Patents by Inventor Gen Kinoshita
Gen Kinoshita 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: 11407377Abstract: A gas generator including an outer vessel including a housing provided with a gas discharge port, the outer vessel accommodating therein an igniter and a gas generating agent, wherein any of surfaces of the outer vessel includes an annular fragile portion, and the annular fragile portion is a groove formed in a continuous annular shape or a groove formed in a discontinuous annular shape.Type: GrantFiled: May 11, 2018Date of Patent: August 9, 2022Assignees: DAICEL CORPORATION, HONDA MOTOR CO., LTD.Inventors: Gen Kinoshita, Nobuyuki Katsuda, Daiei Tonooka
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Publication number: 20200384943Abstract: A gas generator including an outer vessel including a housing provided with a gas discharge port, the outer vessel accommodating therein an igniter and a gas generating agent, wherein any of surfaces of the outer vessel includes an annular fragile portion, and the annular fragile portion is a groove formed in a continuous annular shape or a groove formed in a discontinuous annular shape.Type: ApplicationFiled: May 11, 2018Publication date: December 10, 2020Applicants: DAICEL CORPORATION, HONDA MOTOR CO., LTD.Inventors: Gen KINOSHITA, Nobuyuki KATSUDA, Daiei TONOOKA
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Patent number: 8590929Abstract: The present invention provides a gas generator for a restraining apparatus of a vehicle, including a combustion chamber, a tabular cushion member being disposed on a bottom portion of the combustion chamber, the solid gas generating agent as a gas generating source, being charged in the combustion chamber inside the gas generator together with the cushion member, the combustion chamber being substantially in a cup shape in which an inner diameter (D1) of an opening is smaller than an inner diameter (D2) of the bottom portion, the cushion member including a circular portion serving as a base part and a plurality of protrusions protruding from a peripheral edge of the circular portion, an outer diameter (d1) of the circular portion and the inner diameter (D1) of the opening satisfying a relationship of d1<D1, and an outer diameter (d2) including the protrusions satisfying relationships of d2>D1 and d2?D2.Type: GrantFiled: March 29, 2011Date of Patent: November 26, 2013Assignee: Daicel Chemical Industries, Ltd.Inventors: Masayuki Nakayasu, Gen Kinoshita
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Patent number: 8459187Abstract: A gas generator includes a housing having a gas discharge port, a combustion chamber cup member disposed, in the housing, such that an opening portion thereof covers a bottom surface of the housing, the combustion chamber cup member having a communication hole at least a portion of its peripheral wall surface thereof, a metallic cover member covering the peripheral wall surface provided with the communication hole, and a combustion chamber being formed inside the combustion chamber cup member and accommodating a gas generating agent and an igniter therein, at the time of activation, the cover member expanding and deforming mainly in the radial direction to form a gap between the peripheral wall surface of the combustion cup member and the metallic cover member, which serves as a gas channel leading to the combustion chamber and the outside of the combustion chamber.Type: GrantFiled: September 18, 2009Date of Patent: June 11, 2013Assignee: Daicel Chemical Industries, Ltd.Inventors: Masayuki Nakayasu, Gen Kinoshita
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Publication number: 20110241324Abstract: The present invention provides a gas generator for a restraining apparatus of a vehicle, including a combustion chamber, a tabular cushion member being disposed on a bottom portion of the combustion chamber, the solid gas generating agent as a gas generating source, being charged in the combustion chamber inside the gas generator together with the cushion member, the combustion chamber being substantially in a cup shape in which an inner diameter (D1) of an opening is smaller than an inner diameter (D2) of the bottom portion, the cushion member including a circular portion serving as a base part and a plurality of protrusions protruding from a peripheral edge of the circular portion, an outer diameter (d1) of the circular portion and the inner diameter (D1) of the opening satisfying a relationship of d1<D1, and an outer diameter (d2) including the protrusions satisfying relationships of d2>D1 and d2?D2.Type: ApplicationFiled: March 29, 2011Publication date: October 6, 2011Inventors: Masayuki Nakayasu, Gen Kinoshita
