JPS59160391U - Security buzzer - Google Patents

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 the drawing]

第１図は従来の防犯用ブザーを示したもので、　　′ａ
は側断面図、ｂは蓋を取り除いた平面図、第２図は本考
案の一実施例における防犯用ブザーを示したもので、ａ
は側断面図、ｂは蓋を取り、除いた平面図、第３図は同
防犯用ブザーの回路図、第４図は同防犯用ブザーを玄関
にセットした状態を示す斜視図である。　　　　′ １・・・・・・筐体、２・・・・・・電池、３・・・・
・・ブザー、４・・・・・・スイッチ部、５，６・・・
・・・接点、７・・・・・・ノブ、９・・・・・・リー
ドスイッチ、１５・・・・・・磁石。Figure 1 shows a conventional security buzzer.
Figure 2 is a side sectional view, b is a plan view with the lid removed, and Figure 2 is a security buzzer according to an embodiment of the present invention.
3 is a side sectional view, b is a plan view with the lid removed, FIG. 3 is a circuit diagram of the security buzzer, and FIG. 4 is a perspective view showing the security buzzer set in the entrance. ' 1... Housing, 2... Battery, 3...
... Buzzer, 4... Switch section, 5, 6...
... Contact, 7 ... Knob, 9 ... Reed switch, 15 ... Magnet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 筐体内に電池とブザーと非常時にノブを離脱して接点を
閉じるスイッチ部とを設け、前記スイッチ部と直列にリ
ードスイッチを接続し、このリードスイッチは磁石と対
向させ、かつノブを離脱、してスイッチ部の接点を閉じ
た状態ではブザーが不吹鳴状態となり、磁石から遠ざか
った場合には、ブザーが吹鳴状態になるように構成した
防犯用ブザー。A battery, a buzzer, and a switch section that closes the contacts by detaching the knob in an emergency are provided in the housing, and a reed switch is connected in series with the switch section, and the reed switch is placed opposite the magnet, and the knob is detached and closed. A crime prevention buzzer configured so that when the contacts of the switch part are closed, the buzzer does not sound, and when it moves away from the magnet, the buzzer sounds.