JPH0445447U

JPH0445447U -

Info

Publication number: JPH0445447U
Application number: JP1990024582U
Authority: JP
Priority date: 1990-03-12
Filing date: 1990-03-12
Publication date: 1992-04-17
Anticipated expiration: 2005-03-12
Also published as: JP2511086Y2

Description

[Brief explanation of the drawing]

第１図は本案品に係るランバサポート装置の操
作レバー取付構造を用いた自動車座席の斜視図、
第２図は第１図に示す操作レバー取付構造の斜視
図、第３図は第２図の操作レバー取付構造の分解
斜視図、第４図は操作レバーの移動状態を示す側
面図、第５図イは操作レバーを最上部へ位置した
状態の筒状材と操作レバーの接合面の正面図、第
５図ロは第５図イの状態における操作レバー取付
状態の側面図、第６図イは操作レバーを最下部へ
位置した状態の第５図イと同様な正面図、第６図
ロは第６図イの状態における操作レバー取付状態
の側面図、第７図は第１図に示すシートバツクの
正面図、第８図は従来構造におけるシートバツク
の正面図、第９図は第８図に示すシートバツクの
側面図である。図中、Ｅはシートバツクの側面、Ｃはシートバ
ツクの腰椎部、Ｄはランバサポート装置、１は操
作レバー、２はランバプレート、８は回転軸、９
は筒状材、１１は筒状材の凹凸状部、１２は操作
レバーの凹凸状部、１３はばねである。 FIG. 1 is a perspective view of an automobile seat using the operating lever mounting structure of the lumbar support device according to the proposed product;
2 is a perspective view of the operating lever mounting structure shown in FIG. 1, FIG. 3 is an exploded perspective view of the operating lever mounting structure shown in FIG. 2, FIG. 4 is a side view showing the moving state of the operating lever, and FIG. Figure A is a front view of the joining surface of the cylindrical member and the operating lever with the operating lever positioned at the top, Figure 5 B is a side view of the operating lever installed in the state of Figure 5 A, and Figure 6 I is a front view similar to FIG. 5A with the operating lever positioned at the lowest position, FIG. 6B is a side view of the operating lever installed in the state shown in FIG. 6A, and FIG. 7 is shown in FIG. FIG. 8 is a front view of the seat bag in a conventional structure, and FIG. 9 is a side view of the seat bag shown in FIG. 8. In the figure, E is the side of the seat bag, C is the lumbar vertebrae of the seat bag, D is the lumbar support device, 1 is the operating lever, 2 is the lumbar plate, 8 is the rotation axis, 9
11 is a cylindrical member, 11 is an uneven portion of the cylindrical member, 12 is an uneven portion of an operating lever, and 13 is a spring.

Claims

[Scope of utility model registration request]

A cylindrical member provided in a direction orthogonal to the side surface of the seat bag and fixed to the frame of the seat bag; The rotating shaft is inserted through the material, and the operating lever is connected to the rotating shaft and the cylindrical member to rotate the rotating shaft, and each joint surface of the cylindrical member and the operating lever is provided with a concave portion and a convex portion, respectively. A spring is attached to the operating lever that always biases the operating lever in the direction of the rotation axis, and when the operating lever is rotated upward or downward, the uneven portion of the operating lever and the cylindrical member are attached to the operating lever. An operating lever mounting structure for a lumbar support device, wherein the operating lever is moved in the axial direction with respect to the cylindrical member by joining with the uneven portion of the lumbar support device.