From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Request for the manufacture of a set of 16 experimental gun-metal nozzles with varying dimensions for petrol flow experiments.
| Identifier | ExFiles\Box 36\1\ scan 032 | |
| Date | 17th April 1917 | |
| To Wor.{Arthur Wormald - General Works Manager} for Mr. Coverley. from EFC. X. 2907 - FLOW OF LIQUIDS THROUGH NOZZLES: Will you kindly have made for me a set of 16 nozzles of various lengths and diameters according to the accompanying sketch and table. The external diameter should be 3/4" in all cases, and the bore and length should be as given in the table. These are for experiments on the flow of petrol, how this flow varies with variation of bore and length etc. [Handwritten note below diagram]: Material gun-metal [Table of nozzle dimensions] Nozzle. Bore. Length. A1 3/64" 1/2" A2 3/64" 3/4" A3 3/64" 1 1/4" A4 3/64" 2" B1 3/32" 3/4" B2 3/32" 1 1/4" B3 3/32" 2" B4 3/32" 2 3/4" C1 (struck through) E1 1/8" 1 1/4" C2 (struck through) E2 1/8" 2" C3 (struck through) E3 1/8" 2 3/4" C4 (struck through) E4 1/8" 3 1/2" D1 3/8" 2" Contd. | ||