New-York tribune., 1868-04-29

pared they present resistance 10 tie winding on which
causes the breaking OF the thread ana leads TO anew
The workman ought % possess great skll IN joining
select the most opportnne moment to the
regularity of the product that the trace OF these
thus avoid knots coarssness. chris. or dots.
Nor will rare skill IN these particulars produce efecf
velocity Of at least 200 per inmate without ths
the thread Instead OF being smooth and brilliant woulc
too so% moyemen would not dress The thread snf
ston, and fixed under the form Of the Bgure the
layers Of the cocoons. 0I
give the dnl appearance while the development Of the
thread in the straight line by the rapid movement
permits the reflection Of the light those perfect
ermned conditions which give brianey 10 the finest
We have entered somewhat al length into these details
because they will assist us 20 discover the many different
ns the better TO understand why the more perfect
opment OF this industry remains concentrated the
not been able till bring about those elaborate and
exquisite notifications In SILK which have been produced
Bnt il converting the coeoons silk IN
fu he due 10 local circumstances not the
case with the industrial specaltes which follow t com
mencing with the Throwing" or spinning OF the SIR
Almost all European nations were represented a. nc
silk manufacture. - q
dress silk badly reeed and It may be well TO enter INTO
interests American manufacturers
silk OF the first quality being actually as dear az silver
conditions especially when 10 s intended 20 produce
fabrics like those much admired at the Exhibition aud
among others the truly artistic silks OF Lyons. .
Different have been devised 20 determine the
81 9G sg d snd naoy Tha
facturer Is particularly ingenious in constructing ap-
paIaus TO rectiy SORT and dress silks OF
APPARATUS TO SORT, TO AND TEST THE QUALITIES
AND PROPERTIES on SILK.
silk thread has more need 70 be sorted, or numbered,
than the threads Of other substances The sorting
numbering determine the relation Of the unity OF
weight unity of length. For silk the unity OF
weight is generally the dei or fraction OF the ancient
rre Of Montpelier and the Ge'e, equivalent TO grs
|. 053. -. -
biers we that thread Of IT, of b meters oflengtb
weighs from to o deniers. \
Efforts are being made to modify this standard and 10
substitute the unit Of 800 meters for the 475 meters and
the migramme tor the denier in order TO make the ys-
| tenn conform to the metrieal system.
The rectihcaten of the standard Of silk seems TO be
from the manner silk is produced far less
arrive at regularity than n oy otS the o process pae
Beside. silk, from its nature and price is intended
In its manufacture ought 10 be so much the perfect
The mode Of atrage, generally used In all periods con
sists in winding OF certain length and the determine
liner Of course Will the silk be- Itiseyident for example,
Saa more eT fine than il L weighed two mgrammes sup
Ss ss change s Ss the
unit Of length will weigh more II u contains huDd-
The public establishments of Europe, ascertain the
condition of silk have for Their specific object 10 deter
le.l
degree of humidity and the absolute weight OF this same
! foreign matter, as If the SILK were perfectly dry ;
Establishments OF this kind IT Is wei known exist in
the principal manufacturing centers Of the trade IN silk
They Generally operate under the direction Of the
Gus Chambers OF Commerce.
These Of control offer great security TO business
but unhsppiy they do nothing 70 verify or establish
the regularity of the threads.
weight and tie length but indicates nothing the
homogenty OF the thread. Each deternihae enRth or
Ssa sKs regular ss For example # sfeln Of 1000 meters
presents an equal tire standard for each 600 meters
| may Lot be parts alternately coarse and nne.
THIS effect happens much more freqaeinuy MY Win tne
silks that are poorly WorKed OIL account VI 'he ~" e
tye price =, c,,,. 1aron and the Ievan, ,tr,v.
with sreat perency to ascertain and ree these
Irregularities OF thread by the windings ON During tDs
moved by the hand but this sow expensive opera
ton. and anything but sure ,c annara,u.
which arrives mgeh more efficiently and economically az
/ the result sought ior
THE SILK SORTING APPARATUS OF O. HoSNEoER, swITz'
I ERLAED.
This machine receives, Oh the one part, senes 0,
skeins Of SILK To eaen sEen correspond number nun OF
| posed TO be contained in the sken. =. r.,
The solution Of the problem consists IN eGeess s snn on
pose ve bobbins, from No to No Each VIII reeve sew,
portion Of thread Of the n or s %nG% tnress whes
om the fGF to Ss
%aca % By yaaransed sa Ss Ss
ms prsper erIS SoSbn The Variation IA the rsct
tbe nont OF departure in the variation Of the guide
lever which directs the thread TO the reel proper re-
A glance at the working Of this apparatus enables
TO understand 1t better than woud TIE most
By the employment of this machine the cheap sils OF
the East can Hereafter find still more extensive apPca-
tions and contribute 10 new development ln hh III
dustry - -. - ,,o, ,,c,,
Another apparatus Of great utility was exhibited by
Prof Acan IN the French section lis an instrument of
with great facility object to test the tenaCy arc
elasticity hlaments and threads and 70 determine the
degree tension most suitable to be employed Oh any
The mechanism OF this instrument, though not at all
complicated. has been explained ~ detail win iM spp
cations by the inventor In several works very Npna
France IN bis rease Cotton
and the other on the Manufacture OF Wool A.. c.,
3os Gmn,riaLe des Arts ef Meisers Paris 10 be
obtained OF the publisher J. Baudry Paris. .,o.,.,
%s ns%' N Sseis ne q
material and upon the progress OF TINS industry 'n"i
any ths msShne az the Exhibition Is another sppa
tsrssas aSd ap new machine TO prepare open
cotton before the ginning both the production ei fioi
| hloan This eminent engineer has made, as we nave
seen, special study Of the industrial questions which
are Of such vast Importance to the American peops p
The machines for SIX Throi0 at the Exhibition.
have remained far as fundamental princpes sre eo
at the origin Of automatic Industry but they have been
improved their details, and In the harmony o 'ne'
The Swiss manufacturers, especially, have exhibited
remarkabie collection Of implements In this department
The assortment, thus exposed, anu WHICH afe em
| nloyed in the best factories consists;
ist OF series Of "tareles" to WIND clean and equal
ize the threads during their automatic windiYapn
lt-Sd or an apparatus 10 unite and double tS threads
with a mechanism for instantly stopping the machine
| whenever a thread breaks -.
3D. OF machine TO give the first twist t he doobea
threads tho direction determined for the production OF
the tram woOf. 49,. - a..
| 9th OF a second machine 10 retwist together Two
threads already twisted separately thus producing 'ne
organzine. -. - ,,,o q, ,,o,, .o,
The object of these machines 90 simple ~ uelr con
| "a 20 oht u
nroSnct that is 10 saw worked in such manner That
pob mil ~ length exactly the same number or