Hydrometer

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Ingenium, 1997.0752.001
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OBJECT TYPE: SYRINGE/BATTERY TESTING
DATE: 1929
ARTIFACT NUMBER: 1997.0752.001

MANUFACTURER: ELECTRIC STORAGE BATTERY CO.
MODEL: S-1-B
LOCATION: Philadelphia, Pennsylvania, United States of America

More Information

General Information

Serial #: 22272
Part Number: 1
Total Parts: 3
AKA: N/A
Patents: N/A
General Description: .1 GLASS & RUBBERS SYRINGE; GLASS HYDROMETER WITH PAPER SCALE, METAL BALLS HELD IN PLACE BY UNKNOWN SUBSTANCE/.2 CARDBOARD TUBE WITH METAL END & CAP/.3 GLASS HYDROMETER WITH PAPER SCALE, METAL BALLS HELD IN PLACE BY UNKNOWN SUBSTANCE

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: 31.0 cm
Width: 4.4 cm
Height: N/A
Thickness: N/A
Weight: N/A
Diameter: N/A
Volume: N/A

Lexicon

Group: Physics
Category: Hydrostatics & fluid mechanics
Sub-Category: N/A

Manufacturer

AKA: ELECTRIC STORAGE
Country: United States of America
State/Province: Pennsylvania
City: Philadelphia

Context

Country: Canada
State/Province: Ontario
Period: C. 1929 +
Canada: FROM COLLECTION OF AUTOMOBILE PTS & SERVICING EQ ACQUIRED BYMR. T.H. OLIVER, FATHER OF DONOR, DURING CAREER IN AUTOMOTIVE SERVICING. AFTER WORKING AT WILLYS-OVERLAND & FAIRBANKS-MORSE IN TORONTO, & IN AUTO GARAGE IN AURORA, IN 1931 HE BEGAN HIS OWN BUSINESS, ONE PART OF WHICH INVOLVED AUTOMOTIVE ELECTRICAL SERVICING.
Function: DEVICE USED TO MEASURE SPECIFIC GRAVITY OF SULPHURIC ACID ELECTROLYTE OF AUTOMOBILE BATTERY, SPECIFICALLY FOR MIXING ELECTROLYTE TO CORRECT BALANCE BEFORE IT WAS ADDED TO BATTERY.
Technical: SYRINGE OF THIS HYDROMETER ALLOWED ACID TO BE REMOVED FROM BATTERY CELL FOR TESTING WHEN, BECAUSE OF LOCATION OF BATTERY, BATTERY MAN COULD NOT GET STANDARD HYDROMETER INTO CELL (E.G. WHEN BATTERY WAS UNDER FLOOR BOARDS). PREVIOUSLY BATTERIES HAD BEEN PLACED IN ENCLOSED METAL CONTAINERS IN ON EXTERIOR OF AUTOMOBILE ON DRIVER'S SIDE RUNNING BOARD (REF. 1).
Area Notes: Unknown

Details

Markings: RAISED "Exide" & "MADE IN U.S.A." ON BULB/ BLACK LETTERING ON SCALE READS "Exide/ HYDROMETER/ Type S-1-B", WITH BLACK SCALE MARKINGS & NUMBERS
Missing: APPEARS COMPLETE
Finish: RED RUBBER & COLOURLESS TRANSPARENT GLASS/ RED & WHITE PAPER/ METALLIC BULBS WITH RED SUBSTANCE
Decoration: RAISED LINES ON BULB

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If you choose to share our information about this collection object, please cite:

ELECTRIC STORAGE BATTERY CO., Hydrometer, circa 1929, Artifact no. 1997.0752, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/item/1997.0752.001/

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