1801 patents
Page 42 of 91
Utility
Masking Member, and Method for Coating Pipe Inner Circumferential Surface Using Same
12 May 22
A masking member used to coat a pipe inner circumferential surface of a vent stringer, wherein the masking member comprises: a sponge for blocking a pipe internal space of the vent stringer, the sponge having an outer circumferential surface capable of contacting the pipe inner circumferential surface; and a support member for supporting the sponge.
Tetsuya KATAYAMA
Filed: 23 Mar 20
Utility
Composite Material Molding Method and Composite Material Molding Device
12 May 22
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.
Yuichi YUI, Akihisa OKUDA, Masahiko SHIMIZU, Yuki KANI, Akihiro TERASAKA
Filed: 6 Jun 19
Utility
Cobalt based alloy additive manufactured article, cobalt based alloy product, and method for manufacturing same
10 May 22
There is provided an additive manufactured (AM) article formed of a Co based alloy having a composition comprising: in mass %, 0.08-0.25% C; 0.1% or less B; 10-30% Cr; 30% or less in total of Fe and Ni, the Fe being 5% or less; 5-12% in total of W and/or Mo; 0.5-2% in total of Ti, Zr, Nb and Ta; 0.5% or less Si; 0.5% or less Mn; 0.003-0.04% N; and the balance being Co and impurities.
Shinya Imano, Yuting Wang, Shigenobu Eguchi, Yoshitaka Uemura, Norihiko Motoyama, Takanao Komaki
Filed: 25 Sep 19
Utility
Aircraft management device, method, and program
10 May 22
The present invention comprises: a fatigue estimation unit that estimates the fatigue life of a prescribed area of a fuselage, on the basis of the level of damage in the prescribed area during operation; a determination unit that determines whether the estimated fatigue life will be reached after a prescribed period of time has elapsed; a repair determination unit that determines that repair of the fuselage is unnecessary if a determination is made that the estimated fatigue life will be reached after the prescribed period of time has elapsed, and that determines that the fuselage is to be repaired if a determination is made that the estimated fatigue life will be reached within the prescribed period of time; and a selection unit that, if a determination is made that the fuselage is to be repaired, selects a repair method corresponding to the detected degree of damage in the prescribed area.
Nozomi Saito, Takashi Yari, Nobuhiro Higuchi
Filed: 22 Feb 18
Utility
Vibration suppression device for rotary machine and rotary machine
10 May 22
A vibration suppression device for a rotary machine according to at least one embodiment of the present disclosure is a vibration suppression device for a rotor of a rotary machine including a damper pin movably provided inside a gap of the rotor, the damper pin including a magnet, and a magnetic force generation portion provided in the rotor at a periphery of the gap.
Nanoha Ikeuchi
Filed: 6 Nov 20
Utility
Blade and machine having the same
10 May 22
A blade includes an airfoil portion including a pressure surface and a suction surface each extending between a leading edge and a trailing edge along a spanwise direction, and at least one communication hole extending m the airfoil portion and having a first and a second opening end opening to the pressure and suction surface, respectively.
Yasuro Sakamoto
Filed: 21 Nov 19
Utility
Combined cycle plant and method for operating same
10 May 22
In a combined cycle plant and a method for operating the same, the combined cycle plant is provided with a gas turbine, a waste heat recovery boiler, and a steam turbine, and is also provided with a low-pressure gland steam line for supplying steam to a low-pressure gland portion of a low-pressure turbine, and a first heat exchanging unit which performs heat exchange between gland steam flowing through the low-pressure gland steam line, and fuel gas to be supplied to a combustor.
Daiki Fujimura
Filed: 19 Mar 19
Utility
2-pulse gas generator and method of measuring propellant combustion surface position
10 May 22
The first solid propellant is formed to have a columnar shape so as for a combustion surface to move to a first direction, and to have an end surface exposed to a combustion space.
Seiki Nishikawa, Chiyako Mihara, Tasuku Suzuki, Katsunori Ieki
Filed: 29 Nov 18
Utility
Adjusting power measuring apparatus, adjusting power measuring system, and measuring instrument
10 May 22
An adjusting power measuring apparatus includes: a processor that: acquires an active power measurement value of active power exchanged at a connection point between a targeted power grid and an adjusting power supply source that supplies adjusting power to the targeted power grid, acquires a frequency measurement value of frequency at the connection point, calculates, based on the active power measurement value and the frequency measurement value, a first adjusting power coefficient indicating a degree of influence that fluctuation in the active power has on fluctuation in the frequency, calculates, based on the first adjusting power coefficient and a fluctuation measurement value of the fluctuation in the frequency, the adjusting power supplied from the adjusting power supply source to the targeted power grid, and determines, based on the calculated adjusting power, compensation to be paid to an owner of the adjusting power supply source.
Takaharu Hiroe, Kazunari Ide
Filed: 18 Mar 19
Utility
Electric actuator
10 May 22
The present invention comprises: a rod used as a rod-shaped member; an electroconductive polymer actuator having an electroconductive polymer that expands and contracts in a prescribed direction due to electric current; and an electromagnetic actuator having a fixed magnetic pole part in which the magnetic pole arrangement is fixed, and a variable magnetic pole part in which the magnetic pole arrangement is changed by switching of electric current, the fixed magnetic pole part and the variable magnetic pole part moving relative to each other due to the magnetic pole arrangement of the variable magnetic pole part being changed.
Masato Miyoshi, Daiki Hatakeyama
Filed: 8 Jan 20
Utility
Operating Index Presenting Device, Operating Index Presenting Method, and Program
5 May 22
A demand prediction unit predicts a time series of demand values related to a predetermined prediction period using a predictive model.
