Inventions in the centuryDoolittle, William H. (William Henry)
History
Inventions in the century
Doolittle, William H. (William Henry)
Inventions
The forests were felled, and the tree-tops removed and made into
charcoal for use in the glass works of Bohemia. The trunks were hauled
to the mills and sawed into planks of suitable thickness by gang-saws.
The planks in turn were cut with circular saws into square pieces for
turning, and then the pieces turned and cut on lathes, to give them the
size required and the rounded shape; the pieces then steamed while in
their green state for twenty-four hours in suitable boilers, then taken
out and bent to the desired shape on a cast-iron frame by hand, then
subjected, with the desired pattern, to the pattern-turning table, and
cut; then kept locked in the pattern’s iron embrace until the pieces
were dried and permanently set in shape, then clamped to a bench, filed,
rasped, stained, and French polished by the deft hands of the women;
then assembled in proper position in frames of the form of the chair or
other article to be made, their contact surface sawed to fit at the
joints, and then finally the parts glued together and further secured by
the addition of a few screws or balls.
Chairs, lounges and lighter furniture were thus made from bent pieces of
wood with very few joints, having a neat and attractive appearance, and
possessing great strength. The art has spread to other forests and other
countries, and the turned, bent, highly polished and beautiful furniture
of this generation would have been but a dream of beauty to the
householder of a century ago.
Children’s chairs are made so that the seat may be raised or lowered, or
the chair converted into a perambulator. Dentist’s chairs have been
developed until it is only necessary for the operator to turn a valve
governing a fluid, generally oil, under pressure to raise or lower the
chair and the patient. In the more agreeable situation at the theatre or
concert one may hang his hat on the bottom of the chair, upturned to
afford access to it through a crowded row, and turning down the chair,
sit with pleasure, as the curtain is rolled up by compressed air, or
electricity, at the touch of a button.
To the unthinking and unobserving, the subject of _bottle stoppers_ is
not entrancing, but those acquainted with the art know with what long,
continuous, earnest efforts, thousands of inventors have sought for the
best and cheapest bottle stopper to take the place of corks--the
enormous demand for which was exhausting the supply and rendering their
price almost prohibitive.
One of the most successful types is a stopper of rubber combined with a
metal disk, and hung by a wire on the neck of the bottle, so that the
stopper can be used over and over again; another form composed of glass,
or porcelain, and cork; another is a thin disk of cork placed in a thin
metal cap which is crimped over a shoulder on the neck of the bottle,
and still another is a thin disk of pasteboard adapted for milk bottles
and pressed tightly within a rim on the inside of the neck of the
bottle.
Public-domain text, read in full here on John Shaqi.
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