SE541246C2 - A rung for a collapsible ladder and ladders including such rungs - Google Patents

A rung for a collapsible ladder and ladders including such rungs

Info

Publication number
SE541246C2
SE541246C2 SE1650454A SE1650454A SE541246C2 SE 541246 C2 SE541246 C2 SE 541246C2 SE 1650454 A SE1650454 A SE 1650454A SE 1650454 A SE1650454 A SE 1650454A SE 541246 C2 SE541246 C2 SE 541246C2
Authority
SE
Sweden
Prior art keywords
ladder
section
rung
bracket
sections
Prior art date
Application number
SE1650454A
Other languages
English (en)
Other versions
SE1650454A1 (en
SE1650454A3 (en
Inventor
Carl-Johan Nelson
Henrik Edvardsson
Jens Bernhardsson
Niklas Ekstrand
Stina Karlsson
Ulrik Gejervall
Original Assignee
Telesteps Ab
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 Telesteps Ab filed Critical Telesteps Ab
Priority to SE1650454A priority Critical patent/SE541246C2/en
Priority to JP2018551769A priority patent/JP7023241B2/ja
Priority to CN201780021950.4A priority patent/CN109072668B/zh
Priority to EP17716165.0A priority patent/EP3440302B1/en
Priority to ES17716165T priority patent/ES2801799T3/es
Priority to US16/090,907 priority patent/US10718161B2/en
Priority to PCT/EP2017/058027 priority patent/WO2017174602A1/en
Publication of SE1650454A1 publication Critical patent/SE1650454A1/sv
Publication of SE1650454A3 publication Critical patent/SE1650454A3/en
Publication of SE541246C2 publication Critical patent/SE541246C2/en

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
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/082—Connections between rungs or treads and longitudinal members
    • E06C7/083—Bracket type connection
    • 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
    • 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
    • E06C1/14—Ladders capable of standing by themselves
    • E06C1/16—Ladders capable of standing by themselves with hinged struts which rest on the ground
    • E06C1/18—Ladders capable of standing by themselves with hinged struts which rest on the ground with supporting struts formed as ladders
    • 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
    • E06C1/14—Ladders capable of standing by themselves
    • E06C1/16—Ladders capable of standing by themselves with hinged struts which rest on the ground
    • E06C1/20—Ladders capable of standing by themselves with hinged struts which rest on the ground with supporting struts formed as poles
    • E06C1/22—Ladders capable of standing by themselves with hinged struts which rest on the ground with supporting struts formed as poles with extensible, e.g. telescopic, ladder parts or struts
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/003—Indicating devices, e.g. user warnings or inclinators
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/08—Special construction of longitudinal members, or rungs or other treads
    • E06C7/081—Rungs or other treads comprising anti-slip features
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06C—LADDERS
    • E06C7/00—Component parts, supporting parts, or accessories
    • E06C7/14—Holders for pails or other equipment on or for ladders
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
SE1650454A 2016-04-04 2016-04-04 A rung for a collapsible ladder and ladders including such rungs SE541246C2 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE1650454A SE541246C2 (en) 2016-04-04 2016-04-04 A rung for a collapsible ladder and ladders including such rungs
JP2018551769A JP7023241B2 (ja) 2016-04-04 2017-04-04 折り畳み式はしごのための改善された横板
CN201780021950.4A CN109072668B (zh) 2016-04-04 2017-04-04 用于可折叠梯子的改进的横档
EP17716165.0A EP3440302B1 (en) 2016-04-04 2017-04-04 An improved rung for a collapsible ladder
ES17716165T ES2801799T3 (es) 2016-04-04 2017-04-04 Un peldaño mejorado para una escalera plegable
US16/090,907 US10718161B2 (en) 2016-04-04 2017-04-04 Rung for a collapsible ladder
PCT/EP2017/058027 WO2017174602A1 (en) 2016-04-04 2017-04-04 An improved rung for a collapsible ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1650454A SE541246C2 (en) 2016-04-04 2016-04-04 A rung for a collapsible ladder and ladders including such rungs

Publications (3)

Publication Number Publication Date
SE1650454A1 SE1650454A1 (en) 2017-10-05
SE1650454A3 SE1650454A3 (en) 2017-11-28
SE541246C2 true SE541246C2 (en) 2019-05-14

Family

ID=58503585

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1650454A SE541246C2 (en) 2016-04-04 2016-04-04 A rung for a collapsible ladder and ladders including such rungs

Country Status (7)

