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| Number | Title | Issue Date |
| 7272972 | Method and apparatus for measuring a thickness of a thin film in motion An apparatus for monitoring a thickness of a film in motion. The apparatus comprises a roller for receiving and supporting the film in motion, the roller being adapted to rotate about an axis of rotation. The apparatus also comprises a position detector for detectin... | 09/25/2007 |
| 7211746 | Weigh-pan metering and blending method and apparatus A weigh-pan metering and blending apparatus having a holding chamber for receiving fiber from a fiber distributer and providing temporary storage of the fiber. The metering chamber meters the fiber received from the holding chamber, wherein the metering chamber incl... | 05/01/2007 |
| 6689959 | Weighing device A weighing device for the determination of weight of a fiber material is provided. The weighing device includes multiple weighing arms. Each of the weighing arms is pivotably supported on one end. Also, each of the weighing arms is supported on an opposit... | 02/10/2004 |
| 6195845 | Method and an installation for forming a fiber web by the airlay technique A fiber web is formed by the airlay technique on a web forming and transport surface by dispersing and projecting individualized fibers onto said surface by means of a flow of air, and the fibers are subjected to a carding operation prior to being inserte... | 03/06/2001 |
| 5974631 | Apparatus for making a fiber batt An apparatus for making a fiber batt includes an opening roll for opening fibers fed thereto; a fiber removing device directing an air stream to the opening roll for removing the opened fiber therefrom; a downwardly open fiber gathering hood; an arrangeme... | 11/02/1999 |
| 5873150 | Method and apparatus for distributing long fibers A method and apparatus for distributing reinforcement fibers includes a chute for supplying reinforcement fibers, the chute having an outlet end, and a metering belt mounted for endless travel along a first path at the outlet end of the chute. The meterin... | 02/23/1999 |
| 5802674 | Fibre metering arrangement A fiber metering device adapted for feeding fiber to a fiber utilizing assembly. The device comprises a first fiber feeding unit and a spaced apart second fiber feeding unit. The fiber feeding units are spaced apart so that the second unit is downstream w... | 09/08/1998 |
| 5355561 | Method and apparatus for measuring a characteristic of a fiber structure, such as a fiber composite or a sliver To ensure that on-line measurements performed at a moving or stationary fiber structure, such as a fiber composite or a sliver, deliver useful and reproducible measuring values, the fiber structure, whether such be fiber composites or fiber slivers, must ... | 10/18/1994 |
| 5301399 | Process of detecting and compensating position errors occurring during the manufacture of a web consisting of a multilayer non-woven fabric It is desired to detect and to compensate position errors occurring during the manufacture of a web consisting of a multilayer non-woven fabric by means of a laying machine, in which a web consisting of a monolayer non-woven fabric is supplied to a convey... | 04/12/1994 |
| 5287600 | Method and a device for controlling an opening process, for example at a card A method of controlling the opening of a fiber feed at an opening machine like a cleaning machine or a card, in which an opening element is moved past a fiber feed for loosening and taking over of fibers; simultaneously attenuating the fiber feed; determi... | 02/22/1994 |
| 5233727 | Device for measuring the thickness and/or unevenness of webs or wadding on spinning preparation machines. In a textile fiber preparation machine, thickness and/or unevenness characteristics of a lap (W) formed by a web or wadding of textile fibers being fed in the machine are determined for individual longitudinal strips spaced across the width of the lap. A ... | 08/10/1993 |
| 5121523 | Metering method and metering apparatus for dispensing predeterminable quantities of fiber flocks A metering method or a metering apparatus for dispensing predeterminable quantities of fiber flocks per unit time by two feed rollers (18, 20; 18.1, 18.2, 170, 172) which are arranged at the lower end of a flock shaft (14, 14.1, 14.2), which are rotatable... | 06/16/1992 |
| 5067202 | Method of maintaining a predetermined quantity of sliver in a card and/or drawframe The present invention is directed to a method of maintaining a predetermined quality of a carded sliver, wherein there is a predetermined overproduction from a card and/or a drawframe relative to a spinning machine. The method includes temporarily decreas... | 11/26/1991 |
| 5060347 | Process and device for the manufacture of non-woven fabrics Non-woven fabrics are manufactured using a carding machine with outlet comb, a blamire feed or spreader/batt-making machine with cylinders for depositing a web of fibers, and one or more needling devices. The surface weight of the web delivered by the car... | 10/29/1991 |
| 4948542 | Method and device for manufacturing fibre board The abstract related herein is a device for continuously weighing a web during formation thereof such that uniformity can be promoted in a continuous process. A method for forming fiber board is also disclosed.... | 08/14/1990 |
| 4939815 | Lap evening apparatus for a fiber processing machine A textile fiber feeder includes a feed chute adapted to be charged with fiber material and having a lower portion constituting a zone in which a fiber lap is formed from the fiber material; a measuring arrangement for measuring a distribution of the fiber... | 07/10/1990 |
| 4928353 | Method and means for effecting a controllable change in the production of a fiber-processing machine In order to effect a controllable change in the production of a fiber-processing machine there is changed the working width of the fiber-processing machine.... | 05/29/1990 |
| 4864693 | Flow-through fiber preparation feed system and method 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... | 09/12/1989 |
| 4812993 | Method and means for controlling the drafting of sliver in a draw frame A method and means for controlling the drafting of sliver in a draw frame using sensing means with the aid of which variations in mass of the sliver can be sensed and a resulting signal applied to drafting means located after the sensing means in the dire... | 03/14/1989 |
| 4747188 | Web-laying A control system for a web-laying machine having reciprocating carriage means laying a web in folds on travelling conveyor means comprises variable speed drive means driving one of said carriage and conveyor means, conveyor measuring means measuring the t... | 05/31/1988 |
