FR1303851A - Cap with optical indicator controlled by a float sensitive to the liquid level, in particular for electric accumulators - Google Patents

Cap with optical indicator controlled by a float sensitive to the liquid level, in particular for electric accumulators

Info

Publication number
FR1303851A
FR1303851A FR876102A FR876102A FR1303851A FR 1303851 A FR1303851 A FR 1303851A FR 876102 A FR876102 A FR 876102A FR 876102 A FR876102 A FR 876102A FR 1303851 A FR1303851 A FR 1303851A
Authority
FR
France
Prior art keywords
cap
liquid level
optical indicator
electric accumulators
indicator controlled
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
FR876102A
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.)
POLISTIL SpA
Original Assignee
POLISTIL SpA
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 POLISTIL SpA filed Critical POLISTIL SpA
Priority to FR876102A priority Critical patent/FR1303851A/en
Application granted granted Critical
Publication of FR1303851A publication Critical patent/FR1303851A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/484—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring electrolyte level, electrolyte density or electrolyte conductivity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/308—Detachable arrangements, e.g. detachable vent plugs or plug systems
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
FR876102A 1961-10-16 1961-10-16 Cap with optical indicator controlled by a float sensitive to the liquid level, in particular for electric accumulators Expired FR1303851A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR876102A FR1303851A (en) 1961-10-16 1961-10-16 Cap with optical indicator controlled by a float sensitive to the liquid level, in particular for electric accumulators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR876102A FR1303851A (en) 1961-10-16 1961-10-16 Cap with optical indicator controlled by a float sensitive to the liquid level, in particular for electric accumulators

Publications (1)

Publication Number Publication Date
FR1303851A true FR1303851A (en) 1962-09-14

Family

ID=8764768

Family Applications (1)

Application Number Title Priority Date Filing Date
FR876102A Expired FR1303851A (en) 1961-10-16 1961-10-16 Cap with optical indicator controlled by a float sensitive to the liquid level, in particular for electric accumulators

Country Status (1)

Country Link
FR (1) FR1303851A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2356285A1 (en) * 1976-06-21 1978-01-20 Hoffmann Guenter BATTERY FILLING SYSTEM, IN PARTICULAR LEAD BATTERIES, AND CAP FORMING PART OF THIS SYSTEM
FR2374748A1 (en) * 1976-12-20 1978-07-13 Europ Accumulateurs Level indicating filler cap for lead-acid battery - has rod connected to float to indicate level of electrolyte in cell

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2356285A1 (en) * 1976-06-21 1978-01-20 Hoffmann Guenter BATTERY FILLING SYSTEM, IN PARTICULAR LEAD BATTERIES, AND CAP FORMING PART OF THIS SYSTEM
FR2374748A1 (en) * 1976-12-20 1978-07-13 Europ Accumulateurs Level indicating filler cap for lead-acid battery - has rod connected to float to indicate level of electrolyte in cell

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