Rolling flap water tap,Bourdon's patent, 1867

Bourdon's patent, 1867 rolling flap water tap, .75 x Bourdon's patent, 1867 rolling flap water tap, .75 x

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License this image for commercial use at Science and Society Picture Library

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Bourdon's patent, 1867 rolling flap water tap, .75 x
Science Museum Group
© The Board of Trustees of the Science Museum

Bourdon's patent, 1867 rolling flap water tap, .75 x
Science Museum Group
© The Board of Trustees of the Science Museum

Bourdon's patent, 1867 rolling flap water tap, .75" x .6875" diam, having glass covers to show the construction: (a) flanged (See also 1886-111)

Details

Category:
Water Supply Metering
Object Number:
1886-110
Materials:
brass (copper, zinc alloy), steel (metal), wood (unidentified) and glass
type:
tap - water
credit:
Bourdon, E