SAFETY SWITCH

PURPOSE:To provide a safety switch provided with a safety protective function for keeping the condition that the operation of an industrial machine is stopped even when the door of a room in a dangerous zone is closed while there are operators, etc., in the room. CONSTITUTION:A pair of terminals 10...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	NAKAYASU MASANORI, MATSUMOTO ATSUSHI
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS BLASTING ELECTRIC SWITCHES ELECTRICITY EMERGENCY PROTECTIVE DEVICES ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING RELAYS SAFETY DEVICES IN GENERAL SELECTORS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	PURPOSE:To provide a safety switch provided with a safety protective function for keeping the condition that the operation of an industrial machine is stopped even when the door of a room in a dangerous zone is closed while there are operators, etc., in the room. CONSTITUTION:A pair of terminals 10 of plug-in receiving structure are arranged on the unit on the side of a switch main body so that the inserting port of each terminal is exposed to the outside, and circuit ends (wirings L3, L4), for each of which the main circuit is out off, are connected to the terminals 10 while a connection tool (inserting plug) 3 is fitted attachably/detachably to the outside of the unit that is in the arrangement position of the pair of terminals 10. A pair of mutually conducted inserting fittings 31 are provided on the connection tool 3 corresponding to the pair of terminals 10, and the main circuit is connected or disconnected by fitting or removing the connection tool 3.