FR2384100A1 - Perfectionnements aux articulations d'echelle ou articles similaires - Google Patents

Perfectionnements aux articulations d'echelle ou articles similaires

Info

Publication number
FR2384100A1
FR2384100A1 FR7708453A FR7708453A FR2384100A1 FR 2384100 A1 FR2384100 A1 FR 2384100A1 FR 7708453 A FR7708453 A FR 7708453A FR 7708453 A FR7708453 A FR 7708453A FR 2384100 A1 FR2384100 A1 FR 2384100A1
Authority
FR
France
Prior art keywords
rung
lock
spring loaded
pin
folding ladder
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.)
Withdrawn
Application number
FR7708453A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7708453A priority Critical patent/FR2384100A1/fr
Publication of FR2384100A1 publication Critical patent/FR2384100A1/fr
Withdrawn legal-status Critical Current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
    • E06C1/32—Ladders with a strut which is formed as a ladder and can be secured in line with the ladder

Abstract

Articulations d'échelles ou articles similaires équipées d'un système de verrouillage et de déverrouillage logé dans l'échelon pour permettre d'obtenir les fonctions opérationnelles désirées. Le principe mécanique et les dispositions particulières de ce système permettent à l'aide d'une seule main et suivant une seule intervention, d'obtenir le verrouillage et le déverrouillage simultanés des deux articulations (droite et gauche).
FR7708453A 1977-03-18 1977-03-18 Perfectionnements aux articulations d'echelle ou articles similaires Withdrawn FR2384100A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7708453A FR2384100A1 (fr) 1977-03-18 1977-03-18 Perfectionnements aux articulations d'echelle ou articles similaires

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7708453A FR2384100A1 (fr) 1977-03-18 1977-03-18 Perfectionnements aux articulations d'echelle ou articles similaires

Publications (1)

Publication Number Publication Date
FR2384100A1 true FR2384100A1 (fr) 1978-10-13

Family

ID=9188385

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7708453A Withdrawn FR2384100A1 (fr) 1977-03-18 1977-03-18 Perfectionnements aux articulations d'echelle ou articles similaires

Country Status (1)

Country Link
FR (1) FR2384100A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0135666A2 (fr) * 1983-09-29 1985-04-03 Andral Corporation Echelle repliable convertible
US4574918A (en) * 1982-01-21 1986-03-11 Andral Corporation Ladder locking mechanism
EP0301821A1 (fr) * 1987-07-28 1989-02-01 Mervyn Reginald Eli Baker Echelles repliables
US4926967A (en) * 1988-07-27 1990-05-22 Baker Mervyn R Folding ladders
WO2008064555A1 (fr) * 2006-11-27 2008-06-05 Zhengping Su Échelle à coulisse auto-rétractable
AU2006203042B2 (en) * 2005-07-20 2011-12-15 Werner Co Australia Pty Ltd Improved latching means for a combination step and extension ladder

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4574918A (en) * 1982-01-21 1986-03-11 Andral Corporation Ladder locking mechanism
EP0135666A2 (fr) * 1983-09-29 1985-04-03 Andral Corporation Echelle repliable convertible
EP0135666A3 (en) * 1983-09-29 1986-02-12 Andral Corporation Convertible fold-up ladder
EP0301821A1 (fr) * 1987-07-28 1989-02-01 Mervyn Reginald Eli Baker Echelles repliables
US4926967A (en) * 1988-07-27 1990-05-22 Baker Mervyn R Folding ladders
AU2006203042B2 (en) * 2005-07-20 2011-12-15 Werner Co Australia Pty Ltd Improved latching means for a combination step and extension ladder
WO2008064555A1 (fr) * 2006-11-27 2008-06-05 Zhengping Su Échelle à coulisse auto-rétractable

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Legal Events

Date Code Title Description
ST Notification of lapse