JPH03109545U - - Google Patents
Info
- Publication number
- JPH03109545U JPH03109545U JP1908490U JP1908490U JPH03109545U JP H03109545 U JPH03109545 U JP H03109545U JP 1908490 U JP1908490 U JP 1908490U JP 1908490 U JP1908490 U JP 1908490U JP H03109545 U JPH03109545 U JP H03109545U
- Authority
- JP
- Japan
- Prior art keywords
- gears
- gear
- seat
- ring
- integrally
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
- Gears, Cams (AREA)
Description
第１図は本考案の一実施例に係るリクライニン
グ機構の分解斜視図、第２図は同機構の断面図、
第３図は同機構を備えたシートの斜視図、第４図
ａは同機構における一プラネタリギヤの分解斜視
図、同図ｂは同プラネタリギヤの斜視図、第５図
は同プラネタリギヤの断面図、第６図は同プラネ
タリギヤの噛合部の拡大部分模式図である。
符号の説明、１０……リクライニング機構、１
１，１２……ヒンジプレート、１１ｂ，１２ｂ…
…リングギヤ、１３……操作軸、１４……サンギ
ヤ、１５，１６ａ，１６ｂ……プラネタリギヤ、
１５ａ……内側ギヤ、１５ｂ……中間ギヤ、１５
ｃ……外側ギヤ、１５ａ２，１５ｃ２……カム凸
起、１５ｂ２，１５ｂ３……カム溝、１７……支
持プレート。
FIG. 1 is an exploded perspective view of a reclining mechanism according to an embodiment of the present invention, and FIG. 2 is a sectional view of the same mechanism.
3 is a perspective view of a seat equipped with the same mechanism, FIG. 4a is an exploded perspective view of one planetary gear in the same mechanism, FIG. 4b is a perspective view of the same planetary gear, and FIG. FIG. 6 is an enlarged partial schematic diagram of the meshing portion of the planetary gear. Explanation of symbols, 10... Reclining mechanism, 1
1, 12... Hinge plate, 11b, 12b...
...Ring gear, 13...Operation shaft, 14...Sun gear, 15, 16a, 16b...Planetary gear,
15a...Inner gear, 15b...Intermediate gear, 15
c...Outside gear, 15a2 , 15c2 ...Cam protrusion, 15b2 , 15b3 ...Cam groove, 17...Support plate.
Claims (1)
れるヒンジプレートに一体に設けられまたは一体
的に組付けられた第１のリングギヤと、シートバ
ツク側に固定されるヒンジプレートに一体に設け
られまたは一体的に組付けられ前記第１のリング
ギヤの歯数とは異なる歯数を有して同リングギヤ
と並列的に位置する第２のリングギヤと、これら
両リングギヤの中央部を回転可能に貫通する操作
軸上に一体的に組付けられ前記両リングギヤの中
央部に位置するサンギヤと、このサンギヤの外周
と前記両リングギヤの内周間に配置されてこれら
３者のギヤに噛合する１または複数のプラネタリ
ギヤを備えてなるシート用リクライニング機構に
おいて、前記プラネタリギヤの少なくとも１つを
軸方向に分割された内側、中間および外側の３枚
のギヤにて構成して、これら各ギヤの軸心に挿通
されて先端側にて内外側いずれかのギヤに進退可
能に螺着されるスクリユーにて連結し、かつ前記
中間ギヤと内外側各ギヤ間には前記スクリユーに
よる締付け時前記中間ギヤに対して内外側各ギヤ
を互いに反対方向へ回転させるカム手段を設けた
ことを特徴とするシート用リクライニング機構。 A first ring gear is provided integrally with or is assembled integrally with a hinge plate fixed to the seat cushion side that constitutes the seat, and a first ring gear is provided integrally with or is integrally assembled with a hinge plate fixed to the seat back side. a second ring gear that is assembled and has a number of teeth different from that of the first ring gear and is located in parallel with the first ring gear; and an operating shaft that rotatably passes through the center of both ring gears. A sun gear that is integrally assembled and located in the center of both ring gears, and one or more planetary gears that are arranged between the outer periphery of this sun gear and the inner peripheries of both ring gears and mesh with these three gears. In the seat reclining mechanism, at least one of the planetary gears is composed of three axially divided inner, intermediate, and outer gears, and the shaft is inserted through the axis of each of these gears and the tip end thereof is inserted into the shaft center of each gear. The intermediate gear and each of the inner and outer gears are connected by a screw that is screwed into either the inner or outer gear so that they can move forward or backward, and the inner and outer gears are opposite to each other with respect to the intermediate gear when tightened by the screw. A reclining mechanism for a seat, characterized in that a cam means for rotating the seat is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1908490U JPH0713558Y2 (en) | 1990-02-27 | 1990-02-27 | Seat reclining mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1908490U JPH0713558Y2 (en) | 1990-02-27 | 1990-02-27 | Seat reclining mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03109545U true JPH03109545U (en) | 1991-11-11 |
| JPH0713558Y2 JPH0713558Y2 (en) | 1995-04-05 |
Family
ID=31522221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1908490U Expired - Fee Related JPH0713558Y2 (en) | 1990-02-27 | 1990-02-27 | Seat reclining mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0713558Y2 (en) |
-
1990
- 1990-02-27 JP JP1908490U patent/JPH0713558Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0713558Y2 (en) | 1995-04-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |