Patents by Inventor Takao Harada
Takao Harada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11920553Abstract: A hydroelectric power generation system includes a water turbine disposed in a channel that carries a flow of a fluid, a generator driven by the water turbine, and a controller that performs a first control. The channel includes a first channel located on an inflow side of the water turbine. The controller controls, in the first control, a flow rate or a head of the water turbine so that any one of a pressure of the fluid in the first channel, a flow rate of the fluid in the first channel, and a liquid level of the fluid in a first reservoir from which the fluid flows out to the first channel approaches a first target value.Type: GrantFiled: April 15, 2022Date of Patent: March 5, 2024Assignee: Daikin Industries, Ltd.Inventors: Yoshiyuki Harada, Atsushi Suhara, Takao Sonoda
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Patent number: 11299237Abstract: An electronic device comprises a wireless transmitter and an operation device. The operation device comprises a base, a brake lever, operation portions and an electronic controller. The base is to be removably attached to a handlebar. The operation portions includes first, second and third operation portions. The first operation portion is arranged on the base. The second and third operation portions are arranged adjacent to the brake lever and are disposed between the brake lever and the handlebar. At least one of the operation portions includes a lever. At least one of the operation portions includes a button. The electronic controller is configured to transmit an operation signal to the wireless transmitter upon operation of any of the operation portions to control at least one bicycle component that is any one of a shifting device, a brake device, an adjustable seatpost, a suspension and a drive unit.Type: GrantFiled: December 10, 2019Date of Patent: April 12, 2022Assignee: Shimano Inc.Inventors: Taketoshi Sato, Hideki Ikemoto, Takao Harada, Daisuke Noborio, Kazuhiro Takeda, Ryuji Abe
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Patent number: 10683562Abstract: The reduced iron manufacturing method of the present invention includes preparing an agglomerate by agglomerating a mixture containing an iron oxide-containing substance and a carbonaceous reducing agent, and preparing reduced iron by heating the agglomerate to reduce iron oxide in the agglomerate, characterized in that Expression (I) as follows is satisfied: Cfix×Xunder105/OFeO?51??(I) where OFeO is the mass percentage of oxygen contained in the iron oxide in the agglomerate, Cfix is the mass percentage of total fixed carbon contained in the agglomerate, and Xunder105 is the mass percentage of particles having a particle diameter of 105 ?m or less with respect to the total mass of particles configuring the carbonaceous reducing agent.Type: GrantFiled: April 26, 2016Date of Patent: June 16, 2020Assignee: Kobe Steel, Ltd.Inventors: Yui Hosono, Masaki Shimamoto, Takao Harada, Shingo Yoshida, Shoichi Kikuchi, Taiji Hatakeyama
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Publication number: 20200115004Abstract: An electronic device comprises a wireless transmitter and an operation device. The operation device comprises a base, a brake lever, operation portions and an electronic controller. The base is to be removably attached to a handlebar. The operation portions includes first, second and third operation portions. The first operation portion is arranged on the base. The second and third operation portions are arranged adjacent to the brake lever and are disposed between the brake lever and the handlebar. At least one of the operation portions includes a lever. At least one of the operation portions includes a button. The electronic controller is configured to transmit an operation signal to the wireless transmitter upon operation of any of the operation portions to control at least one bicycle component that is any one of a shifting device, a brake device, an adjustable seatpost, a suspension and a drive unit.Type: ApplicationFiled: December 10, 2019Publication date: April 16, 2020Inventors: Taketoshi SATO, Hideki IKEMOTO, Takao HARADA, Daisuke NOBORIO, Kazuhiro TAKEDA, Ryuji ABE
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Patent number: 10556638Abstract: An electronic device controls at least one bicycle component in correspondence with operation of an operation device. The electronic device includes a receiver, a memory, a first wireless transmitter, a memory and an electronic controller. The receiver receives operation information corresponding to the operation of the operation device. The memory stores an actuation command of the bicycle component in correspondence with the operation information. The electronic controller receives the operation information and transmits the actuation command corresponding to the received operation information from the first wireless transmitter. The memory is configured to allow the actuation command stored in correspondence with the operation information to be changed.Type: GrantFiled: November 13, 2017Date of Patent: February 11, 2020Assignee: Shimano Inc.Inventors: Taketoshi Sato, Hideki Ikemoto, Takao Harada, Daisuke Noborio, Kazuhiro Takeda, Ryuji Abe
