Dead weight pressure gauge tester by Crosby S G & V Co and Westinghouse Brake Australasia Pty Ltd
Object No. B2561
Dead weight pressure gauge tester, metal / glass, Crosby S G & V Co / Westinghouse Brake Australasia Pty Ltd / Bourdon, Boston, USA/ Australia, c.1880
Loading...
Summary
Physical Description
Dead weight pressure gauge tester, metal/glass, Crosby S G & V Co / Westinghouse Brake Australasia Pty Ltd / Bourdon, Boston, USA/ Australia, 1880s. Used to test the accuracy of indicated steam pressure. (-1) Base, (-2:3) two sample gauges, (-4:12) 9 x 20 psi brass sheathed lead weights, (-13) 1 x 10 psi brass sheathed lead weight, (-14) 1 x 5 psi brass ring, (-15) 1 x 2.5 psi brass ring, (-16) 1 x 65 lbs psi brass sheathed lead weight.
DIMENSIONS
Height
370 mm
Width
185 mm
Depth
320 mm
PRODUCTION
Notes
Weights marked 'Crosby...', one gauge marked 'Westinghouse...', other gauge is marked 'Bourdon' with no other indication regarding manufacturer. Weights patented 11 March, 1884.
HISTORY
Notes
Used to test the accuracy of indicated steam pressure of any given steam pressure gauge against one or more of a series of dead weights.
SOURCE
Credit Line
Gift of State Rail Authority Of New South Wales, 1983
Acquisition Date
3 November 1983
Copyright for the above image is held by the Powerhouse and may be subject to third-party copyright restrictions. Please submit an Image Licensing Enquiry for information regarding reproduction, copyright and fees. Text is released under Attribution-Non Commercial-No Derivative licence.
Image Licensing Enquiry
Object Enquiry