GB2353313B - Access cover assembly - Google Patents

Access cover assembly

Info

Publication number
GB2353313B
GB2353313B GB9919537A GB9919537A GB2353313B GB 2353313 B GB2353313 B GB 2353313B GB 9919537 A GB9919537 A GB 9919537A GB 9919537 A GB9919537 A GB 9919537A GB 2353313 B GB2353313 B GB 2353313B
Authority
GB
United Kingdom
Prior art keywords
cover assembly
access cover
access
assembly
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
GB9919537A
Other versions
GB2353313A (en
GB9919537D0 (en
Inventor
Patrick Martin Murphy
Ronald Francis Clark
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.)
CLARKSTEEL Ltd
Original Assignee
CLARKSTEEL 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 CLARKSTEEL Ltd filed Critical CLARKSTEEL Ltd
Priority to GB9919537A priority Critical patent/GB2353313B/en
Publication of GB9919537D0 publication Critical patent/GB9919537D0/en
Publication of GB2353313A publication Critical patent/GB2353313A/en
Application granted granted Critical
Publication of GB2353313B publication Critical patent/GB2353313B/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
    • E02D29/1463—Hinged connection of cover to frame
    • 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
    • E02D29/127—Manhole shafts; Other inspection or access chambers; Accessories therefor with devices for impeding fall or injuries of persons
    • 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
    • E02D29/1418—Covers for manholes or the like; Frames for covers with implements to assist in lifting, e.g. counterweights, springs
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
    • E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
    • E05F1/12—Mechanisms in the shape of hinges or pivots, operated by springs
    • E05F1/1207—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring parallel with the pivot axis
    • E05F1/1215—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring parallel with the pivot axis with a canted-coil torsion spring

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)
  • Tents Or Canopies (AREA)
GB9919537A 1999-08-19 1999-08-19 Access cover assembly Expired - Fee Related GB2353313B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9919537A GB2353313B (en) 1999-08-19 1999-08-19 Access cover assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9919537A GB2353313B (en) 1999-08-19 1999-08-19 Access cover assembly

Publications (3)

Publication Number Publication Date
GB9919537D0 GB9919537D0 (en) 1999-10-20
GB2353313A GB2353313A (en) 2001-02-21
GB2353313B true GB2353313B (en) 2003-10-15

Family

ID=10859373

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9919537A Expired - Fee Related GB2353313B (en) 1999-08-19 1999-08-19 Access cover assembly

Country Status (1)

Country Link
GB (1) GB2353313B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107207075A (en) * 2015-02-27 2017-09-26 三菱重工业株式会社 Opening and closing device, scaffold and ship

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2430690B (en) * 2005-10-01 2011-03-09 Wrekin Welding & Fabrication Engineering Ltd Ground surface access assemblies
AT510159B1 (en) 2010-09-15 2012-02-15 Linz Service Gmbh COVER FOR A BAY OPENING
FR2975724B1 (en) * 2011-05-27 2013-06-21 Suez Environnement ACCESS TRAPPER HAVING A HOLLOW SPACE, PROVIDING ACCESS TO AT LEAST ONE EQUIPMENT LOCATED IN THE BACKGROUND OF THE SPACE, AND METHOD FOR EXTRACTING AND SETTING UP THE EQUIPMENT
AU2014245841A1 (en) * 2013-03-26 2015-11-12 Ben JUETT A barricade system
US10550539B1 (en) * 2018-07-18 2020-02-04 Madruga Iron Works, Inc. Safety railing for utility hatch
CN113802558B (en) * 2021-09-26 2022-09-16 山东高速路桥集团股份有限公司 Pile foundation pore-forming construction device and method

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266380A (en) * 1979-02-09 1981-05-12 Christy Concrete Products, Inc. High strength cover for underground utility box
GB2163467A (en) * 1984-07-13 1986-02-26 Turner Bros Manhole cover with torsion spring hinge to facilitate opening
FR2622919A1 (en) * 1987-11-09 1989-05-12 Acl Vanhille Sa Safety device preventing things from falling through an opening which has been uncovered by removing at least one cover for closing the said opening, and openings and covers in which such a device is combined
JPH01220024A (en) * 1988-02-29 1989-09-01 Mitsubishi Electric Corp Printing processor
WO1991016505A1 (en) * 1988-12-15 1991-10-31 Neathery David L Manhole inserts
US5727351A (en) * 1993-05-26 1998-03-17 Neathery; David L. Manhole insert and tether and method
JPH11229416A (en) * 1998-02-17 1999-08-24 Fujita Corp Falling prevention device for manhole
JP2000212982A (en) * 1999-01-20 2000-08-02 Fukunishi Imono Kk Rectangular manhole

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10220024A (en) * 1997-02-08 1998-08-18 Tokyu Constr Co Ltd Safety cover device for opened part

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266380A (en) * 1979-02-09 1981-05-12 Christy Concrete Products, Inc. High strength cover for underground utility box
GB2163467A (en) * 1984-07-13 1986-02-26 Turner Bros Manhole cover with torsion spring hinge to facilitate opening
FR2622919A1 (en) * 1987-11-09 1989-05-12 Acl Vanhille Sa Safety device preventing things from falling through an opening which has been uncovered by removing at least one cover for closing the said opening, and openings and covers in which such a device is combined
JPH01220024A (en) * 1988-02-29 1989-09-01 Mitsubishi Electric Corp Printing processor
WO1991016505A1 (en) * 1988-12-15 1991-10-31 Neathery David L Manhole inserts
US5727351A (en) * 1993-05-26 1998-03-17 Neathery; David L. Manhole insert and tether and method
JPH11229416A (en) * 1998-02-17 1999-08-24 Fujita Corp Falling prevention device for manhole
JP2000212982A (en) * 1999-01-20 2000-08-02 Fukunishi Imono Kk Rectangular manhole

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107207075A (en) * 2015-02-27 2017-09-26 三菱重工业株式会社 Opening and closing device, scaffold and ship

Also Published As

Publication number Publication date
GB2353313A (en) 2001-02-21
GB9919537D0 (en) 1999-10-20

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Legal Events

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

Effective date: 20050819