Patent ID: 6185739
Filing Date: 2001-02-13
Classification: A61F

Abstract:
A light shielding helmet system comprising:a helmet shell configured for placement on the head of a user, said helmet shell having an opening therein at a front of the shell for providing said user with a field of vision beyond the helmet, and a rim around the shell opening;a first lens holder having a first lens-holding configuration for holding a first set of one or more lens plates, said first lens holder being releasably mountable on the helmet shell in a working position in which the first lens holder engages the rim of the helmet shell, in which the first lens holder is disposed in front of the shell opening, and in which the one or more lens plates held by the first lens holder are generally aligned with the shell opening;a second lens holder having a second lens-holding configuration different from said first lens-holding configuration of the first lens holder for holding a second set of one or more lens plates, said second lens holder being releasably mountable on the helmet shell in a working position in which the second lens holder engages the rim of the helmet shell, in which the second lens holder is disposed in front of the shell opening, and in which the one or more lens plates held by the second lens holder are generally aligned with said shell opening; anda mounting system on said first and second lens holders and said helmet shell which enables reach lens holder to be releasably mounted on said helmet shell so that the first and second lens holders can be used interchangeably with the same helmet shell, said mounting system comprising one or more snap-fastening elements on each of said first and second lens holders which are cooperable with one or more snap-fastening elements on said helmet shell to releasably fasten either one of said lens holders in its said working position on the helmet shell.