Title:
COMPENSATION SLEEVE INSERTION/EXTRACTION ASSISTING TOOL AND METHOD FOR EXTRACTING COMPENSATION SLEEVE
Document Type and Number:
WIPO Patent Application WO/2024/095370
Kind Code:
A1
Abstract:
This compensation sleeve insertion/extraction assisting tool is used in inserting or extracting a compensation sleeve into or out of a valve in a hydraulic elevator. The compensation sleeve insertion/extraction assisting tool comprises: a connection member which has one end side connected to the top surface of a compensation sleeve and has the other end side extending in an extraction direction of the compensation sleeve; a plate member which is connected to the other end side of the connection member and which has a working surface portion that extends in a direction crossing the extraction direction; a fulcrum member which is provided so as to protrude from a case mating surface in the extraction direction; and an operating member which has a tip portion, as a working point, coming into contact with the working surface portion of the plate member, has an intermediate portion, as a fulcrum, coming into contact with the fulcrum member, and has a base end portion, as a force point, to be operated by a worker.
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Inventors:
YOSHINO NOBUYUKI (JP)
Application Number:
PCT/JP2022/040911
Publication Date:
May 10, 2024
Filing Date:
November 01, 2022
Export Citation:
Assignee:
MITSUBISHI ELECTRIC BUILDING SOLUTIONS CORP (JP)
International Classes:
B25B27/02; B66B9/04
Attorney, Agent or Firm:
TAKADA, TAKAHASHI & PARTNERS (12-22 Tsukiji 1-chome Chuo-k, Tokyo 45, JP)
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