Patent ID: 6351853
Filing Date: 2002-03-05
Classification: A42B,Y10S

Abstract:
A helmet comprising a shell having a shock attenuation liner adjacent an interior portion of the shell and a fit system adjacent the interior portion for contacting portions of the cranium, the fit system comprising an elongate fluid impervious bladder having a first end including an inlet port in fluid communication with the bladder and a second end remote from the first end, the bladder defining a single continuous fluid flowpath between the first end and the second end for receiving fluid introducible into the bladder through the inlet port for expanding the bladder so that substantially the entire length of the bladder may be expanded to engage mutually facing portions of the cranium of the user and interior portions of the helmet, the bladder being positionable within the helmet so as to substantially wrap around side portions of the cranium, temple areas of the cranium, a rear occipital protuberance portion of the cranium and an upper portion of the cranium without compromising the fluid flow path.