Cipher alarm circuit switch
The utility model discloses a cipher alarm circuit switch. In the utility model, the switching base is provided with lever switches. The middle part of the lever of each lever switch is connected with the upper end of a pivot. The lower parts of both ends of the lever are respectively provided with...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model discloses a cipher alarm circuit switch. In the utility model, the switching base is provided with lever switches. The middle part of the lever of each lever switch is connected with the upper end of a pivot. The lower parts of both ends of the lever are respectively provided with a clamping groove. The two lever switches are respectively provided with a clamping groove which is positioned at the lower part of the same cipher key. One of the additional two clamping grooves of the two lever switches is arranged at the lower part of a shutting key, and the other of the additional two clamping grooves of the two lever switches is arranged at the lower part of an additional cipher key. When the switches are started, the power supply can be switched on only according to the designed order. The electrical equipment is difficult to open by the person who does not know the opening cipher of the cipher alarm circuit switch. When the key is pressed in error, the cipher alarm circuit switch can realize the alarm. |
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