SE437888B - Instrument med vibrerbar trad for alstrande av en metsignal motsvarande en anbragt tryckskillnad - Google Patents

Instrument med vibrerbar trad for alstrande av en metsignal motsvarande en anbragt tryckskillnad

Info

Publication number
SE437888B
SE437888B SE7809760A SE7809760A SE437888B SE 437888 B SE437888 B SE 437888B SE 7809760 A SE7809760 A SE 7809760A SE 7809760 A SE7809760 A SE 7809760A SE 437888 B SE437888 B SE 437888B
Authority
SE
Sweden
Prior art keywords
wire
instrument according
spring
membrane
force
Prior art date
Application number
SE7809760A
Other languages
English (en)
Swedish (sv)
Other versions
SE7809760L (sv
Inventor
E O Olsen
J R Lacroix
H L Bowditch
Original Assignee
Foxboro Co
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 Foxboro Co filed Critical Foxboro Co
Publication of SE7809760L publication Critical patent/SE7809760L/xx
Publication of SE437888B publication Critical patent/SE437888B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • G01L9/0013—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a string
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
    • G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
    • G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Materials For Medical Uses (AREA)
SE7809760A 1977-09-19 1978-09-15 Instrument med vibrerbar trad for alstrande av en metsignal motsvarande en anbragt tryckskillnad SE437888B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/834,481 US4165651A (en) 1977-09-19 1977-09-19 Pressure measuring apparatus using vibratable wire

Publications (2)

Publication Number Publication Date
SE7809760L SE7809760L (sv) 1979-03-20
SE437888B true SE437888B (sv) 1985-03-18

Family

ID=25267039

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7809760A SE437888B (sv) 1977-09-19 1978-09-15 Instrument med vibrerbar trad for alstrande av en metsignal motsvarande en anbragt tryckskillnad

Country Status (13)

Country Link
US (1) US4165651A (it)
JP (1) JPS5853301B2 (it)
AU (1) AU518094B2 (it)
BR (1) BR7806003A (it)
DE (1) DE2840286C2 (it)
FI (1) FI68318C (it)
FR (1) FR2403551A1 (it)
GB (1) GB2004649B (it)
IT (1) IT1105963B (it)
MX (1) MX147714A (it)
NL (1) NL7809530A (it)
NO (1) NO152713C (it)
SE (1) SE437888B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277973A (en) * 1978-12-04 1981-07-14 Ivor Hawkes Vibratory wire strain gage
US4255973A (en) * 1979-11-07 1981-03-17 The United States Of America As Represented By The United States Department Of Energy Digital pressure transducer for use at high temperatures
US4372164A (en) * 1980-06-02 1983-02-08 The Foxboro Company Industrial process control instrument employing a resonant sensor
US4471660A (en) * 1982-02-26 1984-09-18 The Foxboro Company Process control instrument using a pneumatically driven resonant element
EP0087612A3 (en) * 1982-02-26 1984-04-11 The Foxboro Company Pressure-to-frequency transducer
US4638656A (en) * 1984-10-17 1987-01-27 The Foxboro Company Apparatus and method for calibrating span of pressure measuring instruments
US4708010A (en) * 1984-10-17 1987-11-24 The Foxboro Company Apparatus and method for calibrating span of pressure measuring instruments
EP0438373B1 (de) * 1990-01-18 1994-09-28 Wirth Gallo Messtechnik Ag Differenzdruckmesser
JP4757536B2 (ja) * 2005-05-17 2011-08-24 ローレル精機株式会社 包装硬貨搬送装置
US9048521B2 (en) 2011-03-24 2015-06-02 Etegent Technologies, Ltd. Broadband waveguide
US9182306B2 (en) 2011-06-22 2015-11-10 Etegent Technologies, Ltd. Environmental sensor with tensioned wire exhibiting varying transmission characteristics in response to environmental conditions
CN103017970B (zh) * 2012-11-30 2014-10-29 合肥工业大学 平衡式水压力传感器及其测试方法
US10352778B2 (en) 2013-11-01 2019-07-16 Etegent Technologies, Ltd. Composite active waveguide temperature sensor for harsh environments
WO2015066494A2 (en) 2013-11-01 2015-05-07 Etegent Technologies Ltd. Broadband waveguide
WO2015157488A1 (en) 2014-04-09 2015-10-15 Etegent Technologies Ltd. Active waveguide excitation and compensation
WO2018191290A1 (en) 2017-04-10 2018-10-18 Etegent Technologies Ltd. Distributed active mechanical waveguide sensor with damping
CN113091883B (zh) * 2021-04-02 2022-05-27 厦门邦创信息技术有限公司 一种拉力保持结构、拉力保持装置及振弦式设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR985978A (fr) * 1943-11-23 1951-07-25 Capsule manométrique acoustique
US2455021A (en) * 1944-01-29 1948-11-30 Interval Instr Inc Pressure meter
FR1206846A (fr) * 1957-05-20 1960-02-11 Borg Warner Transducteur de différence de pression
US3005135A (en) * 1958-06-04 1961-10-17 Borg Warner Servomotor control systems employing transducers
US3010322A (en) * 1959-01-22 1961-11-28 Borg Warner Pressure responsive devices and systems therefor
US3140613A (en) * 1960-07-26 1964-07-14 Hitachi Ltd Differential pressure transmitters
US3393565A (en) * 1965-04-05 1968-07-23 Klee Gerhard Pressure transducer
DE1498205B2 (de) * 1965-09-16 1970-06-11 Siemens AG, 1000 Berlin u. 8000 München Mit einer Schutz- oder Dämpfungsflüs-' sigkeit gefüllter überlastsicherer Differenzdruck-Meßumformer
GB1288378A (it) * 1968-11-18 1972-09-06
US3990309A (en) * 1975-09-08 1976-11-09 Htl Industries, Inc. Temperature compensated pressure limited gauge

