Vehicle seat back and method of manufacturing the same

Patent metadata

Field	Value
Publication number	US-11634052-B2
Application number	US-202117464269-A
Country	US
Kind code	B2
Filing date	Sep 1, 2021
Priority date	Nov 9, 2018
Publication date	Apr 25, 2023
Grant date	Apr 25, 2023

Abstract

A vehicle seat back may include an integrated suspension structure including a suspension wire and suspension mounting guides coupled to both sides of the suspension wire; and a seat back pad foamed for integrating with the integrated suspension structure in a state in which the integrated suspension structure is inserted into a mold for seat back pad formation.

First claim

What is claimed is:

1. A vehicle seat back comprising:
an integrated suspension structure including a suspension wire and suspension mounting guides coupled to a first portion and a second portion of the suspension wire; and
a seat back pad foamed for integrating with the integrated suspension structure, wherein the suspension wire includes:
a plurality of horizontal wires;
a plurality of vertical wires connected perpendicular to the plurality of horizontal wires; and
a plurality of hook wires extending obliquely forward from distal end portions of the horizontal wires;
wherein each of the suspension mounting guides has:
a support groove formed for insertion of a seat back frame; and
hook fastening holes formed in a front of the support groove for insertion of the plurality of hook wires of the suspension wire into the hook fastening holes; and
wherein a side airbag guide is formed to protrude from at least one of the suspension mounting guides in a direction away from the suspension wire, and the side airbag guide is integrally formed with the suspension mounting guides.

2. The vehicle seat back of claim 1 , wherein the seat back pad is foamed for integrating with the integrated suspension structure while the integrated suspension structure is inserted into a mold for seat back pad formation.

3. The vehicle seat back of claim 1 , wherein the integrated suspension structure is embedded in the seat back pad during foaming of the seat back pad, and support grooves formed in the suspension mounting guides are exposed to an outside of the seat back pad.

4. The vehicle seat back of claim 3 , wherein end portions of a side plate of a seat back frame are inserted into the support grooves of the suspension mounting guides.

Assignees

• Hyundai Motor Co Ltd
• Kia Corp
• Hyundai Transys Inc

Inventors

• Cha Ju Hyun
• Kim Gil Ju
• Na Seon Chae
• Jung Chan Ho
• Wang Teh Chiang

Classifications

• B29C44/58

  Moulds · CPC title

• B60N2/72

  Attachment or adjustment thereof · CPC title

• B60N2/64 Primary

  Back-rests {or cushions (B60N2/2222 takes precedence)} · CPC title

• B60N2/7094 Primary

  Upholstery springs · CPC title

• B29C44/12

  Incorporating or moulding on preformed parts, e.g. inserts or reinforcements · CPC title