GB2489009B8 - Levelling device for ladders - Google Patents

Levelling device for ladders

Info

Publication number
GB2489009B8
GB2489009B8 GB1104340.3A GB201104340A GB2489009B8 GB 2489009 B8 GB2489009 B8 GB 2489009B8 GB 201104340 A GB201104340 A GB 201104340A GB 2489009 B8 GB2489009 B8 GB 2489009B8
Authority
GB
United Kingdom
Prior art keywords
ladders
levelling device
levelling
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.)
Active
Application number
GB1104340.3A
Other versions
GB2489009A (en
GB2489009A8 (en
GB201104340D0 (en
GB2489009B (en
Inventor
Marie Valentine Christina
Leslie Brown Roger
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
Priority to GB1104340.3A priority Critical patent/GB2489009B8/en
Publication of GB201104340D0 publication Critical patent/GB201104340D0/en
Publication of GB2489009A publication Critical patent/GB2489009A/en
Application granted granted Critical
Publication of GB2489009B publication Critical patent/GB2489009B/en
Publication of GB2489009A8 publication Critical patent/GB2489009A8/en
Publication of GB2489009B8 publication Critical patent/GB2489009B8/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/42—Ladder feet; Supports therefor
    • E06C7/44—Means for mounting ladders on uneven ground
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/42—Ladder feet; Supports therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
GB1104340.3A 2011-03-15 2011-03-15 Levelling device for ladders Active GB2489009B8 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1104340.3A GB2489009B8 (en) 2011-03-15 2011-03-15 Levelling device for ladders

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1104340.3A GB2489009B8 (en) 2011-03-15 2011-03-15 Levelling device for ladders

Publications (5)

Publication Number Publication Date
GB201104340D0 GB201104340D0 (en) 2011-04-27
GB2489009A GB2489009A (en) 2012-09-19
GB2489009B GB2489009B (en) 2017-08-02
GB2489009A8 GB2489009A8 (en) 2018-05-02
GB2489009B8 true GB2489009B8 (en) 2018-05-02

Family

ID=43981000

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1104340.3A Active GB2489009B8 (en) 2011-03-15 2011-03-15 Levelling device for ladders

Country Status (1)

Country Link
GB (1) GB2489009B8 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103527068B (en) * 2013-10-25 2015-09-30 国家电网公司 A kind of warning safe ladder and mounting method thereof
CN106065760A (en) * 2016-06-01 2016-11-02 国网浙江新昌县供电公司 Insulating ladder auxiliary spike
CN107628045B (en) * 2017-09-30 2023-09-15 南京康尼机电股份有限公司 Self-adaptive supporting leg structure of emergency escape evacuation ramp for rail transit vehicle
GB2592025A (en) * 2020-02-12 2021-08-18 Sharples Richard Ladder leveller

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5154257A (en) * 1991-09-09 1992-10-13 Mirles Virgil S Adjustable ladder apparatus
JPH0821174A (en) * 1994-07-08 1996-01-23 Matsuoka Kenki Kk Attachment for ladder
GB9904772D0 (en) * 1999-03-02 1999-04-28 Asal Tools Limited An extension unit for ladders
AU779533B2 (en) * 2001-01-25 2005-01-27 Andrew Richards Levelling apparatus for a support structure
GB2413146A (en) * 2004-01-27 2005-10-19 Neville Scott Paul An extendable leg for attachment to a ladder
DE202009002344U1 (en) * 2009-02-18 2009-07-02 Bacher, Volker Device or holder especially on trailer hitch for attaching ladders
DE102009030127A1 (en) * 2009-06-24 2011-01-13 Leib, Sascha Stepped- or slope ladder comprises extendable telescopic foot on side rail at bottom, were telescopic foot is formed according to grid to compensate level difference

Also Published As

Publication number Publication date
GB2489009A (en) 2012-09-19
GB2489009A8 (en) 2018-05-02
GB201104340D0 (en) 2011-04-27
GB2489009B (en) 2017-08-02

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Legal Events

Date Code Title Description
S117 Correction of errors in patents and applications (sect. 117/patents act 1977)

Free format text: REQUEST FILED; REQUEST FOR CORRECTION UNDER SECTION 117 FILED ON 27 MARCH 2018

S117 Correction of errors in patents and applications (sect. 117/patents act 1977)

Free format text: CORRECTIONS ALLOWED; REQUEST FOR CORRECTION UNDER SECTION 117 FILED ON 27 MARCH 2018 ALLOWED ON 26 APRIL 2018