JPH0324928U - - Google Patents
Info
- Publication number
- JPH0324928U JPH0324928U JP8404289U JP8404289U JPH0324928U JP H0324928 U JPH0324928 U JP H0324928U JP 8404289 U JP8404289 U JP 8404289U JP 8404289 U JP8404289 U JP 8404289U JP H0324928 U JPH0324928 U JP H0324928U
- Authority
- JP
- Japan
- Prior art keywords
- hinge
- seat
- bearing hole
- axis point
- elliptical
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図はこの考案のシートバツクヒンジ構造を
示した要部の拡大説明図、第２図はシートに実施
した概要側面図、第３図はシートの動作説明図、
第４図、第５図は楕円軸の動作説明図、第６図、
第７図は従来例を示した第２図と第３図と同様の
概要側面図である。
１……シート、３……シートクツシヨン、５…
…シートバツク、９……前方のヒンジブラケツト
、１１……後方のヒンジブラケツト、１７……楕
円軸、１７ａ……回動軸点、１９……ヒンジ孔、
２１……第１軸受孔、２１ａ……ヒンジ軸点、２
３……第２軸受孔、２５……楕円軸規制部。
Fig. 1 is an enlarged explanatory view of the main parts showing the seat back hinge structure of this invention, Fig. 2 is a schematic side view of the seat back hinge structure, Fig. 3 is an explanatory view of the operation of the seat,
Figures 4 and 5 are explanatory diagrams of the operation of the elliptical axis, Figure 6,
FIG. 7 is a schematic side view similar to FIGS. 2 and 3 showing a conventional example. 1... Sheet, 3... Seat cushion, 5...
... Seat back, 9... Front hinge bracket, 11... Rear hinge bracket, 17... Elliptical axis, 17a... Rotation axis point, 19... Hinge hole,
21...First bearing hole, 21a...Hinge axis point, 2
3...Second bearing hole, 25...Elliptical shaft regulating part.
Claims (1)
能なシートクツシヨンと、後方のヒンジブラケツ
トを支点として前倒れが可能なシートバツクを有
するシートにおいて、前記シートバツク側に、ほ
ぼ中心に回動軸点を有する楕円軸を設ける一方、
後方のヒンジブラケツトに、前記楕円軸を回転自
在に支持し楕円軸の回動軸点とほぼ一致するヒン
ジ軸点を有する第１軸受孔と、第１軸受孔と連続
し前記回動軸点が前記ヒンジ軸点より下方に臨む
位置に前記楕円軸を支持する第２軸受孔とから成
るヒンジ孔を設け、ヒンジ孔に、中立位置にある
前記シートバツクの前倒れを許すと共に後方への
動きを規制する楕円軸規制部を設けたことを特徴
とする車両用シートのシートバツクヒンジ構造。 In a seat having a seat cushion that can be flipped up using a front hinge bracket as a fulcrum, and a seat back that can be folded forward using a rear hinge bracket as a fulcrum, an elliptical shaft having a pivot point approximately at the center on the side of the seat back. While providing
The rear hinge bracket includes a first bearing hole that rotatably supports the elliptical shaft and has a hinge axis point that substantially coincides with the rotational axis point of the elliptical shaft, and a first bearing hole that is continuous with the first bearing hole and that the rotational axis point is A hinge hole consisting of a second bearing hole for supporting the elliptical shaft is provided at a position facing downward from the hinge axis point, and the hinge hole allows the seat bag in the neutral position to fall forward and restricts backward movement. A seat back hinge structure for a vehicle seat, characterized in that it is provided with an elliptical axis regulating part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8404289U JPH0616829Y2 (en) | 1989-07-19 | 1989-07-19 | Seat back hinge structure for vehicle seats |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8404289U JPH0616829Y2 (en) | 1989-07-19 | 1989-07-19 | Seat back hinge structure for vehicle seats |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0324928U true JPH0324928U (en) | 1991-03-14 |
| JPH0616829Y2 JPH0616829Y2 (en) | 1994-05-02 |
Family
ID=31632202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8404289U Expired - Lifetime JPH0616829Y2 (en) | 1989-07-19 | 1989-07-19 | Seat back hinge structure for vehicle seats |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0616829Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06156372A (en) * | 1992-03-16 | 1994-06-03 | Heiwa Rubber Kogyo Kk | Self-protection pad for kinds of wet suits |
-
1989
- 1989-07-19 JP JP8404289U patent/JPH0616829Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06156372A (en) * | 1992-03-16 | 1994-06-03 | Heiwa Rubber Kogyo Kk | Self-protection pad for kinds of wet suits |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0616829Y2 (en) | 1994-05-02 |