[go: up one dir, main page]

GB2249119B - An improved excavation cover - Google Patents

An improved excavation cover

Info

Publication number
GB2249119B
GB2249119B GB9122707A GB9122707A GB2249119B GB 2249119 B GB2249119 B GB 2249119B GB 9122707 A GB9122707 A GB 9122707A GB 9122707 A GB9122707 A GB 9122707A GB 2249119 B GB2249119 B GB 2249119B
Authority
GB
United Kingdom
Prior art keywords
improved excavation
excavation cover
cover
improved
excavation
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
GB9122707A
Other versions
GB9122707D0 (en
GB2249119A (en
Inventor
Anthony William Merricks
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.)
Balfour Beatty PLC
Original Assignee
BICC PLC
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 BICC PLC filed Critical BICC PLC
Publication of GB9122707D0 publication Critical patent/GB9122707D0/en
Publication of GB2249119A publication Critical patent/GB2249119A/en
Application granted granted Critical
Publication of GB2249119B publication Critical patent/GB2249119B/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
    • E02D29/14—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)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
GB9122707A 1990-10-26 1991-10-25 An improved excavation cover Expired - Fee Related GB2249119B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909023317A GB9023317D0 (en) 1990-10-26 1990-10-26 An improved excavation cover

Publications (3)

Publication Number Publication Date
GB9122707D0 GB9122707D0 (en) 1991-12-11
GB2249119A GB2249119A (en) 1992-04-29
GB2249119B true GB2249119B (en) 1994-08-24

Family

ID=10684391

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909023317A Pending GB9023317D0 (en) 1990-10-26 1990-10-26 An improved excavation cover
GB9122707A Expired - Fee Related GB2249119B (en) 1990-10-26 1991-10-25 An improved excavation cover

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909023317A Pending GB9023317D0 (en) 1990-10-26 1990-10-26 An improved excavation cover

Country Status (1)

Country Link
GB (2) GB9023317D0 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11008728B2 (en) 2018-05-26 2021-05-18 Caswick Limited Manhole device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9700587D0 (en) * 1997-01-14 1997-03-05 Tarmac Uk Ltd Temporary covers for trenches and other excavations
DE19705941C2 (en) * 1997-02-17 2000-12-21 Hartmut Fournes Method of making a manhole cover
GB0104106D0 (en) * 2001-02-20 2001-04-04 Hicks Roger Manhole cover plate
GB2468847A (en) * 2009-03-23 2010-09-29 Jpb Civil Engineering Ltd Construction site safety device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2027472A (en) * 1978-07-28 1980-02-20 Brickhouse Dudley Ltd Road surface boxes
GB1594492A (en) * 1978-03-16 1981-07-30 Brickhouse Dudley Ltd Manhole covers

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1594492A (en) * 1978-03-16 1981-07-30 Brickhouse Dudley Ltd Manhole covers
GB2027472A (en) * 1978-07-28 1980-02-20 Brickhouse Dudley Ltd Road surface boxes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11008728B2 (en) 2018-05-26 2021-05-18 Caswick Limited Manhole device

Also Published As

Publication number Publication date
GB9122707D0 (en) 1991-12-11
GB2249119A (en) 1992-04-29
GB9023317D0 (en) 1990-12-05

Similar Documents

Publication Publication Date Title
GB2251040B (en) Seal arrangement
GB2248044B (en) Improved doll-carriages
GB2242886B (en) Backhoe
GB9000426D0 (en) Improved seal
GB9102066D0 (en) An improved ozonier
GB2241735B (en) Piling
GB2242463B (en) Trencher
GB2246242B (en) Cover
GB2249119B (en) An improved excavation cover
GB2245627B (en) Manhole cover
GB9008418D0 (en) Cover assembly
GB2245315B (en) Cover
GB9109846D0 (en) Shield
GB2240087B (en) Cover
GB9013241D0 (en) Manhole cover
GB9015697D0 (en) Cover
GB9016888D0 (en) Cover
GB9008890D0 (en) Covers
GB9023084D0 (en) Dredge
GB2250048B (en) Piling
PL285959A1 (en) Bucket
CA66054S (en) Show case
GR900200336U (en) Shield-health protection cover
GB9017891D0 (en) Geogrids
GB9007823D0 (en) Digging aid

Legal Events

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

Effective date: 20011025