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Patent number: 10309546Abstract: An electrically operated valve is provided with a valve main body in which a valve chamber is defined in an inner portion and a first opening and a second opening are formed in a side portion and a bottom portion, a valve seat member which has an valve port open to the valve chamber and a valve seat and is provided in the second opening of the valve main body, a valve body which is arranged in the valve chamber so as to be movable up and down, and an elevation drive portion which moves up and down the valve body in relation to the valve seat, and a porous body constructed by a foam metal is arranged along a portion which is positioned in a side portion of the valve port on the inner wall surface of the valve main body. Accordingly, an abnormal noise can be reduced.Type: GrantFiled: March 12, 2015Date of Patent: June 4, 2019Assignee: FUJIKOKI CORPORATIONInventors: Takao Harada, Kensuke Tabuchi, Takenori Nobuki
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Patent number: 10144981Abstract: A process for manufacturing reduced iron agglomerates which comprises introducing starting agglomerates that comprise both an iron oxide-containing material and a carbonaceous reducing agent onto the hearth of a moving-bed heating furnace, and heating the agglomerates to reduce the iron oxide contained in the agglomerates, wherein the iron oxide-containing material contained in the starting agglomerates has a mean particle diameter of 4 to 23 ?m and contains at least 18% of particles having diameters of 10 ?m or less. By the use of such starting agglomerates, the process attains: an improvement in the yield of reduced iron agglomerates having large particle diameters; a reduction in the manufacturing time, said reduction leading to an enhancement in the productivity; and a remarkable reduction in the content of impurities such as sulfur in the reduced-iron agglomerates.Type: GrantFiled: February 28, 2013Date of Patent: December 4, 2018Assignee: KOBE STEEL, LTD.Inventors: Shoichi Kikuchi, Takao Harada, Shingo Yoshida
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Publication number: 20180209012Abstract: The reduced iron manufacturing method of the present invention includes preparing an agglomerate by agglomerating a mixture containing an iron oxide-containing substance and a carbonaceous reducing agent, and preparing reduced iron by heating the agglomerate to reduce iron oxide in the agglomerate, characterized in that Expression (I) as follows is satisfied: Cfix×Xunder105/OFeO?51??(I) where OFeO is the mass percentage of oxygen contained in the iron oxide in the agglomerate, Cfix is the mass percentage of total fixed carbon contained in the agglomerate, and Xunder105 is the mass percentage of particles having a particle diameter of 105 ?m or less with respect to the total mass of particles configuring the carbonaceous reducing agent.Type: ApplicationFiled: April 26, 2016Publication date: July 26, 2018Applicant: KABUSHIKI KAISHA KOBE SEIKO SHO (Kobe Steel, Ltd.)Inventors: Yui HOSONO, Masaki SHIMAMOTO, Takao HARADA, Shingo YOSHIDA, Shoichi KIKUCHI, Taiji HATAKEYAMA
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Patent number: 10017836Abstract: Provided is a technique for increasing the yield of reduced iron, thereby improving productivity when manufacturing reduced iron by heating an agglomerate. This method for manufacturing reduced iron includes: a step in which a mixture is agglomerated, said mixture containing an iron oxide-containing substance, a carbonaceous reducing agent, and a melting point regulator; and a step in which reduced iron is manufactured by heating the obtained agglomerate, reducing and partially melting the iron oxide in the agglomerate, and aggregating the iron component. The particle size of the fine particulate iron generated in the step in which the reduced iron is manufactured is adjusted, and the fine particulate iron is blended into the mixture.Type: GrantFiled: January 30, 2014Date of Patent: July 10, 2018Assignee: Kobe Steel, Ltd.Inventors: Shoichi Kikuchi, Tsuyoshi Mimura, Takao Harada, Shingo Yoshida
