General Information

Serial #

4046

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

CAST IRON, STEEL, COPPER, AND POSSIBLY OTHER METAL MATERIALS OF CONSTRUCTION. COATED FABRIC COVERING ON WIRES, ETC.

Dimensions

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

Length

75.0 cm

Width

45.0 cm

Height

56.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Energy-electric

Category

Conversion

Sub-Category

N/A

Manufacturer

AKA

RELIANCE

Country

United States of America

State/Province

Ohio

City

Cleveland

Context

Country

United States of America

State/Province

Unknown

Period

THIS TYPE OF MOTOR PRESUMABLY USED C. 1907+

Canada

THIS TYPE OF MOTOR USED FOR COMMERCIAL AND INDUSTRIAL APPLICATIONS IN CANADA. (REF. 1)

Function

TO CONVERT ELECTRICAL ENERGY INTO MECHANICAL ENERGY.

Technical

RELIANCE'S CO-FOUNDER JOHN LINCOLN DEV'D THE FIRST ADJUSTABLE SPEED DC MOTOR IN 1904. IT WAS MARKETED 1N 1905: UNTIL 1913, THIS WAS THE ONLY PRODUCT MADE BY THE CO.. THE ARMATURE WAS CONICALINSTEAD OF CYLINDRICAL WHICH ALLOWED A MORE RAPID INCREASE IN THE AIR GAP, WHICH GIVES A GREATER INCREASE IN SPEED. WITH REGULATING HANDWHEEL TO ACTIVATE THE LEVER WHICH MOVES THE THRUST BEARING, INCREASING OR DECREASING THE SPEED. (REF. 1)

Area Notes

Unknown

Details

Markings

Cast plate reads "RELIANCE/ ELECTRIC AND ENGINEERING/ CO./ CLEVELAND, O. U.S.A./ H.P. 6 VOLTS 125 AMP. 44/ R.P.M. 600 TO 1800/ FRAME E NO. 4046/ PATENTED SEPT. 4, 1906. MAR. 12, 1907/ OTHER PATENTS PENDING". "H050" stamped into plate. "E2" cast in raised print on frame.

Missing

UNKNOWN.

Finish

GREY ENAMEL FINISH ON WRINKLE-TEXTURED BASE IS MOST PRONOUNCED ON MIDSECTION.

Decoration

N/A