IT957622B - Perfezionamento negli indicatori di differenze di pressione - Google Patents

Perfezionamento negli indicatori di differenze di pressione

Info

Publication number
IT957622B
IT957622B IT49588/72A IT4958872A IT957622B IT 957622 B IT957622 B IT 957622B IT 49588/72 A IT49588/72 A IT 49588/72A IT 4958872 A IT4958872 A IT 4958872A IT 957622 B IT957622 B IT 957622B
Authority
IT
Italy
Prior art keywords
improvement
pressure difference
difference indicators
indicators
pressure
Prior art date
Application number
IT49588/72A
Other languages
English (en)
Original Assignee
Dresser Ind
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 Dresser Ind filed Critical Dresser Ind
Application granted granted Critical
Publication of IT957622B publication Critical patent/IT957622B/it

Links

Classifications

    • 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
    • G01L13/023—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using bellows
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
    • G01L11/004—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by the use of counterbalancing forces

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
IT49588/72A 1971-04-22 1972-04-13 Perfezionamento negli indicatori di differenze di pressione IT957622B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13645771A 1971-04-22 1971-04-22

Publications (1)

Publication Number Publication Date
IT957622B true IT957622B (it) 1973-10-20

Family

ID=22472940

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49588/72A IT957622B (it) 1971-04-22 1972-04-13 Perfezionamento negli indicatori di differenze di pressione

Country Status (13)

Country Link
US (1) US3739645A (it)
JP (1) JPS5331393B1 (it)
AU (1) AU460219B2 (it)
BE (1) BE782325A (it)
CA (1) CA949769A (it)
CH (1) CH572612A5 (it)
DE (1) DE2220327A1 (it)
ES (1) ES401880A1 (it)
FR (1) FR2136566A5 (it)
GB (1) GB1350025A (it)
IT (1) IT957622B (it)
NL (1) NL7205458A (it)
SE (1) SE382690B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3908460A (en) * 1974-02-28 1975-09-30 Ambitex Corp And Cendev Corp A Pressure transducer
JPS54117156U (it) * 1978-08-31 1979-08-16
US4277981A (en) * 1979-12-06 1981-07-14 Fluid Data Systems Lead screw actuated fluid gauge
US4266430A (en) * 1979-12-06 1981-05-12 Fluid Data Systems, Inc. Precision pressure-responsive fluid gauge
US4431985A (en) * 1981-03-02 1984-02-14 Honeywell Inc. Stepper motor system for digitally measuring input quantities
US7762341B2 (en) 2008-05-13 2010-07-27 Baker Hughes Incorporated Flow control device utilizing a reactive media
US8307712B2 (en) * 2009-03-06 2012-11-13 Dwyer Instruments, Inc. Pressure gage with magnetically coupled diaphragm
CN106918421B (zh) * 2017-02-27 2019-04-12 中交疏浚技术装备国家工程研究中心有限公司 可调超高压射流压力测量实验装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2079069A (en) * 1934-10-13 1937-05-04 Bailey Meter Co Pressure responsive device
US2652846A (en) * 1946-07-22 1953-09-22 Phillips Petroleum Co Control apparatus
US3061823A (en) * 1957-09-13 1962-10-30 Robertshaw Fulton Controls Co Differential pressure transmitter
US3459045A (en) * 1967-11-09 1969-08-05 Foxboro Co Instrument system rangeability device

Also Published As

Publication number Publication date
NL7205458A (it) 1972-10-24
AU4098072A (en) 1973-10-18
US3739645A (en) 1973-06-19
CH572612A5 (it) 1976-02-13
BE782325A (fr) 1972-08-16
AU460219B2 (en) 1975-04-01
FR2136566A5 (it) 1972-12-22
ES401880A1 (es) 1975-11-01
CA949769A (en) 1974-06-25
SE382690B (sv) 1976-02-09
JPS5331393B1 (it) 1978-09-02
DE2220327A1 (de) 1973-10-25
GB1350025A (en) 1974-04-18

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