Патент USA US2407032код для вставки
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.