JPS61134346U - - Google Patents
Info
- Publication number
- JPS61134346U JPS61134346U JP1985017905U JP1790585U JPS61134346U JP S61134346 U JPS61134346 U JP S61134346U JP 1985017905 U JP1985017905 U JP 1985017905U JP 1790585 U JP1790585 U JP 1790585U JP S61134346 U JPS61134346 U JP S61134346U
- Authority
- JP
- Japan
- Prior art keywords
- support plate
- support
- shaft rod
- lumbar
- seat
- 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
- 210000004705 lumbosacral region Anatomy 0.000 claims 1
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Description
第１図は本考案の座席のランバーサポート装置
の要部を示す斜視図、第２図はそのランバーサポ
ート装置を装着した座席の全体斜視図である。
１は背もたれ部、２はシートフレーム、３はラ
ンバーサポート装置、４は枢着機構部、５はカム
操作機構部、６は弾性支持機構部、１９は第１軸
棒、２１はねじりコイルばね、２２は第２軸棒、
２６は引張コイルばねである。
FIG. 1 is a perspective view showing essential parts of a lumbar support device for a seat according to the present invention, and FIG. 2 is an overall perspective view of a seat equipped with the lumbar support device. 1 is a backrest portion, 2 is a seat frame, 3 is a lumbar support device, 4 is a pivot mechanism portion, 5 is a cam operation mechanism portion, 6 is an elastic support mechanism portion, 19 is a first shaft rod, 21 is a torsion coil spring, 22 is the second shaft rod,
26 is a tension coil spring.
Claims (1)
プレートを前後に移動することにより着座者の腰
椎部の支持の強さを調整するようにした座席のラ
ンバーサポート装置において、上記支えプレート
をばねにより回動方向に所定の付勢力を受ける第
１軸棒と、上記第１軸棒の軸線に交差する軸線上
に接地さればねにより回動方向に所定の付勢力を
受ける第２軸棒とをもつ弾性支持機構部で支持す
ることによつて、上記支えプレートを弾性的に前
後動及び全方向に傾動可能にしたことを特徴とす
る座席のランバーサポート装置。 In a seat lumbar support device that adjusts the strength of support for the lumbar region of a seated person by moving back and forth a support plate that supports the back surface of the cushion material of the backrest, the support plate is moved in the direction of rotation by a spring. an elastic support mechanism having a first shaft rod that receives a predetermined urging force from the shaft; and a second shaft rod that is grounded on an axis intersecting the axis of the first shaft rod and receives a predetermined urging force in the rotational direction by a spring. A lumbar support device for a seat, characterized in that the support plate is elastically movable back and forth and can be tilted in all directions by being supported by the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985017905U JPS61134346U (en) | 1985-02-12 | 1985-02-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985017905U JPS61134346U (en) | 1985-02-12 | 1985-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61134346U true JPS61134346U (en) | 1986-08-21 |
Family
ID=30506044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985017905U Pending JPS61134346U (en) | 1985-02-12 | 1985-02-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61134346U (en) |
-
1985
- 1985-02-12 JP JP1985017905U patent/JPS61134346U/ja active Pending
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