GAR | GRSP-70-22

Regulation:	GTR No. 22 \| Electrified Vehicle Battery Durability
Document:	GTR No. 22

Regulation:	GTR No. 22 \| Electrified Vehicle Battery Durability
Document:	GTR No. 22

Regulation:	GTR No. 9 \| Pedestrian Safety
Document:	GTR No. 9

Regulation:	GTR No. 9 \| Pedestrian Safety
Document:	GTR No. 9

Regulation:	GTR No. 13 \| Hydrogen and Fuel Cell Vehicle Safety
Document:	Amendment 1 \| Corrigendum 1

UN R129: Neck Limits; Effect of Chin-to-Chest contact and potential solutions

Document GRSP-70-22

3 December 2021

70th GRSP session (6-10 Dec 2021)

Submitted by CLEPA

70th GRSP session (6-10 Dec 2021)

11. | UN Regulation No. 129 (Enhanced Child Restraint Systems)

22. The expert from CLEPA introduced presentation GRSP-70-22 to explain the effect of chin-to-chest contact of dummies during type approval testing and potential solutions. GRSP endorsed in principle, as a pragmatic solution, the proposal from the expert from CLEPA that introduced the neck tension force limits based on measured type-approval monitoring data as proposed in GRSP-68-05. GRSP requested to continue sharing information at its May 2022 session on this subject awaiting an official proposal from the expert from CLEPA based on GRSP-68-05.

Reference Number:	EVE-81-01
Meeting Session(s):	81st EVE session (18-19 Feb)
Document date:	05 Feb 25
Regarding:	GTR No. 21 EV Power Determination \| GTR No. 22 EV Battery Durability \| HD EV Battery Durability

Reference Number:	LUPC-05-03
Meeting Session(s):	5th LUPC session (16 Jan)
Document date:	05 Feb 25
Regarding:	UN R48 Installation of Lighting

Reference Number:	WT-66-01
Meeting Session(s):	66th WT session (13 Feb)
Document date:	05 Feb 25
Regarding:	UN R117 Tire Noise, Wet Adhesion, and Rolling Resistance

Reference Number:	FADS-22-01
Meeting Session(s):	22nd FADS session (10-13 Feb)
Document date:	05 Feb 25
Regarding:	Regulation Screening for ADS

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