For vehicles manufactured on or after September 1, 2009 and before September 1, 2010, manufacturers may comply with the standard in this § 571.202 or with the European regulations referenced in S4.3 of this § 571.202, instead of the standard in § 571.202a, only to the extent consistent with phase-in specified in § 571.202a.

(a) For vehicles manufactured for sale in the United States on or after September 1, 2009, and before September 1, 2010, a percentage of the manufacturer's production, as specified in S6.1, shall meet the requirements specified in this § 571.202a without regard to any option to comply with the standard in § 571.202 or with the European ...

This final rule upgrades Federal Motor Vehicle Safety Standard No. 202, Head Restraints (FMVSS No. 202). The standard, which seeks to reduce whiplash injuries in rear collisions, currently requires head restraints for front outboard designated seating positions in passenger cars and in light multipurpose passenger vehicles, trucks and buses.

2011年1月21日 · FMVSS 202a, Head Restraints, specifies requirements for head restraints to reduce the frequency and severity of neck injury in rear end and other collisions. The standard applies to each front and rear outboard Designated Seating Position (DSP) with a head restraint, and allows head restraints to be tested either dynamically or statically.

2023年4月7日 · 本期文章简单介绍美标《FMSS202a Head restraint》中的技术要求和试验方法。 一共涉及11项技术要求/试验，可以分为“尺寸和静态性能”、“动态性能和宽度”、“非使用位置”和“高度调整极限”4大部分，其中前2部分任选其一执行，满足要求即可。 1. 头枕高度前. 本期文章简单介绍美标《FMSS202a Head restraint》中的技术要求和试验方法。 一共涉及11项技术要求/试验，可以分为“尺寸和静态性能”、“动态性能和宽度”、“非使用位置”和“高度调整极限”4大部分，其中 …

2023年4月13日 · 本期文章简单介绍美标《FMSS202a Head restraint》中的技术要求和试验方法。 一共涉及11项技术要求/试验，可以分为“尺寸和静态性能”、“动态性能和宽度”、“非使用位置”和“高度调整极限”4大部分，其中前2部分任选其一执行，满足要求即可。 1. 头枕高度. 前排外侧头枕在至少一个调整位置的高度不低于800mm，其他外侧头枕在任何调整位置的高度不低于750mm。 为了保证头枕与车顶内饰表面、车窗和车辆结构部件之间留有足够的间隙，对于前排外侧座椅可以 …

FMVSS No. 202 Sled Tests, ∆V ≈ 17.3 km/h. m → head mass A → CG acceleration FHR → Force on the head applied by the head restraint. Fx → Shear force at the top of the neck Fz → Tensile force at the top of the neck.

(202 Final Rule: Rear head restraint means a rear seat back, or any independently adjustable seat component attached to or adjacent to a seat back, that has a height equal or greater than

This Standard applies to MPVs, trucks and buses with a GVWR of 10,000 lbs. (4,536 kg) or less. It specifies dimensional and performance requirements for head restraints. Applicability: Read the Complete Standard. Copyright © NTEA. All rights reserved.

Since January 1, 1969, passenger cars have been required by FMVSS No. 202 to have head restraints in the front outboard positions. FMVSS No. 202 also applies to light trucks manufactured after August 31, 1991. In 1982, NHTSA evaluated2 head restraints in passenger