GB1207866A - Differential fluid pressure indicator - Google Patents

Differential fluid pressure indicator

Info

Publication number
GB1207866A
GB1207866A GB0553/68A GB155368A GB1207866A GB 1207866 A GB1207866 A GB 1207866A GB 0553/68 A GB0553/68 A GB 0553/68A GB 155368 A GB155368 A GB 155368A GB 1207866 A GB1207866 A GB 1207866A
Authority
GB
United Kingdom
Prior art keywords
button
filter
fluid
pressure indicator
magnet
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
Application number
GB0553/68A
Other languages
English (en)
Inventor
Herman Charles Mouwen
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.)
PURALATOR Inc
Original Assignee
PURALATOR Inc
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
Priority claimed from US399250A external-priority patent/US3364897A/en
Application filed by PURALATOR Inc filed Critical PURALATOR Inc
Priority to GB0553/68A priority Critical patent/GB1207866A/en
Priority to FR136567A priority patent/FR1551623A/fr
Priority to DE19681648661D priority patent/DE1648661B1/de
Priority to BE709627D priority patent/BE709627A/xx
Publication of GB1207866A publication Critical patent/GB1207866A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/0073—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding actuated by relative movement between two magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/38—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by piston and cylinder

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)
GB0553/68A 1964-09-25 1968-01-11 Differential fluid pressure indicator Expired GB1207866A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB0553/68A GB1207866A (en) 1964-09-25 1968-01-11 Differential fluid pressure indicator
FR136567A FR1551623A (enrdf_load_stackoverflow) 1964-09-25 1968-01-18
DE19681648661D DE1648661B1 (de) 1964-09-25 1968-01-19 Druckdifferenzanzeigevorrichtung
BE709627D BE709627A (enrdf_load_stackoverflow) 1964-09-25 1968-01-19

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US399250A US3364897A (en) 1964-09-25 1964-09-25 Differential fluid pressure indicator
GB0553/68A GB1207866A (en) 1964-09-25 1968-01-11 Differential fluid pressure indicator
FR136567 1968-01-18
DEP0043852 1968-01-19

Publications (1)

Publication Number Publication Date
GB1207866A true GB1207866A (en) 1970-10-07

Family

ID=27437334

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0553/68A Expired GB1207866A (en) 1964-09-25 1968-01-11 Differential fluid pressure indicator

Country Status (4)

Country Link
BE (1) BE709627A (enrdf_load_stackoverflow)
DE (1) DE1648661B1 (enrdf_load_stackoverflow)
FR (1) FR1551623A (enrdf_load_stackoverflow)
GB (1) GB1207866A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2134261A (en) * 1983-01-24 1984-08-08 Pfister Gmbh Apparatus for measuring pressure
AT387093B (de) * 1983-08-16 1988-11-25 Enfo Grundlagen Forschungs Ag Vorrichtung zum anzeigen von druecken oder druckdifferenzen
US5331856A (en) * 1991-05-01 1994-07-26 Pall Corporation Pressure devices

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3974795A (en) * 1975-06-18 1976-08-17 Facet Enterprises, Inc. Filter Products Division Differential pressure indicating device
US4426952A (en) * 1981-02-09 1984-01-24 Facet Enterprises, Inc. Temperature compensated differential pressure indicating device
CN109719799B (zh) * 2017-10-30 2022-04-26 南京泉峰科技有限公司 一种链锯

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB619002A (en) * 1946-08-28 1949-03-02 Nat Pressure Cooking Company Improvement in pressure gauges for use on pressure vessels
US2850900A (en) * 1957-08-20 1958-09-09 Bastian Blessing Co Pressure indicator
US2942572A (en) * 1958-06-17 1960-06-28 Pall Corp Magnetic pressure indicator
US3140690A (en) * 1963-12-04 1964-07-14 Pall Corp Magnetic pressure indicator
US3154049A (en) * 1962-02-19 1964-10-27 Screen Products Inc Magnetic pressure indicator
DE1940319C3 (de) * 1969-08-07 1974-01-31 Teijin Ltd., Osaka (Japan) Verfahren zur Gewinnung der Naphthalin-2,6-dicarbonsäure aus dem ein Dialkalisalz der Naphthalin-2,6dicarbonsäure enthaltenden Produkt der thermischen Umlagerung oder Disproportionierung von Alkalisalzen geeigneter Naphthalincarbonsäuren

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2134261A (en) * 1983-01-24 1984-08-08 Pfister Gmbh Apparatus for measuring pressure
AT387093B (de) * 1983-08-16 1988-11-25 Enfo Grundlagen Forschungs Ag Vorrichtung zum anzeigen von druecken oder druckdifferenzen
US5331856A (en) * 1991-05-01 1994-07-26 Pall Corporation Pressure devices

Also Published As

Publication number Publication date
BE709627A (enrdf_load_stackoverflow) 1968-05-30
DE1648661B1 (de) 1971-10-07
FR1551623A (enrdf_load_stackoverflow) 1968-12-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years