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Title:
METHOD OF MANUFACTURING HYDRAULIC CYLINDER ROD
Document Type and Number:
WIPO Patent Application WO/2021/060604
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a method of manufacturing a hydraulic cylinder rod, the method comprising a step for deriving an optimum ratio between a metal tube and a composite round bar when providing a hybrid round bar by inserting the composite round bar into the metal tube in order to reduce the weight of an existing metal round bar configuration such as a cylinder rod of a hydraulic cylinder, wherein the hybrid round bar that is thus provided can then be coupled to a rod eye to manufacture the hydraulic cylinder rod.

Inventors:
LEE YUN JU (KR)
LEE HYE KYEONG (KR)
HWANG TAE HO (KR)
Application Number:
PCT/KR2019/013797
Publication Date:
April 01, 2021
Filing Date:
October 21, 2019
Export Citation:
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Assignee:
SHPAC CO LTD (KR)
International Classes:
F15B15/14; B29C70/68; F15B13/042
Foreign References:
JP2007092891A2007-04-12
KR20170121752A2017-11-03
JPH06191724A1994-07-12
JP2000328714A2000-11-28
KR20060044092A2006-05-16
Attorney, Agent or Firm:
YANG, Jong Pil (KR)
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