JPH0328437U - - Google Patents
Info
- Publication number
- JPH0328437U JPH0328437U JP8920189U JP8920189U JPH0328437U JP H0328437 U JPH0328437 U JP H0328437U JP 8920189 U JP8920189 U JP 8920189U JP 8920189 U JP8920189 U JP 8920189U JP H0328437 U JPH0328437 U JP H0328437U
- Authority
- JP
- Japan
- Prior art keywords
- base plate
- blind lid
- tubular body
- abuts
- fastened
- 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.)
- Pending
Links
- 210000000078 claw Anatomy 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Description
第１図は本考案の一実施例に係る盲蓋の断面図
、第２図ａはその組立図、同図ｂは要部斜視図、
第３図はこれらの作用説明図、第４図は従来の盲
蓋の断面図である。
１……台板、２……ねじりばね、３……爪、６
……特殊ボルト、９……スプリング、１０……盲
蓋本体、１２……鋼管、１４……ナツト。
FIG. 1 is a sectional view of a blind lid according to an embodiment of the present invention, FIG. 2a is an assembled view thereof, and FIG.
FIG. 3 is an explanatory diagram of these functions, and FIG. 4 is a sectional view of a conventional blind lid. 1... Base plate, 2... Torsion spring, 3... Claw, 6
...Special bolt, 9...Spring, 10...Blind lid body, 12...Steel pipe, 14...Nut.
Claims (1)
て固着する複数の爪を有する台板と、上記管状体
の端部に当接されボルトを介して上記台板に締結
される盲蓋本体とを備えたことを特徴とする盲蓋
。 a base plate having a plurality of claws disposed facing outward and pressed against and fixed to the inner surface of the tubular body; and a blind lid that abuts the end of the tubular body and is fastened to the base plate via bolts. A blind lid characterized by comprising a main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8920189U JPH0328437U (en) | 1989-07-31 | 1989-07-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8920189U JPH0328437U (en) | 1989-07-31 | 1989-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0328437U true JPH0328437U (en) | 1991-03-20 |
Family
ID=31638790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8920189U Pending JPH0328437U (en) | 1989-07-31 | 1989-07-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328437U (en) |
-
1989
- 1989-07-31 JP JP8920189U patent/JPH0328437U/ja active Pending