Rotary switch type mask assembly for welders

The utility model relates to a protective device for electric arc welding. The device is composed of parts, such as a protective cover, a fixing picture frame, a rotary picture frame, a pull wire, a trigger, a pair of electrode holders, etc. When the utility model is used for performing operations,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	RONGXI CUI
Format:	Patent
Sprache:	eng
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PROSTHESES TREATMENT OR PROTECTION OF EYES OR EARS
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Beschreibung
Zusammenfassung:	The utility model relates to a protective device for electric arc welding. The device is composed of parts, such as a protective cover, a fixing picture frame, a rotary picture frame, a pull wire, a trigger, a pair of electrode holders, etc. When the utility model is used for performing operations, only the trigger is wrenched and the rotary picture frame can be closed and opened by the traction of the pull wire. The device has the characteristics of compact structure, easy operation, labor saving and safety.