Sign In. Please enter your username or email address, you will receive a link to create a new password via email. Submit a Comment Cancel reply Your email address will not be published. Get Faster. Take the Driver61 Scorecard Test. Take Test Now. Learn More. Username or Email. Drivers, including Earnhardt, have complained that the device is too bulky, would restrict movements and would make it difficult for drivers to exit the car in emergencies.
Ford has offered to pay for a HANS device for any driver who wants to wear one. Sign up for our Newsletter! Mobile Newsletter banner close. Mobile Newsletter chat close. With only a neck to restrain it, a pound helmeted head lunges forward at g during a g head-on collision.
The restraint provided by the HANS device reduces neck tension by 81 percent, shear by 72 percent, and the total neck load by 78 percent. The head experiences a tolerable 62 g. Downing wore a HANS prototype in a race. Three years later, Wayne State University, in Detroit, Michigan, tested the device on a crash sled, the first such test of any racing-safety equipment in America, according to Hubbard.
CART made the device mandatory in Weights given are for raw devices and are affected by size. Tethers and padding add weight.
HANS Devices are one of the strongest parts of your safety gear but should be inspected periodically or after major impacts. Tethers should be replaced after any major impact.
Any sign of de-lamination or surface cracking and exposed composite material means the device has served its purpose and should be replaced.
Even the most thorough inspection can fail to detect damage. This is one of the reasons that we do not resell used devices, and we do not recommend that anyone buy a used device. What is the difference between the different series available? Pro Series are made of hand laid, high modulous carbon fiber and Sport Series are made of injection molded carbon fiber.
When I put the device on, it rubs against my neck. Is that normal? The padding is adjustable and moving it away from the neck often remedies this concern.
0コメント