Abstract: In an opening device for opening pressed fibre bales, e.g. cotton and viscose fibre bales and the like, by means of a reduction device, e.g. a milling device, being translationally movable over the surface of a bale or a row of bales, the reduction device having at least one milling roll with pressure rolls (17, 18) being disposed axially parallel on both sides of the reduction device, opener discs (14), provided on the milling rolls (3,4) meshing with a grate (10), the grate bars (11) of which lie between the opener discs (14) that engage the bale surface, and with a metal detector device, it is provided that the grate bars (11) are extended towards the pressure rolls (17, 18) to the immediate vicinity of the pressure rolls (17,18), and that the metal detector device is formed by the grate bars (11) and said pressure rolls (17, 18), the grate bars (11) forming a first contact surface and the pressure rolls (17, 18) forming a second contact surface.

Abstract: Apparatus and method for supplying fiber in a chute feed (10) are disclosed including a pivotal air control deflection vane (B) pivoted at an entrance (46) of a reserve section (12). The inclination of the vane (B) may be adjusted, depending on airflow conditions and fiber type, to redirect the incoming horizontal flow (58) of fiber-laden air and deposit the fibers (F) in a column having a level surface (80). The transport air (72) exits the chute (32) of the reserve section through a grille (70). The level column of fibers provides feeding of a uniform weight of fibers across the entire width (W) of the chute for uniform feeding and opening the feed roll (34) and opening roll (39).

Abstract: A card for producing fibrous webs or random webs of textile fibers comprises a plurality of cylinders in series with metallic wire. The cylinders rotate in a predetermined mutual sense to which worker rolls are coordinated. The cylinders and workers are covered by trough-shaped plates. The trough-shaped cover of the cylinders or workers (7, 8, 9) is formed of a plurality of trough sections (20a, 20b, 20c, 20d, 20e) which are arranged in close succession. The trough sections are adapted to be adjustable and to be opened respectively. By this means, a control of the optimum air amount at the rollers may be achieved uniformly over the working width.

Abstract: An apparatus and process for producing fibrous nonwoven fabrics of at least two superposed fibrous web layers of equal or different structure is disclosed by using at least two successively arranged cards (2, 5) in a card set, means for discharging the fibrous webs from the card or the like in one direction, the discharged fibrous web layers being fed to a finishing unit (15) such as a calendar and the like, each card being provided with at least one doffing point (3, 4; 3',4'). The improvement comprises a conveying means (7, 12) carried adjacent and following the doffing point which is tiltable upwardly or downwardly at a predetermined angle. Transport devices (8, 9, 13, 14, 16) are mounted above and beneath the cards in communication with conveying means for transporting discharged webs.

Abstract: A process and apparatus for blending fibers of a plurality of fiber flow is disclosed which includes a fiber feed device (2a, 2b, 3a, 3b) which feeds fiber layers (12) through an angular channel (13, 14) which rearranges the vertical layers into generally upright sections (12a) for transportation and weighing on a conveyor (14) by means of a weighing device (4a, 4b). The weighed fibers are delivered by intake rolls (32, 33) to a common opening roller (20) which opens and mixes the fibers according to a predetermined ratio as controlled by the weighing device. Fibers are discharged by a pneumatic source (40) to individual storage units (41), each of which may be made to store a different blend ratio.

Abstract: An apparatus for producing pattern warps on a cone warping machine comprises a drum, a support, a warping reed and lease rods, means for displacing the lease rods, and a driving means for rotating the drum. There is provided a tong-type gripper (60) for shifting the lease rods (61) axially and in height. The warping reed (25) is displaceably supported as a sliding reed from one central position to both sides, and it may be adjusted vertically with respect to drum (2).

Abstract: Apparatus for cleaning textile fibers such as cotton, etc. is disclosed wherein the fibers are conveyed by an air current to an opening roller cooperating with a grate, and the transport air is separated at a feed box. The separated air (17) serves for discharging contaminants accumulating in a space (9, 11) beneath the cleaning grate (8). The opening roller (7) may be provided with a toothed wire (20) whose teeth have a relatively acute top rake (22).

