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).
Data sheet for the Wills Pressure Filled Joint Ring, including a performance graph and patent information.
| Identifier | ExFiles\Box 86\1\ scan0078 | |
| Date | 7th December 1932 guessed | |
| WILLS PRESSURE FILLED JOINT RING, Limited, Salmon Parade - - BRIDGWATER. Telephone : Bridgwater 241 and 242. Telegrams : "Wills-Phone-Bridgwater." DIRECTORS : A.{Mr Adams} F.{Mr Friese} WILLS (CHAIRMAN). R.{Sir Henry Royce} DODD. C. STANDEN PAINE. C. HENRY HOOPER. J.{Mr Johnson W.M.} W. TURNER. P. WILLS (MANAGING DIRECTOR). Manufacturers of the Wills Pressure Filled Joint Ring. British Patent No. 380853. Foreign Patents. ARGENTINE. INDIA. GERMANY. DENMARK. NORWAY. CZECHO SLAVAKIA. FRANCE. HOLLAND. SWEDEN. AUSTRALIA. ITALY. JAPAN. BELGIUM. CANADA. SOUTH AFRICA. U.S.A. SWITZERLAND. Graph Text: S/26 & 30 .125" .123" .120" .118" .116" .115" .110" .106" .100" .093" .089" .084" 0.1875 TUBE COMPRESSED TO .156" AXIAL LOAD IN TONS - 0 5 10 12 15 20 25 30 35 40 45 50 55 60 65 70 PRESSURE HELD IN LBS. 1900 2400 2900 3500 4200 4900 5500 6600 7800 8900 10300 11800 13000 These figures are based on the N.P.L. report on p.p. 17, 18 and 19. Pitch diameter of ring 3 1/8". | ||