JPH044170U

JPH044170U -

Info

Publication number: JPH044170U
Application number: JP4577090U
Authority: JP
Priority date: 1990-04-26
Filing date: 1990-04-26
Publication date: 1992-01-14

Description

[Brief explanation of the drawing]

第１図は、この出願の考案の上開き扉の二段階
開放位置止め機構の取り付け状態を示す部分切欠
斜視図。第２図ａ，ｂは、この出願の考案の二段
階開放位置止め機構を取り付けた上開き扉の開放
状態を示す説明図、第３図ａ，ｂ，ｃは、この出
願の考案の上開き扉の二段階開放位置止め機構の
作動状態を示す説明図。第４図は、支枠側金具へ
切換体を軸支した状態を示す断面図。１……支枠、２……扉、３……ヒンジ金具、４
……走行溝、４ａ……停止溝部、４ｂ……係止溝
部、４ｃ……停止溝部、５……切換体、５ａ……
送り部、５ｂ……下当接部、５ｃ……上当接部、
６……支枠側金具、７……走行体、８……ステー
、９……扉側金具、１０……押圧体。 FIG. 1 is a partially cutaway perspective view showing the installed state of the two-stage opening position locking mechanism of the top-opening door of the present application. Figures 2a and b are explanatory diagrams showing the open state of the top-opening door equipped with the two-stage opening position locking mechanism of the invention of this application, and Figures 3a, b, and c are illustrations of the top-opening door of the invention of this application. FIG. 6 is an explanatory diagram showing the operating state of the two-step opening position locking mechanism of the door. FIG. 4 is a sectional view showing a state in which the switching body is pivotally supported on the supporting frame side metal fitting. 1... Support frame, 2... Door, 3... Hinge fittings, 4
... Running groove, 4a... Stop groove, 4b... Locking groove, 4c... Stop groove, 5... Switching body, 5a...
Feeding part, 5b...lower contact part, 5c...upper contact part,
6... Support frame side metal fitting, 7... Traveling body, 8... Stay, 9... Door side metal fitting, 10... Pressing body.

Claims

[Scope of utility model registration request]

The door 2 is fitted into the support frame 1, and both lower ends of the door 2 are rotatably attached to the support frame 1 using hinge fittings 3, and the support frame side metal fitting 6 provided with the running groove 4 and the switching body 5 is connected to the support frame 1. A door-side metal fitting 9 having a running body 7 and a rotatable stay 8 is attached to the side of the door 2, and the running groove 4 has a stop groove 4a at the upper end and a stop groove 4a at the approximately center. It has a locking groove 4b at the front part and a stop groove 4c at the lower end, and the switching body 5 is pivotally supported by the support frame side metal fitting 6 and is pressed against the support frame side metal fitting 6 side by the pressing body 10. The locking groove portion 4b protrudes into the running groove 4.
a lower contact portion 5b with which the traveling body 7 comes into contact and pushes the sending portion 5a out of the running groove 4; A two-step opening positioning mechanism for a top-opening door, characterized in that an upper abutting part 5c is provided for pushing the abutting part 5b back into the running groove 4.