1801 patents
Page 57 of 91
Utility
Bladder bag and molding method of composite material
20 Jul 21
A bladder bag is a mold for molding inside of a composite material structure.
Kiyoka Takagi, Jun Ishida, Sota Kamo, Katsuya Yoshino, Toshio Abe, Koichi Hasegawa, Yoshihiro Sugiyama, Takashi Ishida
Filed: 13 Oct 17
Utility
Floating structure installation system and floating structure installation method
20 Jul 21
A floating structure installation system includes, on a body capable of traveling on water, a first cradle including a first holding part capable of holding a first portion having a submersible section to be located under the water surface during installation, and a second cradle including a second holding part capable of holding a second portion connectable to the first portion.
Kei Sato
Filed: 11 Feb 20
Utility
Transport jig
20 Jul 21
A transport jig includes: a frame member; and a support section that is installed on the frame member and that supports a plurality of elongated members.
Makoto Ishida, Yuji Ito
Filed: 25 Oct 17
Utility
Rotary machine
20 Jul 21
A rotary machine includes damper pins and platforms each having a flat surface extending in an axial line direction.
Ryuichi Umehara, Haruko Shiraishi
Filed: 22 Mar 19
Utility
Composite blade and method for producing composite blade
20 Jul 21
A composite blade is formed by laying up composite layers in which reinforced fibers are impregnated with resin, and has a blade root and an airfoil extending from the blade root in a longitudinal direction.
Ryoji Okabe, Yoshinori Nonaka, Kentaro Shindo, Masami Kamiya
Filed: 30 May 18
Utility
Axial turbomachinery
20 Jul 21
In an axial turbomachinery related to the invention, a structural body has a casing fin, a blade is provided with an upstream inclined surface that is inclined from an upstream side toward a downstream side, the structural body is provided with an upstream inclined inner wall surface that is inclined from the upstream side the downstream side, an inclination angle of the upstream inclined surface with respect to a central axis of relative rotation between the blade and the structural body is larger than an inclination angle of the upstream inclined inner wall surface with respect to the central axis, and an end position of the upstream inclined surface on a radially inner side is located radially outside an end position of the upstream inclined inner wall surface on the radially inner side.
Eiji Konishi, Yoshihiro Kuwamura, Kazuyuki Matsumoto, Shinji Fukao, Hideaki Sugishita
Filed: 23 Feb 18
Utility
Rotary machine
20 Jul 21
There is provided a rotary machine including a rotary shaft; a plurality of rotor blades extending outward from the rotary shaft in a radial direction of the rotary shaft, and are provided with gaps therebetween in a peripheral direction of the rotary shaft; a casing surrounding the rotor blades radially outside the rotor blades, and in which a recessed portion as a cavity accommodates tips of the rotor blades; a sealing portion extending from one of a bottom surface of the recessed portion and the tip of the rotor blade, and having a clearance with the other; a jet flow passage through which a fluid is jetted rearward in a rotation direction of the rotary shaft in the cavity; and a valve which is capable of switching a flow condition of the jet flow with turning the valve on an opening state and a closing state.
Kazuyuki Matsumoto
Filed: 8 Feb 19
Utility
Centrifugal compressor and turbocharger
20 Jul 21
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: 8 Oct 19
Utility
Compressor rotor, compressor and gas turbine
20 Jul 21
A compressor rotor includes a first outer cavity formed in a rotor main body and into which air on a high-pressure side of blades is to be introduced, a first inner cavity formed in the rotor main body on an inner side in a radial direction of the first outer cavity; and a first communication passage which connects the first outer cavity and the first inner cavity to each other in the radial direction of the first outer cavity.
Yoshiko Oya, Yoshiyuki Okabe, Masato Araki
Filed: 30 Mar 17
Utility
Combustor and jet engine having the same
20 Jul 21
A jet engine includes an inlet that takes air, and a combustor that burns fuel using the air.
Yoshihiko Ueno, Tasuku Suzuki, Shojiro Furuya
Filed: 13 Feb 15
Utility
Mobile Body Positioning Station and Mobile Body Positioning System
15 Jul 21
A mobile body positioning station and a mobile body positioning system include a first partition, a second partition disposed along a direction intersecting an extending direction of the first partition, and a guide device as a guide disposed on a movement path of a robot as a mobile body.