Also Published As

Publication number Publication date
JPS5853301B2 (ja) 1983-11-28
FI68318C (fi) 1985-08-12
NL7809530A (nl) 1979-03-21
FI782846A (fi) 1979-03-20
US4165651A (en) 1979-08-28
DE2840286C2 (de) 1985-05-15
DE2840286A1 (de) 1979-03-29
MX147714A (es) 1983-01-06
FR2403551B1 (it) 1983-11-18
AU3949778A (en) 1980-03-06
NO152713B (no) 1985-07-29
FI68318B (fi) 1985-04-30
GB2004649B (en) 1982-03-10
GB2004649A (en) 1979-04-04
NO783120L (no) 1979-03-20
NO152713C (no) 1985-11-06
SE7809760L (sv) 1979-03-20
AU518094B2 (en) 1981-09-10
JPS5456880A (en) 1979-05-08
IT1105963B (it) 1985-11-11
IT7851139A0 (it) 1978-09-19
BR7806003A (pt) 1979-04-24
FR2403551A1 (fr) 1979-04-13

Similar Documents

Publication Publication Date Title
SE437888B (sv) Instrument med vibrerbar trad for alstrande av en metsignal motsvarande en anbragt tryckskillnad
JP5888330B2 (ja) 対称共振器を有する流体特性測定装置
US3625058A (en) Apparatus for determining the filling level of a container
Langdon Resonator sensors-a review
KR101255350B1 (ko) 자기유변성 댐퍼 및 그 용도
CN112945426B (zh) 振弦传感器及应力位移测试方法
US20180120217A1 (en) Corrosion Time Profile Measurement Device
US20150082873A1 (en) Resonant Sensors For Fluid Properties Measurement
US20070017277A1 (en) Apparatus and method for measuring fluid density
GB2227318A (en) A coriolis-effect mass flow sensor
US4796468A (en) Apparatus for measuring fluid density
JPH08247917A (ja) 振動形検液装置
EP1790955A1 (en) Tertiary mode vibration type coriolis flowmeter
KR20070008440A (ko) 유체 밀도를 측정하는 장치 및 방법
US2275256A (en) Piezometer
US5895842A (en) Robust transducer for viscoelastic measurement
US4198867A (en) Temperature compensating means for pressure measuring apparatus
US5301540A (en) Probe for measuring the viscosity of liquids
US3626754A (en) Displacement transducer having an oscillating transmitter element
US6907785B1 (en) Diagnostic sensor
KR820001268B1 (ko) 진동선 이용 압력 측정 장치
US11994421B2 (en) Vibration resistant temperature sensing assembly
SU842477A1 (ru) Измеритель плотности
Reichel et al. A novel oscillating shear viscosity sensor for complex liquids
SU325966A1 (ru) УСТРОЙСТВО дл ИССЛЕДОВАНИЯ ЧУВСТВИТЕЛЬНОСТИк ВИБРАЦИИ

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 7809760-7

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 7809760-7

Format of ref document f/p: F