JPS59184547U

JPS59184547U - Seat back support

Info

Publication number: JPS59184547U
Application number: JP1983059509U
Authority: JP
Inventors: ピ−タ−　ムカ−ドル
Original assignee: アシコ株式会社
Priority date: 1983-04-22
Filing date: 1983-04-22
Publication date: 1984-12-08

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 drawings]

第１図は本案背当て具の要部切欠正面図、第２図は同縦
断側面図、第３図は本案背当て具に使用する基枠部材の
実施例を示す正面図、第４図は同上側面図、第５図は本
案背当て具の側面図、第６図は本案背当て具の他の実施
例を示す側面図であ　　　　゛る。図中１は基枠部材、１１は外枠、１２は支持杆、１２ａ
は固定板、１３は補強杆、２はカバー、２３は背当て面
、３はエアーバック、４は注排気手段、４１．４２は夫
々注気部としての手動ポンプとバルブ、４１２は排気手
段としてのキャップ、４３は連結部としてのチューブ、
５は取付手段としての取付紐を示す。１４″３２２　′ ”−ｖへ、１１１Ｎ、　　１１、’；　１ｆｉｌ’ｌｌ　　　　− イ　　　　　″″−Fig. 1 is a cutaway front view of essential parts of the proposed back support, Fig. 2 is a vertical sectional side view of the same, Fig. 3 is a front view showing an embodiment of the base frame member used in the proposed back support, and Fig. 4 is a front view of the main part of the proposed back support. FIG. 5 is a side view of the back support device according to the invention, and FIG. 6 is a side view showing another embodiment of the back support device according to the invention. In the figure, 1 is a base frame member, 11 is an outer frame, 12 is a support rod, 12a
1 is a fixed plate, 13 is a reinforcing rod, 2 is a cover, 23 is a backrest surface, 3 is an air bag, 4 is an air inlet/exhaust means, 41.42 is a manual pump and valve as an air inlet part, and 412 is an exhaust means. cap, 43 is a tube as a connecting part,
Reference numeral 5 indicates an attachment string as an attachment means. 1 4″322′″-v, 111N, 11,′; 1fill'll-i″″-

Claims

[Scope of utility model registration request]

a base frame member that faces the back of the human body; a cushion-shaped back support surface formed on the side of the base frame member that contacts the human body; and a cushion-shaped back support surface disposed behind the back support surface and fixed to the base frame member. A fixing plate, an air bag interposed between the fixing plate and the back support surface and arranged at a position that fits the waist of the human body, and a communication device for injecting and discharging air into and out of the air bag at any time. A seat back support configured to change the shape and hardness of the portion of the back support surface that comes into contact with the human waist by inflating the air bag with the air injection and exhaust means. Ingredients.