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Vehicle seat

  • US 9,376,044 B2
  • Filed: 08/09/2013
  • Issued: 06/28/2016
  • Est. Priority Date: 08/14/2012
  • Status: Active Grant
First Claim
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1. A vehicle seat comprising:

  • a seat cushion part and a seat back part, whereinthe seat cushion part has a cushion frame unit supporting a cushion member for the seat cushion part and the seat back part has a back frame unit supporting a cushion member for the seat back part,a left and right side frames constituting the cushion frame unit are coupled to and supported by a left and right sliders, respectively, constituting a seat slide device, and are each constituted of one or a plurality of plate-shaped frames long in a forward and backward direction and formed of a thin material made of metal with a predetermined thickness or less,a plurality of beams are bridged across the left and right side frames of the cushion frame unit,at least one of the left and right side frames is supported on the seat slide device via a truss support part receiving a force in the forward and backward direction, the truss support part being formed of a coupling support part with respect to the slider, the beams bridged across the left and right side frames, and an inter-node connecting part coupling the coupling support part and the beams in a direction substantially orthogonal to a disposition direction of the beams,coupling support parts for the left and right side frames and the left and right sliders are provided between a substantially center part and a rear edge in the forward and backward direction of the side frames, and the left and right coupling support parts are coupled by a first shaft member, andthe truss support part is formed ofthe first shaft member,two beams out of a plurality of beams disposed between the substantially center part and the rear edge in the forward and backward direction of the side frames, andinter-node connecting parts respectively connecting vicinities of respective ends of the two beams, and vicinities of ends of the first shaft member and the vicinities of respective ends of the two beams.

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