JPS6097048U - Seat lumbar support device - Google Patents
Seat lumbar support deviceInfo
- Publication number
- JPS6097048U JPS6097048U JP1983190890U JP19089083U JPS6097048U JP S6097048 U JPS6097048 U JP S6097048U JP 1983190890 U JP1983190890 U JP 1983190890U JP 19089083 U JP19089083 U JP 19089083U JP S6097048 U JPS6097048 U JP S6097048U
- Authority
- JP
- Japan
- Prior art keywords
- vertical movement
- lumbar support
- hollow shaft
- support device
- rotation
- 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)
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のシートのランバーサポート装置を示す斜
視図、第２図はこの考案の一実施例に係るシートのラン
バーサポート装置を示す分解斜視図、第３図は上下動機
構の上下動状態を示す作用説明図１、第４図は回動機構
の回動状態を示す作用説明図である。
−１３・・・・・・ランバーサポート部、１６・・・・
・・スライドプレート、１８，１８Ａ・・・・・・バッ
クフレーム、２３・・・・・・カム、２４・・・・・・
中空軸、２６・・・・・・中実軸、２８・・・・・・上
下動機構、２９・・・・・・回動機構、３１・・・・・
・第１リンク、３２・・曲部２リンク、３３・・・・・
・中空軸、３４・・・・・・レバー、３６・・・・・・
第１四節回転連鎖、３７・・・・・・第２四節回転連鎖
、３８・・・・・・ノブ、３９・・・・・・中実軸。
第１図 −
ゝ−−〜ヘーノ
第３図
、、２４ 第４図 。
坐ｙFig. 1 is a perspective view showing a conventional seat lumbar support device, Fig. 2 is an exploded perspective view showing a seat lumbar support device according to an embodiment of this invention, and Fig. 3 is a vertical movement state of the vertical movement mechanism. FIGS. 1 and 4 are explanatory diagrams showing the rotating state of the rotating mechanism. -13... Lumbar support section, 16...
...Slide plate, 18, 18A...Back frame, 23...Cam, 24...
Hollow shaft, 26...solid shaft, 28...vertical movement mechanism, 29...rotation mechanism, 31...
・1st link, 32... Song section 2 link, 33...
・Hollow shaft, 34... Lever, 36...
1st four-section rotation chain, 37... Second four-section rotation chain, 38... Knob, 39... Solid shaft. Figure 1--~Heno Figure 3, 24 Figure 4. sitting
Claims (1)
けられていて、回動可能なランバーサポート部を有する
スライドプレートと、ランバーサポート部を前方に回動
させるカムとを備えたシートのランバーサポート装置に
おいて、スライドプレートを支持するパイプ状の中空軸
に上下動を付与する上下動機構と、中空軸内に上下動を
付与する上下動機構と、中空軸内に挿通されていて先端
にカムを有する中実軸に回動を付与する回動機構とを有
し、 これらの上下動機構および回動機構を作動させる操作部
を同軸構造としたことを特徴とするシートのランバーサ
ポート装置。。 ２ 上下動機構は上下方向に延びる長孔に遊挿した中空
軸に固定して取付けた第１リンクと、先端に上下動操作
部を有する中実軸に固定して取付けた第２リンクとをピ
ン連結してなることを特徴とする実用新案登録請求の範
囲第１項記載のシートのランバーサポート装置。 ３ 回動機構は第１リンクを一辺とする平行四辺形状の
第１四節回転連鎖と、□第２リンクを一辺とする平行四
辺形状の第２四節回転連鎖とを備えて回動操作部による
中空軸の回動を第１リンクに固着した中空軸内の中実軸
に伝動可能にしたことを特徴とする実用新案登録請求の
範囲第１項または第２項記載のシートのランバーサポー
ト装置。[Claims for Utility Model Registration] 1. A slide plate that is provided to be vertically movable along the longitudinal direction of the back frame and has a rotatable lumbar support portion, and a cam that rotates the lumbar support portion forward. A lumbar support device for a seat equipped with a vertical movement mechanism that applies vertical movement to a pipe-shaped hollow shaft that supports the slide plate, a vertical movement mechanism that applies vertical movement to the hollow shaft, and a vertical movement mechanism that applies vertical movement to the hollow shaft that is inserted into the hollow shaft. and a rotation mechanism that imparts rotation to a solid shaft having a cam at the tip thereof, and an operating section for operating the vertical movement mechanism and the rotation mechanism has a coaxial structure. lumbar support device. . 2 The vertical movement mechanism includes a first link fixedly attached to a hollow shaft loosely inserted into a long hole extending in the vertical direction, and a second link fixedly attached to a solid shaft having a vertical movement operation part at the tip. The lumbar support device for a seat according to claim 1, which is connected by a pin. 3. The rotation mechanism includes a first four-section rotation chain in the shape of a parallelogram with the first link as one side, and a second four-section rotation chain in the shape of a parallelogram with the second link as one side. A lumbar support device for a seat according to claim 1 or 2, characterized in that the rotation of a hollow shaft can be transmitted to a solid shaft within a hollow shaft fixed to a first link. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983190890U JPS6097048U (en) | 1983-12-09 | 1983-12-09 | Seat lumbar support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983190890U JPS6097048U (en) | 1983-12-09 | 1983-12-09 | Seat lumbar support device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6097048U true JPS6097048U (en) | 1985-07-02 |
Family
ID=30411194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983190890U Pending JPS6097048U (en) | 1983-12-09 | 1983-12-09 | Seat lumbar support device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6097048U (en) |
-
1983
- 1983-12-09 JP JP1983190890U patent/JPS6097048U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6097048U (en) | Seat lumbar support device | |
| JPS60163040U (en) | Flexible table device | |
| JPS6081034U (en) | Sai support device | |
| JPS60187649U (en) | headrest device | |
| JPS59147638U (en) | Seat depth adjustment device | |
| JPH0384244U (en) | ||
| JPS6118043U (en) | Seat with side support | |
| JPS6074663U (en) | Seat lumbar support device | |
| JPS6129643U (en) | Lumbar support device | |
| JPS6140173Y2 (en) | ||
| JPS5831851U (en) | Bottom structure of furniture and fixtures that can be moved freely | |
| JPS60175148U (en) | Sai support device | |
| JPS6063255U (en) | Seat reclining device | |
| JPH0382272U (en) | ||
| JPS60105451U (en) | reclining device | |
| JPS60166634U (en) | Seat lifter device | |
| JPS5849957U (en) | reclining seat | |
| JPS604256U (en) | Advancement and retreat mechanism of footrest in reclining chair | |
| JPS5938129U (en) | Armrest for vehicle seat | |
| JPS60154038U (en) | reclining seat | |
| JPS60128550U (en) | Seat reclining device | |
| JPS598643U (en) | Reclining chair ottoman interlocking device | |
| JPS6317650U (en) | ||
| JPS604262U (en) | vehicle seat | |
| JPS60157335U (en) | Vehicle rear seat reclining device |