ATE75293T1 - Zusammenfaltbare steigleiter. - Google Patents

Zusammenfaltbare steigleiter.

Info

Publication number
ATE75293T1
ATE75293T1 AT88115651T AT88115651T ATE75293T1 AT E75293 T1 ATE75293 T1 AT E75293T1 AT 88115651 T AT88115651 T AT 88115651T AT 88115651 T AT88115651 T AT 88115651T AT E75293 T1 ATE75293 T1 AT E75293T1
Authority
AT
Austria
Prior art keywords
crosspieces
foldable
ladder
degree
foldable ladders
Prior art date
Application number
AT88115651T
Other languages
English (en)
Inventor
Dieter Collet
Emil Freiwald
Original Assignee
Dieter Collet
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 Dieter Collet filed Critical Dieter Collet
Application granted granted Critical
Publication of ATE75293T1 publication Critical patent/ATE75293T1/de

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
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable 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
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/383—Foldable ladders in which the longitudinal members are brought together on folding
    • E06C1/3835—Foldable ladders in which the longitudinal members are brought together on folding having collapsible steps comprising a hinge in their central part
    • 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
    • E06C1/38—Special constructions of ladders, e.g. ladders with more or less than two longitudinal members, ladders with movable rungs or other treads, longitudinally-foldable ladders
    • E06C1/383—Foldable ladders in which the longitudinal members are brought together on folding

Landscapes

  • Ladders (AREA)
  • Steps, Ramps, And Handrails (AREA)
AT88115651T 1987-10-06 1988-09-23 Zusammenfaltbare steigleiter. ATE75293T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873733702 DE3733702A1 (de) 1987-10-06 1987-10-06 Zusammenfaltbare steigleiter
EP88115651A EP0310884B1 (de) 1987-10-06 1988-09-23 Zusammenfaltbare Steigleiter

Publications (1)

Publication Number Publication Date
ATE75293T1 true ATE75293T1 (de) 1992-05-15

Family

ID=6337688

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88115651T ATE75293T1 (de) 1987-10-06 1988-09-23 Zusammenfaltbare steigleiter.

Country Status (9)

Country Link
US (1) US4842099A (de)
EP (1) EP0310884B1 (de)
JP (1) JPH01239287A (de)
KR (1) KR890006949A (de)
AT (1) ATE75293T1 (de)
AU (1) AU615480B2 (de)
CA (1) CA1296688C (de)
DE (2) DE3733702A1 (de)
ES (1) ES2032918T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5158151A (en) * 1992-01-21 1992-10-27 Chang Wan Li Bidirectionally foldable step ladder
US5195610A (en) * 1992-05-04 1993-03-23 Wan Li Chang Bidirectionally foldable step ladder
CH686317A5 (de) * 1992-05-08 1996-02-29 Wan Li Chang Verriegelungsvorrichtung fuer bidirektional zusammenlegbare Trittleitern.
AU667980B2 (en) * 1992-11-26 1996-04-18 Michael Mulawa Toy surfing device
DE9406506U1 (de) * 1994-04-19 1995-08-17 Kunz, Markus, 66646 Marpingen Treppe, insbesondere Dachboden-Treppe
US6536558B2 (en) 2001-02-16 2003-03-25 Harold E. Price Folding ladder
FR2928393B1 (fr) * 2008-03-07 2015-07-24 Larbaletier Plate-forme d'observation pliable et procede de montage
CN112572562B (zh) * 2020-12-05 2021-11-23 乐山职业技术学院 一种书籍转运器

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US610284A (en) * 1898-09-06 schubert
US958732A (en) * 1908-03-06 1910-05-24 Dennis Novelty Ladder Company Ladder.
GB191010778A (en) * 1910-05-02 1910-09-15 Flora Williams Smith Improvements in Foldable Ladders.
US1371125A (en) * 1918-01-05 1921-03-08 Jr Herman Frank Speckman Folding ladder
US2670120A (en) * 1949-05-16 1954-02-23 Sanguineti Emanuele Collapsible ladder, double ladder, and stepladder
FR1139461A (fr) * 1955-12-02 1957-07-01 échelle articulée
US2981364A (en) * 1959-07-13 1961-04-25 Webber Jack Folding ladder
FR1247207A (fr) * 1959-10-21 1960-11-25 échelle à éléments repliables les uns sur les autres
US3084760A (en) * 1960-01-18 1963-04-09 Lamberti Battista Stepladder with folding elements
AT239066B (de) * 1963-05-16 1965-03-10 Johann Tretina Als Anlege- oder Stehleiter verwendbare Leiter
FR1403008A (fr) * 1964-04-27 1965-06-18 Perfectionnements aux échelles et escaliers portatifs analogues
FR2428138A1 (fr) * 1978-06-09 1980-01-04 Stoltz Gerard Echelle pliante
DE3320519A1 (de) * 1983-06-07 1984-12-13 Karl 4400 Münster Kemper Faltleiter
US4560030A (en) * 1984-05-04 1985-12-24 Metarplastic S.P.A. Folding ladder
IT8552842V0 (it) * 1985-01-14 1985-01-14 Pro Cord Srl Scala a pioli pieghevole a tre montanti

Also Published As

Publication number Publication date
EP0310884B1 (de) 1992-04-22
KR890006949A (ko) 1989-06-17
US4842099A (en) 1989-06-27
ES2032918T3 (es) 1993-03-01
EP0310884A1 (de) 1989-04-12
DE3733702C2 (de) 1990-10-31
DE3733702A1 (de) 1989-05-03
CA1296688C (en) 1992-03-03
JPH01239287A (ja) 1989-09-25
AU615480B2 (en) 1991-10-03
AU2340688A (en) 1989-04-06
DE3870386D1 (de) 1992-05-27

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