24 is a spring, 26 is a trip spring plate, 29 is an insulating U-shaped hanging part, 32 is an auxiliary movable contact piece, 36 is an ear part, 38 is an auxiliary fixed contact piece, 39, 39' are auxiliary fixed contact pieces. Auxiliary terminal.

Claims (1)

【実用新案登録請求の範囲】 (1) 固定接点９と該固定接点９と接触開離する
過電流により反転作用を行うバイメタル１１と、
該バイメタル１１の反転作用により押し揚げられ
耳部３６を支点として反時計方向に変位するトリ
ツプばね板２６と、該トリツプばね板２６の変位
により押ボタン２０を拘束から解放して移動する
とともに可動接点１６と固定接点９との間に挿入
される絶縁性コ字状垂下部２９とを備え、前記押
釦２０の押圧により絶縁性コ字状垂下部２９を可
動接点１６と固定接点９の間より除去してなる過
電流保護装置。 (2) 押釦２０の移動により補助固定接触片３８
と補助可動接触片３２をオンオフせしめる実用新
案登録請求の範囲第１項記載の過電流保護装置。[Claims for Utility Model Registration] (1) A fixed contact 9 and a bimetal 11 that performs a reversal action due to an overcurrent that contacts or breaks the fixed contact 9;
The trip spring plate 26 is pushed up by the reversal action of the bimetal 11 and displaced counterclockwise using the ear portion 36 as a fulcrum, and the displacement of the trip spring plate 26 releases the push button 20 from its restraint and moves it, and the movable contact. 16 and the fixed contact 9. The insulating U-shaped hanging part 29 is removed from between the movable contact 16 and the fixed contact 9 by pressing the push button 20. Overcurrent protection device. (2) By moving the push button 20, the auxiliary fixed contact piece 38
The overcurrent protection device according to claim 1, which turns on and off the auxiliary movable contact piece 32.