| 4731909 | Apparatus for controlling the feed roller of a fiber tuft feeder An apparatus for regulating the rpm of the feed roller of the tuft feeder and having an rpm measuring device connected to at least one card roller for generating a first signal representing an operational magnitude of the card roller; a signal generating ... | 03/22/1988 |
| 4703431 | Sliver drawing apparatus A spinning machine, especially a drawing frame comprising at least a pair of feed rollers provided at a fiber working portion for carding at least one sliver and for feeding said sliver to be carded and drafted, at least one first motor for driving said f... | 10/27/1987 |
| 4701981 | Apparatus for pneumatically feeding a plurality of carding machines An installation for pneumatically supplying fiber material to a plurality of carding machines arranged for simultaneous operation includes a plurality of card feeders, each being operatively connected to a separate carding machine. Each card feeder has a ... | 10/27/1987 |
| 4694538 | Feed apparatus for cards, carding engines, and the like In a chute feed apparatus for carding engines, cards and like machines, there is disclosed means for changing the widthwise configuration of sheet material being fed and exiting the apparatus by changing the deformation of a constituent wall of the delive... | 09/22/1987 |
| 4688301 | Method and apparatus for forming a web A method and apparatus for forming a web having a predetermined grammage profile in its transverse direction is provided. The method includes the steps of introducing a flow of particulate material into the distribution chamber of a forming head through a... | 08/25/1987 |
| 4682388 | Textile flock feed control system and method A control system and method for controlling the rate (Y) of fiber input (24) into a delivery system (28) in response to sensed fiber quantity (56) is disclosed. The control system generates a step control signal (C,D) in response to first deviations about... | 07/28/1987 |
| 4662032 | Method and apparatus for forming a web A method and apparatus for forming a web having a predetermined grammage profile in its transverse direction is provided. The method includes the steps of introducing a composite flow of particulate material suspended in air into the distribution chamber ... | 05/05/1987 |
| 4660257 | Method of and a control arrangement for a machine for extracting fiber flocks from textile fiber bales In order to extract fiber flocks from individual textile fiber bale groups with a substantially constant extraction power independently of density variation distribution over the bale height, the individual bale groups are subdivided into a plurality of h... | 04/28/1987 |
| 4646387 | Arrangement for continuously determining the density of a web of fiber sliver An arrangement for continuously determining the density of an elongated strip-shaped web of fiber sliver in the course of a spinning process in order to generate control signals for use in controlling the operation of machine elements operative for equali... | 03/03/1987 |
| 4593436 | Baffled webformer and system In a webformer including a chute for feeding a web of fibers to subsequent equipment the improvement comprising an air deflector plate for controlling the amount of air that can be exuded from substantially all areas of a perforated wall.... | 06/10/1986 |
| 4574433 | Fibre metering arrangement A fibre metering arrangement comprises a supply conveyor carrying fibre to a weighplate, and a nip roller arrangement removing the fibre from the weighplate, and being sufficiently spaced from the weighplate so as not to cause the fibre to accumulate over... | 03/11/1986 |
| 4543690 | Apparatus for forming fiber felts An apparatus as disclosed for controlling the distribution of fibers in a fiber felt forming process, which comprises a guide duct through which a gas current with felt fibers entrained is directed. The gas passes through a perforated conveyor, which reta... | 10/01/1985 |
| 4535511 | Method and apparatus for controlling and regulating machines of a textile fiber processing line A method of regulating fiber quantities supplied to a fiber processing machine of a fiber processing line. The latter includes a fiber storing apparatus connected downstream of the fiber processing machine and receives processed fiber therefrom. The fiber... | 08/20/1985 |
| 4530134 | Computerized control system for a carding machine An electronic control system for a machine which forms fiber material into a length of silver which is delivered into a storage can, and which includes a carding cylinder, a feed roller for supplying fiber material to the cylinder, a doffer for removing a... | 07/23/1985 |
| 4523350 | Carder for manufacturing non-woven, formed fabric from fibrous substances Carder for manufacturing non-woven formed fabric from fibrous substances comprising a plurality of principal rollers and workers and clearers working with said principal rollers, comprising a draw-in roller (1) and a licker-in (2) running in the same dire... | 06/18/1985 |
| 4520531 | Apparatus for making a web from fibers An apparatus for making a web of fibers has an upright and horizontally elongated supply duct having an upper end, an open lower end, and a foraminous side wall. Fibers are fed to the upper end of the supply duct so that they descend in this duct as a rib... | 06/04/1985 |
| 4512061 | Method of controlling fiber-drawing apparatus A draw frame of a sliver-drafting apparatus has three cascaded roller pairs whose lower rollers are driven by respective motors at speeds determined by associated frequency dividers and/or multipliers in the output of a common oscillator of adjustable ope... | 04/23/1985 |
| 4510647 | Method and apparatus for controlling fiber density Method and apparatus for processing textile materials and, in particular, controlling the density of fiber in a carding system. A fiber feeder is provided which includes a blower and an oscillating plate, both of which act to compress fiber collected in t... | 04/16/1985 |
| 4506413 | Apparatus for regulating fiber quantities supplied to a textile machine An apparatus for regulating fiber quantities supplied to a textile machine as a fiber layer, comprises a sensor device for mechanically sensing thickness variations of the fiber layer at a plurality of locations along the layer width and emitting individu... | 03/26/1985 |
| 4494204 | Carding machine or roller card Apparatus for forming fiber material into a length of sliver. The apparatus includes: a machine for receiving such fiber material and forming it into the length of sliver; sensors for monitoring the operation of the machine and providing signals represent... | 01/15/1985 |