Kazuyuki Wakasugi, Kazuki Yoshida, Tomoyuki Enomoto, Satoshi Kokaji, Toshiaki Tanabe, Teppei Teshima
Filed: 18 Feb 20
Utility
Composite Material Automatic Laminating Device
5 May 22
This composite material automatic laminating equipment is provided with a lamination stage a composite material winding unit which supplies a composite material sheet, supply rollers which feed the composite material sheet onto the top surface of the lamination stage or onto another composite material sheet arranged on said top surface, a compaction roller which is arranged downstream of the supply rollers and which makes surface contact with the composite material sheet and presses the composite material sheet, and a cutting section which forms composite material sheet pieces by cutting, in the width direction, the portion of the composite material sheet in surface contact with the compaction roller.
Akihito SUZUKI, Kazuki ISHIDA, Kohei MUTO, Tsuyoshi OKAWARA, Kenji MURAKAMI, Makoto INOMOTO
Filed: 23 Jan 20
Utility
Solid state laser apparatus
3 May 22
A solid state laser apparatus includes a plurality of cold heads, a cooling apparatus, laser media and a seed light source.
Koichi Hamamoto, Ryuichi Matsuda
Filed: 2 Nov 18
Utility
Component production method and component production system
3 May 22
A component production method includes: a step of binding a long frame by a plurality of support devices arranged along the frame; a step of measuring, with a distance sensor, a distance to the frame supported by the plurality of support devices; a step in which, based on frame shape data prerecorded in a memory, the support devices move support positions where the frame is supported so that a calculated radial position of the frame being supported by the support devices matches the data about the frame shape; a step of fixing the frame in a state in which the data about the frame shape matches the radial position of the frame; and a step of performing a hole-making operation on the fixed frame.
Makoto Ishida, Yuji Ito, Kazushi Hasegawa
Filed: 16 Oct 17
Utility
Attachment jig and attachment method
3 May 22
An attachment jig includes a pressing member having a positioning portion configured to position a target component in a direction where an attachment target surface of a fixing target member extends, and a pressing portion configured to press the target component positioned by the positioning portion toward the attachment target surface, and a detachment member having a first abutting portion configured to come into contact with the attachment target surface, the first support surface, and the second support surface, and a second abutting portion configured to come into contact with the pressing member on the attachment target surface, is the detachment member being configured to cause the pressing member to be positioned in a direction where the attachment target surface extends with respect to the first support surface and the second support surface, and detachable from the pressing member.
Tetsuyuki Masuko, Takatsugu Nagahama
Filed: 29 Sep 17
Utility
Joined member assembly method and joined member
3 May 22
A joined member assembly method includes: a step in which a substrate is inserted in a gap between a superposed first component and a second component, said substrate being configured from a multilayer fabric that is capable of expanding as a result of heating and that is flexible after expansion and a reinforcing material woven into the multilayer fabric; a step in which the substrate is heated and made to expand in the thickness direction; a step in which the gap is filled with a resin and the substrate is impregnated with the resin; and a step in which the resin is cured.
Shunichi Morishima, Toshio Kozasa, Masatake Hatano, Kazuaki Kishimoto, Yukio Takeuchi, Masahiko Matsuhashi
Filed: 30 Jun 17
Utility
Turbo cluster gas turbine system and activation method thereof
3 May 22
A turbo cluster gas turbine system includes: at least one combustor configured to combust a fuel to generate a combustion gas; an output turbine configured to be driven with the combustion gas from the at least one combustor; and a plurality of supercharging systems configured to supply compressed air to be supplied to the at least one combustor, wherein each of the supercharging systems includes: a first turbocharger having a rotation shaft formed separately from a rotation shaft of the output turbine and configured to be driven with the combustion gas from the combustor; a first air line for supplying compressed air compressed by a compressor of the first turbocharger to the combustor; and a first combustion gas line for supplying the combustion gas from the combustor to a turbine of the first turbocharger.
Ryo Takata, Takao Yokoyama, Kenji Nakamichi, Shinsuke Sato
Filed: 3 Feb 20
Utility
Vortex generator for wind turbine blade, wind turbine blade, wind turbine power generating apparatus, and method of mounting vortex generator
3 May 22
A vortex generator for a wind turbine blade includes: a platform portion to be fixed to a surface of the wind turbine blade; and at least one fin erected on the platform portion.
Koji Fukami, Daisuke Wakata, Yuji Yatomi, Takashi Yamamura, Yoshihiro Fujioka
Filed: 8 Sep 16
Utility
Turbine blade, turbine, and method for cooling turbine blade
26 Apr 22
A turbine blade includes a blade main body that includes a cooling flow path formed inside, through which a cooling medium flows; and a plurality of turbulators that are aligned in a flow direction of the cooling medium, project into the cooling flow path from an inner surface of the blade main body, and extend in a direction intersecting with the flow direction.
Hiroyuki Otomo
Filed: 26 Feb 18
Utility
Rotor blade and axial-flow rotary machine
26 Apr 22
A rotor blade attached to a rotor shaft rotatable around an axis includes: a blade body extending in a radial direction with respect to the axis and having a blade-shaped cross section orthogonal to the radial direction; a shroud provided at an end of the blade body on a radial outer side, and a seal fin protruding from the shroud toward an outer circumferential side, and the seal fin includes: a seal fin body extending in a plate shape in a circumferential direction; and a reinforcing portion provided on at least one plate surface of the seal fin body to increase a thickness of the seal fin, the reinforcing portion gradually increasing in dimension in the radial direction toward the center in the circumferential direction.
Tomohiro Ishida, Toshifumi Kanno, Hikaru Kurosaki
Filed: 10 Dec 20