{
  "$type": "site.standard.document",
  "description": "The multi-layer comfortable air fiber structure disclosed in the present invention comprises a comfortable upper layer and a supportive lower layer, wherein the comfortable upper layer and the supportive lower layer are respectively prepared by hot pressing single-layer air fiber sheets formed from…",
  "path": "/patents/1378930",
  "publishedAt": "2026-03-05T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60N2/64",
    "YANFENG INTERNATIONAL AUTOMOTIVE TECHNOLOGY CO., LTD."
  ],
  "textContent": "The multi-layer comfortable air fiber structure disclosed in the present invention comprises a comfortable upper layer and a supportive lower layer, wherein the comfortable upper layer and the supportive lower layer are respectively prepared by hot pressing single-layer air fiber sheets formed from air fibers with different spinning directions, and a bottom surface of the comfortable upper layer is mechanically connected with an upper surface of the supportive lower layer. The present invention also discloses a preparation method for the multi-layer comfortable air fiber structure. The backrest or the backrest disclosed in the present invention is prepared from the above-mentioned multi-layer comfortable air fiber structure. The seat disclosed in the present invention is formed by the above seat cushion and backrest. The present invention meets the demand for comfort by adjusting the density and hardness of the comfortable upper layer and the supportive lower layer, and meanwhile achieves the purpose of saving materials.",
  "title": "MULTI-LAYER COMFORTABLE AIR FIBER STRUCTURE, PREPARATION METHOD THEREFOR, AND SEAT CUSHION, BACKREST AND SEAT PREPARED THEREFROM"
}