BE709627A - - Google Patents

Info

Publication number
BE709627A
BE709627A BE709627DA BE709627A BE 709627 A BE709627 A BE 709627A BE 709627D A BE709627D A BE 709627DA BE 709627 A BE709627 A BE 709627A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE709627A publication Critical patent/BE709627A/xx

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)
BE709627D 1964-09-25 1968-01-19 BE709627A (xx)

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
BE709627A true BE709627A (xx) 1968-05-30

Family

ID=27437334

Family Applications (1)

Application Number Title Priority Date Filing Date
BE709627D BE709627A (xx) 1964-09-25 1968-01-19

Country Status (4)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109719799A (zh) * 2017-10-30 2019-05-07 南京德朔实业有限公司 一种链锯

Families Citing this family (5)

* 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
DE3302175A1 (de) * 1983-01-24 1984-07-26 Pfister Gmbh, 8900 Augsburg Verfahren und vorrichtung zum messen eines druckes, insbesondere einer fluessigkeit
AT387093B (de) * 1983-08-16 1988-11-25 Enfo Grundlagen Forschungs Ag Vorrichtung zum anzeigen von druecken oder druckdifferenzen
GB2255445B (en) * 1991-05-01 1994-11-30 Pall Corp Pressure devices

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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109719799A (zh) * 2017-10-30 2019-05-07 南京德朔实业有限公司 一种链锯
CN109719799B (zh) * 2017-10-30 2022-04-26 南京泉峰科技有限公司 一种链锯

Also Published As

Publication number Publication date
FR1551623A (xx) 1968-12-27
GB1207866A (en) 1970-10-07
DE1648661B1 (de) 1971-10-07

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: PUROLATOR PRODUCTS INC.

Effective date: 19880119