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Publication number: 20100071580Abstract: The present invention provides a gas generator, including, a housing having a gas discharge port, a combustion chamber cup member disposed, in the housing, such that an opening portion thereof covers a bottom surface of the housing, the combustion chamber cup member having a communication hole at least a portion of its peripheral wall surface thereof, a metallic cover member covering the peripheral wall surface provided with the communication hole, and a combustion chamber being formed inside the combustion chamber cup member and accommodating a gas generating agent and an igniter therein, at the time of activation, the cover member expanding and deforming mainly in the radial direction to form a gap between the peripheral wall surface of the combustion cup member and the metallic cover member, which serves as a gas channel leading to the combustion chamber and the outside of the combustion chamber.Type: ApplicationFiled: September 18, 2009Publication date: March 25, 2010Inventors: Masayuki NAKAYASU, Gen Kinoshita
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Patent number: 7651129Abstract: A gas generator for a restraining device includes a housing formed by joining and integrating a diffuser shell having a gas discharge port and a closure shell, and a gas generating agent, an igniter, and a cylindrical filter, accommodated inside the housing. The housing has a top plate, a circumferential wall surface, and a bottom plate, and a plurality of protruding portions concaved inwardly and formed with a distance from each other on at least either of an upper annular corner portion located at a boundary portion between the top plate and the circumferential wall surface and a lower annular corner portion located at a boundary portion between the bottom plate and the circumferential wall surface. Part of the cylindrical filter is supported and fixed by the plurality of protruding portions, and a gap is provided between an outer circumferential surface of the cylindrical filter and the gas discharge hole.Type: GrantFiled: September 17, 2008Date of Patent: January 26, 2010Assignee: Daicel Chemical Industries, Ltd.Inventors: Masayuki Nakayasu, Gen Kinoshita
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Publication number: 20090091110Abstract: The present invention provides a gas generator for a restraining device, including a housing formed by joining and integrating a diffuser shell having a gas discharge port and a closure shell, a gas generating agent, an igniter and a cylindrical filter, accommodated inside the housing, the housing having a top plate, a circumferential wall surface and a bottom plate, a plurality of protruding portions concaved inwardly and formed with a distance from each other on at least either of an upper annular corner portion located at a boundary portion between the top plate and the circumferential wall surface and a lower annular corner portion located at a boundary portion between the bottom plate and the circumferential wall surface, part of the cylindrical filter being supported and fixed by the plurality of protruding portions, and a gap being provided between an outer circumferential surface of the cylindrical filter and the gas discharge hole.Type: ApplicationFiled: September 17, 2008Publication date: April 9, 2009Applicant: DAICEL CHEMICAL INDUSTRIES, LTD.Inventors: Masayuki Nakayasu, Gen Kinoshita
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Patent number: 6976430Abstract: An igniter for an inflator has a heat generating body provided on a bottom surface of a pyrotechnic material accomodating space. By dripping a pyrotechnic material slurry including a fuel component and an oxidizing agent component dispersed in a solvent from above the accomodating space upon manufacturing the igniter, the heat generating body can be prevented from being damaged.Type: GrantFiled: September 2, 2003Date of Patent: December 20, 2005Assignee: Daicel Chemical Industries, Ltd.Inventors: Gen Kinoshita, Hiroshi Harada, Shingo Oda
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Publication number: 20040251667Abstract: An igniter assembly having excellent moisture proof is provided.Type: ApplicationFiled: March 25, 2004Publication date: December 16, 2004Inventors: Hiroshi Harada, Shingo Oda, Kazuhiro Kato, Gen Kinoshita
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Publication number: 20040144458Abstract: The present invention provides an igniter for an inflator in which a heat generating body generating heat with an ignition current is not damaged, the heat generating body securely contacts a pyrotechnic material and further, a manufacturing process can be facilitated, and a method of manufacturing the same.Type: ApplicationFiled: September 2, 2003Publication date: July 29, 2004Inventors: Gen Kinoshita, Hiroshi Harada, Shingo Oda