GB2446401B - Manhole cover - Google Patents

Manhole cover

Info

Publication number
GB2446401B
GB2446401B GB0702437A GB0702437A GB2446401B GB 2446401 B GB2446401 B GB 2446401B GB 0702437 A GB0702437 A GB 0702437A GB 0702437 A GB0702437 A GB 0702437A GB 2446401 B GB2446401 B GB 2446401B
Authority
GB
United Kingdom
Prior art keywords
manhole cover
manhole
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 - Fee Related
Application number
GB0702437A
Other versions
GB2446401A (en
GB0702437D0 (en
Inventor
Ian Thomas Smith
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.)
AQUA FABRICATIONS Ltd
Original Assignee
AQUA FABRICATIONS Ltd
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 AQUA FABRICATIONS Ltd filed Critical AQUA FABRICATIONS Ltd
Priority to GB0702437A priority Critical patent/GB2446401B/en
Publication of GB0702437D0 publication Critical patent/GB0702437D0/en
Publication of GB2446401A publication Critical patent/GB2446401A/en
Application granted granted Critical
Publication of GB2446401B publication Critical patent/GB2446401B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/06—Gully gratings
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/06—Gully gratings
    • E03F2005/066—Gully gratings with means for protecting against vandalism
GB0702437A 2007-02-08 2007-02-08 Manhole cover Expired - Fee Related GB2446401B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0702437A GB2446401B (en) 2007-02-08 2007-02-08 Manhole cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0702437A GB2446401B (en) 2007-02-08 2007-02-08 Manhole cover

Publications (3)

Publication Number Publication Date
GB0702437D0 GB0702437D0 (en) 2007-03-21
GB2446401A GB2446401A (en) 2008-08-13
GB2446401B true GB2446401B (en) 2011-05-11

Family

ID=37898959

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0702437A Expired - Fee Related GB2446401B (en) 2007-02-08 2007-02-08 Manhole cover

Country Status (1)

Country Link
GB (1) GB2446401B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1400399A (en) * 1921-03-22 1921-12-13 Oscar H Yaeche Cistern-top
WO1991000942A1 (en) * 1989-07-11 1991-01-24 Von Roll Ag Manhole cover
US20050196238A1 (en) * 2004-02-18 2005-09-08 Degreef Richard Sewer grate locking mechanism and method of installing same
EP1627969A2 (en) * 2004-08-16 2006-02-22 GRIDIRON SpA Grating for drain channel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1400399A (en) * 1921-03-22 1921-12-13 Oscar H Yaeche Cistern-top
WO1991000942A1 (en) * 1989-07-11 1991-01-24 Von Roll Ag Manhole cover
US20050196238A1 (en) * 2004-02-18 2005-09-08 Degreef Richard Sewer grate locking mechanism and method of installing same
EP1627969A2 (en) * 2004-08-16 2006-02-22 GRIDIRON SpA Grating for drain channel

Also Published As

Publication number Publication date
GB2446401A (en) 2008-08-13
GB0702437D0 (en) 2007-03-21

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Legal Events

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

Effective date: 20220208