1619 patents
Page 42 of 81
Utility
Honeycomb Structure
23 Sep 21
A honeycomb structure includes a pillar-shaped honeycomb structure body having a porous partition wall disposed to surround a plurality of cells, which serving as fluid through channels extending from a first end face to a second end face, wherein the plurality of cells includes: large opening cells having a large opening area on the first end face and the second end face; and small opening cells having an opening area smaller than that of the large opening cells on the first end face and the second end face, a ratio of an opening diameter of the large opening cells to an opening diameter of the small opening cells is larger than 1.11 and smaller than 1.28, and the opening diameter of the small opening cells is larger than 0.78 mm, and a cell density of the honeycomb structure body is larger than 93 pcs/cm2 and smaller than 104 pcs/cm2.
Yudai KURIMOTO, Shogo HIROSE
Filed: 1 Feb 21
Utility
Honeycomb Structure, Exhaust Gas Purifying Device and Exhaust System
23 Sep 21
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.
Yukio MIYAIRI, Masaaki MASUDA, Kyohei KATO, Norihiro WAKIDA
Filed: 19 May 21
Utility
Gas Sensor Set and Method of Measuring Concentrations of a Plurality of Target Components Within a Gas to Be Measured
23 Sep 21
A first gas sensor having a first sensor element includes a first protective cover that protects the first sensor element, and a second gas sensor having a second sensor element includes a second protective cover that protects the second sensor element.
Daichi ICHIKAWA, Yuichiro KONDO, Nobuhiko MORI
Filed: 18 Mar 21
Utility
Gas Sensor
23 Sep 21
A gas sensor that measures concentrations of a first target component and a second target component includes a first switch that controls driving of a first preliminary adjustment pump cell to be turned ON or OFF, a second switch that controls driving of a second preliminary adjustment pump cell to be turned ON or OFF, and a switching control device that controls switching between the first switch and the second switch.
Daichi ICHIKAWA, Yuichiro KONDO, Nobuhiko MORI
Filed: 18 Mar 21
Utility
Zeolite synthesis sol, method of producing zeolite membrane, and method of producing zeolite powder
21 Sep 21
A zeolite synthesis sol includes particles of an aluminum source with a mean particle diameter of 5 to 500 nm, and a solvent in which the particles are dispersed, the solvent being water that contains a phosphorus source, a structure-directing agent, and a carboxylic acid.
Makoto Miyahara, Kenichi Noda
Filed: 19 Feb 20
Utility
Heat generation system, exhaust gas purification device, and method for regenerating honeycomb structure
21 Sep 21
A heat generation system including: a liquid storage tank; a heating element including: a reaction container having a storage space, and a porous body stored in the storage space, and loaded with an exothermic reaction solid that causes an exothermic reaction when being in contact with the liquid; a liquid injection mechanism member including: a liquid flow pipe that communicates between the liquid storage tank and the storage space of the reaction container, through which the liquid flows, and an injection unit that injects the liquid into the storage space; and discharge mechanism member including: a discharge pipe that communicates with the storage space of the reaction container, and a discharge unit that discharges a liquid product generated by the exothermic reaction caused by contact between the liquid and the exothermic reaction solid, and a vaporized material of the liquid, from the storage space through the discharge pipe.
Yukio Miyairi, Shinichi Miwa
Filed: 19 Jun 19
Utility
Gas sensor
21 Sep 21
A gas sensor is capable of measuring the concentrations of each of a plurality of target components in a gas being measured.
Kunihiko Nakagaki
Filed: 3 Dec 19
Utility
Tray for Prismatic Honeycomb Structure
16 Sep 21
A tray including a plate-shaped portion for arranging a plurality of prismatic honeycomb structures having an outer peripheral side surface and partition walls provided on an inner peripheral side of the outer peripheral side surface, the partition walls partitioning a plurality of cells forming flow paths from a first end surface to a second end surface, the plate-shaped portion including: a plurality of corrugated plate-shaped placing portions for placing the prismatic honeycomb structures with the outer peripheral side surface in contact with the placing portions; flat plate-shaped non-placing portions adjacent to each of the corrugated plate-shaped placing portions; and partition walls erected between adjacent corrugated plate-shaped placing portions to prevent the outer peripheral side surfaces of adjacent prismatic honeycomb structures from contacting each other.
Michio SUZUKI
Filed: 13 Nov 20
Utility
Ceramic Heater
16 Sep 21
A ceramic heater includes a ceramic plate, a planar electrode, and a resistive heating element.
Hiroshi TAKEBAYASHI
Filed: 17 Feb 21
Utility
Transparent sealing member having at least one corner portion in curved shape and method for manufacturing same
14 Sep 21
A first transparent sealing member is used in a package accommodating at least one optical element, and is attached to a mounting substrate having a mounting surface for the optical element.
Yoshio Kikuchi, Hiroyuki Shibata
Filed: 23 Dec 19
Utility
Electric heating type support and exhaust gas purifying device
14 Sep 21
Naoki Okamoto, Naoya Takase
Filed: 10 Aug 20
Utility
Zeolite Membrane Complex, Method of Producing Zeolite Membrane Complex, and Hydrothermal Synthesis Apparatus
9 Sep 21
A zeolite membrane complex includes a longitudinal support member having at least one through hole extending along its length and a zeolite membrane on an inner peripheral surface of the through hole or over an outer peripheral surface of the support, from one end portion of the support to the other end portion thereof.
