Bishop Innovation Limited

Glenn David Horrocks

Anthony Bruce Wallis

Andrew Donald Thomas

An axial flow rotary valve for an engine, that is rotatable about an axis within the bore of a cylinder head. The valve communicating with a respective cylinder in which a piston reciprocates, and an ignition means associated with the cylinder. The valve is provided with inlet and exhaust peripheral openings that periodically communicate with cylinder through a window in the bore. A combustion chamber is formed in the space between the crown of the piston at top dead centre and the cylinder head and the valve. The ignition means comprising first and second spark plugs, each of said spark plugs having a nose located at one end thereof exposed to the combustion chamber, said noses being disposed on opposite sides of said window within the axial extremities of said window.

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Marsfield, Australia

Glenn David Horrocks