Mitsubishi Heavy Industries Limited

Mitsubishi Aircraft Corporation

Akihisa Okuda

Yuichi Yui

Masahiko Shimizu

Takayuki Shimizu

Hiromichi Akiyama

Eizaburo Yamaguchi

Kana Sakon

Ryota Ozaki

Jun Eto

Masami Kamiya

Shoya Mano

Hajime Tada

Tadasuke Kurita

Koichi Hasegawa

Toshio Abe

Yasunori Watanabe

Ryoji Okabe

Yuichiro Kamino

Kenji Murakami

Nobuyuki Kamihara

Shinya Kishimoto

Masayuki Yamashita

Kazuaki Kishimoto

Kenichi Kawakami

Akira Ikada

Akihito Suzuki

Takahiro Tachibana

Akihiro Terasaka

Yuki Kani

Takeyasu Tarumi

Kazuki Noma

Yoko Taguchi

Yukifumi Toyama

Akihiko Hirota

Takumi Shinohara

Junichiro Miyagaki

Hidenori Kuriki

Keisuke Iwakura

Ryouji Okabe

Provided are a demister, an absorption liquid absorbing tower, and a demister production method that enable efficient collection of mist. A demister for collecting a mist containing COabsorption liquid, the demister comprising a plurality of laminates each including a first layer in which a plurality of linear structures having the axial direction aligned with a first direction are arranged in parallel to a second direction orthogonal to the first direction and a second layer in which a plurality of linear structures having the axial direction aligned with a direction different from the first direction are arranged in parallel in a direction orthogonal to said axial direction, wherein the laminates are stacked in a direction orthogonal to both the first and second directions.

Demister, absorption liquid absorbing tower, and demister production method

A joint member according to at least one embodiment of the present disclosure includes a resin member, and a metal member which includes a base material, and a cubic lattice part formed on a surface of the base material and embedded with the resin member. The cubic lattice part includes a plurality of lattice points and a plurality of arms connecting the lattice points, respectively. Of the plurality of lattice points, an outermost lattice point far from the surface of the base material includes at least three lattice points forming an inclined surface with respect to the surface.

Joint member and method for producing joint member

A method for molding a composite material includes arranging a prepreg on a jig molding surface of a jig for molding. The method includes sealing a first endless seal region that surrounds the prepreg is formed by bonding a resin bag and the jig molding surface by a first sealing material and a second endless seal region that surrounds the prepreg and is positioned outside the first seal region is formed by bonding a resin bag and the jig molding surface by a second sealing material. The method includes depressurizing a first space inside the first seal region and a second space between the first seal region and the second seal region are depressurized. The method includes thermally curing the prepreg by supplying a water vapor into the internal space of a pressure vessel, while holding the pressure vessel in a sealed state.

Method for molding composite material and apparatus for molding composite material

A composite material molding method includes a first disposition step for disposing a prepreg on a jig molding surface of a molding jig; a first sealing step for airtightly sealing the prepreg by covering the prepreg with a first resin bag; a second disposition step for disposing a breather so as to cover the first resin bag; a second sealing step for airtightly sealing the breather so as to cover the breather with a second resin bag; a first depressurization step for depressurizing a first space sealed by the first resin bag; a second depressurization step for depressurizing a second space sealed by the second resin bag; and a heat-curing step for heat-curing the prepreg by supplying the internal space of a pressure vessel with a steam with a predetermined temperature and a predetermined pressure.

Composite material molding method and composite material molding device

This fuel tank dam closes a gap between a first structural component fixed to the inside surface of the outer plate of a fuel tank and a second structural component provided with a cutout part into which the first structural component is inserted. This fuel tank dam includes: a first portion that can be fixed to the first structural component; a second portion that has a surface extending in a direction intersecting with the first portion and can be fixed to the second structural component; and a third portion that has a bellows and is disposed between the first portion and the second portion. This fuel tank dam is configured such that the first portion, the second portion, and the third portion are integrated, the bellows has a thickness of 0.381 to 1.524 mm, and the second portion has a thickness of 0.762 to 7.620 mm.

