General Information

Serial #

N/A

Part Number

1

Total Parts

3

AKA

N/A

Patents

N/A

General Description

.1 &.2 METAL, CERAMIC, PROBABLY ASBESTOS

Dimensions

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

Length

64.0 cm

Width

24.5 cm

Height

22.0 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

Unknown

State/Province

Unknown

City

Unknown

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 OR TO LIGHT LARGE INTERIOR SPACES

Technical

THE ENCLOSED ARC LAMP HAD ADVANTAGES OVEROPEN TYPE/ CARBONS LASTED MUCH LONGER (APPROX.150 HRS INSTEAD OF 10), LAMP GAVE A STEADIER LIGHT & FIRE HAZARD WAS LESS/ 1ST PATENT FOR AN ENCLOSED ARC LAMP ISSUED IN 1891, BEGAN TO BE COMMERCIALLY PRODUCED C.1893/ BY 1899 85% OF ARC LAMPS MADE IN U.S. WERE ENCLOSED TYPE

Area Notes

Unknown

Details

Markings

.1 PLATE 'ENCLOSED ARC LAMP FORM 5/ FOR D.C. MULTIPLE CIRCUITS/ NO. 35235 5 SPEC. NO. 9717/ CAT. NO. 3474'/.2 PLATE 'FORM [5] ENCLOSED ARC LAMP/ FOR D.C. MULTIPLE CIRCUITS/ NO. [6533] SPEC. [6051] CAT. NO. 3474/ PAT. AUG.5'84 APR.29'90 SEPT.12'93 JUNE [5]'94/ JUN.25'94 DEC.24'95 MAY 10'98 NOV.8'98'

Missing

.1 & .2 BOTH MISSING CASES, GLOBE HOLDERS & GLOBES (OH RECORD SAYS BOTH SHOULD HAVE INNER GLOBES-BUT THESE HAVE NOT BEEN FOUND & IDENTIFIED)/ .2 ALSO MISSING LOWER CARBON HOLDER

Finish

.1 &.2 TOPS APPEAR TO BE PAINTED BLACK; BLACK, WHITE, GREY & DARK RED PTS

Decoration

N/A