IT8167469A0 - ROAD MANHOLE - Google Patents

ROAD MANHOLE

Info

Publication number
IT8167469A0
IT8167469A0 IT8167469A IT6746981A IT8167469A0 IT 8167469 A0 IT8167469 A0 IT 8167469A0 IT 8167469 A IT8167469 A IT 8167469A IT 6746981 A IT6746981 A IT 6746981A IT 8167469 A0 IT8167469 A0 IT 8167469A0
Authority
IT
Italy
Prior art keywords
road manhole
manhole
road
Prior art date
Application number
IT8167469A
Other languages
Italian (it)
Other versions
IT1143487B (en
Inventor
Jacques Francois Oger
Jean Claude Hauer
Jean Louis Freis
Original Assignee
Pont A Mousson
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
Priority claimed from FR8007664A external-priority patent/FR2479873A1/en
Priority claimed from FR8105400A external-priority patent/FR2502209A2/en
Application filed by Pont A Mousson filed Critical Pont A Mousson
Publication of IT8167469A0 publication Critical patent/IT8167469A0/en
Application granted granted Critical
Publication of IT1143487B publication Critical patent/IT1143487B/en

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
    • E02D29/1427—Locking devices

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)
  • Sewage (AREA)
IT67469/81A 1980-04-04 1981-04-03 ROAD COVER IT1143487B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8007664A FR2479873A1 (en) 1980-04-04 1980-04-04 Circular manhole cover and frame - uses oblique tapered ribs at say third points on cover perimeter and entering frame grooves via screw action
FR8105400A FR2502209A2 (en) 1981-03-18 1981-03-18 LOOK OF PUTTING

Publications (2)

Publication Number Publication Date
IT8167469A0 true IT8167469A0 (en) 1981-04-03
IT1143487B IT1143487B (en) 1986-10-22

Family

ID=26221703

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67469/81A IT1143487B (en) 1980-04-04 1981-04-03 ROAD COVER

Country Status (4)

Country Link
DE (1) DE3112641C2 (en)
ES (1) ES264930Y (en)
GB (1) GB2075579B (en)
IT (1) IT1143487B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES268791Y (en) * 1980-10-17 1984-02-16 PERFECTED ROAD RECORD.
GB2299601A (en) * 1995-03-16 1996-10-09 Glynwed Foundry Prod Ltd Cover and frame assembly
DE19705941C2 (en) * 1997-02-17 2000-12-21 Hartmut Fournes Method of making a manhole cover

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB442794A (en) * 1934-10-25 1936-02-17 David George Pennington Improvements in or relating to frames and covers of road manholes and the like
GB492190A (en) * 1937-03-18 1938-09-16 Walter Needham Improvements in or relating to manhole and like covers and frames therefor for roads and pathways
FR2300852A1 (en) * 1975-02-11 1976-09-10 Sambre & Meuse Usines STAMP FOR CIRCULAR SIGHT AND SIGHT EQUIPPED WITH THIS STAMP

Also Published As

Publication number Publication date
DE3112641A1 (en) 1982-04-29
ES264930U (en) 1982-12-01
GB2075579A (en) 1981-11-18
ES264930Y (en) 1983-06-01
GB2075579B (en) 1984-06-13
DE3112641C2 (en) 1985-11-28
IT1143487B (en) 1986-10-22

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970430