Secret document detailing a promising four-point 'India IV' engine mounting scheme with a diagram.
| Identifier | WestWitteringFiles\T\January1929-February1929\ Scan155 | |
| Date | 16th February 1929 | |
| R. {Sir Henry Royce} FROM E. {Mr Elliott - Chief Engineer} Copy to HG. WOR. {Arthur Wormald - General Works Manager} HS. {Lord Ernest Hives - Chair} BY. {R.W. Bailey - Chief Engineer} ORIGINAL SECRET INDIA(Production 20 HP. with 4-speed box and Front Wheel Brakes) IV. ENGINE MOUNTING. X5005 X5000 We have the four point India(Production 20 HP. with 4-speed box and Front Wheel Brakes) mounting well in hand to what appears to be a promising scheme to give maximum distance between the feet longitudinally. Tubes permanently fixed in crankcase reaching out to chassis frame with 4 bolt flanges for coupling to rubber mounted feet. [Diagram showing a side view of an engine crankcase with mounting tubes and feet] BOXED FOOT Crankcase joint dropped .8 below crank centre to bring tubes opposite frame. E. {Mr Elliott - Chief Engineer} | ||
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).