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).
Letter from Autovac Manufacturing Co. regarding a new type of Autovac with a Vacuum Intensifier sent for testing.
| Identifier | ExFiles\Box 40\4\ Scan044 | |
| Date | 4th April 1922 | |
| X8579 Telegrams: "AUTOVAKING, STOCKPORT" Telephone No. 3080 THE Autovac Manufacturing Co. Ltd. HEATON NORRIS, STOCKPORT Directors: J.{Mr Johnson W.M.} HIGGINSON H.{Arthur M. Hanbury - Head Complaints} ARUNDEL J.{Mr Johnson W.M.} A.{Mr Adams} CHARLTON G.{Mr Griffiths - Chief Accountant / Mr Gnapp} A.{Mr Adams} GASTALL Patentees & Makers of the AutoVac Petrol Feed System Patents No. 12835-11, 20191-14, 11992-15, 16396-15, & 104256-16 All Communications to be addressed to the Company Your Ref. Our Ref. SR/LG. Messrs. Rolls Royce Ltd. Nightingale Road, DERBY. 4th. April. 1922. Dear Sirs, On the 17th of last month we despatched to you one of our latest type Autovacs, in which is incorporated a Vacuum Intensifier. This we find gives a large output of petrol with a very low depression in the induction pipe. We have previously supplied you with various models of our Autovacs and we shall be pleased if you will test the one above mentioned against them to see if you agree with the advantage we claim. We shall esteem it a favour if you will let us have your report on same in due course. Yours faithfully, For AUTOVAC MFG. COMPANY LTD. Manager. Handwritten notes: Top Left: "Through Hold over until its return EP{G. Eric Platford - Chief Quality Engineer} 5/4/22" Left Side: "Warming - 15II forces as one on that Dr - too smooth a means of gassing too often But no test must be had on down - pull chokes & note only confirmed standard EP{G. Eric Platford - Chief Quality Engineer} 7/4/22" Right Side: "BYJ" | ||