HK1034757A1 - Access covers for manholes - Google Patents

Access covers for manholes

Info

Publication number
HK1034757A1
HK1034757A1 HK01105407A HK01105407A HK1034757A1 HK 1034757 A1 HK1034757 A1 HK 1034757A1 HK 01105407 A HK01105407 A HK 01105407A HK 01105407 A HK01105407 A HK 01105407A HK 1034757 A1 HK1034757 A1 HK 1034757A1
Authority
HK
Hong Kong
Prior art keywords
manholes
access covers
covers
access
Prior art date
Application number
HK01105407A
Inventor
Antony Richard Centa
Original Assignee
Howe Green 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 Howe Green Ltd filed Critical Howe Green Ltd
Publication of HK1034757A1 publication Critical patent/HK1034757A1/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

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)
  • Sewage (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
HK01105407A 1998-05-09 2001-08-03 Access covers for manholes HK1034757A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9809909.6A GB9809909D0 (en) 1998-05-09 1998-05-09 Access covers for manholes
PCT/GB1999/001231 WO1999058770A1 (en) 1998-05-09 1999-05-07 Access covers for manholes

Publications (1)

Publication Number Publication Date
HK1034757A1 true HK1034757A1 (en) 2001-11-02

Family

ID=10831726

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01105407A HK1034757A1 (en) 1998-05-09 2001-08-03 Access covers for manholes

Country Status (6)

Country Link
EP (1) EP1078131B1 (en)
AU (1) AU3833499A (en)
DE (1) DE69901101T2 (en)
GB (1) GB9809909D0 (en)
HK (1) HK1034757A1 (en)
WO (1) WO1999058770A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB902650A (en) * 1960-08-22 1962-08-09 Broads Mfg Company Ltd Improvements in manhole or like covers and frames
US3975870A (en) * 1974-09-05 1976-08-24 Hiromitsu Naka Floor hatch
GB2092649B (en) * 1981-01-23 1984-07-18 Brickhouse Dudley Mfg Manhole covers
GB2145138B (en) 1983-08-18 1986-12-10 Antony Richard Centa Manhole access cover

Also Published As

Publication number Publication date
GB9809909D0 (en) 1998-07-08
DE69901101T2 (en) 2002-09-19
EP1078131B1 (en) 2002-03-27
AU3833499A (en) 1999-11-29
DE69901101D1 (en) 2002-05-02
EP1078131A1 (en) 2001-02-28
WO1999058770A1 (en) 1999-11-18

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20060507