Part of a compression pump used by James Joule

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Part of a compression pump used by James Joule, c.1860
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Part of a compression pump used by James Joule, c.1860. The purpose of this pump was to overcome' the abrasion which takes place when metal rubs against metal, without an 'intermediate lubricator', by eliminating the usual packing and increasing the depth of the piston.

Details

Category:: Scientific Instruments & Research

Object Number:: Y1969.5.11

Materials:: iron

Measurements:: overall: 660 mm x 150 mm x 330 mm,

type:: compression pump

credit:: Gift of University of Manchester Institute of Science & Technology

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