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| Number | Title | Issue Date |
| 4334400 | Apparatus for making a yarn Apparatus for making a yarn comprises two juxtaposed, closely spaced apart suction drums which rotate in the same sense and a delivery duct which protrudes into the triangular space between the suction drums and has an exit adjacent to the suction zones a... | 06/15/1982 |
| 4327545 | Apparatus for making a yarn In apparatus for making a yarn, two closely juxtaposed suction drums are rotated in the same sense and have suction zones which define a generally triangular space. A drawframe supplies a roving to one end of said triangular space. Withdrawing means are p... | 05/04/1982 |
| 4321789 | Process for spinning of core/mantle yarns and yarn products A process for the production of a core/mantle yarn, in which a core thread is continuously conducted through a spinning zone in a gap formed between two adjacent and oppositely moving surfaces; staple fibers are fed into the path of the core thread and co... | 03/30/1982 |
| 4302925 | Multi-component spun yarn and method and apparatus for manufacturing same Multi-component spun yarn. The surface of an open-end spun yarn (staple fibers) having a small degree of twist is covered with a continuous yarn twisted in the same direction. The length of the continuous yarn is greater than that of the open-end spun yar... | 12/01/1981 |
| 4302926 | Multi-component yarn and method of apparatus for its manufacture Multi-component yarn comprising as one component an open end yarn core formed in an open end spinning chamber from staple fibers, and at least a further component consisting of a longitudinal formation which is wrapped on this yarn core in said spinning c... | 12/01/1981 |
| 4274250 | Process and arrangement for the covering of a spinning carrier with fiber material A process and arrangement for the covering of a spinning carrier or foundation, in particular yarn, threads, filaments with fiber material, in particular wool, cotton, synthetic fibers, in which the spinning carrier is pulled past a collector drum for the... | 06/23/1981 |
| 4253297 | Method and apparatus for the production of core yarn A method and apparatus for producing core yarn comprising introducing yarn constituting the core through a supply channel into a stationary spinning chamber, leading the yarn inside the chamber along a straight line to staple fibres rotating in a plane pe... | 03/03/1981 |
| 4249368 | Apparatus for manufacturing a yarn Apparatus for manufacturing a yarn comprises two juxtaposed, closely spaced apart vacuum drums, which rotate in the same sense and have vacuum zones that adjoin the triangular space between the drum. A drawing frame delivers a drawn sliver at one end of s... | 02/10/1981 |
| 4241574 | Spinning process and apparatus A process and apparatus for producing a thread from staple fibers by the open-end or round-about spinning methods wherein the individual fibers are transported by an air stream to the thread forming zone in the nip between two air-permeable rollers with s... | 12/30/1980 |
| 4241571 | Apparatus for open-end or round-about spinning of a thread Apparatus for the open-end spinning or round-about spinning of a twisted thread from individual, discrete fibers using a known combination of paired rollers or drums, preferably air-permeable, perforated rollers or sieve drums cooperated with suction mean... | 12/30/1980 |
| 4222222 | Open-end frictional spinning apparatus There is disclosed an apparatus for the frictional spinning of yarn on the open-end principle. The apparatus includes a mechanism for supplying separated fibers onto one of frictional surfaces provided on respective rotary carriers inserted one in the oth... | 09/16/1980 |
| 4209965 | Universal spinning system The present invention provides a process and apparatus for manufacturing yarn products comprised of an inner core of fibers and an outer layer of fibers. In the process, first fibers have a pre-twist imparted thereto to form a strand which becomes the inn... | 07/01/1980 |
| 4130983 | Yarn spinning apparatus and process Yarn spinning machinery and process utilizing a pair of perforated sieve belts, cylindrical sieve drums or hyperboloid sieve drums for twisting staple fibres at a line of yarn formation wherein the sieve members are moving in opposite directions while air... | 12/26/1978 |
| 4114358 | Method and apparatus for commencing the yarn forming operation of a fasciated yarn An improved method for commencing the yarn forming operation of a fasciated yarn and an apparatus for carrying it out thereof. In the apparatus for manufacturing a fasciated yarn from a bundle of fibers suppled from a supply mechanism into a yarn forming ... | 09/19/1978 |
| 4112658 | Spinning apparatus for spun yarn This invention relates to a spun yarn spinning machine of the air injection type, which has first and second yarn twisting devices disposed between front rollers and delivery rollers. These first and second yarn twisting devices have air injection nozzles... | 09/12/1978 |
| 4107909 | Apparatus for spinning textile fibers A composite yarn is spun in a tapering gap between two suction drums which define suction zones adjoining the gap and facing each other. A yarn core is supplied to the gap between the facing suction zones from a bobbin at one end of the gap and flying fib... | 08/22/1978 |
| 4083173 | Method and apparatus for the manufacture of core yarn in an open-end spinning device A core thread is combined with staple fiber in a spinning rotor by feeding the core thread to form a loop in the fiber collection surface while feeding and withdrawing the core thread in a manner to maintain it substantially linear, and the stable fiber i... | 04/11/1978 |
| 4056924 | Yarn-twisting method and apparatus Method and apparatus for manufacturing yarn. The yarn has a flexible core at least part of which is twisted in a given direction while surface fibers are carried by the core at least at the twisted part thereof and are helically wound onto the exterior su... | 11/08/1977 |
| 4028871 | Process and apparatus for producing spun yarn A process and apparatus for producing spun yarn using an electrostatic field produced by a pair of spaced electrodes, one of which surrounds the other to isolate the electrostatic field therebetween from external physical and electrical disturbances. Stap... | 06/14/1977 |
| 4003194 | Method and apparatus for producing helically wrapped yarn Helically wrapped yarn, having a bundle of substantially parallel core staple fibers, with uniformly helically wrapped staple fibers, and apparatus and method.... | 01/18/1977 |
| 3987612 | Method and apparatus for manufacture of composite yarn products An apparatus and process for forming yarn products. The apparatus has first yarn forming material supply means, collecting means for receiving the first yarn forming material, second means for supplying a second yarn forming material and for placing it in... | 10/26/1976 |
| 3978648 | Helically wrapped yarn Helically wrapped yarn, having a bundle of substantially parallel core staple fibers, with uniformly helically wrapped staple fibers, and apparatus and method.... | 09/07/1976 |
