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 H.M. Hobson, Ltd. discussing the hand pump for the Hobson K-S Telegage.
| Identifier | ExFiles\Box 44\3\ Scan172 | |
| Date | 23th January 1929 | |
| X40381 CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY AND TO THE DOMINION & FOREIGN GOVERNMENTS. PLEASE ADDRESS ALL COMMUNICATIONS TO THE FIRM, NOT TO INDIVIDUALS. TELEPHONE: CHISWICK 4231 (4 LINES). TELEGRAMS: "ASSEMBLAGE, LONDON." H.{Arthur M. Hanbury - Head Complaints} M.{Mr Moon / Mr Moore} HOBSON, LTD. MANUFACTURERS OF: Hobson K-S Petrol Telegage AND MOTOR ACCESSORIES. WORKS: LONDON AND WOLVERHAMPTON. 47-55, ACTON VALE, LONDON, W.3. OUR REF. TPS/MW YOUR REF. Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}1/LG 23rd January 1929 For the attention of W. A.{Mr Adams} Robotham, Esq., Messrs. Rolls-Royce, Ltd., Expl. Dept., Derby. Dear Sirs, In reply to your letter of the 21st inst., re hand pump as applied to the Hobson K-S Telegage installations on your cars; firstly, we agree that a spring loaded pump presents advantages "A" and "B" under the following conditions:- (a). The air delivered by the pump is introduced into the top of the tank unit, and forces the petrol out. (b). That the gauge is of the instantaneous reading type, and comprises a dip tube of small capacity in comparison with our bell system. We have given the matter consideration, and come to the following conclusions:- (1). That it is essential to retain the constant | ||