FR1031188A - Improvements relating to the indication of the electrolyte level in electric accumulators - Google Patents

Improvements relating to the indication of the electrolyte level in electric accumulators

Info

Publication number
FR1031188A
FR1031188A FR1031188DA FR1031188A FR 1031188 A FR1031188 A FR 1031188A FR 1031188D A FR1031188D A FR 1031188DA FR 1031188 A FR1031188 A FR 1031188A
Authority
FR
France
Prior art keywords
indication
improvements relating
electrolyte level
electric accumulators
accumulators
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.)
Oldham Crompton Batteries Ltd
Original Assignee
Oldham Crompton Batteries Ltd
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 Oldham Crompton Batteries Ltd filed Critical Oldham Crompton Batteries Ltd
Application granted granted Critical
Publication of FR1031188A publication Critical patent/FR1031188A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G01F23/2921—Light, e.g. infrared or ultraviolet for discrete levels
    • G01F23/2922—Light, e.g. infrared or ultraviolet for discrete levels with light-conducting sensing elements, e.g. prisms
FR1031188D 1950-02-07 1951-01-19 Improvements relating to the indication of the electrolyte level in electric accumulators Expired FR1031188A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1031188X 1950-02-07

Publications (1)

Publication Number Publication Date
FR1031188A true FR1031188A (en) 1953-06-22

Family

ID=10869194

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1031188D Expired FR1031188A (en) 1950-02-07 1951-01-19 Improvements relating to the indication of the electrolyte level in electric accumulators

Country Status (1)

Country Link
FR (1) FR1031188A (en)

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