JPH03128183U

JPH03128183U -

Info

Publication number: JPH03128183U
Application number: JP3756790U
Authority: JP
Priority date: 1990-04-06
Filing date: 1990-04-06
Publication date: 1991-12-24

Description

[Brief explanation of the drawing]

第１図は本考案に係る蝶番を使用した折畳扉の
簡略平面図、第２図は拡大正面図、第３図は拡大
平面図、第４図は揺動片の拡大平面図、第５図は
折畳扉の要部拡大断面平面図、第６図は折畳扉の
要部拡大正面図、第７図は折畳扉の要部拡大断面
側面図、第８図と第９図は折畳扉に使用する補助
連動機構の簡略図、第１０図は折畳扉の簡略図、
第１１図と第１２図と第１３図は夫々他の実施例
の簡略平面図、第１４図は上枠の変形例の断面図
、第１５図は他の実施例の簡単平面図、第１６図
は同正面図、第１７図は同側面図、第１８図は下
枠の変形例の断面図、第１９図はさらに別の実施
例の側面図、第２０図は同正面図、第２１図は変
形例の側面図である。５ａ……上枠、７……溝部、２２……連結部、
２３ａ，２３ｂ……ギア部、２４ａ，２４ｂ……
揺動片、２５ａ……ガイド片、２６ａ，２６ｂ…
…軸部材、５５……吊ローラ、Ｇ……ガイド部、
Ｏ_２，Ｏ_３……軸心、ｌ……直線、ｍ……垂直二
等分線、θ……角度。 Fig. 1 is a simplified plan view of a folding door using the hinge according to the present invention, Fig. 2 is an enlarged front view, Fig. 3 is an enlarged plan view, Fig. 4 is an enlarged plan view of the swinging piece, and Fig. 5 The figure is an enlarged sectional plan view of the main part of the folding door, Fig. 6 is an enlarged front view of the main part of the folding door, Fig. 7 is an enlarged sectional side view of the main part of the folding door, and Figs. 8 and 9 are A simplified diagram of the auxiliary interlocking mechanism used in the folding door, Figure 10 is a simplified diagram of the folding door,
11, 12, and 13 are simplified plan views of other embodiments, FIG. 14 is a sectional view of a modified example of the upper frame, FIG. 15 is a simplified plan view of another embodiment, and FIG. 16 is a simplified plan view of another embodiment. 17 is a side view of the same, FIG. 18 is a sectional view of a modified example of the lower frame, FIG. 19 is a side view of yet another embodiment, FIG. 20 is a front view of the same, and FIG. The figure is a side view of a modified example. 5a...Top frame, 7...Groove portion, 22...Connection portion,
23a, 23b... Gear part, 24a, 24b...
Swing piece, 25a...Guide piece, 26a, 26b...
... Shaft member, 55 ... Hanging roller, G ... Guide part,
O ₂ , O ₃ ... Axis center, l ... Straight line, m ... Perpendicular bisector, θ ... Angle.

Claims

[Claims for Utility Model Registration] 1. A guide piece 25a running along a horizontal frame is connected to a pair of swinging pieces 24a via shaft members 26a, 26b.
, 24b to swingably connect the pair of swinging pieces 24a, 24b,
The connecting portions 22 are formed with angles θ that are equal to each other with respect to the perpendicular bisector m of the straight line l connecting the axes O ₂ and O ₃ of the shaft members 26 a and 26 b when viewed in plan by meshing with each other.
, θ, and a pair of gear parts 23a and 23b are provided to swing the swing pieces 24a and 24b at angles of θ, and a guide part G that rolls or slides along the horizontal frame is provided on the guide piece 25a. A hinge characterized by: 2. The guide piece 25a running along the upper frame 5a is connected to the pair of swing pieces 2 via the shaft members 26a and 26b.
4a, 24b to connect the pair of swinging pieces 24a, 24b in a swingable manner, and the shaft members 26a, 26a, 26a, 26a, 26a, 24b are attached to the connecting portion 22 of the shaft members 26a, 24b so as to be able to swing freely. A pair of gear parts 23a and 23b are provided for swinging the swinging pieces 24a and 24b at equal angles θ and θ with respect to the perpendicular bisector m of the straight line l connecting the axes O ₂ and O ₃ of the shafts 26b, and A hinge characterized in that hanging rollers 55 that roll along the upper frame 5a are attached to both ends of the guide piece 25a.