General Information

Serial #

231910

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

BRASS/ ZINC ALLOY CASING/ SYNTHETIC DISTRIBUTOR

Dimensions

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

Length

22.5 cm

Width

11.0 cm

Height

18.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Motorized Ground Transportation

Category

Automotive engineering

Sub-Category

N/A

Manufacturer

AKA

EISEMANN

Country

United States of America

State/Province

Unknown

City

Unknown

Context

Country

Canada

State/Province

Ontario

Period

C. 1915

Canada

FROM COLLECTION OF AUTOMOBILE PTS & SERVICING EQ ACQUIRED BY MR. 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

PART OF IGNITION SYSTEM OF INTERNAL COMBUSTION ENGINE. IT USES MAGNETIC FIELD TO PRODUCE ELECTRIC SPARK WHICH EXPLODES GASOLINE VAPOUR IN CYLINDER OF ENGINE, ENABLING IT TO FUNCTION.

Technical

UNUSUAL EXAMPLE OF EARLY DEVELOPMENT IN HIGH TENSION MANUAL IMPULSE DESIGN. EISEMAN MAGNETOS WERE MORE POPULAR WITH AUTOMOBILE MFRS. THAN MAKERS OF FARM & CONSTRUCTION EQ. TRADE LITERATURE SUGGESTS THAT EISEMAN MADE SIGNIFICANT CONTRIBUTION TO ELECTRICAL SYSTEMS OF EARLY AUTOMOBILES (REF. 1).

Area Notes

Unknown

Details

Markings

CAST "EISEMANN" ON SYNTHETIC END PIECE/ CAST & INCISED LETTERING ON METAL END READS "TYPE G4/ NO. 231910" WITH PATENT INFO.

Missing

UNIDENTIFIED PARTS

Finish

METALLIC GREY & BRASS COLOURED PARTS/ BLACK SYNTHETIC

Decoration

N/A