1801 patents
Page 75 of 91
Utility
Centrifugal Compressor and Turbocharger
26 Aug 20
A centrifugal compressor operable in a wide operation range under a condition accompanied with pulsations of a pressure and a flow rate.
Isao TOMITA, Yoshihiro HAYASHI
Filed: 7 Oct 19
Utility
Squeeze Film Damper Bearing and Rotary Machine Including the Same
26 Aug 20
A squeeze film damper bearing has an inner support ring capable of supporting a bearing portion; an outer support ring disposed on an outer periphery of the inner support ring; and a dissipation portion formed on at least one of the outer support ring and the inner support ring to dissipate vibration energy.
Teruaki YAMAWAKI, Yasunori TOKIMASA, Takeshi SANO, Kodai IWATSU
Filed: 10 Feb 20
Utility
Aircraft cabin system with dynamic noise reduction
24 Aug 20
An aircraft cabin system includes a plurality of modular displays disposed in an cabin and a server connected to each of the modular displays.
Sasha Dean-Bhïyan, Renato Seiji Morita, Victor-Daniel Gheorghian
Filed: 2 Jul 19
Utility
Thrust force generation device and aircraft
24 Aug 20
The thrust force generation device is provided with: a turbo fan engine unit that includes a generator for generating power using a rotation force of a drive shaft, and that drives a fan placed on the drive shaft using gas produced by combusting fuel; a motor driven fan unit that includes a motor driven by power supplied from the generator, that is placed in parallel with the turbo fan engine unit, and that drives a fan by using the motor; and a conducting unit that connects the generator to the motor, and supplies the power generated by the generator to the motor.
Hikaru Takami, Yuto Yokoi
Filed: 23 Feb 16
Utility
Axial flow rotating machine and diffuser
24 Aug 20
An axial flow rotating machine has: a rotor with a plurality of rotor blades; a stator with a plurality of stator blades; an axial flow rotating portion defined by the rotor and the stator; and a diffuser connected to the axial flow rotating portion on a downstream side of the axial flow rotating portion.
Kazuya Nishimura, Eisaku Ito, Koichiro Iida, Kentaro Akimoto
Filed: 9 Apr 19
Utility
Engine supercharger for maintaining a battery charge
24 Aug 20
A supercharging system includes a first supercharger including a first compressor; a second supercharger including a second compressor provided downstream of the first compressor, and a controller controlling the first and second superchargers.
Yukio Yamashita, Hiroyoshi Kubo, Mitsufumi Goto, Musashi Sakamoto
Filed: 29 Jan 15
Utility
Operating State Evaluation Method and Operating State Evaluation Device
19 Aug 20
An operating condition of a wind turbine facility or at least one wind turbine is acquired, and an estimated value of a measurable physical quantity corresponding to the operating condition is calculated.
Eriko SHINKAWA, Kentaro HAYASHI, Atsushi YUGE, Masayuki HASHIMOTO, Yoshikatsu IKAWA, Takahiro NAKANO
Filed: 21 Nov 19
Utility
Oil Bath Type Bearing Device and Rotary Machine
19 Aug 20
An oil bath type bearing device which supports a rotating shaft rotating around an axis the bearing device is provided.
Shimpei YOKOYAMA, Chihiro YOSHIMINE, Takuzo SHIGIHARA
Filed: 28 Jan 20
Utility
Plant Evaluation System, Plant Evaluation Method, and Program
19 Aug 20
A plant evaluation system is configured to calculate performance of a plant while receiving setting of operating conditions of the plant and devices installed in the plant and simulating a secular change occurring in the plant during an evaluation target period included in the operating conditions.
Naoki SUZUKI, Shintaro KUMANO, Katsuhiko ABE, Keisuke YAMAMOTO, Makoto KISHI, Yukihiko INOUE, Shun NIIZUMA
Filed: 22 Mar 18
Utility
Rotary Electric Machine, Generator, and Wind Turbine Power Generation Facility
19 Aug 20
A rotary electric machine includes an armature unit including an annular rotor configured to be rotatable around an axis and a stator disposed on a radially outer side of the rotor; an input/output shaft coupled at a first end to an external device and extending along an axial direction of the rotor in a central space formed in a central portion of the rotor; and a coupling device disposed closer to a second end of the input/output shaft than an end of the rotor adjacent to the external device is in the axial direction and connecting the input/output shaft and the rotor so as to be able to transmit a torque.
Akihiko UMEDA, Mikito SASAKI, Shin ASANO, Hiroshi SATO, Hisanobu SHINODA, Shinichi ISOBE, Atsushi YUGE
Filed: 6 Nov 19
Utility
Denitration Catalyst and Denitration Device
19 Aug 20
A denitration catalyst for removing nitrogen oxide in an exhaust gas is represented by the following chemical formula: Ba3Y(4-x)AxO9, wherein A is an element selected from the group consisting of Bi, Sn, Ga, Mn, Ti, and Al; and X is 0.4 or more and 2 or less.
Nobuki OKA, Toshinobu YASUTAKE, Noriko WATARI, Hidemasa KAKIGAMI, Syuji FUJII, Akihiro SAWATA
Filed: 21 Oct 19
Utility
Weldment Manufacturing Method, Weldment Manufacturing System, and Weldment
19 Aug 20
A weldment manufacturing method includes drilling that forms a hole on a workpiece, feeding a filler material to the hole and putting the filler material on a bottom of the hole, and melting the filler material by emitting a laser beam to the hole while scanning with the laser beam, so as to fill the hole with the melted filler material.
