Accession No

4120

Brief Description

multi-speed gear box, by Cambridge Instrument Company Ltd., English, 1957

Origin

England; Cambridge

Maker

Cambridge Instrument Company Ltd.

Class

miscellaneous

Earliest Date

1957

Latest Date

1957

Inscription Date

Material

metal (at least 2 white metals); plastic (perspex, at least 1 other); paper

Dimensions

length 320mm; breadth 160mm; height 166mm

Special Collection

Cambridge Instrument Company Collection

Provenance

Donated by the Cambridge Instrument Company.

Inscription

‘Cambridge
MULTI SPEED GEAR BOX
(PATENT APPLIED FOR)
[CIC logo]
CAMBRIDGE INSTRUMENT CO. LTD.
LONDON & CAMBRIDGE
MADE IN ENGLAND’ (card beneath perspex plate on one side of instrument)

Description Notes

Black-painted white metal box with two mirror plates for attachment to bench. Ventilation holes on short sides. One long side carries rotatable white metal disc on short axle, on-off switch, electrical connection for 200-250V and 50Hz. The other long side carries a dial with two scales: anticlockwise outer scale marked ‘REVS/MIN.’, numbered .5, 1, 2, 4, 8, 16, 32, 64, 80, 100; clockwise inner scale marked ‘SPEED NO.’, divided 1 - 10, numbered by 1.

Condition good; complete.

References

Events