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GB2493402B - Portable manhole, vault, or man-way safe entry/exit system - Google Patents

Portable manhole, vault, or man-way safe entry/exit system

Info

Publication number
GB2493402B
GB2493402B GB1119106.1A GB201119106A GB2493402B GB 2493402 B GB2493402 B GB 2493402B GB 201119106 A GB201119106 A GB 201119106A GB 2493402 B GB2493402 B GB 2493402B
Authority
GB
United Kingdom
Prior art keywords
vault
man
exit system
safe entry
way safe
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
GB1119106.1A
Other versions
GB2493402A (en
GB201119106D0 (en
Inventor
Terence Michael Murray
Michael Patrick Murray
Kelly Suzanna Murray
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 GB201119106D0 publication Critical patent/GB201119106D0/en
Publication of GB2493402A publication Critical patent/GB2493402A/en
Application granted granted Critical
Publication of GB2493402B publication Critical patent/GB2493402B/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
    • E02D29/122—Steps or handrails for shafts
    • 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
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/18—Devices for preventing persons from falling

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)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
GB1119106.1A 2011-07-25 2011-11-04 Portable manhole, vault, or man-way safe entry/exit system Expired - Fee Related GB2493402B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA2748480A CA2748480C (en) 2011-07-25 2011-07-25 Portable manhole, vault, or man-way safe entry/exit system

Publications (3)

Publication Number Publication Date
GB201119106D0 GB201119106D0 (en) 2011-12-21
GB2493402A GB2493402A (en) 2013-02-06
GB2493402B true GB2493402B (en) 2016-04-06

Family

ID=45421309

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1119106.1A Expired - Fee Related GB2493402B (en) 2011-07-25 2011-11-04 Portable manhole, vault, or man-way safe entry/exit system

Country Status (2)

Country Link
CA (1) CA2748480C (en)
GB (1) GB2493402B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014078950A1 (en) * 2012-11-20 2014-05-30 9105-0732 Quebec Inc. Safety extension device for a ladder

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7604599A (en) * 1976-04-29 1977-11-01 Falentijn Bv Mobile free standing ladder with platform - comprises stackable and nesting sections comprising three or more vertical columns
JPH0657771A (en) * 1992-08-06 1994-03-01 Nagashima Imono Kk Facilities for underground structure, fitting mechanism of metal tools
JPH08151649A (en) * 1994-11-28 1996-06-11 Hinode Suido Kiki Kk Auxiliary ladder for underground structure cover
JP2007002481A (en) * 2005-06-22 2007-01-11 Tokyo Electric Power Co Inc:The Manhole handrail
WO2008137723A2 (en) * 2007-05-02 2008-11-13 T.A. Pelsue Company Retrieval and fall arrest system for manhole applications
JP2010275690A (en) * 2009-05-26 2010-12-09 Hideaki Takahashi Supporting member of step for ascent/descent combined with ladder, and device for entrance into/exit from manhole using the same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7604599A (en) * 1976-04-29 1977-11-01 Falentijn Bv Mobile free standing ladder with platform - comprises stackable and nesting sections comprising three or more vertical columns
JPH0657771A (en) * 1992-08-06 1994-03-01 Nagashima Imono Kk Facilities for underground structure, fitting mechanism of metal tools
JPH08151649A (en) * 1994-11-28 1996-06-11 Hinode Suido Kiki Kk Auxiliary ladder for underground structure cover
JP2007002481A (en) * 2005-06-22 2007-01-11 Tokyo Electric Power Co Inc:The Manhole handrail
WO2008137723A2 (en) * 2007-05-02 2008-11-13 T.A. Pelsue Company Retrieval and fall arrest system for manhole applications
JP2010275690A (en) * 2009-05-26 2010-12-09 Hideaki Takahashi Supporting member of step for ascent/descent combined with ladder, and device for entrance into/exit from manhole using the same

Also Published As

Publication number Publication date
GB2493402A (en) 2013-02-06
CA2748480A1 (en) 2013-01-25
GB201119106D0 (en) 2011-12-21
CA2748480C (en) 2013-06-04

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Legal Events

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

Effective date: 20231104