GB2247037B - Conduit access covers - Google Patents

Conduit access covers

Info

Publication number
GB2247037B
GB2247037B GB9114959A GB9114959A GB2247037B GB 2247037 B GB2247037 B GB 2247037B GB 9114959 A GB9114959 A GB 9114959A GB 9114959 A GB9114959 A GB 9114959A GB 2247037 B GB2247037 B GB 2247037B
Authority
GB
United Kingdom
Prior art keywords
access covers
conduit access
conduit
covers
access
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
GB9114959A
Other versions
GB2247037A (en
GB9114959D0 (en
Inventor
Robert Paterson Mcgregor
Rosemary Mcgregor
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB9114959D0 publication Critical patent/GB9114959D0/en
Publication of GB2247037A publication Critical patent/GB2247037A/en
Application granted granted Critical
Publication of GB2247037B publication Critical patent/GB2247037B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E02D29/124—Shaft entirely made of synthetic material
    • 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)
GB9114959A 1990-08-15 1991-07-11 Conduit access covers Expired - Fee Related GB2247037B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909017941A GB9017941D0 (en) 1990-08-15 1990-08-15 Conduit access covers

Publications (3)

Publication Number Publication Date
GB9114959D0 GB9114959D0 (en) 1991-08-28
GB2247037A GB2247037A (en) 1992-02-19
GB2247037B true GB2247037B (en) 1994-01-12

Family

ID=10680723

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909017941A Pending GB9017941D0 (en) 1990-08-15 1990-08-15 Conduit access covers
GB9114959A Expired - Fee Related GB2247037B (en) 1990-08-15 1991-07-11 Conduit access covers

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909017941A Pending GB9017941D0 (en) 1990-08-15 1990-08-15 Conduit access covers

Country Status (1)

Country Link
GB (2) GB9017941D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2074793C (en) * 1992-07-28 1996-06-04 Gaetan Begin Manhole head assembly, manhole top ring having an adjustable upper part and method of use of said manhole top ring
GB9316481D0 (en) * 1993-08-09 1993-09-22 Alan Bettin Holdings Limited Animal waste disposal cover unit
CH687290A5 (en) * 1993-12-09 1996-11-15 Hermann A Dreyer The set of parts for producing a root zone protection.
GB2353557A (en) * 1999-04-30 2001-02-28 James Stuart Austin Trench safety cover
GB2473838A (en) * 2009-09-24 2011-03-30 Paul Stuart Bowcock Manhole cover with closable waste disposal aperture

Also Published As

Publication number Publication date
GB9017941D0 (en) 1990-09-26
GB2247037A (en) 1992-02-19
GB9114959D0 (en) 1991-08-28

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Legal Events

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

Effective date: 19950711