Scientific American Supplement, No. 430, March 29, 1884 — John Shaqi
Scientific American Supplement, No. 430, March 29, 1884Various
Science
Scientific American Supplement, No. 430, March 29, 1884
Various
Science -- Periodicals
Admiral Selwyn thought Mr. Reckenzaun was a little below the mark when
he talked about the dream of getting 5 horse power for one pound--he
would not say of coal, but of fuel. For some months he had seen ½ lb. of
fuel produce 1 horse power, and he knew it could be done. That fuel was
condensed concentrated fuel in the shape of oil. When this could be
done, electrical energy also could be obtained much cheaper, but if it
were extended to yachts, he thought that would be as far as any one now
present could be expected to see it go. Still he thought there was a
future for it, and that future would be best advanced by considering the
question on which he had touched. First, the employment of a cheaper
mode of getting the power in the steam engine; and, secondly, a cheaper
and higher secondary battery. In a railway train weight was a formidable
affair, but in a floating vessel it was still more important. He did
not think, however, that a light secondary battery was by any means an
impossibility. Mr. Loftus Perkins had actually produced by improvements
in the boiler and steam engine two great things: first, one indicated
horse power for a pound of fuel per hour, and next he had devised a
steam engine of 100 horse power, of a weight of only 84 lb. per horse
power, instead of 304 lb., which was about the average. Those were two
enormous steps in advance, and under a still more improved patent law he
had no doubt things would be brought forward which would show a still
greater progress. Within the last fifteen days, nearly 2,000 patents
had been taken out, as against 5,000 in the whole of the previous year,
which showed how operative a very small and illusory inducement had been
to encourage invention. He had long been known as an advocate of patent
law reform, and, therefore, felt bound to lose no opportunity of calling
attention to its importance. Invention was in the hands of the inventor,
the creator of trade. If, without robbing anybody, one wished to produce
property, it must be done by improving manufactures as a consequence
of inventions. In one instance alone it bad been proved that a single
invention had been the means of introducing twenty millions annually,
upon which income tax was paid.
Mr. Crampton said he did not think steam could ever compete with
electricity, under certain circumstances; but, at the same time, it
would be a long time before it was superseded. He should like very much
to see the compressed oil, one-sixth of a pound of which would give 1
horse power per hour.
Admiral Selwyn said he had seen a common Cornish boiler doing it years
ago.
Public-domain text, read in full here on John Shaqi.
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