Invention Grant
US09038252B2 Vehicle seat assembly having a hardness gradient via surface intrusions and/or protrusions 有权
具有通过表面侵入和/或突起的硬度梯度的车辆座椅组件

Vehicle seat assembly having a hardness gradient via surface intrusions and/or protrusions
Abstract:
A method of making a vehicle seat assembly comprising providing a cushion having an “A” surface, a “B” surface, a central portion, and two bolster areas, with each bolster area being adjacent the central portion, the cushion having a plurality of intrusions extending from the “A” surface towards the “B” surface to form a hardness gradient between at least one of the bolster areas and the central portion of between 8% to 25%, securing the cushion to a frame, and covering cushion with a trim member.
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