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Motor Vehicle Restraint Systems and Booster Seats Safety Regulations

Version of section 519 from 2010-05-12 to 2013-06-18:


Marginal note:Forward-facing mass-produced restraint system

 A forward-facing mass-produced restraint system for disabled persons that is subjected to a dynamic test in accordance with section 4 of Test Method 213.3 must not, when in any adjustment position for which there is no warning under subparagraph 521(1)(f)(ii),

  • (a) except in the case of a restraint system tested with the anthropomorphic test device specified in subpart S, part 572, chapter V, title 49 of the Code of Federal Regulations of the United States (revised as of October 1, 2009), allow any portion of the head of the anthropomorphic test device to pass through the vertical transverse plane — shown as the forward excursion limit in Figures 5 and 6 of Schedule 7 — that, measured along the SORL, is

    • (i) 720 mm forward of the Z point on the standard seat assembly in the case of a restraint system designed to be used by a person whose mass is not more than 30 kg, and

    • (ii) 813 mm forward of the Z point on the standard seat assembly for a restraint system designed to be used by a person whose mass is more than 30 kg;

  • (b) except in the case of a restraint system tested with the anthropomorphic test device specified in subpart S, part 572, chapter V, title 49 of the Code of Federal Regulations of the United States (revised as of October 1, 2009), allow either knee pivot point to pass through the vertical transverse plane — shown as the forward excursion limit in Figures 5 and 6 of Schedule 7 — that is 915 mm forward of the Z point on the standard seat assembly, measured along the SORL; and

  • (c) allow the angle between the restraint system’s back support surface and seating surface to be less than 45° at the completion of the test.

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