Simoncelli's Helmet in Memories and lessonHelmet into the spotlight in the deadly accident that killed the Italian Marco Simoncelli in the Sepang Circuit, Malaysia, yesterday afternoon. Simoncelli's life can not be saved one hour after falling from his motorcycle. At that time regardless wearing helmets, then struck his motorcycle ridden by Colin Edwards and Valentino Rossi.
Here are qualified helmet probably you should consider:
1. This provision of material or materials helmet
a. Made from strong materials and not metal, does not change when placed in the open air at a temperature of 0 degrees Celsius to 55 degrees Celsius for at least four hours and is not affected by ultraviolet radiation, and must withstand the influence of gasoline, oil, soap, water , detergents and other cleaning
b. Supplementary material should be resistant weathered helmet, waterproof, and can not be affected by changes in temperature
c. The materials that come into contact with the body should not be made of materials that can cause skin irritation or disease and does not reduce the strength against impact and physical changes as a result of direct contact with perspiration, oils and fats of the wearer.
2. Terms of construction helmet
a. High helmet at least 114 millimeters measured from the top of the helmet to the main areas namely the horizontal plane through the ear hole and the bottom of the holder of the eyeball,
b. Helmets should consist of a hard shell with a smooth surface, a layer of impact damper and the chin strap,
c. Circumference of a circle inside the helmet. The size of S between 500 - less than 540 millimeters, M between 540 - less than 580, L between 580 - less than 620 and XL sizes more than 620
d. Shell made of hard materials, as thick and homogeneous ability, not fused with a protective face and eyes and should not have a local reinforcement
e. Impact damper consists of a layer of shock absorbers mounted on the inner surface of the shell with a thickness of at least 10 millimeters and a net helmet or other construction that functions like a net helmet.
f. Chin strap width is a minimum of 20 millimeters and must be fully functioning as a binder helmet when worn on the head and equipped with earmuffs and neck,
g. Shell there should be no protrusion whose height exceeds 5 millimeters from the surface of the outer shell and each bulge should be covered with soft material and there should be no sharp edges,
h. Wide angle of view around at least 105 degrees on each side and the vertical angle of view at least 30 degrees above and 45 degrees below the main field.
i. Helmets should be fitted with ear protectors, neck cover, pet that can be moved, or close the chin shields.
j. Has the protective helmet
k. Helmets must be maintained on the user's head with great force through or using a rope by tying under the chin or pass under the chin strap holder associated with the shell.
m. Helmets should not affect the function of the user's aura of a hazard. Ventilation holes mounted on the shell in such a way as to maintain the temperature in the space between the head and shell.
n. Any protrusion of the tip of a nail / rivet must be a arches and must not stand more than 2 mm from the surface of the outer shell.
