JPS59111838U - Decompression type manhole iron lid - Google Patents

Decompression type manhole iron lid

Info

Publication number
JPS59111838U
JPS59111838U JP559183U JP559183U JPS59111838U JP S59111838 U JPS59111838 U JP S59111838U JP 559183 U JP559183 U JP 559183U JP 559183 U JP559183 U JP 559183U JP S59111838 U JPS59111838 U JP S59111838U
Authority
JP
Japan
Prior art keywords
iron lid
manhole iron
decompression type
type manhole
manhole
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
Application number
JP559183U
Other languages
Japanese (ja)
Inventor
中野　規一
Original Assignee
日本鋳工株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日本鋳工株式会社 filed Critical 日本鋳工株式会社
Priority to JP559183U priority Critical patent/JPS59111838U/en
Publication of JPS59111838U publication Critical patent/JPS59111838U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本案を実施した受枠及び人孔鉄蓋の平面図。第
２図は従来の受枠及び人孔鉄蓋の平面図。 第３図は第１図のＡ部縦断面図。第４図は第２図のＢ部
縦断面図を示す。Figure 1 is a plan view of the receiving frame and manhole iron cover in which this proposal was implemented. Figure 2 is a plan view of a conventional receiving frame and manhole iron cover. FIG. 3 is a longitudinal sectional view of section A in FIG. 1. FIG. 4 shows a longitudinal sectional view of section B in FIG. 2.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 雨水用人孔鉄蓋において、受枠部の構造を、断面形状中
空のドーナツ形又はその類似形とし、その内輪壁の一部
をマンホールに連通せしめ、且受粋の路上に露われる部
分に文型等任意形状の複数個の小孔を貫設した事を特長
とする人孔鉄蓋の受枠の構造。In the iron manhole cover for rainwater, the receiving frame has a hollow donut-shaped cross-section or a similar shape, and a part of the inner ring wall is connected to the manhole, and the part exposed to the street is designed with a pattern etc. The structure of the receiving frame for the manhole iron lid is characterized by having multiple small holes in the shape of the hole.
JP559183U 1983-01-18 1983-01-18 Decompression type manhole iron lid Pending JPS59111838U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP559183U JPS59111838U (en) 1983-01-18 1983-01-18 Decompression type manhole iron lid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP559183U JPS59111838U (en) 1983-01-18 1983-01-18 Decompression type manhole iron lid

Publications (1)

Publication Number Publication Date
JPS59111838U true JPS59111838U (en) 1984-07-28

Family

ID=30137179

Family Applications (1)

Application Number Title Priority Date Filing Date
JP559183U Pending JPS59111838U (en) 1983-01-18 1983-01-18 Decompression type manhole iron lid

Country Status (1)

Country Link
JP (1) JPS59111838U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015124602A (en) * 2013-12-27 2015-07-06 有限会社エマージェンシー Underground structure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5920439U (en) * 1982-07-29 1984-02-07 パイオニアビデオ株式会社 optical information recording disk
JPS5920434U (en) * 1982-07-30 1984-02-07 株式会社東芝 Tape recorder erasing device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5920439U (en) * 1982-07-29 1984-02-07 パイオニアビデオ株式会社 optical information recording disk
JPS5920434U (en) * 1982-07-30 1984-02-07 株式会社東芝 Tape recorder erasing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015124602A (en) * 2013-12-27 2015-07-06 有限会社エマージェンシー Underground structure

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