JPH0286355U

JPH0286355U -

Info

Publication number: JPH0286355U
Application number: JP16749788U
Authority: JP
Priority date: 1988-12-23
Filing date: 1988-12-23
Publication date: 1990-07-09
Also published as: JPH0450839Y2

Description

[Brief explanation of drawings]

第１図は本考案の椅子の代表的実施例を示す縦
断側面図、第２図は同じく要部の分解斜視図、第
３図は組立てた状態の要部の一部切欠した斜視図
、第４図は使用時の動態を示す縦断側面図、第５
図は本考案により構成した回転椅子の斜視図、第
６図は同じくパイプ椅子の斜視図である。１：フレーム、２：背凭れ杆、３：座受、４：
側板、５：支持孔、６：支持板、７：支持孔、８
：脚台、９：背凭れ板、１０：下端部、１１：通
孔、１２：固定支軸、１３：長孔、１４：受板、
１５：上板、１６：座板、１７：側板、１８：通
孔、１９：固定支軸、２０：スライド長孔、２１
：連結片、２２：当止板、２３：孔、２４：案内
棒、２５：連結孔、２６：連係管、２７：遊動支
軸、２８：圧縮コイルばね、２９：圧縮コイルば
ね、３０：後板、３１：ストツパー。 Fig. 1 is a vertical side view showing a typical embodiment of the chair of the present invention, Fig. 2 is an exploded perspective view of the main parts, Fig. 3 is a partially cutaway perspective view of the main parts in the assembled state, Figure 4 is a longitudinal side view showing the dynamics during use, Figure 5
The figure is a perspective view of a rotary chair constructed according to the present invention, and FIG. 6 is a perspective view of a pipe chair as well. 1: Frame, 2: Backrest lever, 3: Seat support, 4:
Side plate, 5: Support hole, 6: Support plate, 7: Support hole, 8
: Leg stand, 9: Backrest plate, 10: Lower end, 11: Through hole, 12: Fixed support shaft, 13: Long hole, 14: Receiver plate,
15: Top plate, 16: Seat plate, 17: Side plate, 18: Through hole, 19: Fixed spindle, 20: Slide long hole, 21
: Connecting piece, 22: Stop plate, 23: Hole, 24: Guide rod, 25: Connecting hole, 26: Linking pipe, 27: Floating support shaft, 28: Compression coil spring, 29: Compression coil spring, 30: Rear Board, 31: Stoppers.

Claims

[Scope of utility model registration request]

The backrest lever is attached to a support plate extending upward at the rear end of both sides of the frame, which has an upwardly opening U-shaped cross section that can be attached to a footrest, and is rotatable on a fixed support shaft with the lower end left open. At the same time, the front end of a seat support having a shape that can be accommodated in the frame is rotatably supported on the front end of the frame by a fixed support shaft, and the length of the side surface of the lower end of the backrest rod is A floating support shaft is inserted into and pivotally supported through an elongated hole formed in the horizontal direction, a slide elongated hole formed in the longitudinal direction of the side surface of the rear end of the seat support, and a connecting hole at the base end of the guide rod. A compression coil spring is interposed between a receiving plate formed at the lower end of the leaning rod and the floating support shaft, and the tip of the guide rod is inserted into a hole in a stop plate provided at an appropriate position in the longitudinal direction of the seat. A compression coil spring is interposed between the corresponding stop plate and the floating support shaft while being wound around the guide rod, a backrest plate is attached to the backrest rod, and a seat plate is attached to the seat support. A chair characterized by: