Contoured face shields and method of producing optically...

Details Contoured face shields and method of producing optically... Contoured face shields and method of producing optically...

A - Human Necessities

41

D

A41D 13/11 (2006.01) A42B 3/22 (2006.01) B29C 51/42 (2006.01) A61F 9/04 (2006.01)

Patent

CA 2696079

A face shield comprising a contoured visor with three-dimensional structures with varying angles along multiple axes for improved protection and user comfort, an adjustable attachment member for easy user adjustment, and head contact area with improved ventilation. Methods of producing optically clear three-dimensional plastic structures with varying angles along multiple axes and tools for said method.

L'invention concerne un écran facial comprenant une visière façonnée avec des structures en trois dimensions avec des angles variables le long de multiples axes pour une protection et un confort améliorés de l'utilisateur, un élément de fixation réglable pour un réglage facile par l'utilisateur et une zone de contact de la tête présentant une meilleure ventilation. Des procédés de production de structures en plastique en trois dimensions transparentes avec des angles variables le long d'axes multiples et d'outils pour ledit procédé sont proposés.

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