CA2633352C - Ergonomic extendable/retractable ladder - Google Patents

Ergonomic extendable/retractable ladder Download PDF

Info

Publication number
CA2633352C
CA2633352C CA2633352A CA2633352A CA2633352C CA 2633352 C CA2633352 C CA 2633352C CA 2633352 A CA2633352 A CA 2633352A CA 2633352 A CA2633352 A CA 2633352A CA 2633352 C CA2633352 C CA 2633352C
Authority
CA
Canada
Prior art keywords
column
rung
ladder
collar portion
button
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
CA2633352A
Other languages
English (en)
French (fr)
Other versions
CA2633352A1 (en
Inventor
Mitchell I. Kieffer
Craig S. Aizman
Bruce A. Hillukka
Michael J. Kelly
Wayne A. Shakal
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.)
Core Distribution Inc
Original Assignee
Core Distribution Inc
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
Priority claimed from US29/245,960 external-priority patent/USD593685S1/en
Priority claimed from US11/427,896 external-priority patent/US8387753B2/en
Application filed by Core Distribution Inc filed Critical Core Distribution Inc
Publication of CA2633352A1 publication Critical patent/CA2633352A1/en
Application granted granted Critical
Publication of CA2633352C publication Critical patent/CA2633352C/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

Landscapes

  • Ladders (AREA)
CA2633352A 2005-12-30 2006-12-27 Ergonomic extendable/retractable ladder Active CA2633352C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US29/245,960 USD593685S1 (en) 2005-12-30 2005-12-30 Telescoping ladder rung
US29/245,960 2005-12-30
US11/427,896 2006-06-30
US11/427,896 US8387753B2 (en) 2006-06-30 2006-06-30 Ergonomic extendable/retractable ladder
PCT/US2006/062620 WO2007079379A1 (en) 2005-12-30 2006-12-27 Ergonomic extendable/retractable ladder

Publications (2)

Publication Number Publication Date
CA2633352A1 CA2633352A1 (en) 2007-07-12
CA2633352C true CA2633352C (en) 2011-05-24

Family

ID=37982480

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2633352A Active CA2633352C (en) 2005-12-30 2006-12-27 Ergonomic extendable/retractable ladder

Country Status (6)

Country Link
EP (1) EP1971747B1 (de)
AT (1) ATE472666T1 (de)
CA (1) CA2633352C (de)
DE (1) DE602006015234D1 (de)
DK (1) DK1971747T3 (de)
WO (1) WO2007079379A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2998501B8 (de) 2007-11-02 2018-12-26 Lampe Holding B.V. Teleskopische leiteranordnung
WO2010029227A2 (fr) * 2008-09-09 2010-03-18 Laboratoires Protec Manchon de fixation pour des montant d'une structure modulaire, notamment une structure télescopique escamotable, et structure comportant un tel manchon
FR3006361B1 (fr) 2013-05-29 2015-05-15 Zhuhai Quan Da Industry Commerce Co Ltd Echelle telescopique
EP3147447B1 (de) * 2015-09-25 2018-05-09 Core Distribution Inc. Zusammenschiebbare leiter mit rückhaltemechanismus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4408095A1 (de) * 1994-03-10 1995-09-14 Dieter Spaeth Handdiktiergerät
US6006952A (en) * 1998-02-06 1999-12-28 Lucas; Monty J. Sports bottle
SE523253C2 (sv) * 2001-06-13 2004-04-06 Telesteps Ab Hopfällbar stege
US6536557B2 (en) * 2001-08-09 2003-03-25 Cosco Management, Inc. Utility tray for step stool
US6708800B2 (en) * 2002-08-02 2004-03-23 Core Distribution, Inc. Extending ladder and associated manufacturing methods
ATE381661T1 (de) * 2005-06-01 2008-01-15 Telesteps Ab Zusammenschiebbare leiter mit verriegelungsvorrichtung

Also Published As

Publication number Publication date
EP1971747B1 (de) 2010-06-30
EP1971747A1 (de) 2008-09-24
ATE472666T1 (de) 2010-07-15
WO2007079379A1 (en) 2007-07-12
DE602006015234D1 (de) 2010-08-12
CA2633352A1 (en) 2007-07-12
DK1971747T3 (da) 2010-10-25

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