ES289900U - Escalera plegable - Google Patents

Escalera plegable

Info

Publication number
ES289900U
ES289900U ES1985289900U ES289900U ES289900U ES 289900 U ES289900 U ES 289900U ES 1985289900 U ES1985289900 U ES 1985289900U ES 289900 U ES289900 U ES 289900U ES 289900 U ES289900 U ES 289900U
Authority
ES
Spain
Prior art keywords
stiles
ladder
main stiles
main
articulated
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.)
Granted
Application number
ES1985289900U
Other languages
English (en)
Other versions
ES289900Y (es
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.)
CASTILLA SpA
Original Assignee
CASTILLA SpA
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 CASTILLA SpA filed Critical CASTILLA SpA
Publication of ES289900U publication Critical patent/ES289900U/es
Application granted granted Critical
Publication of ES289900Y publication Critical patent/ES289900Y/es
Expired 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
    • 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
    • E06C1/005—Ladders in use as furniture or ladders in relation to furniture, e.g. in cupboards
    • 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
    • E06C1/382—Tripod ladders

Landscapes

  • Ladders (AREA)
  • Holders For Apparel And Elements Relating To Apparel (AREA)

Abstract

Escalera plegable del tipo que comprende: un par de largueros principales (1), una serie de peldaños articulados centralmente (5) con extremos (7, 8 ) articulados a los dos largueros principales (1), con lo que la escalera puede adoptar una configuración inoperante plegada y en donde los largueros principales (1) están contiguos y una configuración operativa extendida en donde los largueros principales (1) están espaciados entre sí, y medios para retener la escalera en la configuración operativa extendida, caracterizada porque los largueros principales (1) se articulan entre si por sus extremos superiores, y porque la escalera incluye adicionalmente un solo larguero auxiliar (3) articulado por su extremo superior a los dos extremos superiores de los largueros principales (1) entorno de un eje (4) sustancialmente perpendicular al eje de articulación (2) de los dos largueros principales (1), siendo el larguero auxiliar (3) móvil entre una posición contigua de los largueros (1), correspondiente a la condición inoperante plegada de la escalera, y una posición espaciada de los largueros principales (1), correspondiente a la condición operativa extendida de la escalera.
ES1985289900U 1985-01-14 1985-10-28 Escalera plegable Expired ES289900Y (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8552842U IT8552842V0 (it) 1985-01-14 1985-01-14 Scala a pioli pieghevole a tre montanti

Publications (2)

Publication Number Publication Date
ES289900U true ES289900U (es) 1986-04-01
ES289900Y ES289900Y (es) 1987-03-16

Family

ID=11277914

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1985289900U Expired ES289900Y (es) 1985-01-14 1985-10-28 Escalera plegable

Country Status (7)

Country Link
US (1) US4618027A (es)
EP (1) EP0188178A3 (es)
JP (1) JPS61165486A (es)
AU (1) AU552040B1 (es)
CA (1) CA1227774A (es)
ES (1) ES289900Y (es)
IT (1) IT8552842V0 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3733702A1 (de) * 1987-10-06 1989-05-03 Collet Dieter Zusammenfaltbare steigleiter
US4750587A (en) * 1987-10-16 1988-06-14 William A. McAllister Ladder and method of using ladder for escape
US4998599A (en) * 1990-06-18 1991-03-12 Wang Tzann D Foldable ladder
JP4668883B2 (ja) * 2006-08-17 2011-04-13 株式会社日幸 折り畳み式脚立
US9534443B1 (en) 2011-12-27 2017-01-03 Robert C. Bogart Ladder and related methods
EP2878760A1 (en) 2013-11-29 2015-06-03 Teräs-Kari OY Foldable ladder
CN106014182B (zh) * 2016-06-23 2017-12-26 如东县燕川供水服务有限公司 一种三角农艺梯
EP3810886A1 (en) * 2018-06-20 2021-04-28 Guapo Ventures BVBA Foldable ladder assembly
US10767418B2 (en) * 2018-09-27 2020-09-08 Louisville Ladder Inc. Tripod stepladder

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE70774C (de) * H. SPREEN in Gütersloh i. W Zusammenklappbarer Kleiderständer
US130929A (en) * 1872-08-27 Improvement in folding step-ladders
US610284A (en) * 1898-09-06 schubert
FR323411A (fr) * 1902-08-02 1903-03-05 Cointepoix De Blay Georges Jos Perfectionnements apportés aux échelles articulées
US958732A (en) * 1908-03-06 1910-05-24 Dennis Novelty Ladder Company Ladder.
US1184432A (en) * 1914-05-19 1916-05-23 John N Dueber Step-ladder.
US1139990A (en) * 1914-07-21 1915-05-18 Harry T Trunkey Orchard-ladder.
US1191405A (en) * 1915-03-26 1916-07-18 Peter E Daubenspeck Combination fire-escape and costumer.
US1265922A (en) * 1916-06-10 1918-05-14 Edward H Lanier Combined step-ladder and rack.
US1371125A (en) * 1918-01-05 1921-03-08 Jr Herman Frank Speckman Folding ladder
FR705371A (fr) * 1930-11-12 1931-06-05 échelle pliante à pied arrière
US2088878A (en) * 1936-09-03 1937-08-03 George H Stogner Foldable stepladder
FR1062385A (fr) * 1952-09-03 1954-04-21 échelle pliante
US2981364A (en) * 1959-07-13 1961-04-25 Webber Jack Folding ladder
US3084760A (en) * 1960-01-18 1963-04-09 Lamberti Battista Stepladder with folding elements
CA1047993A (en) * 1974-03-14 1979-02-06 Brian A. Luff Ladder

Also Published As

Publication number Publication date
CA1227774A (en) 1987-10-06
AU552040B1 (en) 1986-05-22
ES289900Y (es) 1987-03-16
JPS61165486A (ja) 1986-07-26
US4618027A (en) 1986-10-21
IT8552842V0 (it) 1985-01-14
EP0188178A3 (en) 1987-04-15
EP0188178A2 (en) 1986-07-23

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