Slider Crank Linkage

May 6, 2018 Nigel 0

The slider crank is common in steam engine design as it removes the side forces from the piston and from the connecting rod that is sealed by the gland as it passes into the cylinder. [more…]

Transitional Engine

December 23, 2017 Nigel 0

This engine is occupying a lot of my time and so thought it is about time it went onto my gallery page even if still a work in progress. You will have to bear with [more…]

Stuart Models

December 2, 2017 Nigel 0

A history dating back to 1898 and in recent years has been through a number of owners/locations. A list of the Stuart Models: If you have built a Stuart or have images of it in [more…]

Steam Indicator Diagram

June 23, 2017 Nigel 0

The pressure in the cylinder is plotted versus the cylinder volume. This was developed by James Watt and John Southern to improve the efficiency of the steam engine. The work done is the area within [more…]

Pistons and Liners

April 17, 2017 Nigel 0

There are a number of different combinations of materials for the piston and liner of engines. I’ve listed a number below and comment on their merits, if I’ve missed one then do drop me a [more…]

Lamp Post Engine

April 1, 2017 Nigel 3

How many hours do you spend browsing through the internet looking for inspiration for a new model? Lots of different steam engines and one in particular caught my eye Bodkin 2, what a lovely looking [more…]

5 Cylinder Rotary

March 31, 2017 Nigel 0

This engine took some years from start to finish, a number of those years were down to us moving house and me not locating it after the move. The engine is approximately 85mm in diameter [more…]

Double Acting Oscillating Engine

December 31, 2016 Nigel 0

This engine started when I bought the Warco WM240b and I wanted something substantial to make and the idea of a large rather agricultural oscillating engine popped into my head. The original intention was that [more…]

Plans for New Models

October 23, 2016 Nigel 0

Autumn is here and it is time to plan for a model to make over winter. Lots of weekends and cold dark evenings in the workshop. So lets have a look at the different plans, [more…]