CN101925803B - 容积流量计 - Google Patents

容积流量计 Download PDF

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Publication number
CN101925803B
CN101925803B CN2008801254991A CN200880125499A CN101925803B CN 101925803 B CN101925803 B CN 101925803B CN 2008801254991 A CN2008801254991 A CN 2008801254991A CN 200880125499 A CN200880125499 A CN 200880125499A CN 101925803 B CN101925803 B CN 101925803B
Authority
CN
China
Prior art keywords
pair
curve
rotor
mentioned
displacement
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN2008801254991A
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English (en)
Chinese (zh)
Other versions
CN101925803A (zh
Inventor
小野精悟
内田胜一
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oval Corp
Original Assignee
Oval 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 Oval Corp filed Critical Oval Corp
Publication of CN101925803A publication Critical patent/CN101925803A/zh
Application granted granted Critical
Publication of CN101925803B publication Critical patent/CN101925803B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
    • G01F3/02—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement
    • G01F3/04—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having rigid movable walls
    • G01F3/06—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having rigid movable walls comprising members rotating in a fluid-tight or substantially fluid-tight manner in a housing
    • G01F3/10—Geared or lobed impeller meters

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Rotary Pumps (AREA)
CN2008801254991A 2008-01-24 2008-03-06 容积流量计 Expired - Fee Related CN101925803B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008-013529 2008-01-24
JP2008013529A JP4203531B1 (ja) 2008-01-24 2008-01-24 容積流量計
PCT/JP2008/054019 WO2009093342A1 (ja) 2008-01-24 2008-03-06 容積流量計

Publications (2)

Publication Number Publication Date
CN101925803A CN101925803A (zh) 2010-12-22
CN101925803B true CN101925803B (zh) 2012-07-04

Family

ID=40325644

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008801254991A Expired - Fee Related CN101925803B (zh) 2008-01-24 2008-03-06 容积流量计

Country Status (7)

Country Link
US (1) US7870785B2 (https=)
EP (1) EP2241865A1 (https=)
JP (1) JP4203531B1 (https=)
KR (1) KR101190388B1 (https=)
CN (1) CN101925803B (https=)
TW (1) TW200933126A (https=)
WO (1) WO2009093342A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4599454B1 (ja) * 2009-09-07 2010-12-15 株式会社オーバル 容積式気液二相流量計及び多相流量計測システム
KR102160400B1 (ko) 2019-05-28 2020-10-05 한국생산기술연구원 압력 맥동 저감을 위한 용적식 수차

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5769211A (en) * 1980-10-17 1982-04-27 Akitoshi Kitano Flowmeter for suspension
JPS60166775A (ja) * 1984-02-09 1985-08-30 Kinmon Seisakusho:Kk 非円形歯車
JPH0676901B2 (ja) * 1987-02-04 1994-09-28 愛知時計電機株式会社 流量計用回転子の製造方法
JPH01191019A (ja) * 1988-01-26 1989-08-01 Akitoshi Kitano 流量計の器差補正方法
JP3620997B2 (ja) * 1999-06-09 2005-02-16 株式会社オーバル 非円形歯車の改良及びそれを用いた非円形歯車式流量計
JP3310239B2 (ja) 1999-07-14 2002-08-05 株式会社オーバル ヘリカルギヤ式容積流量計

Also Published As

Publication number Publication date
EP2241865A1 (en) 2010-10-20
JP4203531B1 (ja) 2009-01-07
TW200933126A (en) 2009-08-01
TWI354095B (https=) 2011-12-11
CN101925803A (zh) 2010-12-22
KR101190388B1 (ko) 2012-10-11
KR20100101704A (ko) 2010-09-17
US20100281970A1 (en) 2010-11-11
JP2009174986A (ja) 2009-08-06
US7870785B2 (en) 2011-01-18
WO2009093342A1 (ja) 2009-07-30

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120704

Termination date: 20150306

EXPY Termination of patent right or utility model