General Information

Serial #

N/A

Part Number

1

Total Parts

1

AKA

N/A

Patents

N/A

General Description

WOODEN BASE, CAST IRON FIELD AND FRAME, CAST IRON BEARING PEDESTALS AND BEARING BLOCKS, BRONZE BEARINGS, BRONZE OILER COVERS, CAST IRON FIELD CORES. THE ARMATURE IS CONSTRUCTED WITH BRONZE HUBS BOLTED TO THE SHAFT. THE HUBS SUPPORT THE IRON/STEEL STRUCTURE AND WINDINGS. INSULATED COPPER ARMATURE AND FIELD WINDINGS, STEEL SHAFT. COPPER COMMUTATOR WITH MICA INSULATION. LAMINATED COPPER BRUSHES. BRONZE BRUSH HOLDERS & BACK PLATE. BRONZE CONNECTORS. MISC. STEEL & BRASS HARDWARE

Dimensions

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

Length

90.0 cm

Width

70.0 cm

Height

51.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Energy-electric

Category

Generation

Sub-Category

N/A

Manufacturer

AKA

VANDEPOELE

Country

United States of America

State/Province

Illinois

City

Chicago

Context

Country

North America

State/Province

Unknown

Period

THIS TYPE OF GENERATOR USED C.1883-1903

Canada

PART OF A LARGE AND VARIED COLLECTION OF ELECTRICAL ITEMS ACQUIRED & DOCUMENTED BY ONTARIO HYDRO IN THE 1960S. THIS COLLECTION CONSISTS OF OVER 7500 ARTIFACTS, AND IS THOUGHT TO BE THE LARGEST & MOST COMPREHENSIVE IN CANADA. IT WAS DONATED IN ITS ENTIRETY TO THE NATIONAL MUSEUM OF SCIENCE & TECHNOLOGY IN 1992.

Function

TO CONVERT ROTARY MECHANICAL ENERGY INTO DIRECT CURRENT ELECTRICAL ENERGY.

Technical

EXAMPLE OF EARLY GENERATOR DESIGN. VAN DEPOELE GENERATORS & MOTORS EMPLOY UNUSUAL ARMATURE DESIGN (PACINNOTTI-GRAMME TYPE). CORE IS COMPOSED OF LAYERS OF SOFT IRON WIRE, COATED WITH ZINC, THEREFORE MAGNETICALLY INSULATED FROM ONE ANOTHER. THEY ARE DIVIDED INTO SECTIONS & SEPARATED BY WOODEN STRIPS, FOR VENTILATION.

Area Notes

Unknown

Details

Markings

MFR'S PLATE SCREWED TO CASING TOPREADS: '729/ VAN DEPOELE/ ELECTRIC/ LIGHT/ CO./ MAKERS/ CHICAGO/ ILL./ PATENTED/ SEP. 21, 1880/ SEP. 20 -81/ MAY 16 -82/ JUNE 6 -82/ APR. 10 -83/ OSU/ 10422/ SPEED'

Missing

BRIDGING JUMPER BETWEEN FIELD COILS CUT OFF. BRUSH JUMPERS MISSING ONE BRUSH ASSEMBLY & BRUSH MISSING. WOODEN BACK PLATE FOR BRUSH ASSEMBLY PLATE & TERMINALS, DAMAGED. COVERS FOR PULLEY SIDE LUBRICATION PORT MISSING.

Finish

FIELD ASSEMBLY, METAL PARTS, BLACK PAINT. MANUFACTURER'S PLATE, NATURAL BRONZE.

Decoration

N/A