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GB2075579B - Road man-hole cover - Google Patents

Road man-hole cover

Info

Publication number
GB2075579B
GB2075579B GB8110416A GB8110416A GB2075579B GB 2075579 B GB2075579 B GB 2075579B GB 8110416 A GB8110416 A GB 8110416A GB 8110416 A GB8110416 A GB 8110416A GB 2075579 B GB2075579 B GB 2075579B
Authority
GB
United Kingdom
Prior art keywords
hole cover
road man
man
road
cover
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
Application number
GB8110416A
Other versions
GB2075579A (en
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.)
Pont a Mousson SA
Original Assignee
Pont a Mousson SA
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 SA filed Critical Pont a Mousson SA
Publication of GB2075579A publication Critical patent/GB2075579A/en
Application granted granted Critical
Publication of GB2075579B publication Critical patent/GB2075579B/en
Expired 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
    • E02D29/1427—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)
GB8110416A 1980-04-04 1981-04-02 Road man-hole cover Expired GB2075579B (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
GB2075579A GB2075579A (en) 1981-11-18
GB2075579B true GB2075579B (en) 1984-06-13

Family

ID=26221703

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8110416A Expired GB2075579B (en) 1980-04-04 1981-04-02 Road man-hole 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 (4)

* 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
EP4538464A1 (en) * 2023-10-10 2025-04-16 MeierGuss Sales & Logistics GmbH & Co. KG 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
ES264930U (en) 1982-12-01
IT1143487B (en) 1986-10-22
IT8167469A0 (en) 1981-04-03
GB2075579A (en) 1981-11-18
ES264930Y (en) 1983-06-01
DE3112641A1 (en) 1982-04-29
DE3112641C2 (en) 1985-11-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980402