JPS62119866U

JPS62119866U -

Info

Publication number: JPS62119866U
Application number: JP755886U
Authority: JP
Priority date: 1986-01-21
Filing date: 1986-01-21
Publication date: 1987-07-30
Also published as: JPH0428426Y2

Description

[Brief explanation of the drawing]

図面はこの考案の一実施例を示すもので、第１
図は背体取付け前の状態を背体の一部を切欠いて
示した斜視図、第２図はこの考案を適用した椅子
全体の斜視図、第３図は背枠の斜視図、第４図は
背枠の嵌合穴形成部分の拡大正面図、第５図は第
４図におけるＶ―Ｖ線断面図、第６図は第３図に
おける―線断面図、第７図は取付け金具に嵌
合ピンを取着する前の状態の斜視図、第８図は雌
ねじ金具の斜視図、第９図は背体の嵌合ピンと背
枠の嵌合孔との嵌合状態を示す部分断面図、第１
０図は固定用ねじを雌ねじ金具に螺合した状態を
示す部分断面図、第１１図は背枠と支杆との取付
け部を示す分解斜視図、第１２図は同じく取付け
状態での断面図である。１…椅子、３…座体、６…背枠、６３…嵌合穴
、６４…貫挿孔、７…背体、７１…芯板、７４…
嵌合ピン、７５…取付け金具、７６…雌ねじ金具
、８…固定用ビス。 The drawing shows one embodiment of this invention.
The figure is a perspective view with a part of the back body cut away before the back body is attached, Figure 2 is a perspective view of the entire chair to which this invention is applied, Figure 3 is a perspective view of the back frame, and Figure 4 is an enlarged front view of the fitting hole forming part of the back frame, Fig. 5 is a sectional view taken along line V-V in Fig. 4, Fig. 6 is a sectional view taken along line - - in Fig. A perspective view of the state before the dowel pin is attached, FIG. 8 is a perspective view of the female threaded fitting, and FIG. 9 is a partial cross-sectional view showing the fitted state of the dowel pin of the back body and the fit hole of the back frame. 1st
Figure 0 is a partial sectional view showing the state in which the fixing screw is screwed into the female threaded metal fitting, Figure 11 is an exploded perspective view showing the attachment part between the back frame and the support rod, and Figure 12 is a sectional view in the same installed state. It is. 1... Chair, 3... Seat body, 6... Back frame, 63... Fitting hole, 64... Penetration hole, 7... Back body, 71... Core plate, 74...
Fitting pin, 75...Mounting metal fittings, 76...Femally threaded metal fittings, 8...Fixing screws.

Claims

[Claims for Utility Model Registration] (1) In a chair in which the back body is attached to an annular back frame provided above the rear of the seat body, there is provided a fitting pin projecting upwardly from the upper part of the core plate of the back body. At the same time, a female screw fitting is fixed to the lower part of the core plate, and a fitting hole that can fit the fitting pin is formed in the upper inner surface of the back frame, is fixed to the back frame by inserting its fitting pin into the fitting hole of the back frame, and screwing the fixing screw inserted through the back frame from below into the female threaded metal fitting. What is claimed is: 1. A back body attachment device for a chair, characterized in that: (2) The back body attachment device for a chair according to claim 1, wherein the fitting pin is formed by a screw screwed into the attachment fitting so that it can move forward and backward.