GB2436584B - An extension ladder with improved mechanism - Google Patents

An extension ladder with improved mechanism

Info

Publication number
GB2436584B
GB2436584B GB0606377A GB0606377A GB2436584B GB 2436584 B GB2436584 B GB 2436584B GB 0606377 A GB0606377 A GB 0606377A GB 0606377 A GB0606377 A GB 0606377A GB 2436584 B GB2436584 B GB 2436584B
Authority
GB
United Kingdom
Prior art keywords
extension ladder
improved mechanism
ladder
extension
improved
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
GB0606377A
Other versions
GB2436584A (en
GB0606377D0 (en
Inventor
Ching-Yao Kuo
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 GB0606377A priority Critical patent/GB2436584B/en
Publication of GB0606377D0 publication Critical patent/GB0606377D0/en
Publication of GB2436584A publication Critical patent/GB2436584A/en
Application granted granted Critical
Publication of GB2436584B publication Critical patent/GB2436584B/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
    • E06C1/00—Ladders in general
    • E06C1/02—Ladders in general with rigid longitudinal member or members
    • E06C1/04—Ladders for resting against objects, e.g. walls poles, trees
    • E06C1/08—Ladders for resting against objects, e.g. walls poles, trees multi-part
    • E06C1/12—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic
    • E06C1/125—Ladders for resting against objects, e.g. walls poles, trees multi-part extensible, e.g. telescopic with tubular longitudinal members nested within each other
GB0606377A 2006-03-30 2006-03-30 An extension ladder with improved mechanism Active GB2436584B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0606377A GB2436584B (en) 2006-03-30 2006-03-30 An extension ladder with improved mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0606377A GB2436584B (en) 2006-03-30 2006-03-30 An extension ladder with improved mechanism

Publications (3)

Publication Number Publication Date
GB0606377D0 GB0606377D0 (en) 2006-05-10
GB2436584A GB2436584A (en) 2007-10-03
GB2436584B true GB2436584B (en) 2011-08-31

Family

ID=36424885

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0606377A Active GB2436584B (en) 2006-03-30 2006-03-30 An extension ladder with improved mechanism

Country Status (1)

Country Link
GB (1) GB2436584B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10934776B2 (en) * 2017-04-20 2021-03-02 Minqing ZHOU Closure cover and extension ladder

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2215323B1 (en) * 2007-11-02 2015-10-07 Lampe Holding B.V. A telescopic ladder assembly
CN201250602Y (en) * 2008-08-14 2009-06-03 王万兴 Extension ladder
CN102003136B (en) * 2010-10-28 2012-09-12 王万兴 Locking structure for telescopic ladder
DE102011001227B4 (en) * 2011-03-11 2013-06-13 Ergobionik Gmbh Telescopic ladder
CN103291205B (en) * 2013-05-03 2015-06-24 浙江迈尔工具有限公司 Telescopic bamboo joint ladder locking mechanism
FR3006361B1 (en) 2013-05-29 2015-05-15 Zhuhai Quan Da Industry Commerce Co Ltd TELESCOPIC LADDER

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2287056A (en) * 1994-03-01 1995-09-06 Foxdale Dev Ltd Extensible ladder
DE19530452A1 (en) * 1995-08-20 1997-02-27 Anton Wengert Telescopic ladder, with sections each with one rung and two side rails
GB2305956A (en) * 1995-10-02 1997-04-23 Gary Kuo An extension ladder with telescopic legs
JPH1088949A (en) * 1996-09-12 1998-04-07 Kazuo Yasunaga Telescopic stepladder
US20040020718A1 (en) * 2002-08-02 2004-02-05 Kieffer Mitchell I. Extending ladder and associated manufacturing methods
US20040195043A1 (en) * 2001-06-13 2004-10-07 Kjell Johansson Collapsible ladder

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2287056A (en) * 1994-03-01 1995-09-06 Foxdale Dev Ltd Extensible ladder
DE19530452A1 (en) * 1995-08-20 1997-02-27 Anton Wengert Telescopic ladder, with sections each with one rung and two side rails
GB2305956A (en) * 1995-10-02 1997-04-23 Gary Kuo An extension ladder with telescopic legs
JPH1088949A (en) * 1996-09-12 1998-04-07 Kazuo Yasunaga Telescopic stepladder
US20040195043A1 (en) * 2001-06-13 2004-10-07 Kjell Johansson Collapsible ladder
US20040020718A1 (en) * 2002-08-02 2004-02-05 Kieffer Mitchell I. Extending ladder and associated manufacturing methods

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10934776B2 (en) * 2017-04-20 2021-03-02 Minqing ZHOU Closure cover and extension ladder

Also Published As

Publication number Publication date
GB2436584A (en) 2007-10-03
GB0606377D0 (en) 2006-05-10

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