r being utilizable, instead of merely the annular por- said piston and the fixed ring. In Fig.1, it will be seenthat gards the apparatus and the agency of steam as an extin- tion without the eccentric ring, as is commonly the case. the port, I, is half open to the space outside of the piston Both… … transverse, section. In the lat- decks or bulkheads in case of need. It is asserted that $4 or $5 ter illustration, A is a portion of the casing, on the interior of space, worth of brimstone would be sufficient to stifle and annihilate which is cast the ring, B, the depth of which is greater than…
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