Proposal to introduce chest vertical acceleration (Az) criteria until such time as upper neck tension Force (Fz) and upper neck flexion moment (My) criteria can be established.
GRSP-65-27/Rev.1
UN R129: Amendments to document GRSP/2019/12
UN R129: Amendments to document GRSP/2019/12
Final refinements developed during the May 2019 GRSP session to the proposal to include booster cushion categories within the scope of the 03 series of amendments to UN R129 (Supplement 3 to the 03 series).