JPH0415636U - - Google Patents
Info
- Publication number
- JPH0415636U JPH0415636U JP5520490U JP5520490U JPH0415636U JP H0415636 U JPH0415636 U JP H0415636U JP 5520490 U JP5520490 U JP 5520490U JP 5520490 U JP5520490 U JP 5520490U JP H0415636 U JPH0415636 U JP H0415636U
- Authority
- JP
- Japan
- Prior art keywords
- manhole cover
- road surface
- wheel
- manhole
- top surface
- 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
Description
第１図及び第２図は本考案の第１の実施例に係
る蓋であつて、第１図はその縦断面図、第２図は
第１図の平面図、第３図及び第４図は第２の実施
例に係る蓋であつて、第３図はその平面図、第４
図は第３図の−線断面図、第５図及び第６図
は第３の実施例に係る蓋であつて、第５図はその
平面図、第６図は第５図の−線断面図である
。
１，１′，１″……蓋（マンホール用蓋）、２
，２ａ〜２ｄ……凸起部、１０……枠体（マンホ
ール枠体）、Ｇ……路面、Ｗ……車輪。
1 and 2 show a lid according to a first embodiment of the present invention, in which FIG. 1 is a longitudinal sectional view thereof, FIG. 2 is a plan view of FIG. 1, and FIGS. 3 and 4. is a lid according to the second embodiment, FIG. 3 is a plan view thereof, and FIG.
The figure is a sectional view taken along the - line in FIG. 3, FIGS. 5 and 6 are a lid according to the third embodiment, FIG. 5 is a plan view thereof, and FIG. 6 is a sectional view taken along the - line in FIG. It is a diagram. 1, 1', 1''...Lid (manhole cover), 2
, 2a to 2d... Convex portion, 10... Frame (manhole frame), G... Road surface, W... Wheel.
Claims (1)
蓋の上面が路面よりも低い位置となるように用い
られるマンホール用蓋であつて、 前記マンホール用蓋の上面に、前記路面を通過
する自動車の車輪の一部がその路面にあるときに
その車輪の他の一部を受け止めることのできるそ
の路面とほぼ等しい高さを有する凸起部を設けた
ことを特徴とするマンホール用蓋。 (2) 前記凸起部の断面は台形状を呈しているこ
とを特徴とする請求項１記載のマンホール用蓋。[Scope of Claim for Utility Model Registration] (1) A manhole cover that is used so that the top surface of the manhole cover fitted to the manhole frame is at a lower level than the road surface, the top surface of the manhole cover being , characterized in that a convex portion having a height approximately equal to that of the road surface is provided, which can receive a portion of the wheel of a vehicle passing through the road surface when the other portion of the wheel is on the road surface. A manhole cover. (2) The manhole cover according to claim 1, wherein the protrusion has a trapezoidal cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5520490U JPH0730761Y2 (en) | 1990-05-26 | 1990-05-26 | Manhole cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5520490U JPH0730761Y2 (en) | 1990-05-26 | 1990-05-26 | Manhole cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0415636U true JPH0415636U (en) | 1992-02-07 |
| JPH0730761Y2 JPH0730761Y2 (en) | 1995-07-19 |
Family
ID=31577947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5520490U Expired - Fee Related JPH0730761Y2 (en) | 1990-05-26 | 1990-05-26 | Manhole cover |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0730761Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018127811A (en) * | 2017-02-08 | 2018-08-16 | 鹿島建設株式会社 | Umbrella for shaft and backfilling method around shaft |
-
1990
- 1990-05-26 JP JP5520490U patent/JPH0730761Y2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018127811A (en) * | 2017-02-08 | 2018-08-16 | 鹿島建設株式会社 | Umbrella for shaft and backfilling method around shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0730761Y2 (en) | 1995-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |