Accession No

4060

Brief Description

arc lamp, by Cambridge Instrument Company Ltd., English, 1924

Origin

England; Cambridge

Maker

Cambridge Instrument Company Ltd.

Class

electrical

Earliest Date

1924

Latest Date

1924

Inscription Date

Material

metal; carbon; glass

Dimensions

length 325mm; breadth 185mm; height 287mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

‘CAMBRIDGE
INSTRUMENT CO. LTD.
LONDON AND CAMBRIDGE
C60298’ (plate on base)

Description Notes

Arc lamp, right angle pattern (catalogue no. 49131). The lamp is supported on a heavy metal base. Two carbon rods supported, one in vertical position, one in horizontal position which can be adjusted by knurled knob. Each carbon rod connected to separate terminal on base by wires protected by black beads. Removable metal cover sits over carbon rods and has tube projecting from the side with a glass lens at the end. The horizontal and vertical alignment of the rods can be altered by two knobs at the base of their support. Another support frame on the metal base.

References

Events