T/CESS 12-2023 Car seat comfort requirements and evaluation of sitting posture

Scope

Scope: This standard applies to the ergonomic design and evaluation of the comfort of passenger seats in M1-class automobiles. The ergonomic design and evaluation of passenger seats in other passenger vehicles or seats with similar functions can refer to the applicable content in this standard. This standard does not apply to the design and evaluation of the comfort of seats in driving states. The main technical requirements and evaluation methods in this standard apply to adults aged 18 to 70. The design and evaluation of the comfort of postures for other specific target user groups can refer to the applicable content in this standard. Main technical content: This standard provides ergonomic design principles, main technical requirements, and evaluation methods for the comfort of passenger seats in automobiles. The angle requirements for comfortable sitting and semi-reclining postures proposed in this standard can provide reference for the design and evaluation of the comfort of automobile seats and the layout of automobile interior spaces. The evaluation methods for seat posture comfort specified in this standard include evaluation principles, measurement tools, measurement benchmarks, subject selection, measurement methods, and measurement results. Innovatively, this standard proposes a method of using dummies to check the angle of seat postures. This standard also proposes a grading evaluation model for posture comfort, which can provide reference for the evaluation of the comfort level of automobile seats.

Development Information

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