Country Link
US (1) US10718161B2 (enExample)
EP (1) EP3440302B1 (enExample)
JP (1) JP7023241B2 (enExample)
CN (1) CN109072668B (enExample)
ES (1) ES2801799T3 (enExample)
SE (1) SE541246C2 (enExample)
WO (1) WO2017174602A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3760827B1 (en) 2014-09-12 2022-07-06 Little Giant Ladder Systems, LLC Ladder
SE541247C2 (en) * 2016-04-04 2019-05-14 Telesteps Ab A ladder tube for a collapsible ladder and ladders including such tubes
EP3830376B1 (en) * 2018-07-27 2024-02-07 Little Giant Ladder Systems, LLC Last step indicator for ladders and ladders incorporating same
US11591855B2 (en) * 2019-05-28 2023-02-28 Frederick M. Pettit In pool ladder assembly
US20220275684A1 (en) * 2020-01-18 2022-09-01 Jhonatan Tarifa Ladder attached pulley hoist and tool retainer system
US20220290497A1 (en) * 2021-02-19 2022-09-15 Red Rock Sourcing LLC Packable ladder
CN115898249B (zh) * 2022-12-28 2025-10-17 浙江大地钢结构有限公司 一种桁架用可调节爬梯

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1576625A (en) * 1925-01-14 1926-03-16 Blodgett Arthur Waldron Stepladder
US2194856A (en) * 1938-04-22 1940-03-26 Kostuk Alexander Ladder
CN101294479A (zh) * 2007-04-23 2008-10-29 简世坤 一种伸缩梯
DE102014107182A1 (de) * 2013-05-29 2014-12-04 Zuco-Zhuai Quan Da Industry & Commerce Co. Ltd. Teleskopleiter

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487889A (en) * 1967-12-22 1970-01-06 Gym Dandy Inc Fabricated plastic step
US4376470A (en) * 1980-11-06 1983-03-15 Little Giant Industries, Inc. Fiberglass ladder
US4520896A (en) * 1981-05-18 1985-06-04 Disston Horace C Foldable ladder
BE1004040A6 (fr) * 1989-06-16 1992-09-15 Show Min Liaw Echelle extensible a usages multiples.
GB2305955B (en) * 1995-10-02 1999-12-01 Gary Kuo An extension ladder with telescopic legs
US20020189902A1 (en) * 2001-06-13 2002-12-19 Nelson John R. Protective carrying attachment for ladders
SE523253C2 (sv) * 2001-06-13 2004-04-06 Telesteps Ab Hopfällbar stege
CN2495795Y (zh) * 2001-07-16 2002-06-19 周涛 高低可调的梯子
DK1728966T3 (da) 2005-06-01 2008-04-28 Telesteps Ab Sammenklappelig stige med låsemekanisme
US20060283664A1 (en) * 2005-06-17 2006-12-21 Kuo-Ching Yao Extension ladder apparatus
US8387753B2 (en) 2006-06-30 2013-03-05 Core Distribution, Inc. Ergonomic extendable/retractable ladder
US20070256892A1 (en) * 2006-05-08 2007-11-08 Breedlove Michael G Sr Ladder stand with platform hoist and method of assembling same
US20080011547A1 (en) * 2006-07-17 2008-01-17 Bonitto Louis T Ladder carrying device
ES1067783Y (es) * 2008-04-29 2008-09-16 Metalast S A U "escalera"
US8225906B2 (en) * 2008-08-22 2012-07-24 Core Distribution, Inc. Extendable/retractable ladder
JP5253342B2 (ja) 2009-09-28 2013-07-31 アルインコ株式会社 伸縮梯子
CN102465662A (zh) * 2010-10-29 2012-05-23 阿禄因康株式会社 伸缩梯子
US8851234B2 (en) * 2011-04-21 2014-10-07 Handsaver Handles, LLC Ladder carrying apparatus and method of modifying a ladder
US20140027203A1 (en) * 2012-07-30 2014-01-30 Myron Whitcomb Ladder Carry Grip
US10605002B2 (en) * 2016-12-15 2020-03-31 Richard Underwood Ladder carrying device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1576625A (en) * 1925-01-14 1926-03-16 Blodgett Arthur Waldron Stepladder
US2194856A (en) * 1938-04-22 1940-03-26 Kostuk Alexander Ladder
CN101294479A (zh) * 2007-04-23 2008-10-29 简世坤 一种伸缩梯
DE102014107182A1 (de) * 2013-05-29 2014-12-04 Zuco-Zhuai Quan Da Industry & Commerce Co. Ltd. Teleskopleiter

Also Published As

Publication number Publication date
EP3440302A1 (en) 2019-02-13
CN109072668A (zh) 2018-12-21
EP3440302B1 (en) 2020-05-20
SE1650454A1 (en) 2017-10-05
JP7023241B2 (ja) 2022-02-21
JP2019513919A (ja) 2019-05-30
ES2801799T3 (es) 2021-01-13
SE1650454A3 (en) 2017-11-28
WO2017174602A1 (en) 2017-10-12
US20190128064A1 (en) 2019-05-02
US10718161B2 (en) 2020-07-21
CN109072668B (zh) 2021-07-16

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