JPH0259892B2 - - Google Patents

Info

Publication number
JPH0259892B2
JPH0259892B2 JP60049240A JP4924085A JPH0259892B2 JP H0259892 B2 JPH0259892 B2 JP H0259892B2 JP 60049240 A JP60049240 A JP 60049240A JP 4924085 A JP4924085 A JP 4924085A JP H0259892 B2 JPH0259892 B2 JP H0259892B2
Authority
JP
Japan
Prior art keywords
lid
opening
frame
rail
closed
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.)
Expired - Lifetime
Application number
JP60049240A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61211425A (ja
Inventor
Noboru Shudai
Masayuki Mikami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DOI SEISAKUSHO KK
Original Assignee
DOI SEISAKUSHO KK
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 DOI SEISAKUSHO KK filed Critical DOI SEISAKUSHO KK
Priority to JP60049240A priority Critical patent/JPS61211425A/ja
Publication of JPS61211425A publication Critical patent/JPS61211425A/ja
Publication of JPH0259892B2 publication Critical patent/JPH0259892B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
    • E02D29/14—Covers for manholes or the like; Frames for covers
    • E02D29/1418—Covers for manholes or the like; Frames for covers with implements to assist in lifting, e.g. counterweights, springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
JP60049240A 1985-03-14 1985-03-14 地中構造物用蓋開閉装置 Granted JPS61211425A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60049240A JPS61211425A (ja) 1985-03-14 1985-03-14 地中構造物用蓋開閉装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60049240A JPS61211425A (ja) 1985-03-14 1985-03-14 地中構造物用蓋開閉装置

Publications (2)

Publication Number Publication Date
JPS61211425A JPS61211425A (ja) 1986-09-19
JPH0259892B2 true JPH0259892B2 (ko) 1990-12-13

Family

ID=12825344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60049240A Granted JPS61211425A (ja) 1985-03-14 1985-03-14 地中構造物用蓋開閉装置

Country Status (1)

Country Link
JP (1) JPS61211425A (ko)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02120539U (ko) * 1989-03-15 1990-09-28
JP2700767B2 (ja) * 1994-08-15 1998-01-21 前田製管株式会社 マンホールの蓋の開閉構造
JP4657254B2 (ja) * 2007-06-13 2011-03-23 国土交通省関東地方整備局長 換気口閉塞蓋
FR2933994B1 (fr) * 2008-07-21 2012-11-16 Saint Gobain Pont A Mousson Dispositif de voirie muni d'un loquet de verrouillage
GB2468838B (en) * 2009-02-24 2011-07-13 Savage Peter Ltd Gully grating
GB2522002A (en) * 2013-11-07 2015-07-15 Wade Internat Ltd Access cover assembly
JP6128527B2 (ja) * 2014-05-30 2017-05-17 有限会社エマージェンシー 地下空間構造物の地上開口部構造
KR101616360B1 (ko) * 2014-06-27 2016-04-29 삼성중공업(주) 해치 개방 장치
CN111042202B (zh) * 2019-12-31 2021-09-07 武汉武船重型装备工程有限责任公司 一种井口用活动密封盖板

Also Published As

Publication number Publication date
JPS61211425A (ja) 1986-09-19

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