FI974019A - Virtausanturi - Google Patents

Virtausanturi Download PDF

Info

Publication number
FI974019A
FI974019A FI974019A FI974019A FI974019A FI 974019 A FI974019 A FI 974019A FI 974019 A FI974019 A FI 974019A FI 974019 A FI974019 A FI 974019A FI 974019 A FI974019 A FI 974019A
Authority
FI
Finland
Prior art keywords
flow sensor
sensor
flow
Prior art date
Application number
FI974019A
Other languages
English (en)
Swedish (sv)
Other versions
FI974019A0 (fi
Inventor
Hidetaka Kizawa
Original Assignee
Nihon Kohden Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nihon Kohden Corp filed Critical Nihon Kohden Corp
Publication of FI974019A0 publication Critical patent/FI974019A0/fi
Publication of FI974019A publication Critical patent/FI974019A/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40—Details of construction of the flow constriction devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
    • G01F1/36—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
    • G01F1/40—Details of construction of the flow constriction devices
    • G01F1/42—Orifices or nozzles

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
FI974019A 1996-10-22 1997-10-21 Virtausanturi FI974019A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27927096A JP3557595B2 (ja) 1996-10-22 1996-10-22 フローセンサ

Publications (2)

Publication Number Publication Date
FI974019A0 FI974019A0 (fi) 1997-10-21
FI974019A true FI974019A (fi) 1998-04-23

Family

ID=17608834

Family Applications (1)

Application Number Title Priority Date Filing Date
FI974019A FI974019A (fi) 1996-10-22 1997-10-21 Virtausanturi

Country Status (3)

