JPS58147462U

JPS58147462U - sheet structure

Info

Publication number: JPS58147462U
Application number: JP4364882U
Authority: JP
Inventors: 大島　達司
Original assignee: 日本発条株式会社
Priority date: 1982-03-27
Filing date: 1982-03-27
Publication date: 1983-10-04

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来構造の実施例を示す一部破断した斜視図、
第２図は従来の他の実施例を示す要部の断面図、第３図
はこの考案による一実施例を示す一部破断した斜視図、
第４図は第３図の要部を示す断面図、第５図はこの考案
によるクッション体の成形時を示す説明図、第６図は第
５図にて成形されたクッション体の裏面斜視図である。１・・・・・・シートクッションフレーム、２・・・・
・・コイルスフリング、１１・・・・・・クッション体
、１１ａ・・・・・・突起部、１２・・・・・・パット
サポータ、１２ａ・・・・・・突起部。FIG. 1 is a partially cutaway perspective view showing an example of a conventional structure;
FIG. 2 is a cross-sectional view of essential parts showing another conventional embodiment, and FIG. 3 is a partially cutaway perspective view showing an embodiment according to this invention.
FIG. 4 is a cross-sectional view showing the main parts of FIG. 3, FIG. 5 is an explanatory view showing the cushion body according to this invention when molded, and FIG. 6 is a perspective view of the back side of the cushion body molded as shown in FIG. 5. It is. 1... Seat cushion frame, 2...
... Coil spring, 11 ... Cushion body, 11a ... Protrusion, 12 ... Pad supporter, 12a ... Protrusion.

Claims

[Scope of utility model registration request]

For coil spring type seats, a recess corresponding to the spring installation position is formed in the upper mold, and a bat support such as cheesecloth or non-woven fabric is temporarily fixed when molding a cushion body of urethane, etc., and then a foaming part is formed in the lower mold. The stock solution is injected and foam molded between an upper mold and a lower mold, and a protrusion is integrally formed on the lower surface of the cushion body including the butt support.
A seat structure characterized in that the inner diameter part of a coil spring is fitted into the protrusion on the back surface of the cushion body and assembled.