1801 patents
Page 53 of 91
Utility
Jet Engine
23 Sep 21
A jet engine is provided which can efficiently pressurize fuel.
Shotaro NAKO, Takuto HANIU, Tomohisa WADA, Shojiro FURUYA
Filed: 15 Jan 20
Utility
Multi-pulse Gas Generator Device
23 Sep 21
A multi-pulse gas generator includes a pressure vessel, first and second propellants, a barrier membrane that separates the first propellant and the second propellant, an igniter device that produces combustion gas of igniter charge, and an igniter charge combustion gas exhaust device having exhaust holes configured to exhaust the combustion gas of the igniter charge against the second propellant.
Seiki NISHIKAWA, Chiyako MIHARA, Tasuku SUZUKI, Katsunori IEKI
Filed: 16 Feb 21
Utility
Ducted Fan Device and Aircraft
23 Sep 21
A ducted fan device includes, a plurality of fan devices, each including a fan configured to rotate about an axis to generate an air flow, and a small duct having a cylindrical shape surrounding the fan about the axis and extending in a direction of the axis, and a large duct having a tubular shape surrounding all of the fan devices.
Yuki MORISAKI, Kazuhiro IMAI, Karikomi KAI, Yasuhiro SAIKI
Filed: 26 Jan 21
Utility
Computation Device, Vehicle, Material Handling System, Computation Method, and Program
23 Sep 21
A computation device includes a first specifying unit configured to, based on a distance between a vehicle configured to autonomously travel and a pallet to be handled at a position on a first route on which the vehicle travels, specify a second route on which at least one of the vehicle and another vehicle different from the vehicle travels during material handling work that is related to the pallet and performed after the vehicle has traveled on the first route.
Noriyuki HASEGAWA, Naoto KAWAUCHI, Kensuke FUTAHASHI, Keitaro KAMATA, Masayuki ISHIKAWA
Filed: 22 Jan 21
Utility
Front end body structure and vehicle
21 Sep 21
A front end body structure (3) has a front wall portion (4) which forms a front surface (4b) in a front-rear direction (Da) and has edge portions which form an opening portion (4a) opened; and a ceiling wall portion (5) which is continuous with the front wall portion (4) and forms a ceiling surface (5a) facing an upper side.
Koshi Tanimoto, Ryoji Okabe, Kouji Esaki
Filed: 15 Mar 17
Utility
Rotor blade and axial flow rotating machine with the same
21 Sep 21
A rotor blade includes a blade body which has an airfoil shape and a shroud 57 which is formed in an end portion of the blade body.
Tomohiro Ishida, Toshifumi Kanno, Hikaru Kurosaki, Eisaku Ito
Filed: 11 Feb 20
Utility
Information distribution device, distribution target device, information distribution system, information distribution method, and non-transitory computer-readable medium
21 Sep 21
An information distribution device configured to distribute an encrypted update program to a control device connected through a wide-area communication network includes: a physically unclonable function (PUF) information acquiring unit configured to acquire PUF information of the control device recorded in advance; an additional information acquiring unit configured to specify and acquire any of a plurality of pieces of additional information recorded in advance; an encryption processing unit configured to encrypt protection target information based on the PUF information and the additional information that are acquired; and a transmission processing unit configured to transmit the encrypted update program to the control device, wherein the additional information acquiring unit is configured to change the additional information to be specified in accordance with a time.
Naruhisa Kameo, Fumikado Anzai, Etsuji Nishimae
Filed: 6 Feb 19
Utility
Steam Turbine Exhaust Chamber, Flow Guide for Steam Turbine Exhaust Chamber, and Steam Turbine
16 Sep 21
An exhaust chamber of a steam turbine includes a casing, an inner flow guide portion disposed in the casing so as to define an outer boundary of a diffuser passage communicating with an outlet of a last stage blade in the steam turbine, and an outer flow guide portion disposed on an outer peripheral side of the inner flow guide portion in the casing.
Yoshihiro KUWAMURA
Filed: 31 Oct 17
Utility
Surging Precursor Detecting Device, Method of Detecting Surging Precursor, and Program
16 Sep 21
A surging precursor detecting device is a surge detecting device configured to detect a precursor of a surge of a compressor including a housing portion housing a blade including a rotary blade of an impeller and configured to compress a fluid supplied from an inlet piping portion and discharge the fluid to an outlet piping portion.
Kenichiro IWAKIRI, Seiichi IBARAKI
Filed: 14 Jan 21
Utility
Underwater Object Destruction System and Underwater Object Destruction Method
16 Sep 21
A laser beam is condensed in a close position to a target object in underwater so as to generate an air bubble or plasma.
