General Information

Serial #

741214 (.1)

Part Number

1

Total Parts

3

AKA

N/A

Patents

N/A

General Description

.1-.2 METAL, CERAMIC, ASBESTOS/.3 GLASS & METAL

Dimensions

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

Length

60.0 cm

Width

21.5 cm

Height

23.0 cm

Thickness

N/A

Weight

N/A

Diameter

N/A

Volume

N/A

Lexicon

Group

Lighting Technology

Category

Lighting devices

Sub-Category

N/A

Manufacturer

AKA

General Electric

Country

Canada

State/Province

Ontario

City

Peterborough

Context

Country

Worldwide

State/Province

Unknown

Period

COMMERCIAL ARC LIGHTING FIRST USED 1870S/ DECLINED AFTER C.1910/ SELDOM USED FOR SPACE LIGHTING BY 1940S'

Canada

Unknown

Function

TO PROVIDE LIGHT/ USED FOR OUTDOOR LIGHTING & TO LIGHT LARGE INTERIOR SPACES

Technical

LAMP HAS AN EDGEWISE TYPE OF MAGNET COIL/ COILS ARE WOUND OF BARE FLAT WIRE ON EDGE, INSULATED WITH NON-COMBUSTABLE MATERIAL/ THIS AVOIDS PROBLEMS WITH OVERHEATED COTTON INSULATION & FORMS ALMOST INDESTRUCTABLE MAGNET COILS/ THIS FEATURE, WITH SIMPLICITY OF DESIGN & ACCESSIBLITY OF PTS, MADE FOR LOW MAINTENANCE COSTS

Area Notes

Unknown

Details

Markings

.1 PLATE 'FORM 12 ENCLOSED ARC LAMP/ FOR D.C. MULTIPLE CIRCUITS/ NO.741214 CAT. NO. 9626/ PAT. JUN.5,'94 JUN.26,'94 NOV.8,'98'/.2 PLATE IS SAME EXCEPT FOR 'NO.' WHICH IS '74[0]611'/.1 &.2 PLATE ON CASE 'THOMSON/ ENCLOSED ARC LAMP/ CANADIAN/ GENERAL ELECTRIC CO. LIMITED/ PETERBOROUGH, CANADA'/.2 HANDWRITTEN ON TOP 'ON X' WITH ARROW UNDERNEATH, ALSO APPEARS HANDWRITTEN '23'

Missing

.1-.2 MISSING GLOBE HOLDERS & INNER GLOBES, .1 MISSING OUTER GLOBE

Finish

.1-.2 CASES & TOPS PAINTED BLACK, MOST PTS APPEAR BLACK, SOME RUSTY, SOME WHITE,.2 HAS MKGS IN RED PAINT ON TOP/.3 TRANSPARENT, SMOKEY GREY TINT, COLLAR IS BRASS COLOUR

Decoration

CASES FOR.1-.2 HAVE SEVERAL NARROW, SLIGHTLY RAISED RIDGES RUNNING AROUND THEM