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sand is ise entirely by the weaver, without the aid of 
any other As tweeled cloths, of any number of 
-leaves, are ae intervowen at thofe intervals when one of 
the leaves is raifed, the woof above, and the warp below, is 
kept floating, or flufhed, a the interfetion takes place. 
-Of confequence, the floating yarn above appears acrofs the 
-of pattern bec at this nient, a 
ped donee eile a ae borg is heap love! it de ca 
with this mountin called diaper. Diapers are 
gees five-leaf tweelr, Aare is fay, every thread of w arp 
float? under four threads of woof, and is raifed, and, of 
ane. interwoven oh the fifth. This is done either 
Luccefiively, forming diagonals at 45° upon the cloth, or by 
intervals of two threads, which is called the broken tweel. 
The latter is generally, if not univerfally, adopted in the 
The reafon of preferring the broken 
T are to be ormed, is 
and materially injure the beauty of the fabric. 
-tweel, on the contrary, reftores to the tweeled cloth a great 
fimiJarity of gL to plain or alternately interwoven 
fabrics, and, pl _ e fame time, preferves the facility of pro- 
-ducing ornaments by reverfing = flufhing. The fimpleft 
kinds of reverted ok will be found in the articles Dimrry 
laper mounting is reprefented by 
r 
beam 
pafling see com the cloth is wound upon the cloth beam 
below, and kept faft by the ratchet-wheel s which is fecu- 
, or knees of the 
othin h 
cel breadth “and eee of fabri 
I the rods between which fe threads of warp pafs. 
a L is ten the point gyncre the warp is intervoven 
with the woof to form the cloth. The lay and fhuttle 
are not eae for the reafon already given. The 
parts, in which 
moft ather looms, are at 
reprefents the treddles, in number five, worke 
dies below at E, the frout leaf being raifed, the back leaf 
funk, and the three intermediate leaves ftationary. 
s moved, wh r 
‘> 
leaf. 
In the ae back leaf is raifed, and all the others fta- 
tionary. otion is baggies means of 
ae ven to the top levers N, and the mo- 
tion coatinued to the treddles by long and fhort careless as 
DIA 
in other looms mounted for ornamental weaving. As diaper 
fabrics are always of ftrong coarfle y 
leaves are made of a length rather more than the whole depth 
of the fhed to be formed. e€ iaper loom is mounted, 
the effe@ of the harnefs is as follows: Let the tweel, which 
by reverling forms the figure, be one of five leaves. "In this 
; ae 
ae ofe which are raifed will then form the figure, and thofe _ 
which remain flationary, the ground. This is effected b 
the weaver epi g s which pafs through the board 
G, until th a leans required be raifed. 
preffes down his treddles in fucceffion, until a change i 
a As the eyes in front are as long as the depth of the 
ed, thofe threads which pafs through the mails le are 
raifed will be funk by the top of the eye, and t eads 
which are {unk by the harnefs, will be raifed by the eae. 
mails for the ground, the exaQ conver ete takes pla The 
two croffed lines between the harnefs and front ie will 
thew the effe& produced, The pattern is thus produced en- 
sae by the yates and the remaining pen of the operation 
1s exactly the fame as common tweeling 
In mo daune diaper looms, the se “8 the harnefs muft 
be tied fo low as to allow the warp to touch the race upon 
uh the fhuttle runs, that its motion may not be interrupted, 
eb road, it is alfo found convenient to ufe 
two fets of top levers, one fec being at each fide of t 
in order to keep the leaves of treddles level, and to facilitate 
the weaver’s power of treading, which in that, as in all gen 
work, requires to be firmiy done. The horizontal ie 
of the diaper mounting will be found in fe. "8 
the explanation of that figure in the article Dravcurt ca 
Cording. 
DIAPERED, in Heraldry. See Diarré. 
DIAPHANOUS, in a a thing tranf{parent, or 
that gives paflage to the rays of light; as water, air, glafs, 
talc, fine porcelain, &c. ne Tee ENCY, 
The word is formed of Sue Oy hae sad Pas, I foew 
DIAPHANEITY, in the fchools, the quality of a tranf- 
parent body; or that. which denominates it fuch. Sce 
RANSPARENCY 
DIAPHANES, in Ancient Geography, a river of Afia, in 
Cilicia, placed by Pliny on the frontiers of Syria 
DIAPHGENIX 
name Gees by the 
ancient Greeks to difcord, as founding twice, and by Guide 
to difcant, finging in two 
In the mufic of the middle ages, during the firft rude 
attempts ry counterpoint, diaphonia was fynonymous with 
organum, and implied a part fuper- added to the canto fermo 
of the church. 
» from Sia, through, and guy, found, is 
fometimes ufed . the ties of refradted found, as it paffes 
threugh different medium 
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