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公开(公告)号：US20220120203A1
公开(公告)日：2022-04-21
申请号：US17646018
申请日：2021-12-27
Applicant: NGK INSULATORS, LTD.
Inventor： Shuichi ICHIKAWA , Takuya ISHIHARA , Yukio MIYAIRI , Masaaki MASUDA
Abstract: A pillar shaped honeycomb structure includes: an outer peripheral wall; and a porous partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the plurality of cells extending from one end face to the other end face to form a flow path. The partition wall is a porous body containing aggregates and binding materials binding the aggregates. At least a part of the aggregates includes magnetic particles.
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公开(公告)号：US20210388749A1
公开(公告)日：2021-12-16
申请号：US17460756
申请日：2021-08-30
Applicant: NGK Insulators, Ltd.
Inventor： Takafumi KIMATA , Yukio MIYAIRI , Masaaki MASUDA , Kazuya HOSODA
Abstract: A pillar shaped honeycomb structure, including: an outer peripheral wall; and a porous partition wall disposed inside the outer peripheral wall, the a porous partition wall defining a plurality of cells, each of the cells extending from one end face to other end face to form a flow path, wherein a surface of the porous partition wall in the cells comprise a collecting layer having an average pore diameter lower than that of the porous partition wall; and wherein magnetic particles having a Curie point of 700° C. or higher are provided either or both between the surfaces of the porous partition wall and the collecting layer, and on the collecting layer.
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公开(公告)号：US20240270055A1
公开(公告)日：2024-08-15
申请号：US18643063
申请日：2024-04-23
Applicant: NGK INSULATORS, LTD.
Inventor： Yukio MIYAIRI , Masaaki MASUDA , Takuya NAKASHIMA
IPC: B60H3/06 , B01D53/04 , B01D53/86 , B01D53/96 , B01J35/57 , B60H1/00 , B60H1/22 , F24H3/04 , H05B3/12
CPC classification number: B60H3/0608 , B01D53/0438 , B01D53/86 , B01D53/96 , B01J35/57 , B60H1/00849 , B60H1/2225 , F24H3/0429 , B01D2253/3425 , B01D2257/504 , B01D2257/708 , B01D2257/80 , B01D2257/90 , B01D2259/4009 , B01D2259/4566 , B60H2003/0691 , F24H2250/04 , H05B3/12
Abstract: A heater element includes a honeycomb structure, and satisfies either of the following condition (i) or (ii): (i) a first electrode is provided on one end surface, and a second electrode has an electrode portion A provided on the other end surface, and an electrode portion B connected to the electrode portion A and provided on a surface of partition walls; (ii) the first electrode has an electrode portion A provided on the one end surface, and an electrode portion B connected to the electrode portion A and provided on the surface of the partition walls, and the second electrode has an electrode portion A provided on the other end surface, and an electrode portion B connected to the electrode portion A and provided on a surface of the partition walls.
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公开(公告)号：US20240133330A1
公开(公告)日：2024-04-25
申请号：US18401793
申请日：2024-01-02
Applicant: NGK INSULATORS, LTD.
Inventor： Yukio MIYAIRI , Masaaki MASUDA , Shuichi ICHIKAWA , Takuya ISHIHARA , Kai MATSUMOTO , Norihisa FUJIE , Yoichi AOKI
CPC classification number: F01N3/2828 , B01J35/33 , B01J35/56 , F01N3/2013 , F01N3/2066 , F01N2240/16 , F01N2330/06 , F01N2330/34 , F01N2570/14
Abstract: A catalyst support for induction heating includes: a honeycomb structure including a pillar shaped honeycomb structure portion having: an outer peripheral wall; and a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from an end face on an inlet side to an end face on an outlet side in a gas flow direction to form a flow path; a catalyst supported onto an interior of the partition wall; and at least one magnetic body provided within the honeycomb structure, wherein the catalyst support has a region A where the catalyst is not supported, at least on the end face side of the catalyst support on the inlet side in the gas flow direction, and wherein the magnetic body is arranged at least in the region A in the gas flow direction.
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15.发明公开公开(公告)号：US20230354479A1
公开(公告)日：2023-11-02
申请号：US18349345
申请日：2023-07-10
Applicant: NGK INSULATORS, LTD.
Inventor： Yukio MIYAIRI , Masaaki MASUDA , Yoshifumi TAKAGI , Hirofumi YAMAGUCHI , Toru HAYASE , Takuya NAKASHIMA
CPC classification number: H05B3/03 , B60H1/2225 , H05B3/50 , H05B2203/024 , H05B2203/023 , H05B2203/02
Abstract: A heater element includes: a honeycomb structure having an outer peripheral wall and partition walls disposed on an inner side of the outer peripheral wall, the partition walls defining a plurality of cells each forming a flow path from a first end face to a second end face, the outer peripheral wall and the partition walls made of a material having a PTC property; and a pair of electrode layers provided on a surface of the outer peripheral wall. The honeycomb structure has a shape having a long axis and a short axis in a cross section orthogonal to a central axis.