Makoto MIYAHARA, Kenichi NODA
Filed: 17 Feb 21
Utility
Scraping Device for Joining Material and Method for Manufacturing Segment Joint Body
9 Sep 21
A scraping device for undried joining material protruding from a segment joint body in which side surfaces of a plurality of pillar-shaped honeycomb structure segments are joined via the undried joining material, the segment joint body having an outer peripheral side surface, a first honeycomb-shaped end surface, and a second honeycomb-shaped end surface located on an opposite side of the first honeycomb-shaped end surface, the scraping device includes a stand for placing the segment joint body; a controller; and a scraping robot comprising at least one scraping spatula configured to be movable in at least one scraping direction along at least one surface of the outer peripheral side surface, the first honeycomb-shaped end surface, and the second honeycomb-shaped end surface while being pressed against the at least one surface.
Daiki NANYA, Jun INOUE
Filed: 18 Dec 20
Utility
Gas Sensor
9 Sep 21
A gas sensor sensing a sensing target gas component contained in a measurement gas and identifying concentration of the sensing target gas component includes: a sensor element having an inlet for the measurement gas on one end portion, and including: an element base made of an oxygen-ion conductive solid electrolyte; a heater buried in the element base; and a porous leading-end protective layer covering a predetermined range of the element base on the one end portion; and a metallic member within which the sensor element is fixedly disposed, wherein a minimum distance between the sensor element and an inner surface of the metallic member is 0.20 mm or more and 0.95 mm or less, and a portion of the inner surface of the metallic member closest to the sensor element has an arithmetic average roughness of 5 μm or less.
Ryo ONISHI
Filed: 2 Mar 21
Utility
Method for Inspecting Pillar-shaped Honeycomb Formed Body Before Firing or after Firing
9 Sep 21
A method for inspecting a pillar-shaped honeycomb formed body before firing includes a step a1 of capturing at least one of a first end surface and a second end surface of a pillar-shaped honeycomb formed body before firing with a camera to generate an image of the at least one of the first end surface and the second end surface; a step b1 of measuring a size of an opening of a plurality of cells in the image generated by step a1; and a step c1 of identifying abnormal cells with the opening having a size deviating from a predetermined allowable range from the cells based on a measurement result of step b1, and measuring a number of the abnormal cells.
Hirotada NAKAMURA, Junya HASEGAWA
Filed: 7 Dec 20
Utility
Optical component and transparent body
7 Sep 21
The present invention relates to an optical component and a transparent body used in the optical component.
Makoto Iwai, Iwao Ohwada, Yoshio Kikuchi
Filed: 3 Oct 19
Utility
Method for producing honeycomb structure
7 Sep 21
A method for producing a honeycomb structure including producing an unfired pillar shaped honeycomb body; placing the unfired pillar shaped honeycomb body on a receiving table such that the unfired pillar shaped honeycomb body stands thereon; conveying the unfired pillar shaped honeycomb body placed on the receiving table; drying the unfired pillar shaped honeycomb body after the conveying step, or drying the unfired pillar shaped honeycomb body during the conveying to obtain a honeycomb dried body; and firing the honeycomb dried body to obtain a honeycomb structure.
Kensuke Okumura, Hirotada Nakamura
Filed: 21 Jan 20
Utility
Phosphor element and lighting device
7 Sep 21
A phosphor device includes a phosphor layer composed of a phosphor glass or phosphor single crystal, a reflective film provided on the phosphor layer, a warping suppression layer provided on the reflective film, and a supporting body bonded to the warping suppression layer by direct bonding.
Naotake Okada, Iwao Ohwada, Shoichiro Yamaguchi, Keiichiro Asai, Jungo Kondo
Filed: 12 Dec 18
Utility
Lithium Secondary Cell
2 Sep 21
A lithium secondary cell includes a cell case that includes a covering region and an outer peripheral region.
Masahiko HIBINO, Syunsuke MIZUKAMI, Takahiro NAKANISHI, Yuuki FUJITA
Filed: 18 May 21
Utility
Honeycomb Filter
2 Sep 21
A honeycomb filter includes a pillar-shaped honeycomb structure body having a porous partition wall disposed, surrounding a plurality of cells which serve as fluid through channels extending from a first end face to a second end face; and a plugging portion provided at an open end on the first end face side or the second end face side of each of the cells, wherein the partition wall is composed of a material containing cordierite as a main component thereof, an average pore diameter of the partition wall is 20 to 30 μm, an average equivalent circle diameter of pores existing at a surface of the partition wall and having equivalent circle diameters exceeding 3.0 μm is 18 to 30 μm, and a number per unit area of pores existing at a surface of the partition wall and having equivalent circle diameters exceeding 3.0 μm is 400 per mm2 or more.
Koichi SENDO, Yu TORII, Shuji UEDA, Shungo NAGAI
Filed: 14 Jan 21