Abstract: A textile fiber opening and removing apparatus (1) is disclosed having a tower (2) wherein at least one cantilevered arm (5, 6) is supported on the tower in such a manner that the cantilevered arm rotates about a longitudinal axis of the tower and a central axis (31) of a fiber discharge section (11) to various angles. Control means (35) mutually controls and coordinates a lift motor (24) and a traction motor (28) to move cantilevered arm (5) and milling unit (7) over a prescribed inclined path. In this manner, fiber bales (4) may be continuously fed at the top of the inclined path for fiber removal.

Abstract: A sensor (14) is carried by a moving element (7) which may be a cantilevered arm of a textile fiber opening machine (1) having a movable tower (2) on which cantilevered arm (7) is carried. Sensor (14) includes a bar in which an electrical current generated from (17) and sensed by (18) is conducted to set up an electromagnetic field around the moving element in a danger zone. Changes in the field caused by intrusion of the zone by a person are detected to cut off machine operation.

Abstract: A bale opening device (1) for opening textile fiber material from fiber bales (9) and the like is disclosed which comprises a rotary tower (2) supported for pivotal movement about 180 degrees. The rotary tower reciprocates along a row of bales and has at least one cantilevered arm (3) carried by tower. Reducing unit (4) is carried by cantilevered arm (3) for reducing the bales while the tower reciprocates along the rows. Driving means (44, 45) is provided for causing the pivotal movement of the tower about 180 degrees. A rotary part which pivots with the tower, and a base plate (6) is fixed relative to the pivotal movement of the tower. A stop bar (31) is carried by one of the rotary part (5). A plurality of stop brackets (24, 25) are carried by the base plate cooperating with the stop bar.

Abstract: Apparatus for separating waste particles from a textile fiber flow is disclosed which includes a housing (2, 22, 34) with a deviation zone (4) and separation zone (6). Following the deviation zone is a fiber flow discharge channel (5). Following a separation means (10, 11, 23) is a waste chamber (7) for removing large and small particles of waste. The waste particle separation device includes a plurality of rod elements (10, 11) which are curved to guide lighter particles upwardly to prevent adherence to the separating element. Larger particles pass through openings between the rod-like elements to the collection chamber. Communication between the fiber flow and the waste flow may be had by using a valve member (27, 35) to intermittently connect a collection channel (25) with a suction removal source (8) via waste chamber (7).

Abstract: A textile fiber preparation feed system and method are disclosed in which processed textile fibers from a blender (A) are delivered to a flow-through textile cleaner (B) and then directed to a vertical chute feed (C). An air stream conveys the fibers from blender (A) to chute feed (C) across cleaning rollers (34, 36) of cleaner (B) without a nip feed providing increased cleaning efficiency. Control system (60) continues operation of top feed roll (52) after termination of carding machine (14) and discharge of fiber batt (12) from the chute feed to purge excess fibers in the air stream. In this manner, accumulation of the excess fibers in a fiber column (F) above top feed roll is prevented which would block air exit (50) and choke down top feed roll (52) upon resumption of the carding machine or fiber batt discharge.

Abstract: A process and apparatus is disclosed for cleaning and opening loose fiber material which is fed through a feeder to a cleaning operation to be carried away for further processing. The degree of contamination of the fiber material is concurrently scanned. Control of the cleaning procedure is performed in response to the scanned measuring results. A measuring path is provided between a fiber feeder (2) and an opening and cleaning unit (3). At the measuring path (24), there is arranged a device (300) for scanning the degree of contamination of the fiber material. A controller (41) controls cleaning unit (3) and/or take-off rolls (8, 9) of feeder (2). The control of the cleaning procedure is relatively instantaneous in accordance wit the result of a proceeding measurement of the degree of contamination of the fiber material.

Abstract: An apparatus for cleaning and opening fiber materials is disclosed having an intake roller (3) and an opening roller (5) wherein there is arranged between the intake roller and the opening roller (5) at least one intermediate roller (4) having a relatively small diameter and rotating at a high speed.

