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公开(公告)号:US20190300446A1
公开(公告)日:2019-10-03
申请号:US16298282
申请日:2019-03-11
Applicant: NGK INSULATORS, LTD.
Inventor: Yoshiyuki KASAI , Yukinari Shibagaki
IPC: C04B38/00 , B01D46/24 , B01D39/20 , B01D46/00 , C04B35/565
Abstract: A honeycomb structure including a honeycomb portion having porous partition walls extending from an inflow end face to an outflow end face, an outermost peripheral wall, and a pair of electrode layers on a side surface of the honeycomb portion. Each electrode layer extends in a direction of the cells. One electrode layer is disposed on a side opposite to the other electrode layer across a center of the honeycomb portion in a cross section orthogonal to the extending direction of the cells. The honeycomb structure portion includes first cells opened on the inflow side and plugged on the outflow side, and second cells opened on the outflow side and plugged on the inflow side. A middle of each length of the pair of electrode layers is closer to the outflow side than a middle position of a length of the honeycomb portion in the extending direction of the cells.
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公开(公告)号:US20180238210A1
公开(公告)日:2018-08-23
申请号:US15962057
申请日:2018-04-25
Applicant: NGK INSULATORS, LTD.
Inventor: Naoya TAKASE , Yoshiyuki KASAI
CPC classification number: F01N3/027 , B01D53/9495 , B01D2255/1021 , B01D2255/1023 , B01D2255/1025 , B01D2257/404 , B01D2257/502 , B01D2257/702 , B01J27/224 , B01J35/0033 , F01N3/0222 , F01N3/035 , F01N3/2013 , F01N3/2026 , F01N3/24 , F01N3/28 , F01N3/2889 , F01N13/00 , F01N2240/16 , Y02T10/26
Abstract: A honeycomb-type heating device includes a pillar-shaped honeycomb substrate that has partition walls defining a plurality of cells and that has a circumferential wall surrounding the partition walls; a plurality of heaters adjacently arranged on a circumferential face in a circumferential direction of the circumferential face that is an outer surface of the circumferential wall; a coated wire electrically connecting the plurality of heaters; and a metal case housing the honeycomb substrate and the plurality of heaters. Each of the plurality of heaters has an electrode for energization and is a resistance heating type heater that generates heat due to energization, the metal case has hole parts for protruding the electrodes of respective heaters to the outside of the metal case, and the coated wire electrically connects, outside the metal case, the electrodes of respective heaters protruding to the outside of the metal case from the hole parts.
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公开(公告)号:US20170260887A1
公开(公告)日:2017-09-14
申请号:US15409854
申请日:2017-01-19
Applicant: NGK INSULATORS, LTD.
Inventor: Naoya TAKASE , Kazumi MASE , Yoshiyuki KASAI
CPC classification number: F01N3/2828 , B01D53/94 , B01J35/04 , F01N3/2026 , H05B3/16 , H05B2203/017 , H05B2203/024
Abstract: There is provided a honeycomb type heating device including: a pillar-shaped honeycomb substrate having a partition wall defining a plurality of cells extending from one end face to the other end face and a circumferential wall surrounding the partition wall; a plurality of heaters adjacently arranged on a circumferential face that is an outside surface of the circumferential wall in a circumferential direction of the circumferential face; and intermediate members interposed between the circumferential face of the honeycomb substrate and the plurality of heaters. The sum of areas of portions of the circumferential face covered with the intermediate members between the circumferential face of the honeycomb substrate and the plurality of heaters is 20 to 100% of the sum of areas of portions of the circumferential face covered with the plurality of heaters.
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公开(公告)号:US20170130632A1
公开(公告)日:2017-05-11
申请号:US15299834
申请日:2016-10-21
Applicant: NGK INSULATORS, LTD.
Inventor: Yoshiyuki KASAI , Yukio MIYAIRI , Shinichi MIWA
CPC classification number: F01N5/02 , F01N3/0205 , F01N3/101 , F01N13/0093 , F01N2240/02 , F01N2240/16 , F02M26/15 , F02M26/22 , Y02T10/16 , Y02T10/22
Abstract: An exhaust system includes: an exhaust pipe defining an exhaust path of exhaust gas to atmosphere; a recirculation pipe defining a recirculation path separating a part of exhaust gas passing through the exhaust pipe and allowing the part to flow back to a power unit; a purification unit purifying exhaust gas by catalyst; and a heating device heating exhaust gas before purification to activate the purification ability of the catalyst. The heating device includes: an acoustic-wave generator generating acoustic waves by absorbing heat from exhaust gas passing through the recirculation pipe and by giving the heat to working fluid to cause the working fluid to oscillate, and a heat transfer part transferring heat of exhaust gas in the exhaust pipe passing through a downstream position from the purification unit to exhaust gas in the exhaust pipe passing through an upstream position from the purification unit by using acoustic waves.
