Fig. 2 is an inside or face view of the valve, and tig. is a horizontal section of the valves and steam chest as connected with the trunnion of the engine. The trunnion, , of the cylinder is made ...

A represents an oscillating steam cylinder, supported on suitable bearings, and having a circular face with two openings, B C, as shown in Fig. 2, communicating by steam channels with the front ...

A two-cylinder steam engine drove the vehicle, ... Carhart perfected an oscillating valve for steam engines in 1865 and was awarded a patent in 1869 for a needle projector for sewing machines.