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).
Report from Claremont Haynes & Co. listing patent specifications of interest.
| Identifier | ExFiles\Box 147\4\ scan0080 | |
| Date | 12th September 1940 | |
| "Additional" OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. WEEK ENDING 12th September 1940. SPECIFICATIONS which have become available prints of which are not sent herewith but which may also be of interest. (Opposition date 23rd October 1940) No. Patentee. Title. 524,704 Brandenburgische Motoren-werke Four-stroke-cycle internal combustion engine. Ges. The invention relates to engines having forced charge and fuel injection and seeks to apply the advantages of cylinder cooling experienced in two-stroke engines. For this purpose both inlet [handwritten correction, 'exit' is crossed out] and exhaust valves are left open together for at least 80º of crank angle before and after top dead centre, exhaust valve opening during expansion stroke and inlet during exhaust stroke. 524,708 G.S.Kammer. Fuel injection pumps for internal combustion engines. Improvements in fuel injection pumps of the type in which a plunger with an oblique edge works in a hydraulic accumulator. | ||