FR902204A - Pressure indicator - Google Patents

Pressure indicator

Info

Publication number
FR902204A
FR902204A FR902204DA FR902204A FR 902204 A FR902204 A FR 902204A FR 902204D A FR902204D A FR 902204DA FR 902204 A FR902204 A FR 902204A
Authority
FR
France
Prior art keywords
pressure indicator
indicator
pressure
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
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR902204A publication Critical patent/FR902204A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • G01L23/08—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
    • G01L23/10—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by pressure-sensitive members of the piezoelectric type
FR902204D 1943-02-27 1944-02-25 Pressure indicator Expired FR902204A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL902204X 1943-02-27

Publications (1)

Publication Number Publication Date
FR902204A true FR902204A (en) 1945-08-22

Family

ID=19858388

Family Applications (1)

Application Number Title Priority Date Filing Date
FR902204D Expired FR902204A (en) 1943-02-27 1944-02-25 Pressure indicator

Country Status (1)

Country Link
FR (1) FR902204A (en)

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