Abstract: Textile apparatus is disclosed for fine opening and cleaning textile fiber material. The apparatus includes a filling chamber (3) to which the fiber material is fed having a number of opening rollers (5, 6) in superposed arrangement forming a side of the filling chamber. The opening rollers are followed by a take-off roller (8) from which the fiber material is pneumatically carried away by a suction tube (31). A lower opening roller (6) is preceded by a supply roller (16) having a smaller diameter and rotating at a speed substantially slower than the opening rollers (5, 6).

Abstract: A system and method for cleaning and feeding textile fibers is disclosed wherein supply units (A) include a cleaning machine (B) fed by a batt forming machine (C) which includes a reserve chute (42) and a formation chute (44). The reserve chute and formation chute are partitioned whereby a serial flow of fiber laden air may be utilized to deliver fibers to a number of the supply units connected in series. Each supply unit (C) may feed a parallel line (10, 12, 14) of card machines (16). Each card machine (16) is fed by a vertical chute feed (18) to which a fiber delivery air flow is delivered from supply units (60, 62, 64). In this manner, a first fiber batt of uniform density across its width is fed to the cleaning machines. The fibers are more uniformly fed and separated to provide more uniform opening and cleaning of the fibers. The individual and cleaned fibers are fed to a vertical chute feed wherein a second fiber batt is formed for feeding to the textile cards.

Abstract: A winding drum particularly adapted for the production of short warps, such as cloth designs in multicolor weaving, which includes a winding drum having an exterior peripheral surface upon which thread is wound, the winding drum including an axis of rotation about which the winding drum is rotated, a plurality of lease rods carried by the rotatable with a winding member, a plurality of bobbins each having a cord wound thereupon, the bobbins being carried by and rotatable with the winding member, each cord being connected to an associated lease rod, and the lease rods being mounted for parallel and transverse movement relative to the winding drum whereby any cord can be selectively adapted to define a demarcation zone between yarn wound in successive groups upon the winding drum peripheral surface.

Abstract: Apparatus for compacting a nonwoven textile fabric mat is disclosed which includes an arrangement of rollers having a pair of juxtaposed rollers (2,3) and a superposed roller (4) arranged in a fiber compacting arrangement. Juxtaposed rollers (2,3) are spaced apart to define a space (9) in which central superposed roller (4) extends for compacting fibers. Perforations (5) extend through the surface of a shell (6) of each of the rollers. A first conveyor (16,19) conveys the textile fibers to the roller arrangement and a second conveyor belt (17,20) conveys the fibers away from the roller arrangement. Belts (19,20) may be perforated and surround rollers (2,3), respectively. Suction applied to the interior of the rollers assists in compacting the fibers in the mat as air is drawn through perforations (5) which are of a predetermined diameter and shape.

Abstract: An apparatus for producing fibrous nonwoven fabrics of at least two superposed fibrous web layers of equal or different structure is disclosed by using at least two successively arranged cards (2, 5) in a card set, means for discharging the fibrous webs from the card or the like in one direction, the discharged fibrous web layers being fed to a finishing unit (15) such as a calendar and the like, each card being provided with at least one doffing point (3, 4; 3',4'). The improvement comprises a conveying means (7, 12) carried adjacent and following the doffing point which is tiltable upwardly or downwardly at a predetermined angle. Transport devices (8, 9, 13, 14, 16) are mounted above and beneath the cards in communication with conveying means for transporting discharged webs.

Abstract: An apparatus for opening pressed bales of textile fiber comprising spaced grid rods which are adapted to press against the surface of the bale. A toothed disk is mounted on a shaft which extends transversely of the grid rods and is supported to rotate in the space between the grid rods. The toothed disk has a plurality of teeth extending at an angle from the plane in which its central portion lies so that the tips of adjacent teeth revolve in the space between the grid rods in a different orbital path. The paths of the several teeth are adapted to be evenly spaced within the space between the grid rods.