Face shield for helmet

Details Face shield for helmet Face shield for helmet

A - Human Necessities

42

B

A42B 3/22 (2006.01) A42B 3/24 (2006.01)

Patent

CA 2213803

A face shield for a helmet. The face shield having a weather lens and a face lens spaced from the weather lens so as to form an air gap, is characterized in that an electroconductive film is attached to the air gap of the weather lens, in that upper and lower electrodes are printed on upper and lower sides of the electroconductive film, receptively, and in that the weather lens is made from a material such as a polycarbonate, butyrate, or an acrylic, and the face lens from an anti-fog sheet.

Écran facial pour casque. Cet écran est constitué d'une lentille de protection ainsi que d'une lentille faciale espacée de la lentille de protection afin de former une ouverture de circulation d'air. Il se caractérise par le fait : qu'un film électro-conducteur est fixé à la partie d'ouverture de la lentille de protection; que des électrodes supérieure et inférieure sont imprimées sur les côtés supérieur et inférieur du film, de façon réceptive; que la lentille de protection est formée d'un matériau comme le polycarbonate, le butyrate ou l'acrylique; que la lentille faciale est composée d'un film anti-buée.

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