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公开(公告)号:US20140291315A1
公开(公告)日:2014-10-02
申请号:US14223144
申请日:2014-03-24
Applicant: NGK Insulators, Ltd.
Inventor: Kazumi MASE , Yoshiyuki KASAI , Yoshimasa OMIYA
CPC classification number: F01N3/24 , B01D46/2444 , B01D46/2451 , B01J35/04 , C04B37/005 , C04B38/0019 , C04B2235/945 , F01N3/0222 , F01N3/2013 , F01N3/2828 , F01N2240/04 , F01N2260/10 , F01N2330/06 , H05B3/10 , Y02T10/26
Abstract: A honeycomb structure includes a honeycomb structure body and a pair of electrode members, an electrical resistivity of the honeycomb structure body is from 1 to 200 Ωcm, each of the pair of electrode members is formed into a band-like shape extending in a cell extending direction of the honeycomb structure body, one electrode member is disposed on a side opposite to the other electrode member via a center of the honeycomb structure body, there are formed one or more electrode member slits as slits opened in an electrode member region, there are formed one or more honeycomb structure body slits as slits opened in a honeycomb structure body region, and a depth of at least one of the electrode member slits is deeper than a depth of at least one of the honeycomb structure body slits.
Abstract translation: 蜂窝结构体包括蜂窝结构体和一对电极构件,所述蜂窝结构体的电阻率为1〜200Ω·cm,所述一对电极构件中的每一个形成为带状, 蜂窝结构体的单元延伸方向,一个电极构件经由蜂窝结构体的中心设置在与另一个电极构件相对的一侧上,形成有一个或多个电极构件狭缝作为在电极构件区域中开口的狭缝, 在蜂窝结构体区域中形成有一个或多个蜂窝结构体狭缝,并且至少一个电极构件狭缝的深度比蜂窝结构体狭缝中的至少一个深度深。
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公开(公告)号:US20160215667A1
公开(公告)日:2016-07-28
申请号:US15088427
申请日:2016-04-01
Applicant: NGK INSULATORS, LTD.
Inventor: Yoshimasa OMIYA , Yoshiyuki KASAI , Kazumi MASE , Yusuke HOSOI
CPC classification number: F01N3/2026 , B01D53/94 , B01J35/04 , F01N3/0222 , F01N3/28 , F01N3/2803 , F01N3/2828 , F01N2240/16 , F01N2260/10 , F01N2330/06 , F01N2330/30 , Y02T10/26
Abstract: There is disclosed a honeycomb structure including a honeycomb structure body, and a pair of electrode members disposed on a side surface of the honeycomb structure body, an electric resistivity of the honeycomb structure body is from 1 to 200 Ωcm, each of the pair of electrode members is formed into a band shape extending in a cell extending direction of the honeycomb structure body, and in a cross section orthogonal to the cell extending direction, one electrode member is disposed on a side opposite to the other electrode member via a center of the honeycomb structure body, and in the honeycomb structure body, one or more specific slits each having an open end in the side surface are formed.
Abstract translation: 公开了一种蜂窝结构体,蜂窝结构体和设置在蜂窝结构体的侧面的一对电极构件,蜂窝结构体的电阻率为1〜200Ωcm,一对电极 构件形成为沿蜂窝结构体的单元延伸方向延伸的带状,并且在与单元延伸方向正交的截面中,一个电极构件经由所述蜂窝结构体的中心设置在与另一个电极构件相反的一侧 蜂窝结构体,并且在蜂窝结构体中,形成在侧面具有开口端的一个或多个特定狭缝。
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公开(公告)号:US20160145100A1
公开(公告)日:2016-05-26
申请号:US14948455
申请日:2015-11-23
Applicant: NGK INSULATORS, LTD.
Inventor: Mikio MAKINO , Yoshiyuki KASAI , Tatsuya TERAZAWA , Naoya TAKASE , Shoji YOKOI
IPC: C01B13/11
CPC classification number: C01B13/11 , C01B2201/22
Abstract: A first electrode structural body includes a plurality of electrode pairs. Of a plurality of electrodes forming the plurality of electrode pairs, at least one electrode forms a common electrode common to the plurality of electrode pairs.
Abstract translation: 第一电极结构体包括多个电极对。 在形成多个电极对的多个电极中,至少一个电极形成多个电极对共用的公共电极。
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公开(公告)号:US20150030510A1
公开(公告)日:2015-01-29
申请号:US14496738
申请日:2014-09-25
Applicant: NGK Insulators, Ltd.
