JPS60125947U

JPS60125947U - reclining device

Info

Publication number: JPS60125947U
Application number: JP1984013688U
Authority: JP
Inventors: 勝本　直明
Original assignee: 白木金属工業株式会社
Priority date: 1984-01-31
Filing date: 1984-01-31
Publication date: 1985-08-24

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来のリクライニング装置の分解斜視図、第２
図は同上専立状態の切断側面図、第３図はシートバック
の傾斜角とモーメントとの関係を示す図、第４図はシー
トバックを起す持と倒す時のハンドル操作力を示す線図
、第５図は本考案のリクライニング装置の切断側面図で
ある。　　　−１・・・・・・アッパアーム、２・・・
・・田アアーム、２ｂ・・・・・・円弧歯形部、３・・
・・・・ハンドル軸、３ａ・・・・・・ブレーキ部、３
ｄ・・・・・・第１ピニオン、４・・・・・・操作ハン
ドル、７・・・・・・ギヤ軸、７ａ・・・・・・第２ピ
ニオン、７ｂ・・・・・・大歯車、７ｃ・・・・・・す
り割り溝、１０・・・・・・シートバック、１２・・・
・・・フック、１３・・・・・・スパイラルスプリング
。Figure 1 is an exploded perspective view of a conventional reclining device;
The figure is a cut-away side view of the same independent state as above, Figure 3 is a diagram showing the relationship between the inclination angle of the seat back and the moment, Figure 4 is a diagram showing the steering wheel operating force when raising and lowering the seat back, FIG. 5 is a cutaway side view of the reclining device of the present invention. -1... Upper arm, 2...
...Arm, 2b...Circular tooth profile, 3...
...Handle shaft, 3a...Brake part, 3
d...1st pinion, 4...operation handle, 7...gear shaft, 7a...2nd pinion, 7b...large Gear, 7c...Slot groove, 10...Seat back, 12...
...Hook, 13...Spiral spring.

Claims

[Scope of utility model registration request]

Attach the upper arm so that it can rotate relative to the lower arm,
A first pinion and a brake section are provided on the handle shaft, which is the central axis of rotation of the upper arm, and an arcuate toothed section is provided on the lower arm, and a second pinion is meshed with the arcuate toothed section. In a reclining device in which a large gear that rotates integrally is meshed with the first pinion, and the second pinion and the large gear are supported on the upper arm side, a slotted groove is provided on the gear shaft that is integral with the second pinion and the large gear. , and insert the inner end into the slot groove,
A reclining device characterized in that a spiral spring whose outer end is locked to a hook of an upper arm is provided so that a torque is applied to the seat back in the upright direction.