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Lot 29

A KYKO SMALL COMMERCIAL PRIME-MOVER HOT AIR ENGINE,

22 September 2015, 13:00 BST
London, Knightsbridge

Sold for £875 inc. premium

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A KYKO SMALL COMMERCIAL PRIME-MOVER HOT AIR ENGINE,

The finned air-cooled working piston is 2.125" bore x 1" stroke, has a well developed wick oil piston seal and ball socketed connecting rod. The perforated disc crank is bent steel, and runs in ball races in A-frames, as do the working and displacer piston connecting rods. The crankshaft carries a triple diameter pulley wheel with drive-pins. The pulley drives an aluminium cooling fan in an aluminium airducting casting. By using a form of forked side-rod connecting rod the displacement piston rod runs in a long seal. Tapered cast stand. Finished in black and brightwork. 19 ins (48cm) high x 7 ins (18cm) wide

Footnotes

These engines were relatively sophisticated in their construction with a consequential increase in the power to weight ratio. They were used for a wide variety of purposes including central heating circulating fans, shop window displays and mini pumping units.

Additional information

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