Inventor: Kazumi MASE , Yoshiyuki KASAI , Masahiro TOKUDA
IPC: B01D53/86
CPC classification number: B01D53/8678 , B01D2255/806 , B01D2255/90 , B01J35/0033 , B01J35/04 , F01N3/0222 , F01N3/027 , F01N3/2026 , F01N3/2828 , F01N2240/16 , F01N2260/10 , F01N2330/06 , Y02T10/26
Abstract: A honeycomb structure of the present invention includes a honeycomb structure body and a pair of electrode member arranged at a side surface of the honeycomb structure body. The honeycomb structure body has an electrical resistivity of 1 to 200 Ωcm, and the respective pair of electrode members is formed into a band-like shape extending in a direction in which the cells extend. In a cross section perpendicular to the cell extending direction, one of the electrode members is arranged opposite to another of the electrode members sandwiching a center of the honeycomb structure body. One or more of slits, which being open to a side surface, are formed at the honeycomb structure body. At least the one slit is formed so as not to intersect with a straight line connecting center portions of the respective pair of electrode members in the cross section perpendicular to the cell extending direction.
Abstract translation: 本发明的蜂窝结构体包括蜂窝结构体和布置在蜂窝结构体的侧面的一对电极构件。 所述蜂窝结构体的电阻率为1〜200Ω·cm,并且,所述一对电极部件形成为沿着所述电池单元延伸的方向延伸的带状。 在与电池延伸方向垂直的截面中,电极构件中的一个与夹着蜂窝结构体的中心的电极构件的另一个相对配置。 一个或多个在侧面开口的狭缝形成在蜂窝结构体上。 至少一个狭缝形成为不与垂直于电池延伸方向的截面中的连接各对电极部件的中心部分的直线相交。
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公开(公告)号:US20140127085A1
公开(公告)日:2014-05-08
申请号:US14152160
申请日:2014-01-10
Applicant: NGK INSULATORS, LTD.
Inventor: Yoshimasa OMIYA , Yoshiyuki KASAI , Kazumi MASE
IPC: F01N3/28
CPC classification number: F01N3/2882 , B01J35/04 , C04B35/565 , C04B38/0006 , C04B2111/00793 , C04B2111/0081 , C04B2111/00844 , C04B2111/00853 , C04B2235/3826 , C04B2235/428 , F01N3/0222 , F01N3/2013 , F01N3/2026 , F01N3/2828 , F01N2330/06 , Y02T10/26 , C04B38/0054 , C04B38/0074 , C04B38/067
Abstract: A honeycomb structure includes a cylindrical honeycomb structure section having porous partition walls to define and form a plurality of cells, and an outer peripheral wall, and a pair of electrode sections disposed on a side surface of the honeycomb structure section. An electrical resistivity of the honeycomb structure section is from 1 to 200 Ωcm, and each of the pair of electrode sections is constituted of a laminated body of two or more electrode bodies. An area of the electrode body disposed closest to an outer peripheral wall side is larger than an area of the other electrode body, and in a cross section perpendicular to a cell extending direction, a center angle of the electrode body disposed closest to the outer peripheral wall side is larger than a center angle of the other electrode body.
Abstract translation: 蜂窝结构体包括具有多孔分隔壁的圆筒形蜂窝结构部分,用于限定和形成多个单元,外周壁和设置在蜂窝结构部分的侧表面上的一对电极部分。 所述蜂窝结构部的电阻率为1〜200Ω·cm,所述一对电极部由两个以上的电极体的层叠体构成。 最靠近外周壁侧设置的电极体的面积大于另一方的电极体的面积,并且在与电池延伸方向垂直的截面中,电极体的配置在最外侧的中心角 壁面大于另一个电极体的中心角。
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公开(公告)号:US20220240352A1
公开(公告)日:2022-07-28
申请号:US17659342
申请日:2022-04-15
Applicant: NGK Insulators, Ltd.
Inventor: Yukiharu MORITA , Naoya TAKASE , Yoshiyuki KASAI , Tatsushi ICHIKAWA
Abstract: An electrically heating support includes: a pillar shaped honeycomb structure including: 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 plurality of cells extending from one end face to the other end face to form a flow path; and a pair of electrode layers disposed so as to face each other across a central axis of the honeycomb structure, each of the electrode layers being disposed on a surface of the outer peripheral wall of the honeycomb structure; and a metal terminal provided on each of the electrode layers. The honeycomb structure includes a ceramic having a PTC property, and the electrode layers include a ceramic having an NTC property.
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