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1. (WO2019031092) GAS FLOW SENSOR AND FINE PARTICLE NUMBER DETECTOR
Latest bibliographic data on file with the International BureauSubmit observation

Pub. No.: WO/2019/031092 International Application No.: PCT/JP2018/024436
Publication Date: 14.02.2019 International Filing Date: 27.06.2018
IPC:
G01F 1/64 (2006.01) ,G01F 1/704 (2006.01) ,G01N 15/06 (2006.01) ,G01N 27/70 (2006.01) ,G01P 5/08 (2006.01)
G PHYSICS
01
MEASURING; TESTING
F
MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
1
Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
56
by using electric or magnetic effects
64
by measuring electrical currents passing through the fluid flow; by measuring electrical potential generated by the fluid flow, e.g. by electrochemical, contact, or friction effects
G PHYSICS
01
MEASURING; TESTING
F
MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME
1
Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through the meter in a continuous flow
704
using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
G PHYSICS
01
MEASURING; TESTING
N
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
15
Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
06
Investigating concentration of particle suspensions
G PHYSICS
01
MEASURING; TESTING
N
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
27
Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means
62
by investigating the ionisation of gases; by investigating electric discharges, e.g. emission of cathode
68
using electric discharge to ionise a gas
70
and measuring current or voltage
G PHYSICS
01
MEASURING; TESTING
P
MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION OR SHOCK; INDICATING PRESENCE OR ABSENCE OF MOVEMENT;  INDICATING DIRECTION OF MOVEMENT 
5
Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
08
by measuring variation of an electric variable directly affected by the flow, e.g. by using dynamo-electric effect
Applicants:
日本碍子株式会社 NGK INSULATORS, LTD. [JP/JP]; 愛知県名古屋市瑞穂区須田町2番56号 2-56, Suda-cho, Mizuho-ku, Nagoya-city, Aichi 4678530, JP
Inventors:
奥村 英正 OKUMURA, Hidemasa; JP
水野 和幸 MIZUNO, Kazuyuki; JP
菅野 京一 KANNO, Keiichi; JP
Agent:
特許業務法人アイテック国際特許事務所 ITEC INTERNATIONAL PATENT FIRM; 愛知県名古屋市中区錦二丁目16番26号SC伏見ビル SC Fushimi Bldg., 16-26, Nishiki 2-chome, Naka-ku, Nagoya-shi, Aichi 4600003, JP
Priority Data:
2017-15529910.08.2017JP
Title (EN) GAS FLOW SENSOR AND FINE PARTICLE NUMBER DETECTOR
(FR) CAPTEUR DE FLUX DE GAZ ET DÉTECTEUR DE NOMBRE DE PARTICULES FINES
(JA) ガス流センサ及び微粒子数検出器
Abstract:
(EN) This gas flow sensor comprises a housing having a gas passage, a charge generation unit for generating a charge in the gas passage through gaseous discharge, a charge collecting electrode for collecting the charge generated in the gas passage, and a first control unit for determining information about gas flow on the basis of a physical quantity that varies according to the amount of charge collected by the charge collecting electrode.
(FR) L'invention concerne un capteur de flux de gaz comprenant un boîtier possédant un passage de gaz, une unité de génération de charge permettant de générer une charge dans le passage de gaz par évacuation gazeux, une électrode de collecte de charge permettant de collecter la charge générée dans le passage de gaz, et une première unité de commande permettant de déterminer des informations concernant un flux de gaz en fonction d'une quantité physique qui varie en fonction de la quantité de charge collectée par l'électrode de collecte de charge.
(JA) ガス流センサは、通気路を有する筐体と、通気路内で気中放電により電荷を発生する電荷発生部と、通気路内に発生した電荷を捕集する電荷捕集電極と、電荷捕集電極に捕集された電荷量に応じて変化する物理量に基づいてガス流に関する情報を求める第1制御部と、を備えている。
front page image
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)