JPS60172560U - Lumbar support - Google Patents
Lumbar supportInfo
- Publication number
- JPS60172560U JPS60172560U JP6045784U JP6045784U JPS60172560U JP S60172560 U JPS60172560 U JP S60172560U JP 6045784 U JP6045784 U JP 6045784U JP 6045784 U JP6045784 U JP 6045784U JP S60172560 U JPS60172560 U JP S60172560U
- Authority
- JP
- Japan
- Prior art keywords
- lumbar support
- lumbar
- shaft
- adjustment mechanism
- cam
- 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.)
- Pending
Links
Landscapes
- Chair Legs, Seat Parts, And Backrests (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図及び第２図は本考案の第１実施例を示し、第１図
は分解斜視図、第２図は要部断面図、第３図は本考案の
第２実施例を示す分解斜視図である。
２・・・・・・サイドフレーム、３・・・・・・ランバ
ーユニット、４・・・・・・軸、５・・・・・・揺動ア
ーム、６・・・・・・８字バネ、１１・・・・・・調整
機構、１１１・・・・・・シャフト、３６．１１２・・
・・・・カム、３５，１１３・・・・・・ガイド。1 and 2 show a first embodiment of the present invention, FIG. 1 is an exploded perspective view, FIG. 2 is a sectional view of main parts, and FIG. 3 is an exploded perspective view showing a second embodiment of the invention. It is a diagram. 2... Side frame, 3... Lumbar unit, 4... Axis, 5... Swing arm, 6... Figure 8 spring , 11...adjustment mechanism, 111...shaft, 36.112...
...Cam, 35,113...Guide.
Claims (1)
ーム間に懸架された腰椎支持用バネとからなるランバー
ユニットの揺動端に連繋して、これを前後に傾動させる
調整機構を備えた可動式ランバーサポートにおいて、該
調整機構は、一方のサイドフレームを貫通して軸支され
た調整用シャフトと、シャフトの貫通先端に螺合された
カムと、シャフトの回転操作を伴うカムの移動によりラ
ンバーユニットを前後に傾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。A movable unit that is connected to the swinging end of a lumbar unit consisting of an arm swingably supported between side frames and a lumbar support spring suspended between the arms, and has an adjustment mechanism that tilts it back and forth. In the type lumbar support, the adjustment mechanism includes an adjustment shaft that is pivotally supported through one side frame, a cam that is screwed to the penetrating end of the shaft, and a lumbar adjustment mechanism that moves the cam with rotation of the shaft. A lumbar support characterized by a unit that tilts forward and backward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6045784U JPS60172560U (en) | 1984-04-24 | 1984-04-24 | Lumbar support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6045784U JPS60172560U (en) | 1984-04-24 | 1984-04-24 | Lumbar support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60172560U true JPS60172560U (en) | 1985-11-15 |
Family
ID=30587822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6045784U Pending JPS60172560U (en) | 1984-04-24 | 1984-04-24 | Lumbar support |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60172560U (en) |
-
1984
- 1984-04-24 JP JP6045784U patent/JPS60172560U/en active Pending
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