Country Link
US (1) US5979247A (fi)
JP (1) JP3557595B2 (fi)
FI (1) FI974019A (fi)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2617553C (en) * 1997-06-17 2011-12-13 Fisher & Paykel Healthcare Limited Respiratory humidification system
GB2337594A (en) * 1998-05-19 1999-11-24 Abb Seatec Ltd Flow meters using differential pressure measurements
US6196070B1 (en) * 1998-10-14 2001-03-06 Alliedsignal Inc. Flow sensor with wide dynamic range
AU2000269752A1 (en) * 1999-09-03 2001-04-10 Microbridge Technologies Inc. Several gas flow measuring devices and signal processing methods
JP2002340635A (ja) * 2001-05-14 2002-11-27 Myotoku Ltd 流量・圧力計
US7032463B2 (en) * 2002-07-24 2006-04-25 Versamed Medical Systems Ltd. Respiratory flow sensor
WO2004008961A1 (en) * 2002-07-24 2004-01-29 Versamed Medical Systems Ltd. Respiratory flow sensor
US7270143B2 (en) * 2005-03-16 2007-09-18 The General Electric Company Offset variable-orifice flow sensor
US7983856B2 (en) * 2007-10-12 2011-07-19 Eldec Corporation Flow meter
JP5501806B2 (ja) * 2010-03-05 2014-05-28 サーパス工業株式会社 圧力センサ、差圧式流量計及び流量コントローラ
CN103037766B (zh) * 2010-06-29 2015-01-14 罗斯彻姆医疗创新公司 具有复合膜的肺量计呼吸管
KR101273776B1 (ko) * 2011-09-01 2013-06-12 한국수자원공사 조합식 유량측정 장치
US8944343B2 (en) 2011-11-16 2015-02-03 Spraying Systems Co. Spraying system with flow sensing and monitoring device
CA2871598C (en) 2012-04-27 2023-02-21 Fisher & Paykel Healthcare Limited Usability features for respiratory humidification system
DE102013216127B4 (de) * 2013-08-14 2015-03-19 Eberspächer Climate Control Systems GmbH & Co. KG Strömungsverdämmungselement, insbesondere zur Luftströmungsverdämmung in einem Luftkanalsystem eines Fahrzeugs
CA3176652A1 (en) 2013-09-13 2015-03-19 Fisher And Paykel Healthcare Limited Circuit connector for a humidification system
WO2015119515A1 (en) 2014-02-07 2015-08-13 Fisher & Paykel Healthcare Limited Respiratory humidification system
CN112370630A (zh) * 2014-06-03 2021-02-19 费雪派克医疗保健有限公司 用于呼吸治疗***的流动混合器
US9329065B2 (en) * 2014-07-25 2016-05-03 General Electric Company Variable orifice flow sensor utilizing localized contact force
US9597476B1 (en) 2015-06-09 2017-03-21 Event Medical Ltd. Flow sensor and method
EP3112818B1 (de) 2015-07-01 2020-02-26 imtmedical ag Atemstromsensor
JP6644505B2 (ja) * 2015-09-24 2020-02-12 日本光電工業株式会社 エアウェイアダプタおよび呼吸気流量センサ
US11433211B2 (en) 2016-03-17 2022-09-06 Zoll Medical Corporation Flow sensor for ventilation
AU2017259982B2 (en) * 2016-05-03 2021-04-01 Pneuma Respiratory, Inc. Systems and methods for pulmonary health management
AU2017371480B2 (en) 2016-12-07 2022-11-03 Fisher And Paykel Healthcare Limited Sensing arrangements for medical devices
TWI621836B (zh) * 2017-04-14 2018-04-21 貝斯美德股份有限公司 具有簡化結構的流量感測器
EP3634552A4 (en) 2017-05-19 2021-03-03 Pneuma Respiratory, Inc. DRY POWDER ADMINISTRATION DEVICE AND METHODS OF USE
DE102017216691A1 (de) * 2017-09-20 2019-03-21 Hamilton Medical Ag Gas-Durchflusssensor für eine Beatmungsvorrichtung mit verminderter Störanfälligkeit gegenüber Feuchtigkeit im Sensorgehäuse
CA3077475A1 (en) 2017-10-04 2019-04-11 Pneuma Respiratory, Inc. Electronic breath actuated in-line droplet delivery device and methods of use
US11458267B2 (en) 2017-10-17 2022-10-04 Pneuma Respiratory, Inc. Nasal drug delivery apparatus and methods of use
CN111479604B (zh) 2017-11-08 2022-12-30 精呼吸股份有限公司 具有小体积安瓿的电动呼吸致动直列液滴输送装置及使用方法
US10768031B2 (en) * 2018-01-17 2020-09-08 Johnson Controls, Inc. Air duct airflow sensor
US20210231476A1 (en) * 2018-07-27 2021-07-29 Imtmedical Ag Respiratory flow sensor
NL2022125B1 (en) 2018-12-03 2020-06-30 Suss Microtec Lithography Gmbh Apparatus for measuring a fluid flow through a pipe of a semiconductor manufacturing device
WO2022271848A1 (en) 2021-06-22 2022-12-29 Pneuma Respiratory, Inc. Droplet delivery device with push ejection

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4083245A (en) * 1977-03-21 1978-04-11 Research Development Corporation Variable orifice gas flow sensing head
FI84757C (fi) * 1988-12-12 1992-01-10 Instrumentarium Oy Foer stroemningsmaetning avsett gasens stroemning begraensande och styrande organ.
US5038621A (en) * 1989-11-06 1991-08-13 Bicore Monitoring Systems Variable area obstruction gas flow meter
US5033312A (en) * 1989-11-06 1991-07-23 Bicore Monitoring Systems Gas flow meter housing
US5379650A (en) * 1992-09-23 1995-01-10 Korr Medical Technologies Inc. Differential pressure sensor for respiratory monitoring

Also Published As

Publication number Publication date
US5979247A (en) 1999-11-09
FI974019A0 (fi) 1997-10-21
JPH10122921A (ja) 1998-05-15
JP3557595B2 (ja) 2004-08-25

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FD Application lapsed