Title:
プレハブマンホール用の吊り上げ治具を使用したプレハブマンホールの吊り上げ方法
Document Type and Number:
Japanese Patent JP5618201
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a lifting jig for a prefabricated manhole, capable of eliminating various kinds of work of an operator on a top wall of the prefabricated manhole and eliminating the risk that the operator falls down from the prefabricated manhole by attaching an anchor to a position at a height that a hand of the operator reaches in each of right and left sidewall parts configuring the prefabricated manhole, and a lifting method for the prefabricated manhole.SOLUTION: The lifting jig for the prefabricated manhole is for lifting the prefabricated manhole formed in a square tube shape through the anchor attached to the prefabricated manhole, and includes a horizontal member to be lifted by utilizing a crane heavy machine and two wires each attached to both end parts of the horizontal member, and a retaining body to be retained to the anchor of the prefabricated manhole is provided on the distal end part of each wire.
Inventors:
小貫 勝彦
高橋 晃
高橋 晃
Application Number:
JP2010231102A
Publication Date:
November 05, 2014
Filing Date:
October 14, 2010
Export Citation:
Assignee:
東京電力株式会社
International Classes:
E02B9/06; E02F5/10; E03F3/04; F16L1/038
Attorney, Agent or Firm:
Masahiro Kanzaki