JPH01104254U - - Google Patents
Info
- Publication number
- JPH01104254U JPH01104254U JP19977487U JP19977487U JPH01104254U JP H01104254 U JPH01104254 U JP H01104254U JP 19977487 U JP19977487 U JP 19977487U JP 19977487 U JP19977487 U JP 19977487U JP H01104254 U JPH01104254 U JP H01104254U
- Authority
- JP
- Japan
- Prior art keywords
- lumbar support
- attached
- support shaft
- support member
- pulley
- 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)
Description
第１図は本考案に係る自動車用シートのランバ
ーサポート装置の正面図、第２図は第１図の―
線断面図、第３図は第２図のカム手段部の部分
断面図、第４図は第３図中の偏平部箇所の部分拡
大図、第５図は第４図の―線断面図である。
２…前後調節機構、３…上下調節機構、４…腰
椎支持部材、８…第１板ばね、１２…第２操作レ
バー、１３…偏平部、１４…支軸、１５…プーリ
、１６…ワイヤ、１７…第２板ばね。
Figure 1 is a front view of the lumbar support device for an automobile seat according to the present invention, and Figure 2 is the same as in Figure 1.
3 is a partial sectional view of the cam means portion in FIG. 2, FIG. 4 is a partial enlarged view of the flat portion in FIG. 3, and FIG. 5 is a sectional view taken along the line -- in FIG. be. 2... Fore-aft adjustment mechanism, 3... Vertical adjustment mechanism, 4... Lumbar support member, 8... First plate spring, 12... Second operation lever, 13... Flat part, 14... Support shaft, 15... Pulley, 16... Wire, 17...Second leaf spring.
Claims (1)
に適宜角度範囲で回転可能に設けたばね部材の先
端部に取付けた腰椎支持部材の上方に回転可能に
横方向に支持して一端に回転操作部を設けるとと
もに、部分的に偏平部を設けた支軸と、支軸に一
体回転するように取付けたプーリと、一端をこの
プーリに、他端を前記腰椎支持部材に固定したワ
イヤと、適宜固定側に保持させて前記偏平部を押
圧させた板ばねとからなる上下調節機構を設けた
ことを特徴とする自動車用シートのランバーサポ
ート装置。 The lumbar support member is attached to the distal end of a spring member that extends horizontally and is supported, and is rotatably supported laterally above the lumbar support member, which is attached to the tip of a spring member that is rotatable laterally within an appropriate angle range, and has a rotation operation section at one end. and a support shaft partially provided with a flat part, a pulley attached to the support shaft so as to rotate integrally with the support shaft, a wire fixed at one end to the pulley and the other end to the lumbar support member, and fixed as appropriate. A lumbar support device for an automobile seat, characterized in that a vertical adjustment mechanism is provided, comprising a leaf spring held at a side and pressed against the flat portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19977487U JPH01104254U (en) | 1987-12-28 | 1987-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19977487U JPH01104254U (en) | 1987-12-28 | 1987-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01104254U true JPH01104254U (en) | 1989-07-13 |
Family
ID=31490212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19977487U Pending JPH01104254U (en) | 1987-12-28 | 1987-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01104254U (en) |
-
1987
- 1987-12-28 JP JP19977487U patent/JPH01104254U/ja active Pending