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Title:
PRESSURE CONTAINER AND HOOP-WRAP COMPOSITE PRESSURE CONTAINER
Document Type and Number:
WIPO Patent Application WO/2017/150520
Kind Code:
A1
Abstract:
A hoop-wrap composite pressure container (1A) in which a dome part of a container body (1), having greater thickness than a cylindrical part (2), is shaped such that an outer peripheral curved surface starting point (30A), which is outward in an axial direction from an outside-diameter surface (20) that is flat in the axial direction in the container body, is offset farther outward in the axial direction than an inner peripheral curved surface starting point (31A), which is outward in the axial direction from an inside-diameter surface (21) that is flat in the axial direction in the container body, and FRP (10) is appropriately wound in hoops around the container body.

Inventors:
WADA YORU (JP)
SATO SHINYA (JP)
Application Number:
PCT/JP2017/007751
Publication Date:
September 08, 2017
Filing Date:
February 28, 2017
Export Citation:
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Assignee:
JAPAN STEEL WORKS LTD (JP)
International Classes:
F17C1/06; F16J12/00; B29K105/08; B29L22/00
Domestic Patent References:
WO1997020683A11997-06-12
Foreign References:
JPH06331032A1994-11-29
JP2004144172A2004-05-20
JPH09280496A1997-10-31
JPH09178091A1997-07-11
JP2015158243A2015-09-03
US4699288A1987-10-13
JP2007298051A2007-11-15
JP2006132746A2006-05-25
JP2004225852A2004-08-12
Other References:
See also references of EP 3425259A4
"Design Analysis of FRP Composite Vessels, Second Issue: Effects of Hoop Winding End Positions on Strain Distribution and Safety of Vessel", JHPI, vol. 37, no. 5, 1999, pages 299 - 305
"Japan Research and Development Center for Metals", WE-NET TAKAMATSU HYDROGEN STATION EQUIPMENT DEMOLITION STUDY REPORT, March 2008 (2008-03-01), pages 99
"Performance Report from Fiscal Year of 2008 to Fiscal Year of 2012, Hydrogen Production, Transportation and Storage System Technology Development, Research and Development of Hydrogen Station Equipment Element Technology", RESEARCH AND DEVELOPMENT OF LOW-COST 70 MPA CLASS HYDROGEN GAS LOADING STATION EQUIPMENT, 2008, pages 202 - 204
"The American Society for Mechanical Engineers: ASME Section VIII Division I", SOME ACCEPTABLE TYPES OF UNSTAYED FLAT HEADS AND COVERS, 2013
"Koatsu Gas Hoan Kyokai (High Pressure Gas Safety Society", STANDARD FOR ULTRA-HIGH PRESSURE GAS EQUIPMENT KHK, 2010, pages S0220
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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