Koji Shukutani, Ken Onishi, Noriko Onishi, Hiroyoshi Okazaki, Hiroyoshi Kojima, Syuhei Kobori
Filed: 26 Feb 19
Utility
Rotor Blade and Axial-flow Rotary Machine
15 Jul 21
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
Utility
Vehicle Control System, Vehicle Control Method, and Program
15 Jul 21
Ryoji ARAKI, Yasuo FUJISHIMA, Kazushige TAKAKI
Filed: 6 Jan 21
Utility
Path Generating Device, Control Device, Inspection System, Path Generating Method, and Program
15 Jul 21
A path generating device is configured to generate a path for a robot formed by connecting a plurality of units that are each bendable to have a desired single curvature, and the path generating device includes: an analysis unit configured to output position posture information indicating a position and a posture of the robot corresponding to an operation amount, using a robot model with which the position and the posture are able to be simulated in a virtual space; a generating unit configured to generate a path extending from a predetermined entry position to a target position in the virtual space; and a specification unit configured to specify an operation amount for making the robot model advance along the path, while making a position of a connection portion of each of the units of the robot model match the path.
Sho ONODERA, Hiroyuki KANAZAWA, Rohit ARORA
Filed: 4 Jan 21
Utility
Reforming device and reforming system
13 Jul 21
A reforming device 1 for producing a reformed gas from a methane-containing gas containing methane and carbon dioxide includes a reforming reaction tube 10 containing a catalyst layer 12 filled with a reforming catalyst 12a for reforming the methane-containing gas, and a multilayer pipe 103 for spraying a cooling fluid to an outer peripheral surface of the reforming reaction tube 10 at a position corresponding to a gas inlet of the catalyst layer 12 in a length direction of the catalyst layer 12.
Atsuhiro Yukumoto, Shinya Tachibana
Filed: 4 Nov 19
Utility
Production device and production method for pultrusion molded article
13 Jul 21
This device for producing a pultrusion molded article is provided with: a mold member that heats and cures an intermediate molded article as a result of the mold member contacting an intermediate molded article in which reinforcing fibers are impregnated with a thermosetting resin; a pultrusion device for extracting, in the pultruding direction, the pultrusion molded article formed by heating and curing the intermediate molded article; and a moving device for moving the mold member in the pultruding direction in synchronization with the pultrusion device.
Shunichi Morishima, Toshio Kozasa, Masatake Hatano, Kazuaki Kishimoto, Yukio Takeuchi, Masayuki Yamashita, Hitoshi Ojika
Filed: 16 Jun 17
Utility
Component manufacturing method and component manufacturing system
13 Jul 21
A component manufacturing method includes a step of calculating, for a plurality of keyholes formed on a skin and disposed in a row along a first axial direction on the skin, a first imaginary line that passes an average position in a second axial direction perpendicular to the first axial direction and is parallel to the first axial direction, a step of calculating, for a plurality of keyholes formed on a frame and disposed in a row along a third axial direction on the frame, a second imaginary line that passes an average position in a fourth axial direction perpendicular to the third axial direction and is parallel to the third axial direction, and a step of superimposing the skin and the frame such that the first imaginary line and the second imaginary line coincide.
Makoto Ishida, Yuji Ito, Kanau Yamauchi
Filed: 16 Oct 17
Utility
Steam turbine and steam turbine control method
13 Jul 21
A steam turbine includes an inner casing which has an inner casing body in which a first main flow path to which steam is to be supplied from an inner introduction port is defined, an outer casing which has an outer casing body which defines a second main flow path between the inner casing body and the outer casing body and an upper discharge port and a lower discharge port which are in the outer casing body and through which exhaust steam is to be discharged, an upper valve and a lower valve configured to adjust a flow rate of the exhaust steam which has been discharged, and a control unit which can independently control the upper valve and the lower valve.
Hideyuki Uechi, Hideaki Sugishita, Takumi Matsumura, Ryo Egami
Filed: 20 Oct 17
Utility
Oil bath type bearing device and rotary machine
13 Jul 21
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: 29 Jan 20
Utility
Multistage shaft sealing apparatus and rotary machine
13 Jul 21
A multistage shaft sealing apparatus includes a first sealing unit, a second sealing unit, and a third sealing unit provided, in a sequential order from a side of the apparatus closer to inside of the apparatus, in a fluid leakage passage formed between the rotating shaft or the rotating member and a housing located to surround the rotating shaft or the rotating member.
Takanobu Otani, Hiroshi Kuzumi, Hiroyuki Tokumasu, Toshihiko Matsuo, Yasuhiro Ikeda, Hitoshi Ito, Yasushi Takayama, Tomoki Hanada
Filed: 7 Feb 19