CA2783454C - Connecteur de boucle portatif et demontable, procedes pour sa fabrication et utilisations de ceux-ci - Google Patents

Connecteur de boucle portatif et demontable, procedes pour sa fabrication et utilisations de ceux-ci Download PDF

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Publication number
CA2783454C
CA2783454C CA2783454A CA2783454A CA2783454C CA 2783454 C CA2783454 C CA 2783454C CA 2783454 A CA2783454 A CA 2783454A CA 2783454 A CA2783454 A CA 2783454A CA 2783454 C CA2783454 C CA 2783454C
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CA
Canada
Prior art keywords
hydraulic
shaft
scaffold
lift jack
portable
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.)
Active
Application number
CA2783454A
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English (en)
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CA2783454A1 (fr
Inventor
Van Khieu
Andre Plamondon
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Individual
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Individual
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Publication date
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Priority to CA2783454A priority Critical patent/CA2783454C/fr
Publication of CA2783454A1 publication Critical patent/CA2783454A1/fr
Application granted granted Critical
Publication of CA2783454C publication Critical patent/CA2783454C/fr
Active legal-status Critical Current
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
    • B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
    • B66F3/25—Constructional features
    • B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Invalid Beds And Related Equipment (AREA)

Abstract

Un vérin de levage hydraulique portatif et démontable destiné à déplacer verticalement une plateforme, ledit vérin comprenant au moins : - a) un arbre de levage hydraulique vertical à double effet (1); - b) une pédale de pompage (20); - c) un arbre de pompe actionné (19); - d) un réservoir hydraulique (7); - e) un connecteur (31); - f) au moins un ensemble mobile de crochet de sécurité pivotant (6); et - g) au moins un crochet supérieur (5), - la pompe actionnée (19) étant positionnée près de larbre à double effet (1), reliée au raccord (31) et pouvant fonctionner dans une direction à peu près parallèle à laxe de coulissement de larbre de levage hydraulique à double effet (1). Dans un mode de réalisation préféré, larbre actionné est un arbre actionné au pied et/ou laxe de larbre actionné (19) est à proximité de laxe de coulissement de larbre de levage hydraulique à double effet (1), et le procédé de fabrication du vérin de levage hydraulique portatif et démontable comprend des méthodes dassemblage connues pour assembler les parties constitutives et une méthode de levage dune plateforme sur un échafaudage qui comporte un vérin de levage à grande portée hydraulique portatif et démontable de linvention.
CA2783454A 2012-07-13 2012-07-13 Connecteur de boucle portatif et demontable, procedes pour sa fabrication et utilisations de ceux-ci Active CA2783454C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2783454A CA2783454C (fr) 2012-07-13 2012-07-13 Connecteur de boucle portatif et demontable, procedes pour sa fabrication et utilisations de ceux-ci

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA2783454A CA2783454C (fr) 2012-07-13 2012-07-13 Connecteur de boucle portatif et demontable, procedes pour sa fabrication et utilisations de ceux-ci

Publications (2)

Publication Number Publication Date
CA2783454A1 CA2783454A1 (fr) 2014-01-13
CA2783454C true CA2783454C (fr) 2017-05-16

Family

ID=49943676

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2783454A Active CA2783454C (fr) 2012-07-13 2012-07-13 Connecteur de boucle portatif et demontable, procedes pour sa fabrication et utilisations de ceux-ci

Country Status (1)

Country Link
CA (1) CA2783454C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115571822A (zh) * 2022-09-09 2023-01-06 上海市安装工程集团有限公司 大型曲面板的可调型支撑平台及其使用方法

Also Published As

Publication number Publication date
CA2783454A1 (fr) 2014-01-13

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