The Rotary Engine

five cylinder rotary engine

This short video clearly shows the relationship between crankshaft, conrods and cylinders for the rotary engine. In rotary engines the crankcase rotates with the propeller. The conrods rotate about the crank pin. These two rotational axes are parallel and half the length of the stroke apart. In this way the early engines removed the need … Read more

Miniature Oscillating Engine

miniature oscillating engine

This is a tiny oscillating engine that was made by Roy Taylor around 1995-1998 Up close like this it doesn′t look quite so beautiful. However, in the images below you can see it against a common match and you then get the scale – quite remarkable. Compressed air/steam goes in through the pipe and exhausts … Read more

Burrell Valve Chest

Burrell valve chest

I’ve roughed the Burrell valve chest out of brass. The valve pushrod bearings were made as one part, silvered soldered into the valve chest. The centre part was then removed on the milling machine. This part is quite small as the Burrell is just 1/20th scale. The main valve chest is 22 x 20 x … Read more