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| Number | Title | Issue Date |
| 4317260 | Method improvement to increase the proportion of usable fibers in processable textile fiber stock In opening and cleaning fibers an improved method to increase the proportion of usable fibers in processable textile fiber stock using a plurality of bale opening machines feeding fiber to a line of fiber cleaning and mixing machines, following which the ... | 03/02/1982 |
| 4315398 | Open-end spinning apparatus A friction spinning apparatus comprises an opening roller system for feeding fibres in a feed duct to the throat formed between the adjacent peripheral surfaces of two parallel drums rotating in the same direction. Yarn formed at the throat, by frictional... | 02/16/1982 |
| 4280250 | Textile carding machine frame construction A carding machine for textile material has a taker-in cylinder, a main cylinder and a doffing cylinder supported by a frame comprising of two frame side members. The frame side members are costructed from sheet steel and are interconnected by two sheet st... | 07/28/1981 |
| 4236319 | Warp sheet splitting device for a drying chamber in a yarn sizing process In a sizing process for a warp sheet of yarns, a drying chamber has an upper first region, substantially void of a drying medium, and a second region containing the drying medium. A transversable warp splitting device is provided in the chamber which is t... | 12/02/1980 |
| 4206589 | Formation of a self twist fibrous structure A method of forming a self-twisted fibrous structure comprises twisting two strands of similar count such that each has repeated along its length alternating zones of opposite twist, converging the strands at a convergence point such that they partly untw... | 06/10/1980 |
| 4179773 | Means for severing and compacting coiled sliver In combination with a sliver coiler and can changer apparatus, a sliver compactor and severing device is provided which concurrently compacts coiled sliver and separates, parts or severs through attenuation the ultimate strand portion extending between th... | 12/25/1979 |
| 4170102 | Open end spinning rotor with special boss A rotor for an open end yarn spinner is disclosed having a depending boss with a bore therethrough for interference fit with a supporting shaft, wherein the boss is formed with an annular concave recess proximal its juncture with the base of the cup porti... | 10/09/1979 |
| 4169348 | Fibre opening apparatus for an open-end spinning machine A fibre opening apparatus for an open-end spinning machine includes a housing provided with a recess in which is mounted for rotation a fibre opening roller. The peripheral surface of the opening roller co-operates with a fibre locating surface defined by... | 10/02/1979 |
| 4167846 | Steel rotor with hardened fibre collecting groove and method of manufacture thereof Disclosed is a method of manufacture of a rotor for the open end spinning of staple fibres into yarn which is formed of a steel and has hardened surfaces at its fiber contacting and collecting surfaces, wherein the rotor may be fashioned by machining from... | 09/18/1979 |
| 4151706 | Yarn stripper Disclosed is a plate-like yarn stripper device for use in removing staple fiber yarns from rotatable elements of circular cross-section, such as in the removal of yarn wraps underwound beneath a spindle blade to anchor the yarn threadline in the doffing a... | 05/01/1979 |
| 4016004 | Trash collecting system for open-end spinning machine First suction forces of relatively large magnitude and small duration, and second suction forces of relatively small magnitude and large duration, are alternatively applied to the trash outlet of each trash box of a multi-station open-end spinning machine... | 04/05/1977 |
