The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 227
being filled with plates of glass, thedoor of the carriage is closed, and ihe same can then be removed to the an-nealing arch (the temperature of which can be regulated at pleasure), withoutthe least risk of being exposed to the action of cold air. ROTARY ENGINE AND ROTARY PUMP. Matthew Leach, of… … The principal novelty in this engine consists in the application of a triangulartappet or cam placed between the sliding pistons, by means of which theouter edge of each of the sliding pistons is simultaneously kept in contactwith the surface of the inside of the cylinder. Fig. 1, shows an…
Architecture · Civil engineering · Science
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