JPH01174445U - - Google Patents
Info
- Publication number
- JPH01174445U JPH01174445U JP6888988U JP6888988U JPH01174445U JP H01174445 U JPH01174445 U JP H01174445U JP 6888988 U JP6888988 U JP 6888988U JP 6888988 U JP6888988 U JP 6888988U JP H01174445 U JPH01174445 U JP H01174445U
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- hole
- lid
- frame
- square
- 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
Description
図面は本考案の一実施例を示し、第１図はマン
ホール蓋の平面斜視図、第２図は第１図のＡ―Ａ
断面立面図、第３図は、角枠内側に基礎ボルト穴
を配置した平面図である。
１…蓋体、２…受枠、３…組立式マンホール、
４…マンホール丸穴、５…丸座内丸穴、６…丸座
、７…基礎ボルト用穴、８…基礎ボルト。
The drawings show one embodiment of the present invention, and FIG. 1 is a plan perspective view of a manhole cover, and FIG. 2 is a view taken along A-A in FIG.
The cross-sectional elevation view, FIG. 3, is a plan view showing the foundation bolt holes arranged inside the square frame. 1... Lid body, 2... Receiving frame, 3... Assembly type manhole,
4... Manhole round hole, 5... Round hole in round seat, 6... Round seat, 7... Foundation bolt hole, 8... Foundation bolt.
Claims (1)
れた蓋体１とからなる組立式マンホール用蓋にお
いて、蓋体１は角形とし、受枠２は蓋体１と嵌合
する部分は角枠とし、マンホール穴に接する部分
は、マンホール穴と同寸法の丸穴５を有する丸座
６とし、マンホールとの固定は、角枠外側の丸座
６の円周部の基礎ボルト穴７を使用して行ない、
角枠の内側には基礎ボルト穴は配置しない構造と
することを特徴とする組立式マンホール用蓋。 In a prefabricated manhole cover consisting of a receiving frame 2 and a lid 1 that fits into the receiving frame and is arranged to be openable and closable, the lid 1 is square, and the portion of the receiving frame 2 that fits with the lid 1 is a square frame. The part in contact with the manhole hole is a round seat 6 having a round hole 5 of the same size as the manhole hole, and the foundation bolt hole 7 on the circumference of the round seat 6 on the outside of the square frame is used to fix it to the manhole. Go,
A prefabricated manhole cover characterized by a structure in which no foundation bolt holes are placed inside the square frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6888988U JPH01174445U (en) | 1988-05-24 | 1988-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6888988U JPH01174445U (en) | 1988-05-24 | 1988-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01174445U true JPH01174445U (en) | 1989-12-12 |
Family
ID=31294183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6888988U Pending JPH01174445U (en) | 1988-05-24 | 1988-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01174445U (en) |
-
1988
- 1988-05-24 JP JP6888988U patent/JPH01174445U/ja active Pending