BE725438A - - Google Patents

Info

Publication number
BE725438A
BE725438A BE725438DA BE725438A BE 725438 A BE725438 A BE 725438A BE 725438D A BE725438D A BE 725438DA BE 725438 A BE725438 A BE 725438A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE725438A publication Critical patent/BE725438A/xx

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C1/00Ladders in general
    • E06C1/02Ladders in general with rigid longitudinal member or members
    • E06C1/32Ladders with a strut which is formed as a ladder and can be secured in line with the ladder
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06CLADDERS
    • E06C1/00Ladders in general
    • E06C1/02Ladders in general with rigid longitudinal member or members
    • E06C1/38Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/39Ladders having platforms; Ladders changeable into platforms
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00Scaffolds primarily resting on the ground
    • E04G1/28Scaffolds primarily resting on the ground designed to provide support only at a low height
    • E04G1/30Ladder scaffolds
    • E04G2001/302Ladder scaffolds with ladders supporting the platform
    • E04G2001/305The ladders being vertical and perpendicular to the platform
BE725438D 1967-12-13 1968-12-13 BE725438A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5663667 1967-12-13

Publications (1)

Publication Number Publication Date
BE725438A true BE725438A (https=) 1969-05-16

Family

ID=10477143

Family Applications (1)

Application Number Title Priority Date Filing Date
BE725438D BE725438A (https=) 1967-12-13 1968-12-13

Country Status (6)

Country Link
US (1) US3554318A (https=)
BE (1) BE725438A (https=)
CH (1) CH491278A (https=)
DE (1) DE1812628A1 (https=)
FR (1) FR1602056A (https=)
GB (1) GB1250781A (https=)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4493392A (en) * 1981-01-26 1985-01-15 Andral Corp Convertible fold-up ladder
US4457391A (en) * 1981-01-26 1984-07-03 Andral Corporation Fold-up ladder
US4457397A (en) * 1981-11-10 1984-07-03 Scala John J Platform for stairs
EP0079852A3 (de) * 1981-11-13 1984-05-30 Ruedi Giezendanner Als Mehrzweckgerät ausgebildete Leiter
US4463826A (en) * 1982-08-23 1984-08-07 Pearce Richard H Airplane tow bar and step stool combination
US4448283A (en) * 1982-09-13 1984-05-15 Andral Corporation Portable fold-up ladder
FR2546960A1 (fr) * 1983-04-22 1984-12-07 Alufort Sa Dispositif de verrouillage pour echelle double a barreaux creux
GB8416639D0 (en) * 1984-06-29 1984-08-01 Gostling P T Trestle support
US4699246A (en) * 1985-10-29 1987-10-13 Wang Yaw C Multipurpose ladder
US4648481A (en) * 1986-04-21 1987-03-10 Alpha Metal Corp. Multipurpose aluminum folding ladder equipped with a detachable stand-on board and supporting handrails
DE3627303A1 (de) * 1986-08-12 1988-02-18 Geis & Knoblauch Gmbh & Co Kg Steiggeraet
US4719990A (en) * 1986-08-27 1988-01-19 Branko Markovic Step ladder for stairs
US4842098A (en) * 1988-01-22 1989-06-27 Haison Yuen Adjustable folding ladder
US4926967A (en) * 1988-07-27 1990-05-22 Baker Mervyn R Folding ladders
DE9217419U1 (de) * 1992-07-23 1993-03-25 Krause-Werk Gmbh & Co Kg, 6320 Alsfeld Trittplatte für Leitern
US5353892A (en) * 1993-10-14 1994-10-11 Lu Feng Hui Ladder joint for a folding collapsible ladder
US5715910A (en) * 1995-07-20 1998-02-10 Koch; Michael W. Stairway platform
US7234203B2 (en) * 2003-08-07 2007-06-26 Werner Co. Locking hinge for folding ladder
DE102006003171A1 (de) * 2006-01-23 2007-09-06 Irwin Industrial Tools Gmbh Arbeitsbock, insbesondere Sägebock, und Werktischgestell
US9097063B2 (en) * 2006-12-22 2015-08-04 Werner Co. Flip ladder with tray and method
US8800718B2 (en) * 2008-12-30 2014-08-12 Allred & Associates Inc. Ultra lightweight segmented ladder/bridge system
US8448748B2 (en) 2008-12-30 2013-05-28 Allred & Associates, Inc. Ultra lightweight segmented ladder/bridge system
US8381873B2 (en) * 2009-07-28 2013-02-26 Affinity Tool Works Ladder and support stand
US8464833B2 (en) * 2010-10-05 2013-06-18 Ge Lee Adjustable hang ladder with fall arresting and cushioning arrangement
EP2769752B1 (en) * 2011-10-17 2016-09-14 Ildefonso Aral Diaz Gymnastics device
US8758860B1 (en) * 2012-11-07 2014-06-24 Bayer Materialscience Llc Process for incorporating an ion-conducting polymer into a polymeric article to achieve anti-static behavior
CN103147681A (zh) * 2013-03-28 2013-06-12 河南省电力公司信阳供电公司 多功能抄表梯子
US9404305B1 (en) * 2014-03-26 2016-08-02 Mark S. Messick Portable and adaptable platform
KR20170002456U (ko) * 2015-12-29 2017-07-07 임한솔 우마형 사다리
US10214904B2 (en) 2016-06-06 2019-02-26 Michael Callahan Trusses and similar structures
US10900282B2 (en) * 2016-12-21 2021-01-26 James B. Ford Safety ladder
CN207436473U (zh) * 2017-08-04 2018-06-01 苏州飞华铝制工业有限公司 工作台梯柱的解锁结构
AU2018101664A4 (en) * 2017-11-07 2018-12-13 Wan Yu Chen Mechanical structure
DE202018104007U1 (de) * 2018-07-12 2018-07-25 Peri Gmbh Steckverbindung für Rahmenelemente eines Baugerüsts
GB2592673B (en) * 2020-03-06 2022-06-15 Uts Sales & Repairs Ltd Joint for a platform assembly
US12454839B2 (en) * 2021-05-25 2025-10-28 Katherine M. Ferebee Portable bathtub stepstool and methods of making and using the same
NL2038209B1 (en) * 2024-07-12 2026-01-29 Lampe Holding Bv folding ladder

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1685632A (en) * 1928-09-25 Cecil feathebstone hammond and william shackleton
US1014215A (en) * 1911-03-18 1912-01-09 John E Forndran Ladder.
US3073414A (en) * 1960-06-15 1963-01-15 Lavrard Georges Louis Collapsible ladder
US3143185A (en) * 1961-05-03 1964-08-04 Wenger Gerhard Multi-purpose folding ladder

Also Published As

Publication number Publication date
FR1602056A (https=) 1970-10-05
US3554318A (en) 1971-01-12
CH491278A (de) 1970-05-31
GB1250781A (https=) 1971-10-20
DE1812628A1 (de) 1969-07-03

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