Fuel tank dam

This flexible mandrel for molding a composite material containing a thermosetting resin includes: a main body containing a first material; and a thermally conductive layer containing a second material having a higher thermal conductivity than the first material, the thermally conductive layer being formed so as to cover at least a portion of the main body. The thermally conductive layer extends from a contacting surface of the flexible mandrel, which comes into contact with the composite material during molding, to a non-contacting surface which does not come into contact with the composite material.

Flexible mandrel, and method for producing composite component

This temperature monitoring device () can be placed in a furnace together with a composite material. The temperature monitoring device () includes: a pair of internal components () that each have a temperature detection surface () and are layered such that the temperature detection surfaces () face each other; a temperature detection unit () disposed so as to be sandwiched between the temperature detection surfaces (); at least a pair of external components () that are respectively disposed on reverse sides from the temperature detection surfaces (); and an adjustment part () capable of adjusting the sizes of the thickness-direction gaps between the internal components () and external components ().

Temperature monitoring device, temperature monitoring method, and composite material manufacturing method

The embodiment includes: a planar graphite heater; a clamp device that moves the graphite heater, which is arranged between a first bonding surface Wof a first composite material member and a second bonding surface of a second composite material member facing the first bonding surface, in a traveling direction with the graphite heater being in contact with the first bonding surface and the second bonding surface; and a control unit that controls the graphite heater to heat the first bonding surface and the second bonding surface while the graphite heater is in contact with the first bonding surface and the second bonding surface.

Composite material bonding apparatus and composite material bonding method

A fuel tank dam comprises a first section, a second section, a third section, and a flange section. The first section can be fixed to a first structural component, and the second section can be fixed to a second structural component. The third section has a bellows comprising a plurality of folded sections and is disposed between the first section and the second section. The flange section extends along an outer plate at least from an edge section of the third section and can be fixed to the outer plate.

The method for producing an assembly is a method for producing an assembly equipped with a member to be reinforced (), a reinforcing member body (), and a filler (), wherein the reinforcing member body () has a pair of flanges () arranged spaced on the surface (B) of the member to be reinforced (), a web (), and a connection portion () which connects the flanges () and the web () and forms a filler space (V) with the surface (B). The method for producing an assembly includes a step for inserting a filler () into the filler space (V), a step for attaching a crack control member () to cover the end of the filler (), a step for joining the flanges () and the member to be reinforced (), and a step for curing at least the member to be reinforced ().

Method for producing assembly, reinforcing member, and assembly

A flexible mandrel for molding a composite material containing a thermosetting resin includes: a body including a contact surface configured to come into contact with the composite material during molding and a non-contact surface configured not to come into contact with the composite material during molding; and at least one hole formed from the non-contact surface toward an inside of the body.

Flexible mandrel and method of manufacturing composite material part

Provided is a preform member bonding method of bonding a preform member and another member with an adhesive in an RTM process. The preform member bonding method includes increasing viscosity of the adhesive by heat-treating only the adhesive in advance before inserting the adhesive between bonding surfaces of the preform member and the other member.

Preform member bonding method

Provided is a preform member bonding method, in a RTM process, for bonding a preform member and another member (a preform member or a hardened member) together with an adhesive. The preform member bonding method includes: beforehand obtaining data on a range of a level of progress in hardening of the adhesive which allows the adhesive to penetrate the preform member, and data on a range of the level of progress in the hardening of the adhesive which decreases bonding strength of the adhesive; and controlling the level of progress in the hardening of the adhesive by heat-treating the adhesive based on these data, before the preform member comes into contact with the adhesive.

A fuel tank dam closes a gap that is formed between a first structural component and a second structural component. The fuel tank dam includes a first portion disposed on a first structural component side, a second portion disposed on a second structural component side, an elastic member that is supported by the first portion at one end while supported by the second portion at the other end and closes a gap that is formed between the first portion and the second portion, and a sealing mechanism that seals between the first member and the elastic member.

The purpose of the present invention is to provide: a structural material for structures which is capable of attaining reductions in working time and cost in production steps and of preventing an increase in weight; a fuel tank; a main wing; and an aircraft. A rib () as the structural material for structures is characterized by comprising a carbon-fiber-reinforced plastic wherein the reinforcement comprises carbon fibers and the matrix comprises a plastic, and the surface of the carbon-fiber-reinforced plastic was coated with a low-viscosity surface-protective material () having conductivity imparted thereto.

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Tokyo, Japan

Akihisa Okuda