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Патент USA US2407032

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Sept. 3, 1946.
`
R. F. MoRcALDl D’
,
KNOTTED NEEDLEWORK WITH TIED LÓOPSE
Filed Mayr-w17,l 1945
' 2,407,031
Patiented sept. 3,1946
'
`_
2,407,032
UNITED- STATESî PATENT OFFICE
2,407,032
>
2,407,031
lengths of uniform width and intended for sale
by yards.
4
continuous strand consisting of a foundation
needlework of tightly knotted meshes forming
Clearly, instead of providing one loop in each
open squares, running diagonally of said foun
square, two or three loops similarly knotted may
dation and loops within certain of the squares
be provided in each square, each loop knotted at CR secured between opposite knots in such squares,
both ends.
It is to be understood that the invention as
such open squares and looped squares being ar
ranged in relation to each other to provide specific
here disclosed is not limited to the details here
pattern bands running horizontally across said
foundation.
described and shown but that the same may be
varied without departing from the spirit of the 10
4. An article of manufacture from a single,
invention as defined by the subjoined claims.
continuous strand consisting of a foundation
I claim:
needlework of tightly knotted meshes forming
open squares, and loops within certain of the
squares secured between opposite knots insuch
needlework of tightly knotted meshes forming 15 squares, such looped squares being arranged in
uniformly spaced bands running across said
open squares, and loops within certain of the
squares secured between opposite knots. in such
squares.
5.,An article of manufacture from a single,
2. An article of manufacture from a single,
continuous strand consisting of a foundation
continuous strand consisting of a, foundation 20 needlework of tightly knotted meshes forming
open squares, running diagonally of said founda
needlework of tightly knotted meshes forming
open squares, running diagonally of said foun
tion, and loops running vertically of said foun
dation and loops within certain of the squares
dation within certain of the squares secured be
tween opposite knots in such squares, such open
secured between opposite knots in such squares,
such open square and looped squares being ar 25 squares and looped squares being arranged in
relation to each other to provide specific patterns.
ranged in relation to each- other to provide
1. An article of manufacture from a single, '
continuous strand consisting of a foundation . Y,
foundation.
specific patterns.
3. An article of manufacture from a single,
_
„
ROSARIA FORLANO MORCALDI D’.
2,407,032
5
simultaneously contracting the latter on its shaft.
6
outer periphery is shaped to lie in and conform
to the tapered interior of said hub and Whose
Wall thickness accentuates the resiliency thereof,
Figure l0 discloses a further modification
which consists in providing the bushing 4l with
said sleeve further having an annular groove ad
an annular shoulder adjacent one end, against
which the ñange ¿i2 bears When the bolts 43 are C: jacent one end and circumferentially spaced re
cesses defining intermediate segments, a thrust
rotated to draw the hub Ml and ñange ft2 to
flange embracing an end of said sleeve, disposed
gether to tighten the sleeve on the shaft. This
in the annular recess of said hub and having
' iîorin does not possess the pulling feature.
spaced lugs receivable in said recesses and rotat
Figure 1l is identical in all respects to Figure
able to a position behind said segments to effect
l0 except that the sleeve 65 is provided with an
interlocking relationship of said flange and sleeve
annular recess at a point spaced from an annular
and means connecting said flange and hub to
shoulder adjacent one end to receive a snap ring
effect a drawing together of said flange and hub ,
4s which latter affords a stop for the flange 47
and consequent contraction of said sleeve.
when the bolts 48 are reversed to move the flange
3. A sheave and mounting including a body
and hub 43 apart in the operation of removing 15
having an inseparable hub provided with a coni
the sleeve from the hub.
cal bore, a single piece, split sleeve having a .sub
Figure l2 illustrates a simple form of the in
stantially thin wall and a tapered exterior dis
vention wherein the ñange 5l] bears directly
posed in said bore, circumferentially spaced seg
against the end of the adapter sleeve 5| when the
bolts 52. are rotated to advance the hub 53 and 20 ments on one end of said sleeve, a flange ring
connected to an eytended end of said sleeve, a
nange 5d towards each other to contract the
series of spaced lugs on said flange ring for inter
5l on its shaft. This form does not in
locking engagement with the segments of said
clude the retracting feature.
`
sleeve and means for moving said flange ring in
Maniiestly, the construction as shown and de
scribed is capable of some modification and such 25 relation to said hub to effect corresponding move
ment and resultant contraction and expansion
niodiñcation as may be construed to fall Within
the scope and meaning of the appended claims
of said sleeve.
»
also considered to be Within the spirit and in
4. A wheel and adapter mounting including a
body having an inseparable hub provided with a
tent of the invention,
W hat is claimed is:
30 tapered bore, a'split bushing in one piece having
l. A sheave comprising an inseparable hub
a substantially thin, resilient wall, and disposed
provided with a tapered bore and an annularly
in said bore, a flange ring embracing an ex
recessed face, a split and correspondingly tapered
tended end of said bushing, means on said sleeve
sleeve mounted in the bore of said hub and hav
and on said flange ring cooperating to effect in
ing a shouldered, extended end, a series of rela 35 terlocking relationship of said sleeve and flange
tively spaced flange segments on the extended
ring, bolts passing through said flange ring and
end of said sleeve, a flange ring having corre
entering said hub and adapted, when rotated, to
spondingly spaced ilange segments on its inner
relatively move said hub and flange ring to eiïect
surface adapted to enter between the segments
contraction and expansion of said bushing.
ci said sleeve and repose operatively in alignment 40
5. A sheave comprising an integral and in
therewith, bolts passing through apertures in said
teriorly tapered hub, a sleeve of resilient mate
ring and entering said hub and effective, when
rial, split longitudinally at one point and disposed
advanced, to draw said ring into the recess of
in said hub, a ring releasably mounted on an
said hub and to simultaneously contract said
extended
end- of said sleeve, radial, circumferen
sleeve, said bolts being likewise effected, when 45 tially spaced segments on said extended end of
reversed, to retract said ring and sleeve by con
` said sleeve, spaced lugs arranged on said ring to
tacting the segments of the former with those
effect interlocking relationship of said ring and
of the latter to release said sleeve for expansion.
sleeve and means connecting said ring and hub
2. A sheave wheel and mounting including a
for moving said ring in one direction to effect
body having an integral and internally tapered 50 contraction of said sleeve and in another direc
hub provided with an annular recess surrounding
tion to release the same to its own inherent re
its bore, a sleeve split longitudinally at one point
siliency for expansion.
and of otherwise unbroken continuity and Whose
BERNARD L. MYERS.
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