DE3870386D1 - Zusammenfaltbare steigleiter. - Google Patents

Zusammenfaltbare steigleiter.

Info

Publication number
DE3870386D1
DE3870386D1 DE8888115651T DE3870386T DE3870386D1 DE 3870386 D1 DE3870386 D1 DE 3870386D1 DE 8888115651 T DE8888115651 T DE 8888115651T DE 3870386 T DE3870386 T DE 3870386T DE 3870386 D1 DE3870386 D1 DE 3870386D1
Authority
DE
Germany
Prior art keywords
folded
rungs
ladder
lifting ladder
housed inside
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.)
Expired - Fee Related
Application number
DE8888115651T
Other languages
English (en)
Inventor
Dieter Collet
Emil Freiwald
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.)
COLLET DIETER 6944 HEMSBACH DE
Original Assignee
COLLET DIETER 6944 HEMSBACH DE
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 COLLET DIETER 6944 HEMSBACH DE filed Critical COLLET DIETER 6944 HEMSBACH DE
Priority to DE8888115651T priority Critical patent/DE3870386D1/de
Application granted granted Critical
Publication of DE3870386D1 publication Critical patent/DE3870386D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
DE8888115651T 1987-10-06 1988-09-23 Zusammenfaltbare steigleiter. Expired - Fee Related DE3870386D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8888115651T DE3870386D1 (de) 1987-10-06 1988-09-23 Zusammenfaltbare steigleiter.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873733702 DE3733702A1 (de) 1987-10-06 1987-10-06 Zusammenfaltbare steigleiter
DE8888115651T DE3870386D1 (de) 1987-10-06 1988-09-23 Zusammenfaltbare steigleiter.

Publications (1)

Publication Number Publication Date
DE3870386D1 true DE3870386D1 (de) 1992-05-27

Family

ID=6337688

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19873733702 Granted DE3733702A1 (de) 1987-10-06 1987-10-06 Zusammenfaltbare steigleiter
DE8888115651T Expired - Fee Related DE3870386D1 (de) 1987-10-06 1988-09-23 Zusammenfaltbare steigleiter.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19873733702 Granted DE3733702A1 (de) 1987-10-06 1987-10-06 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 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
DE3733702A1 (de) 1989-05-03
AU615480B2 (en) 1991-10-03
JPH01239287A (ja) 1989-09-25
EP0310884B1 (de) 1992-04-22
EP0310884A1 (de) 1989-04-12
ES2032918T3 (es) 1993-03-01
KR890006949A (ko) 1989-06-17
AU2340688A (en) 1989-04-06
ATE75293T1 (de) 1992-05-15
CA1296688C (en) 1992-03-03
DE3733702C2 (de) 1990-10-31
US4842099A (en) 1989-06-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee