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Патент USA US2405975

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Aug. 20, 1946.
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Patented Aug. 20, 1946
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gumreo STATES ?PATENT OFFICE
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Samuel P. Parker, La Grange, Ga., assignor to
Gallaway Mills, La Grange, Ga., a corporation
of Georgia
Application July 27, 1945, Serial No. 607,421
31 Claims.
1
This invention relates to pile fabric looms of
the type in which means are provided for period
ically drawing out pile yarns from the shed to
form loops, which are then bound in place as the
weaving continues and may be cut or left uncut,
(01. 139?38)
2
Fig. 2 is a longitudinal sectional view on the
line 2--2 of Fig. 1 with parts omitted;
Fig. 3 is a View on the line 3?3 of Fig. :1 with
parts. omitted;
Fig. 4 is a view in side elevation of the parts
as desired. Such looms are employed to especial
advantage in the weaving of fabrics having a
shown in Fig.3;
long pile which cannot be readily made by the
Fig. 1;
'
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Fig. 5 is a sectional view on the line 5-5 of
use of wires. More particularly, the invention is
Fig. 6 is a sectional view on the line .6-6 of
concerned with a novel loom of the construction 10 Fig. 5;
referred to, which is superior to prior similar
Fig. 7 is a sectional view on the line 1-?1 of
looms in that it is simpler in construction and
Fig. 1;
more reliable in operation, The new loom may
Fig. 8 is an elevational view showing parts
be built to produce fabrics of different widths
associated with those shown in Fig. 7;
and operated to weave fabrics of varying con
Fig.9 is a sectional view on the line 9?9 of
struotions and different lengths of pile in the
form of either out or uncut loops. Also, the pile
Fig. 1;
,
Fig. 10 is a sectional view on the line l0??lll
forming mechanism of the new loom may be
of Fig. 1;
readily installed on existing looms, so that equip
Fig. 11 is an elevational view of the parts
ment available in a mill and used for weaving or 20 shown in Fig. 10;
dinary goods may be converted to pile fabric pro
Fig. 12 is a front elevational view of the loom,
duction and changed back, as the demands of
on an enlarged scale and with parts omitted;
the market may require.
Fig. 13 is a sectional view on the line [3-43
The loom of the invention includes the usual
of Fig. 12;
weaving means, including means for supplying 25 Fig. 14 is a sectional view on the line M-M
ground and pile warp yarns, means for forming
of Figs 1 and 12;
the warp yarns into sheds, means for inserting
Figs. 15 and 16 are views, partly in plan and
picks of ?lling in the sheds, beat-up means, and
partly in section, showing the mode of opera
fabric take-up means. In addition, the loom is
tion of the clutch shown in Fig. 14;
provided with a carrier extending across the 30
Fig. 17 is a view in side elevation of a part of
warp and movable lengthwise of the warp. The
the clutch operating mechanism;
carrier is provided with hooks mounted movably
Fig. 18 is a sectional View on the line l8.?l8
on the carrier and operable with the carrier to
of Fig. 1, with parts omitted;
engage pile warp yarns and draw them out of the
Fig. 19 is a sectional view on the line l9--|9
shed to form loops. In the operation of the
of Fig. 1;
loom, the weaving means are periodically stopped
and, in each such period of rest, the carrier
and hooks are manipulated to form loops. When
that action has been completed, the weaving
means are started again and the weaving con
tinues until the next stoppage and the next set
of loops are formed. The hooks which have
formed the loops retain control thereof, until a
plurality of picks have been inserted in the next
Fig. 20 is an elevational view of the parts
shown in Figs. 18 and. 19;
Fig. 21 is a fragmentary plan view of parts
shown in Fig. 20;
40
Fig. 22 is a sectional view, with parts omitted,
on the line 22-?,22 of Fig. 18;
Fig. 23 is a sectional view on the line 23--23
of Fig. 22;
Fig. 24 is a plan view, with parts broken away,
weaving operation and, if the loops are to be cut, 45 of the pile forming mechanism;
the severing is effected during that weaving op
Fig. 25 is an elevational view, with parts broken
eration. If uncut loops are desired, the hooks
away, of the mechanism shown in Fig. 24;
continue to hold the yarns, until just before the
Fig. 26 is a sectional view on the line? 26-26
?next loop forming operation starts, at which
of Fig. 24;
_
time, the hooks release the loops.
50
Fig. 27 is a fragmentary plan view of parts'of
For a better understanding of the invention,
the pile forming mechanism;
reference may be made to the accompanying
Fig. 28 is a sectional view on the line 28?28 of
drawings, in which
Fig. 26;
'
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Fig. 1 is a view of one form of the new loom
Fig. 29 is a fragmentary elevational view, show
in front elevation with parts broken away;
55 ing the knife operating mechanism;
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