Test Headform [Commercial Practices] Law and Legal Definition

According to 16 CFR 1203.4 [Title 16 -- Commercial Practices; Chapter II -- Consumer Product Safety Commission; Subchapter B -- Consumer Product Safety Act Regulations; Part 1203 -- Safety Standard for Bicycle Helmets; Subpart A -- The Standard], test headform is “a solid model in the shape of a human head of sizes A, E, J, M, and O as defined in draft ISO/DIS 6220-1983. Headforms used for the impact-attenuation test shall be constructed of low-resonance K-1A magnesium alloy. The test headforms shall include surface markings corresponding to the basic, coronal, midsagittal, and reference planes.”