JPH01179033U

JPH01179033U -

Info

Publication number: JPH01179033U
Application number: JP1988075881U
Authority: JP
Priority date: 1988-06-09
Filing date: 1988-06-09
Publication date: 1989-12-21
Anticipated expiration: 2003-06-09
Also published as: JPH0537706Y2

Description

[Brief explanation of the drawing]

第１図ないし第５図はこの考案の一実施例を示
すもので、第１図はその斜視図、第２図はその正
面図、第３図は脚部を示す斜視図、第４図は第２
図の―矢視拡大断面図、第５図は係合軸を示
す拡大斜視図、第６図および第７図はこの考案の
他の実施例を示すもので、第６図はその正面図、
第７図は第６図の―線矢視拡大断面図である
。１……ベース部、２……シート部、３……脚部
、１２ａ，１２ｂ，１２ｃ，１３ｃ……係合孔（
係合部）、１２ｆ，１２ｇ，１２ｈ，１３ｈ……
係合溝（係合部）、３４……係合軸（係合部）、
３９……支持ばね（弾性部材）。 Figures 1 to 5 show an embodiment of this invention, with Figure 1 being a perspective view, Figure 2 being a front view, Figure 3 being a perspective view showing the legs, and Figure 4 being a perspective view of the invention. Second
Fig. 5 is an enlarged perspective view showing the engagement shaft, Fig. 6 and Fig. 7 show other embodiments of the invention, and Fig. 6 is a front view thereof.
FIG. 7 is an enlarged sectional view taken along the line -- in FIG. 6. 1... Base part, 2... Seat part, 3... Leg part, 12a, 12b, 12c, 13c... Engagement hole (
engaging portion), 12f, 12g, 12h, 13h...
Engagement groove (engagement part), 34... engagement shaft (engagement part),
39...Support spring (elastic member).

Claims

[Scope of utility model registration request]

It has a base part, a seat part disposed above the base part, and a pair of links whose central parts are rotatably connected to each other about an axis oriented in a horizontal direction, the base part and the seat part. and a leg disposed between one of the pair of links, one of the base part and one of the seat part, and one of the links is removably engaged with the other of the pair of links and one of the base part and the seat part. A plurality of engaging portions are formed spaced apart from each other in the direction of approaching and separating, and prevent the lower end of the link from moving toward and away from the lower end of the other link, and is provided so as to be movable in the direction toward and away from the other of the base portion and the seat portion, and the other movable link and the base portion are provided such that the other link is movable; A seat characterized in that an elastic member is provided between the seat portion and the elastic member that biases the other link in the opposite direction when the other link attempts to move away from the one link.