Naoki SUDA, Shuho TSUBOTA, Yasuyuki FUJIYA, Yasutaka BANNO, Satoru ZENITANI
Filed: 18 Dec 19
Utility
Laminated Board and Method for Processing Laminated Board
19 Aug 20
A laminated board includes a difficult-to-cut layer formed of a composite material including fibers and a resin material; and a pair of hard layers laminated on both top and bottom surfaces of the difficult-to-cut layer and formed of a hard material harder than the composite material of the difficult-to-cut layer.
Sota KAMO, Kiyoka TAKAGI, Jun ISHIDA, Toshio ABE, Akira KONO, Takayuki SHIMIZU, Naoto AZUSAWA
Filed: 25 Oct 16
Utility
Three-dimensional deposition device
17 Aug 20
Provided is a three-dimensional deposition device, including: a powder supply unit which supplies a powder material; a light irradiation unit which irradiates the powder material with a light beam so that the powder material irradiated with the light beam is sintered or melted and solidified to form a formed layer; a three-dimensional deposition chamber which is sealed from an outside and accommodates the powder supply unit, the light irradiation unit, and a base unit; a gas discharge unit which discharges a gas inside the three-dimensional deposition chamber; and a gas introduction unit which introduces a predetermined gas into the three-dimensional deposition chamber.
Hitoshi Yoshimura
Filed: 31 Jan 19
Utility
Method for molding composite material, jig for molding composite material, and composite material
17 Aug 20
A method for molding composite material such as a spar formed with a curved corner part is provided with: a first shaping step of shaping a laminate so that the board thickness of the laminate is reduced from the outside of the corner part toward the inside thereof, the laminate having the corner part curved at a first bending angle and comprising fiber sheets laminated to each other; and a second shaping step of curving the corner part of the laminate to form a second bending angle smaller than the first bending angle, and shaping the laminate so that the board thickness of the laminate is reduced from the inside of the corner part toward the outside thereof.
Kodai Shimono, Hiroshi Tokutomi
Filed: 1 Nov 16
Utility
Power source, adjusting power instructing apparatus, method, and recording medium for changing adjusting power
17 Aug 20
A power source includes: a generator; a turbine device that drives and rotates the generator; and a control device that: monitors a rotation speed of the generator; calculates a first adjusting power instruction value corresponding to a deviation between a reference value and an observed value of the rotation speed of the generator; acquires an adjusting power amplification coefficient from an external device; calculates a second adjusting power instruction value indicating a degree of increase of the adjusting power, based on the first adjusting power instruction value and the adjusting power amplification coefficient; amplifies the adjusting power based on the second adjusting power instruction value; and outputs the amplified adjusting power to the turbine device to adjust power supply from the generator and reduces fluctuation of frequency in a power transmission and distribution system.
Takaharu Hiroe, Kazunari Ide
Filed: 17 Mar 19
Utility
Monitoring device, monitoring method, and non-transitory computer-readable medium
17 Aug 20
A monitoring device includes: a PUF-information acquiring unit acquiring PUF-information; a first PUF-information change value calculating unit calculating a degree of change from PUF-information acquired at a previous time to PUF-information acquired at a current time as a first PUF-information change value; a second PUF-information change value calculating unit calculating a degree of change from initial PUF-information to the PUF-information acquired at the current time as a second PUF-information change value; an unauthorized use determining unit comparing the first PUF-information change value with a first threshold and determining that there is unauthorized use of the predetermined monitoring target device when the first PUF-information change value is greater than the first threshold; and a deterioration determining unit comparing the second PUF-information change value with a second threshold and determining that the predetermined monitoring target device has deteriorated when the second PUF-information change value is greater than the second threshold.
Naruhisa Kameo, Fumikado Anzai, Etsuji Nishimae
Filed: 4 Feb 19
Utility
Exhaust Device for Inkjet Coating, Inkjet Ejection Device, Inkjet Coating Method, and Method for Manufacturing Member
12 Aug 20
To reduce an influence of a flow of ambient atmosphere and the like on flying of a droplet ejected from a nozzle of an inkjet head.
Toshikatsu Nohara, Masaki Kimura, Kosuke Ikeda, Yoshinao Komatsu
Filed: 9 Feb 20
Utility
Repair Patch, Method for Molding Repair Patch, Method for Repairing Composite Material, and Molding Jig
12 Aug 20
A repair patch includes a composite material to repair a a repair target of a composite material.
Kodai SHIMONO, Koichi HASEGAWA, Takuma HIRAI, Shunsuke YOSHINO, Jo NISHIMURO
Filed: 19 Aug 18
Utility
Atomic Interferometric Gyroscope
12 Aug 20
A gyroscope includes an atomic beam source to generate an atomic beam in which individual atoms are in the same state, a moving standing light wave generator to generate M moving standing light waves, an interference device to obtain an atomic beam resulting from the interaction between the atomic beam and the M moving standing light waves, a monitor to detect angular velocity by monitoring the atomic beam from the interference device and an accelerometer.
Mikio KOZUMA, Ryotaro INOUE, Takashi MUKAIYAMA, Seiichi MORIMOTO, Kazunori YOSHIOKA, Atsushi TANAKA, Yuichiro KAMINO
Filed: 24 Jul 18