JPH0249478U - - Google Patents
Info
- Publication number
- JPH0249478U JPH0249478U JP12798488U JP12798488U JPH0249478U JP H0249478 U JPH0249478 U JP H0249478U JP 12798488 U JP12798488 U JP 12798488U JP 12798488 U JP12798488 U JP 12798488U JP H0249478 U JPH0249478 U JP H0249478U
- Authority
- JP
- Japan
- Prior art keywords
- shaped connecting
- letter
- square
- connecting hole
- metal fitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000002184 metal Substances 0.000 claims 2
Description
第1図は本考案の蝶番構造を具備した地下構造
物角蓋の斜視図、第2図は蝶番金物の斜視図、第
3図および第4図は蓋の脱着方法を示した斜視図
、第5図は蓋を180°開けたときの断面図であ
る。
1……受け枠、2……工字状連結孔、3……角
蓋、4a……ガイドフイン、4b……接続部、4
c……係止片、4……蝶番金物。
Fig. 1 is a perspective view of an underground structure square cover equipped with the hinge structure of the present invention, Fig. 2 is a perspective view of the hinge hardware, Figs. 3 and 4 are perspective views showing how to attach and remove the cover; Figure 5 is a sectional view when the lid is opened 180°. DESCRIPTION OF SYMBOLS 1...Receiving frame, 2...Engine-shaped connecting hole, 3...Square lid, 4a...Guide fin, 4b...Connection part, 4
c... Locking piece, 4... Hinge hardware.
Claims (1)
の一辺に工字状連結孔2を2箇所穿設し、角蓋3
の一辺の下面の前記工字状連結孔2に対向する位
置に中央部に円弧状のガイドフイン4aを備えガ
イドフイン4aの下端に狭幅の接続部4bを介し
て広幅の係止片4cを設けた蝶番金物4を回動自
在に吊下げ、蝶番金物4を前記工字状連結孔2に
嵌合させてなる地下構造物用角蓋の蝶番構造。 In the square cover for underground structures, two square-shaped connecting holes 2 are bored on one side of the opening of the receiving frame 1, and the square cover 3
An arc-shaped guide fin 4a is provided at the center of the lower surface of one side at a position opposite to the letter-shaped connecting hole 2, and a wide locking piece 4c is connected to the lower end of the guide fin 4a via a narrow connection part 4b. A hinge structure for a rectangular lid for an underground structure, in which a provided hinge metal fitting 4 is hung rotatably and the hinge metal fitting 4 is fitted into the letter-shaped connecting hole 2.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12798488U JPH0621969Y2 (en) | 1988-09-29 | 1988-09-29 | Hinged structure of square lid for underground structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12798488U JPH0621969Y2 (en) | 1988-09-29 | 1988-09-29 | Hinged structure of square lid for underground structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0249478U true JPH0249478U (en) | 1990-04-05 |
JPH0621969Y2 JPH0621969Y2 (en) | 1994-06-08 |
Family
ID=31380902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12798488U Expired - Lifetime JPH0621969Y2 (en) | 1988-09-29 | 1988-09-29 | Hinged structure of square lid for underground structure |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0621969Y2 (en) |
-
1988
- 1988-09-29 JP JP12798488U patent/JPH0621969Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0621969Y2 (en) | 1994-06-08 |