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).
List of patent summaries for rotary engines, internal combustion engines, and speed governors.
| Identifier | ExFiles\Box 147\4\ scan0188 | |
| Date | 20th May 1942 guessed | |
| No. Patentee. Title. 544,067 G.S.Rugg and E.Woolley Internal combustion rotary engines. Rotary engines of the type in which the combustion space is defined by a vane rotating in a motor 544,073 Parkinson & Cowan (Gas Meters) Ltd and K.R.Green. Internal combustion engines using either liquid fuel or gas. In the linkage between a single control and two throttle valves is arranged a change over so that the same control member can operate to control either the petrol carburettor or the producer gas carburettor. 544,123 Aktiebolaget Bolinder-Munktell. Speed governors for engines. The engine is governed by a rotating permanent magnet and an armature balanced against a spring. When the rotation is excessive the armature is opened against the reaction of the spring to open ports in a servo device. | ||