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Patent Agency Ranking
16.发明公开公开(公告)号：US20230321643A1
公开(公告)日：2023-10-12
申请号：US18327116
申请日：2023-06-01
Applicant: NGK INSULATORS, LTD.
Inventor： Shuichi ICHIKAWA , Yukio MIYAIRI , Masaaki MASUDA , Takuya ISHIHARA
IPC: B01J35/04 , B01J23/86 , B01J21/08 , B01J35/00 , B01J35/02 , B01J37/02 , B01J37/08 , F01N3/20 , F01N3/28 , B01D53/94
CPC classification number: B01J35/04 , B01J23/862 , B01J21/08 , B01J35/0033 , B01J35/026 , B01J37/0219 , B01D2255/9155 , F01N3/2013 , F01N3/2828 , B01D53/94 , F01N2370/02 , F01N2330/06 , B01J37/082
Abstract: A honeycomb structure including: an outer peripheral wall; a partition wall disposed on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells, each of the cells extending from one end face to other end face to form a flow path; and magnetic particles, wherein the magnetic particles contain secondary particles with primary particles combined, wherein in a cross-sectional image of the honeycomb structure, a ratio of a number of the primary particles forming the secondary particles to a total number of the primary particles of the magnetic particles is 40 to 100%, and wherein a particle size D50 corresponding to a cumulative frequency of 50% by number for the primary particles is 5 to 100 μm.
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公开(公告)号：US20230184151A1
公开(公告)日：2023-06-15
申请号：US18165435
申请日：2023-02-07
Applicant: NGK Insulators, Ltd.
Inventor： Yukio MIYAIRI , Masaaki MASUDA , Shuichi ICHIKAWA , Takuya ISHIHARA
CPC classification number: F01N3/2013 , F01N3/2828 , F01N2240/16
Abstract: A cylindrical can body capable of housing a honeycomb structure therein, the cylindrical can body including: a coil for induction-heating the honeycomb structure; a cylindrical member made of an insulating material; and a cylindrical metal member capable of housing the coil and the cylindrical member therein, wherein, in a cross section parallel to an axial direction of the cylindrical member, (i) the coil is provided radially outward from an inner circumferential surface of the cylindrical member, and at least a part of the coil is embedded in the cross section of the cylindrical member; or (ii) the coil is provided on an outer circumferential portion of the cylindrical member.
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18.发明申请公开(公告)号：US20210324772A1
公开(公告)日：2021-10-21
申请号：US17304889
申请日：2021-06-28
Applicant: NGK INSULATORS, LTD.
Inventor： Yukio MIYAIRI , Masaaki MASUDA , Kyohei KATO , Takafumi KIMATA , Kazuya HOSODA
Abstract: A pillar shaped honeycomb structure, including: an outer peripheral wall; and porous partition walls disposed inside the outer peripheral wall, the partition walls defining a plurality of cells, each of the cells penetrating from one end face to other end face to form a flow path, wherein one or both of the one end face and the other end face includes a groove portion; and wherein at least one annular conductive loop containing a conductive material is embedded in the groove portion.
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公开(公告)号：US20210293166A1
公开(公告)日：2021-09-23
申请号：US17303040
申请日：2021-05-19
Applicant: NGK INSULATORS, LTD.
Inventor： Yukio MIYAIRI , Masaaki MASUDA , Kyohei KATO , Norihiro WAKIDA
Abstract: A pillar shaped honeycomb structure, including: a porous partition wall that define a plurality of cells, the plurality of cells forming flow paths for a fluid, the plurality of cells extending from an inflow end face to an outflow end face; and an outer peripheral wall located at the outermost circumference. The plurality of cells include: a plurality of first cells; and a plurality of second cells having a lower cross-sectional area than that of the plurality of first cells. An interior of each of the second cells is filled with a material comprising a magnetic substance. Each of the second cells are arranged adjacent to at least one of the first cells.
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公开(公告)号：US20210115825A1
公开(公告)日：2021-04-22
申请号：US17136420
申请日：2020-12-29
Applicant: NGK INSULATORS, LTD.
Inventor： Yukio MIYAIRI , Takehide SHIMODA , Takashi AOKI , Hirofumi SAKAMOTO , Masaaki MASUDA , Atsuo KONDO , Yunie IZUMI , Kyohei KATO , Norihiro WAKITA
Abstract: A pillar shaped honeycomb structure includes: a porous partition wall that defines a plurality of cells, the cells forming flow paths for a fluid, the cells extending from an inflow end face to an outflow end face; and an outer peripheral wall located at the outermost circumference. At least a part of surfaces of the partition walls has a surface layer, and the surface layer includes magnetic particles and has permeability.
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