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Seat cushion structure of chair

  • US 9,622,585 B1
  • Filed: 09/24/2015
  • Issued: 04/18/2017
  • Est. Priority Date: 09/24/2015
  • Status: Active Grant
First Claim
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1. A seat cushion structure of chair, comprises:

  • a seat cushion body having a chamber provided on its upper end surface, a plurality of holders being provided on two opposite walls of the chamber, each holder on one wall of the chamber being provided in such a manner that it corresponds to the holder on the opposite wall;

    a plurality of spring steel wires having their two ends fixed on the holders provided on the opposite walls of the chamber of the seat cushion body so as to span across the chamber;

    an elastic pad having its shape formed correspondingly to the upper end surface of the seat cushion body so as to cover the upper end surface of the seat cushion bodywherein a retaining hole is formed on each of the holders of the seat cushion body, and retaining portions are formed on both ends of each spring steel wire in such a manner that each retaining portion of each spring steel wire is engaged with the corresponding retaining hole;

    wherein the upper end surface of the seat cushion body further has a groove formed along the periphery of the seat cushion body, while the bottom side of the elastic pad is correspondingly formed with a flange along the periphery of the elastic pad in such a manner that the flange of the elastic pad is inserted into the groove of the seat cushion body;

    wherein a plurality of tapped holes are provided on the bottom wall of the groove of the seat cushion body, and a plurality of tapped holes are correspondingly provided on the end face of the flange of the elastic pad, and a plurality of fastening members are employed to lock into the tapped holes on the groove of the seat cushion body and on the flange of the elastic pad so as to fix the seat cushion body and the elastic pad together.

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