J. Higginson and Co
From Graces Guide
of 9 Wharf Street, Ancoats
1892 Patent N0. 520. J. Higginson, Manchester. Gas Engines. January 11, 1892.— 'This invention relates to gas engines, and comprises an engine in which a single-acting open-ended cylinder with a trunk piston is used as the power cylinder, and the piston receives an impulse at every forward stroke, exhausting on every back stroke, the valve actions being performed in the main by a pair of moving pistons in a second cylinder, and the compression of the mixture occurring in the cylinder; an engine of similar arrangement, but with the various ports and the second cylinder so arranged that a compounding effect is produced .....'. Extract from a brief summary and illustrations in Engineering 1893/01/27.
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