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Publication number: 20180148127Abstract: An electronic device controls at least one bicycle component in correspondence with operation of an operation device. The electronic device includes a receiver, a memory, a first wireless transmitter, a memory and an electronic controller. The receiver receives operation information corresponding to the operation of the operation device. The memory stores an actuation command of the bicycle component in correspondence with the operation information. The electronic controller receives the operation information and transmits the actuation command corresponding to the received operation information from the first wireless transmitter. The memory is configured to allow the actuation command stored in correspondence with the operation information to be changed.Type: ApplicationFiled: November 13, 2017Publication date: May 31, 2018Inventors: Taketoshi SATO, Hideki IKEMOTO, Takao HARADA, Daisuke NOBORIO, Kazuhiro TAKEDA, Ryuji ABE
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Patent number: 9897232Abstract: Provided is a motor-driven valve with a simple configuration that is capable of suppressing flow rate loss of fluid and reducing noise caused by the flow of the fluid in the first flowing direction and the second flowing direction, without greatly changing a conventional motor-driving valve. A porous body is fixed to a valve seat member, the porous body being extended at least to be lateral to a valve port and having a cutout part corresponding to a first opening provided at a lateral part of a valve body.Type: GrantFiled: April 27, 2016Date of Patent: February 20, 2018Assignee: Fujikoki CorporationInventors: Takao Harada, Kensuke Tabuchi, Teppei Asano
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Publication number: 20160341336Abstract: Provided is a motor-driven valve with a simple configuration that is capable of suppressing flow rate loss of fluid and reducing noise caused by the flow of the fluid in the first flowing direction and the second flowing direction, without greatly changing a conventional motor-driving valve. A porous body is fixed to a valve seat member, the porous body being extended at least to be lateral to a valve port and having a cutout part corresponding to a first opening provided at a lateral part of a valve body.Type: ApplicationFiled: April 27, 2016Publication date: November 24, 2016Applicant: FUJIKOKI CORPORATIONInventors: Takao Harada, Kensuke Tabuchi, Teppei Asano
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Patent number: 9491788Abstract: A bicycle wireless system is basically provided with a first bicycle component, a second bicycle component and a terminal device. The first bicycle component includes a first wireless communication unit. The second bicycle component includes a second wireless communication unit. The terminal device includes an identification acquiring section and a pairing section. The identification acquiring section is configured to acquire identification information from one of the first and second bicycle components. The pairing section is configured to pair the first and second bicycle components for wireless communications.Type: GrantFiled: June 17, 2015Date of Patent: November 8, 2016Assignee: Shimano Inc.Inventors: Yoshiyuki Kasai, Ayumi Kato, Yoshinori Iino, Takao Harada
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Publication number: 20150361515Abstract: Provided is a method for producing a reduced iron agglomerate, which comprises introducing an agglomerate comprising an iron-oxide-containing substance, a carbonaceous reducing agent, a melting point adjuster and an aid for the melting point adjuster onto a furnace bed of a moving-bed-type heating furnace and then heating the agglomerate on the furnace bed to reduce iron oxide in the agglomerate; and melting the resultant product by additional heating to cause the coalescence of an iron component, thereby producing the reduced iron agglomerate, wherein an agglomerate containing the melting point adjuster that has an average particle diameter of 0.3 mm or less and in which the content of a particle diameter of 0.5 mm or less in an amount of 55 mass % or more is used.Type: ApplicationFiled: February 5, 2014Publication date: December 17, 2015Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Shoichi KIKUCHI, Takao HARADA, Shingo YOSHIDA
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Publication number: 20150322542Abstract: Provided is a technique for increasing the yield of reduced iron, thereby improving productivity when manufacturing reduced iron by heating an agglomerate. This method for manufacturing reduced iron includes: a step in which a mixture is agglomerated, said mixture containing an iron oxide-containing substance, a carbonaceous reducing agent, and a melting point regulator; and a step in which reduced iron is manufactured by heating the obtained agglomerate, reducing and partially melting the iron oxide in the agglomerate, and aggregating the iron component. The particle size of the fine particulate iron generated in the step in which the reduced iron is manufactured is adjusted, and the fine particulate iron is blended into the mixture.Type: ApplicationFiled: January 30, 2014Publication date: November 12, 2015Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Shoichi KIKUCHI, Tsuyoshi MIMURA, Takao HARADA, Shingo YOSHIDA
