JPS62188259U - - Google Patents
Info
- Publication number
- JPS62188259U JPS62188259U JP1986077859U JP7785986U JPS62188259U JP S62188259 U JPS62188259 U JP S62188259U JP 1986077859 U JP1986077859 U JP 1986077859U JP 7785986 U JP7785986 U JP 7785986U JP S62188259 U JPS62188259 U JP S62188259U
- Authority
- JP
- Japan
- Prior art keywords
- rod
- support member
- cylinder
- lumbar
- lumbar vertebra
- 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
Links
- 238000004804 winding Methods 0.000 claims 2
Landscapes
- Chair Legs, Seat Parts, And Backrests (AREA)
- Seats For Vehicles (AREA)
Description
第１図ないし第４図は本考案の一実施例を示し
、第１図は腰椎部支持装置の斜視図、第２図は腰
椎部支持装置の底面図、第３図は正面図、第４図
は腰椎部支持装置を備えたシートの斜視図、第５
図ないし、第７図はそれぞれ本考案の互いに異な
る実施態様を示す腰椎部支持装置のそれぞれ底面
図である。
１……腰椎部支持装置、２，３……シートバツ
クフレーム、４……ベース、１３，１３′，１３
″……リンク機構、１４……腰椎支持部材、２２
，２３……ばね、２６……摩擦ロツク機構、２７
……シリンダ、２８……ロツド、３３，３４……
制動部材、３６……操作部材。
1 to 4 show an embodiment of the present invention, in which FIG. 1 is a perspective view of a lumbar support device, FIG. 2 is a bottom view of the lumbar support device, FIG. 3 is a front view, and FIG. The figure is a perspective view of a seat equipped with a lumbar support device.
7 through 7 are bottom views of lumbar support devices showing different embodiments of the present invention, respectively. 1... Lumbar support device, 2, 3... Seat back frame, 4... Base, 13, 13', 13
″...link mechanism, 14...lumbar support member, 22
, 23... Spring, 26... Friction lock mechanism, 27
...Cylinder, 28...Rod, 33,34...
Braking member, 36...operating member.
Claims (1)
に移動可能に支持された腰椎支持部材と、 上記ベースと腰椎支持部材との間に設けられて
上記腰椎支持部材を前側に付勢するばねと、 一端が上記ベース側に取着され他端側が上記腰
椎支持部材または上記リンク機構に取着された摩
擦ロツク機構であつて、シリンダと、このシリン
ダの軸方向に移動自在に挿入されたロツドと、上
記シリンダの内面とロツドの外面との間に巻装さ
れてロツドに巻付いた状態においては上記シリン
ダに対するロツドの移動を阻止し、巻付けを弛め
る方向に操作された状態においてはロツドの移動
を許容する制動部材と、この制動部材のロツドへ
の巻付けを弛める方向に操作可能なロツク解除用
の操作部材とを備えたシリンダ・ロツド式の摩擦
ロツク機構と、 を具備したことを特徴とする座席の腰椎部支持
装置。[Claims for Utility Model Registration] A base fixed to the seatback frame; A lumbar support member supported so as to be movable in the front and back direction via a link mechanism; and between the base and the lumbar support member. a spring provided on the lumbar vertebra support member to bias the lumbar vertebra support member forward; a friction lock mechanism having one end attached to the base side and the other end attached to the lumbar vertebra support member or the link mechanism; A rod is inserted movably in the axial direction of the cylinder, and is wound between the inner surface of the cylinder and the outer surface of the rod, and when wound around the rod, prevents the rod from moving relative to the cylinder. A cylinder equipped with a braking member that allows movement of the rod when the rod is operated in the direction of loosening the winding, and an unlocking operation member that can be operated in the direction of loosening the winding of the braking member around the rod. - A lumbar support device for a seat, characterized by having a rod-type friction locking mechanism and the following.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986077859U JPH053076Y2 (en) | 1986-05-23 | 1986-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986077859U JPH053076Y2 (en) | 1986-05-23 | 1986-05-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62188259U true JPS62188259U (en) | 1987-11-30 |
| JPH053076Y2 JPH053076Y2 (en) | 1993-01-26 |
Family
ID=30926261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986077859U Expired - Lifetime JPH053076Y2 (en) | 1986-05-23 | 1986-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH053076Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007137469A (en) * | 2005-11-17 | 2007-06-07 | Matsuyama Sangyo Kk | Top lid for container |
| JP2022074447A (en) * | 2020-11-04 | 2022-05-18 | トヨタ紡織株式会社 | Lumber support device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4759767B2 (en) | 2008-12-08 | 2011-08-31 | 本田技研工業株式会社 | Vehicle lumbar support mechanism |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54115025U (en) * | 1978-01-31 | 1979-08-13 | ||
| JPS56140353U (en) * | 1980-03-26 | 1981-10-23 |
-
1986
- 1986-05-23 JP JP1986077859U patent/JPH053076Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54115025U (en) * | 1978-01-31 | 1979-08-13 | ||
| JPS56140353U (en) * | 1980-03-26 | 1981-10-23 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007137469A (en) * | 2005-11-17 | 2007-06-07 | Matsuyama Sangyo Kk | Top lid for container |
| JP2022074447A (en) * | 2020-11-04 | 2022-05-18 | トヨタ紡織株式会社 | Lumber support device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053076Y2 (en) | 1993-01-26 |
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