JPS6410253U

JPS6410253U -

Info

Publication number: JPS6410253U
Application number: JP10464287U
Authority: JP
Priority date: 1987-07-07
Filing date: 1987-07-07
Publication date: 1989-01-19

Description

[Brief explanation of the drawing]

第１図はこの考案の第１実施例によるヘツドレ
スト４装置を備えたリクライニングシートを示す
側面図、第２図はシートバツクフレーム上部の側
面図、第３図は第２図の背面図、第４図は第２図
の平面図、第５図は支持装置付近の斜視図、第６
図は第５図の―線に沿う縦断面図、第７図は
第５図の―線に沿う縦断面図、第８図はカム
軸を示す平面図、第９図はこの考案の第２実施例
を示す平面図、第１０図はこの考案の第３実施例
を示す側面図、第１１図は第１０図の平面図、第
１２図は第１０図の背面図、第１３図は第３実施
例の保持機構を示す平面図、第１４図は第３実施
例のコイルばねが緊張した状態を示す断面図、第
１５図は第１４図の右側面図、第１６図は第３実
施例のコイルばねが緩んだ状態を示す断面図、第
１７図は第１６図の右側面図、第１８図は第３実
施例のコイルばねとスライドボタンとを連結した
状態を示す概略構成図である。１ａ……シートクツシヨン、２……シートバツ
ク、４……ヘツドレスト、７，４５……支軸、１
１，４７……保持機構。なお、図中同一符号は同
一または相当部分を示す。 Fig. 1 is a side view showing a reclining seat equipped with a headrest 4 device according to the first embodiment of this invention, Fig. 2 is a side view of the upper part of the seat back frame, Fig. 3 is a rear view of Fig. 2, and Fig. The figure is a plan view of Fig. 2, Fig. 5 is a perspective view of the vicinity of the support device, and Fig. 6 is a plan view of Fig. 2.
The figure is a longitudinal sectional view taken along line - of Fig. 5, Fig. 7 is a longitudinal sectional view taken along line - of Fig. 5, Fig. 8 is a plan view showing the camshaft, and Fig. 9 is a second view of this invention. 10 is a side view showing a third embodiment of the invention, FIG. 11 is a plan view of FIG. 10, FIG. 12 is a rear view of FIG. 10, and FIG. 13 is a side view of the third embodiment of the invention. FIG. 14 is a sectional view showing the coil spring in the tensioned state of the third embodiment, FIG. 15 is a right side view of FIG. 14, and FIG. 16 is the third embodiment. FIG. 17 is a right side view of FIG. 16, and FIG. 18 is a schematic configuration diagram showing a state in which the coil spring and slide button of the third embodiment are connected. be. 1a...Seat cushion, 2...Seat back, 4...Headrest, 7, 45...Spindle, 1
1,47...holding mechanism. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

A headrest device that is attached above a seatback that can tilt forward and backward relative to the seat cushion includes a headrest that is supported by the seatback via a support shaft and that can be pulled out toward the front side of the seatback, and a predetermined drawer of the headrest. A headrest device comprising: a holding mechanism that engages with the support shaft at a position to hold the headrest at the predetermined pulled-out position.