JPS60140457U - Lumbar support device - Google Patents

Lumbar support device

Info

Publication number
JPS60140457U
JPS60140457U JP1984027749U JP2774984U JPS60140457U JP S60140457 U JPS60140457 U JP S60140457U JP 1984027749 U JP1984027749 U JP 1984027749U JP 2774984 U JP2774984 U JP 2774984U JP S60140457 U JPS60140457 U JP S60140457U
Authority
JP
Japan
Prior art keywords
support device
lumbar support
frame
elastic support
abstract
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP1984027749U
Other languages
Japanese (ja)
Other versions
JPH023331Y2 (en
Inventor
茂 金井
Original Assignee
株式会社タチエス
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社タチエス filed Critical 株式会社タチエス
Priority to JP1984027749U priority Critical patent/JPS60140457U/en
Publication of JPS60140457U publication Critical patent/JPS60140457U/en
Application granted granted Critical
Publication of JPH023331Y2 publication Critical patent/JPH023331Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Seats For Vehicles (AREA)

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案装置を備えたバックフレームの斜視図、
第２図は本考案装置の調節機構の拡大斜視図、第３図は
同、下面図、第４図は立体カムの拡大斜視図、第５図は
弾性支持体の係合辺部と立体カムの溝の係合状態を示す
正面図、第６図は立体カムの溝の隆起部の説明に供する
断面図、第７図は弾性支持体の変化の説明に供する路線
的下面図である。FIG. 1 is a perspective view of a back frame equipped with the device of the present invention;
Figure 2 is an enlarged perspective view of the adjustment mechanism of the device of the present invention, Figure 3 is a bottom view of the same, Figure 4 is an enlarged perspective view of the three-dimensional cam, and Figure 5 is the engagement side of the elastic support and the three-dimensional cam. FIG. 6 is a cross-sectional view illustrating the raised portion of the groove of the three-dimensional cam, and FIG. 7 is a schematic bottom view illustrating changes in the elastic support.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] フレームの両側辺部間に弾性支持体を配し、該弾性支持
体の一端部側を上記フレームの一側辺部に固定し、他端
部側を上記フレームの他側辺部に内外方向に摺動自在に
係合すると共に立体カム機構により起伏動作させるよう
にしたことを特徴とするランバーサポート装置。An elastic support is disposed between both sides of the frame, one end of the elastic support is fixed to one side of the frame, and the other end is attached to the other side of the frame in an inward and outward direction. A lumbar support device characterized in that it is slidably engaged and can be raised and lowered by a three-dimensional cam mechanism.
JP1984027749U 1984-02-28 1984-02-28 Lumbar support device Granted JPS60140457U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984027749U JPS60140457U (en) 1984-02-28 1984-02-28 Lumbar support device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984027749U JPS60140457U (en) 1984-02-28 1984-02-28 Lumbar support device

Publications (2)

Publication Number Publication Date
JPS60140457U true JPS60140457U (en) 1985-09-17
JPH023331Y2 JPH023331Y2 (en) 1990-01-25

Family

ID=30524985

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984027749U Granted JPS60140457U (en) 1984-02-28 1984-02-28 Lumbar support device

Country Status (1)

Country Link
JP (1) JPS60140457U (en)

Also Published As

Publication number Publication date
JPH023331Y2 (en) 1990-01-25

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