Accession No

6008

Brief Description

geared electrical motor by C. F. Palmer Ltd., English, 1940 (c)

Origin

England; London

Maker

C. F. Palmer Ltd.

Class

laboratory apparatus; electrical

Earliest Date

1940

Latest Date

1940

Inscription Date

Material

metal (brass, steel, iron(?), others); wood; plastic (at least two types); rope; rubber; paint (green and black)

Dimensions

height 243mm; length 350mm; width 274mm; electrical cable length 6800mm when unravelled

Special Collection

Provenance

Transferred by Estate Management and Building Services, University of Cambridge, on or before 08/04/2004. Found with 11 other objects in a lecture theatre, probably belonged to 'Applied Biology', University of Cambridge.

Inscription

'C.F.PALMER (LONDON) LTD.
EFFRA ROAD, LONDON, S.W.2.
MADE IN ENGLAND
TYPE AC H.P. 1/20 R.P.M. 1400
CYCLES 50 PHASE 1 VOLTS 200'
(on metal plaque)

Description Notes

Geared electrical motor by C. F. Palmer, London

The main motor in encased in a black-painted cylinder which has two red and two black plastic coated wires coming out of it that connect to the main electrical cable, which is comprised of three interwoven ropes covering the wiring. The plug is a small circular black plastic three pronged plug. On the base is a black plastic switch with 'on' and 'off' positions.

The axel coming out of the cylinder meets a cogged wheel that drives another axel, to which are attached two geared wheels. A green-painted metal covering protects the cogs. The larger steel wheel is 227mm in diameter with six spokes. The smaller brass wheel is comprised of four wheels of 113mm, 86mm, 60mm and 34mm.

The motor and wheels are mounted on a green-painted iron(?) base, which tself screws down onto a wooden block mounted with four rubber feet.

Condition: good; complete

References

Events