Dual-power automatic change-over switch

Dual-power automatic change-over switch

The utility model relates to a dual power supply automatic change-over switch, comprising a housing; a movable core pull rod; the locking piece can move between a blocking position and an avoiding position, when the locking piece is located at the blocking position, the locking piece blocks the movi...

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Hauptverfasser: ZENG XIAOJING, DING DAYOU, WU JIAN, MAO SHUNXIAN
Format: Patent
Sprache:chi ; eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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creator ZENG XIAOJING
DING DAYOU
WU JIAN
MAO SHUNXIAN
description The utility model relates to a dual power supply automatic change-over switch, comprising a housing; a movable core pull rod; the locking piece can move between a blocking position and an avoiding position, when the locking piece is located at the blocking position, the locking piece blocks the moving core pull rod from moving towards the direction of the electromagnet, and when the locking piece is located at the avoiding position, the locking piece allows the moving core pull rod to move towards the direction of the electromagnet; the padlock piece is fixed to the locking piece and can move between an extending position and a retracting position, when the locking piece is located at the blocking position, the padlock piece is located at the extending position, at least one part of the padlock piece extends out of the shell at the moment, and when the locking piece is located at the avoiding position, the padlock piece is located at the retracting position, at the moment, the padlock piece is located in the
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subjects BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
title Dual-power automatic change-over switch
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