Heated viewing body of safety helmet or safety spectacles has electrically conducting and at least partly transparent material removably attached to viewing body with intermediate spaces

The viewing body has a heater (3) consisting of electrically conducting and at least partly transparent material that is removably attached to the viewing body (2). An intermediate vol. is formed between opposing surfaces of the viewing body and heater at least over part of the area. Es wird ein Sic...

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Bibliographische Detailangaben
Hauptverfasser:	BORSOS, GUENTER, MADLENER, ROLAND, KARG, JOCHEN
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS CONTACT LENSES DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS ELECTRIC HEATING ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR ELECTRICITY FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HATS HEAD COVERINGS HEADWEAR HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE OPTICS ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PHYSICS PROSTHESES SPECTACLES SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURESAS SPECTACLES TREATMENT OR PROTECTION OF EYES OR EARS
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