FASTENING SYSTEM AND FASTENING METHOD - MITSUBISHI HEAVY IND LTD

Title:

FASTENING SYSTEM AND FASTENING METHOD

Document Type and Number:

WIPO Patent Application WO/2019/188789

Kind Code:

A1

Abstract:

A fastening system (1) fastens a plurality of members using a plurality of fasteners having different fastener sizes, and is provided with a pressurizing pump (11) which pressurizes a fluid to a set prescribed pressure, a plurality of pressurizing units (20) which each have a pressure receiving surface, are each disposed in a position capable of pressurizing each respective fastener, and which receive the fluid on the pressure receiving surface to pressurize each fastener, and a supply system (30) which includes a base end (31) connected to the pressurizing pump (11) and a plurality of branch ends (32) connected to each pressurizing unit (20), which branches from the base end (31) toward the branch ends (32), and which is capable of supplying the fluid from the base end (31) throughout the branch ends (32), wherein each pressure receiving surface has an individual pressure receiving surface area corresponding to the corresponding fastener size, and the fluid is supplied at the prescribed pressure from the base end (31) throughout the pressure receiving surfaces.

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WO/2008/056448	STRUCTURE FOR JOINING MEMBERS
WO/2021/200695	METHOD FOR MANUFACTURING RIVET JOINT, RIVET JOINT, AND AUTOMOTIVE PART

Inventors:

YAMANE SHIGEMI (JP)

Application Number:

PCT/JP2019/012108

Publication Date:

October 03, 2019

Filing Date:

March 22, 2019

Export Citation:

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Assignee:

MITSUBISHI HEAVY IND LTD (JP)

International Classes:

B21J15/02; B21J15/00; B21J15/16; B21J15/14

Foreign References:

KR101295258B1	2013-08-09
JPS495778U	1974-01-18
JPS48105975U	1973-12-08
JP2018059928A	2018-04-12
JPS639126B2	1988-02-26

Other References: