BE761522A - Echelle - Google Patents

Echelle

Info

Publication number
BE761522A
BE761522A BE761522A BE761522A BE761522A BE 761522 A BE761522 A BE 761522A BE 761522 A BE761522 A BE 761522A BE 761522 A BE761522 A BE 761522A BE 761522 A BE761522 A BE 761522A
Authority
BE
Belgium
Prior art keywords
ladder
Prior art date
Application number
BE761522A
Other languages
English (en)
Original Assignee
Kummerkin Walter
Kummerkin Nikolaus A
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 Kummerkin Walter, Kummerkin Nikolaus A filed Critical Kummerkin Walter
Publication of BE761522A publication Critical patent/BE761522A/fr

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
    • E06C7/081—Rungs or other treads comprising anti-slip features
    • 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
    • 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
    • E06C1/32—Ladders with a strut which is formed as a ladder and can be secured in line with the ladder

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)
  • Steps, Ramps, And Handrails (AREA)
BE761522A 1970-01-14 1971-01-13 Echelle BE761522A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2001416A DE2001416C3 (de) 1970-01-14 1970-01-14 Leiter

Publications (1)

Publication Number Publication Date
BE761522A true BE761522A (fr) 1971-06-16

Family

ID=5759573

Family Applications (1)

Application Number Title Priority Date Filing Date
BE761522A BE761522A (fr) 1970-01-14 1971-01-13 Echelle

Country Status (9)

Country Link
US (1) US3692143A (fr)
BE (1) BE761522A (fr)
CH (1) CH514064A (fr)
DE (1) DE2001416C3 (fr)
ES (1) ES194987Y (fr)
FR (1) FR2075495A5 (fr)
GB (1) GB1293301A (fr)
IT (1) IT943552B (fr)
NL (1) NL144026B (fr)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4161997A (en) * 1975-05-16 1979-07-24 Norman Thomas W Self-storing step structure for vehicular mounting
FR2408714A1 (fr) * 1977-11-10 1979-06-08 Andersson Heimer Echelle coulissante
US4182431A (en) * 1978-03-13 1980-01-08 Little Giant Industries Inc. Combination extension and step ladder rungs therefor
US4298093A (en) * 1978-11-16 1981-11-03 Little Giant Industries, Inc. Sawhorse
US4210224A (en) * 1979-01-05 1980-07-01 Kummerlin Nikolaus A Longitudinally variable ladder
US4566150A (en) * 1981-12-21 1986-01-28 Little Giant Industries, Inc. Ladder hinge and multi-position locking mechanism therefor
US4407045A (en) * 1981-12-21 1983-10-04 Boothe Leland H Ladder hinge and multi-position locking mechanism therefor
US4452833A (en) * 1982-02-08 1984-06-05 Consolidated Papers, Inc. Paper coating method
US4697305A (en) * 1985-02-14 1987-10-06 Harold R. Wing Release mechanism for locking hinge for multi-positioned ladder
US4951780A (en) * 1988-08-08 1990-08-28 Kim Myung H Combination ladder and height adjustable scaffold
DE8814195U1 (de) * 1988-11-12 1989-01-26 Krause-Werk Gmbh & Co Kg, 6320 Alsfeld Gelenkleiter
US5350038A (en) * 1993-02-01 1994-09-27 Lazarus Jonathan F Foldable extension ladder and ladder sections therefor
US5738186A (en) * 1994-03-01 1998-04-14 Foxdale Developments Limited Extensible ladder
US6129179A (en) * 1999-09-10 2000-10-10 Rooney; William V. Laterally extensible ladder
US6886659B2 (en) 2002-02-07 2005-05-03 Tricam Industries, Inc. Convertible ladder
US6857503B2 (en) * 2002-02-07 2005-02-22 Tricam Industries, Inc. Convertible ladder
US6866117B2 (en) * 2002-04-05 2005-03-15 Wing Enterprises, Inc. Light weight ladder systems and methods
US7424933B2 (en) * 2002-05-28 2008-09-16 Norman Miller Ladder assemblies
NZ540647A (en) 2002-11-11 2008-10-31 Wing Entpr Combination ladders, ladder components and methods of manufacturing same
US20050274571A1 (en) * 2004-06-11 2005-12-15 Dennis Simpson Convertible fiberglass ladder
US8042653B2 (en) * 2005-02-02 2011-10-25 Werner Co. Adjustable work platform
US20070163838A1 (en) * 2006-01-13 2007-07-19 Advanced Ladders Modular ladder
GB2471850A (en) * 2009-07-14 2011-01-19 Camlock Engineering Ltd Support device for use with a vehicle or personnel
US8701828B1 (en) * 2010-08-05 2014-04-22 Martin S Matthew Stable stepladder with utility tray
US9309718B1 (en) * 2010-08-05 2016-04-12 Martin Sinclair Matthew Stable stepladder with utility tray
USD710031S1 (en) 2012-11-15 2014-07-29 Tricam Industries, Inc. Step stool
AU2015101862B4 (en) * 2015-05-12 2017-10-12 Hartman Pacific Pty Ltd Height adjustable ladder
CN205713939U (zh) * 2016-05-03 2016-11-23 厦门新技术集成有限公司 一种伸缩梯子的伸缩腿
KR101767014B1 (ko) * 2016-11-02 2017-08-09 서동영 전동 드라이버로 길이 조절이 가능한 자동 사다리
USD860476S1 (en) 2017-01-04 2019-09-17 Tricam Industries, Inc. Hinge for a multi-position ladder
USD855833S1 (en) 2017-01-04 2019-08-06 Tricam Industries, Inc. Ladder rail
CN107178303A (zh) * 2017-03-03 2017-09-19 厦门新技术集成有限公司 一种可变换直梯使用的人字梯
USD833643S1 (en) 2017-07-07 2018-11-13 Tricam Industries, Inc. Integrated ladder tray hook
US20200040656A1 (en) * 2018-08-02 2020-02-06 Werner Co. Extension Ladder, System and Method
US11505994B2 (en) * 2018-10-16 2022-11-22 Tricam Industries, Inc. Top cap for multi-position ladder
CN110359368B (zh) * 2019-08-02 2021-12-24 山东汇洋建筑设备有限公司 一种利用人体重量凹陷的行走防滑的桥梁检修吊篮
USD935055S1 (en) 2019-08-07 2021-11-02 Tricam Industries, Inc. Hinge for a multi-position ladder
USD940900S1 (en) 2021-06-04 2022-01-11 Richard Godett Ladder half-step

Also Published As

Publication number Publication date
NL144026B (nl) 1974-11-15
GB1293301A (en) 1972-10-18
ES194987Y (es) 1975-06-01
FR2075495A5 (fr) 1971-10-08
DE2001416B2 (de) 1975-10-23
DE2001416A1 (de) 1971-07-22
US3692143A (en) 1972-09-19
CH514064A (de) 1971-10-15
DE2001416C3 (de) 1979-02-08
IT943552B (it) 1973-04-10
NL7100422A (fr) 1971-07-16
ES194987U (es) 1975-01-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: KUMMERKIN N.A.

Effective date: 19850113

Owner name: KUMMERKIN W.

Effective date: 19850113