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Publication number: 20150276082Abstract: An electrically operated valve is provided with a valve main body in which a valve chamber is defined in an inner portion and a first opening and a second opening are formed in a side portion and a bottom portion, a valve seat member which has an valve port open to the valve chamber and a valve seat and is provided in the second opening of the valve main body, a valve body which is arranged in the valve chamber so as to be movable up and down, and an elevation drive portion which moves up and down the valve body in relation to the valve seat, and a porous body constructed by a foam metal is arranged along a portion which is positioned in a side portion of the valve port on the inner wall surface of the valve main body. Accordingly, an abnormal noise can be reduced.Type: ApplicationFiled: March 12, 2015Publication date: October 1, 2015Inventors: Takao HARADA, Kensuke TABUCHI, Takenori NOBUKI
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Patent number: 9121522Abstract: The invention provides an electrically operated valve which can control a flow rate precisely at a small flow rate distributing time and can circulate a fluid so as to prevent a pressure loss as much as possible at a large flow rate distributing time without an increase of a working and assembling cost. A movable valve seat body forming a main valve port for forming a small flow rate flow path extending from a first inlet and outlet to a second inlet and outlet is arranged between a valve chamber and a lower chamber. The movable valve seat body is structured such that its lower portion is slidably fitted and inserted to the lower chamber, and such as to serve as a float type check valve body for opening and blocking a large flow rate flow path extending from the second inlet and outlet to the first inlet and outlet.Type: GrantFiled: May 10, 2013Date of Patent: September 1, 2015Assignee: FUJIKOKI CORPORATIONInventors: Takao Harada, Masaya Satou, Masaharu Itoh, Bunta Narukawa
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Publication number: 20150203931Abstract: The first purpose of the present invention is to provide a method for producing metallic iron, whereby, in the production of metallic iron by heating an agglomerate, which comprises an iron oxide-containing material and a carbonaceous reductant, in a movable hearth type heating furnace, metallic iron can be efficiently collected from a reduced product containing metallic iron and a slag, said reduced product being obtained by heating the agglomerate.Type: ApplicationFiled: August 5, 2013Publication date: July 23, 2015Applicant: KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.)Inventors: Takeshi Sugiyama, Takao Harada, Junichi Shiino, Tsuyoshi Mimura, Katsuyuki Iijima, Takanori Oka
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Publication number: 20150027275Abstract: A process for manufacturing reduced iron agglomerates which comprises introducing starting agglomerates that comprise both an iron oxide-containing material and a carbonaceous reducing agent onto the hearth of a moving-bed heating furnace, and heating the agglomerates to reduce the iron oxide contained in the agglomerates, wherein the iron oxide-containing material contained in the starting agglomerates has a mean particle diameter of 4 to 23 ?m and contains at least 18% of particles having diameters of 10 ?m or less. By the use of such starting agglomerates, the process attains: an improvement in the yield of reduced iron agglomerates having large particle diameters; a reduction in the manufacturing time, said reduction leading to an enhancement in the productivity; and a remarkable reduction in the content of impurities such as sulfur in the reduced-iron agglomerates.Type: ApplicationFiled: February 28, 2013Publication date: January 29, 2015Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Shoichi Kikuchi, Takao Harada, Shingo Yoshida
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Patent number: 8851448Abstract: To provide a small motor-operated valve which can control a high flow, there is provided a motor-operated valve of which a body has an orifice, seat and a valve element provided opposite to the seat. The valve element is operated by a driver which is driven to rotate by an output gear to which the rotation of a rotor having been reduced by means of a mechanical paradox planetary gear mechanism is transmitted. To force the valve element in the direction in which the valve is opened, a coil spring is disposed in a bore formed in the upper portion of the body oppositely to a bush.Type: GrantFiled: December 27, 2011Date of Patent: October 7, 2014Assignee: Fujikoki CorporationInventors: Takao Harada, Kensuke Tabuchi, Tatsuya Yoshida