Shingo NISHIKATA, Hiroshi IKEBUCHI, Yukito HATA, Yuichi ARAKI, Koichi HAMAMOTO, Tomoya MORIOKA, Atsushi OCHIAI
Filed: 14 Feb 17
Utility
Compensator, Control System, Compensation Method, and Program
16 Sep 21
A compensator includes a processor, and a storage device that is connected to the processor and stores measured input values that are measured values of an input to a subject to control and measured output values that are measured values of an output from the subject to control.
Takaharu HIROE, Kazunari IDE, Ryo SASE
Filed: 29 Jan 21
Utility
Aircraft panel production method and aircraft panel production system
14 Sep 21
An aircraft panel production method has: a step in which a holding jig holds a body panel, which has a plurality of plate-like members having a curved cross-sectional shape, such that the cross section of the body panel has an upwardly bulging curved shape; a step in which the plate-like members of the body panel held by the holding jig are overlapped with each other and the overlapping portions are joined by a rivet; a step in which the holding jig, which is holding the body panel of which the plate-like members have been joined to each other, is moved; and a step in which a frame that follows the curved shape of the body panel is joined, by a rivet, to the plate-like members of the body panel which is held by the holding jig which has been moved.
Makoto Hirai, Hiroshi Taneda, Takuya Goto, Tsuyoshi Kaneko
Filed: 17 Nov 16
Utility
Laser machining device and laser machining method
14 Sep 21
A laser machining device includes a laser machining head and a control unit.
Saneyuki Goya, Minoru Danno, Toshiya Watanabe
Filed: 20 Jun 17
Utility
Wind turbine generator system, wind turbine blade, and reinforcing method for wind turbine blade
14 Sep 21
A wind turbine blade is reinforced while suppressing possible stress concentration resulting from a load imposed on a blade root portion of the wind turbine blade in a flap direction.
Yasutaka Kimura, Takao Kuroiwa, Keisuke Ota
Filed: 26 Jun 18
Utility
Turbine rotor blade and gas turbine
14 Sep 21
A second outer surface (49ab) of a top plate (49) is recessed from a first outer surface (49aa) of the top plate (49) in the direction away from the inner peripheral surface (34a) of a turbine casing (34) so that a step (50) is formed between the second outer surface (49ab) and the first outer surface (49aa).
Ryuta Ito, Koichiro Iida
Filed: 27 Mar 19
Utility
Method of diagnosing a wind turbine power generation facility and automatic diagnosis device for wind turbine power generation facility
14 Sep 21
Soundness and a sign of abnormality of a pitch mechanism of a wind turbine blade is quantitatively diagnosed.
Mitsuya Baba
Filed: 1 Nov 18
Utility
Gas turbine
14 Sep 21
There is provided a gas turbine (1) including a compressor (2) that generates compressed air, a casing (5) into which the compressed air is introduced, a combustor (3) that generates a combustion gas, a turbine (4) that is driven by the combustion gas, a combustor cooling system (6) that has a sub-compressor (62), which is able to be operated independently of the compressor (2), and a heat exchanger (61), which extracts air in the casing (5) and causes the air to exchange heat after the sub-compressor (62) has increased a pressure of the air, and that introduces the air, which has exchanged heat, into a cooling passage (31) of a cylindrical body (30) of the combustor (3), and a combustor air introducing system that extracts air flowing in the combustor cooling system (6) and introduces the air into the combustor (3).
Kenji Miyamoto, Satoshi Takiguchi, Masakazu Nose
Filed: 28 Mar 17
Utility
Method of remodeling wind turbine power generation facility
14 Sep 21
A reinforcement object is reinforced without being carried out from a wind turbine power generation facility.
Tomokazu Yamada, Hideya Egoshi, Yasunori Kawaguchi, Tatsuya Sakaue, Seiji Okumura, Jun Kanno, Keiichiro Kawano, Kazufumi Takayanagi
Filed: 21 Dec 18
Utility
Biogas quality evaluation device, biogas quality evaluation method, and program
14 Sep 21
In the present invention, an input unit receives input of production conditions relating to a plurality of parameters relating to production of a biogas in a biogas production facility.
Yuudai Katou, Yusuke Yamashina
Filed: 20 Feb 19
Utility
Guiding device, flying object and guiding method
14 Sep 21
In a guiding device, a communication device receives a signal containing detection data of a target, and a processing unit.
Shunsuke Araki
Filed: 29 Mar 19