IT977447B - Sensore di pressione a diaframma - Google Patents

Sensore di pressione a diaframma

Info

Publication number
IT977447B
IT977447B IT48383/73A IT4838373A IT977447B IT 977447 B IT977447 B IT 977447B IT 48383/73 A IT48383/73 A IT 48383/73A IT 4838373 A IT4838373 A IT 4838373A IT 977447 B IT977447 B IT 977447B
Authority
IT
Italy
Prior art keywords
pressure sensor
diaphragm pressure
diaphragm
sensor
pressure
Prior art date
Application number
IT48383/73A
Other languages
English (en)
Italian (it)
Original Assignee
Johnson Service 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 Johnson Service Co filed Critical Johnson Service Co
Application granted granted Critical
Publication of IT977447B publication Critical patent/IT977447B/it

Links

Classifications

    • 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
    • G01L11/006—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 hydraulic or pneumatic counterbalancing forces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0618—Overload protection
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2278—Pressure modulating relays or followers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Control Of Fluid Pressure (AREA)
IT48383/73A 1972-08-30 1973-02-21 Sensore di pressione a diaframma IT977447B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28472572A 1972-08-30 1972-08-30

Publications (1)

Publication Number Publication Date
IT977447B true IT977447B (it) 1974-09-10

Family

ID=23091288

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48383/73A IT977447B (it) 1972-08-30 1973-02-21 Sensore di pressione a diaframma

Country Status (9)

Country Link
US (1) US3791397A (US08063081-20111122-C00044.png)
JP (1) JPS5525629B2 (US08063081-20111122-C00044.png)
BR (1) BR7306675D0 (US08063081-20111122-C00044.png)
CA (1) CA974848A (US08063081-20111122-C00044.png)
DE (1) DE2310720A1 (US08063081-20111122-C00044.png)
FR (1) FR2198134B1 (US08063081-20111122-C00044.png)
GB (1) GB1408991A (US08063081-20111122-C00044.png)
IT (1) IT977447B (US08063081-20111122-C00044.png)
ZA (1) ZA73665B (US08063081-20111122-C00044.png)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5327575B1 (US08063081-20111122-C00044.png) * 1970-10-22 1978-08-09
JPS529936A (en) * 1975-07-14 1977-01-25 Eidai Co Ltd Method of building additional one floor to ground floor
JPS5314929A (en) * 1976-07-26 1978-02-10 Katsushige Sasaki Extension and reconstruction method leaving existing house as intact
US4315520A (en) * 1980-07-22 1982-02-16 Airtrol Components, Inc. Fluid leakport orifice structure
US4746436A (en) * 1981-06-25 1988-05-24 Baxter Travenol Laboratories, Inc. Membrane plasmapheresis apparatus and process which utilize a flexible wall to variably restrict the flow of plasma filtrate and thereby stabilize transmembrane pressure
US4412553A (en) * 1981-06-25 1983-11-01 Baxter Travenol Laboratories, Inc. Device to control the transmembrane pressure in a plasmapheresis system
US4694989A (en) * 1986-03-10 1987-09-22 Tempmaster Corporation Control installation for variable volume air diffusers
US5282489A (en) * 1992-05-01 1994-02-01 Valtek, Inc. Fluid pressure modulator
US6186763B1 (en) * 1998-12-15 2001-02-13 Pfa Incorporated Threaded actuator for positioning structure subjected to intense loads
US9237608B2 (en) 2009-08-14 2016-01-12 Cem Corporation Pressure stepped microwave assisted digestion
US10001787B2 (en) 2014-06-02 2018-06-19 Aqseptence Group, Inc. Controller for vacuum sewage system
US9702740B2 (en) * 2015-04-17 2017-07-11 Wika Alexander Wiegand Se & Co. Kg Measuring instrument with connecting coupling
US10345367B1 (en) 2018-11-01 2019-07-09 Orto De Mexico, S.A. De C.V. Externally mountable fault indicator assemblies for electrical devices, systems incorporating same, and methods of using same
JP6968121B2 (ja) * 2019-04-26 2021-11-17 株式会社鷺宮製作所 圧力センサ
EP3832281B1 (en) * 2019-12-06 2023-09-27 Eaton Intelligent Power Limited Pressure switch diaphragm sensing element suitable for vacuum applications

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR887200A (fr) * 1941-01-28 1943-11-05 Martin Moulet & Cie Soc Appareil relais pour la mesure à distance des pressions
US2798129A (en) * 1953-06-29 1957-07-02 Phillips Petroleum Co Pressure balance indicator
US2966170A (en) * 1957-07-02 1960-12-27 Otis Eng Co Temperature compensated metering valve
US3563458A (en) * 1968-12-23 1971-02-16 Honeywell Inc Condition control device
US3698414A (en) * 1968-12-27 1972-10-17 Hitachi Ltd Pressure responsive apparatus
US3734117A (en) * 1970-11-18 1973-05-22 Johnson Service Co Fluid diaphragm modulator
US3662779A (en) * 1971-01-13 1972-05-16 Johnson Service Co Bleed type fluid pressure control apparatus and diaphragm unit therefor

Also Published As

Publication number Publication date
DE2310720A1 (de) 1974-03-14
AU5281573A (en) 1974-09-05
BR7306675D0 (pt) 1974-07-11
JPS5525629B2 (US08063081-20111122-C00044.png) 1980-07-07
ZA73665B (en) 1973-10-31
GB1408991A (en) 1975-10-08
FR2198134B1 (US08063081-20111122-C00044.png) 1977-04-29
JPS4946984A (US08063081-20111122-C00044.png) 1974-05-07
CA974848A (en) 1975-09-23
FR2198134A1 (US08063081-20111122-C00044.png) 1974-03-29
US3791397A (en) 1974-02-12

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