Patents Assigned to Hergeth Hollingsworth GmbH
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Patent number: 5515577Abstract: An opening and blending device for pressed fiber bales, comprising a continuous fiber supply on a transport for feeding the pressed fiber bales to a reduction area. The device comprising a milling head guided on rails for reciprocating movement over the reduction area, with a transport plane of the transport extending at an angle to the reduction plane of the reduction area and comprising a suction channel for the removed fiber flocks. The milling head is arranged in an arm extending over the width of the transport and is supported on one side on a rail guide beams to be displaced thereon along the transport.Type: GrantFiled: May 9, 1994Date of Patent: May 14, 1996Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Bernard Bocht
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Patent number: 5408727Abstract: In a mixing and opening device for pneumatically supplied flocculent fiber material, wherein fiber material is fed, by use of transport air and through a supply conduit, to a blow-in chute section of a hopper, wherein said blow-in chute section comprises a screen means for separating the fiber material from the transport air, and an air collecting chamber arranged behind said screen means for discharge of the transport air, and wherein, on the lower end of said hopper, the fiber material layered in said hopper can be fed via an intake means to an opening means, it is provided that the intake means comprises two intake rollers of different sizes.Type: GrantFiled: October 14, 1993Date of Patent: April 25, 1995Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Reinhard Schmidt
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Patent number: 5400475Abstract: In a nonwoven laying device having at least two reciprocating carriages to be accelerated at the reversal points of their moving path, namely an upper carriage and a laying carriage, and having at least two circulating conveyor belts to be guided by guide rollers of the carriages, namely a main conveyor belt and a guiding conveyor belt, the upper carriage having at least two guide rollers. The guide rollers are laterally displaced and are set at different elevations so as to form a descending path for at least one of the conveyor belts. The path having an acute angle to the horizontal. Both belts facing each other forming an opening angle from 20.degree. to over 90.degree.. The angle is adjustable through adjustable rollers in the carriage.Type: GrantFiled: April 28, 1994Date of Patent: March 28, 1995Assignee: Hergeth Hollingsworth GmbHInventor: Eduard Hille
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Patent number: 5353477Abstract: A nonwoven laying device has at least two reciprocating carriages accelerated at the reversal points of their moving path. The device has an upper carriage and a laying carriage, and at least two circulating conveyer belts guided by guide rollers of the carriages, namely a main conveyer belt and a guiding conveyer belt. An electronic control regulates the moving process of the belts. The laying of the nonwoven fabric is effected with a possible stretching of the web. The speed relationship between the speed V.sub.O of the upper carriage and the speed V.sub.L of the laying carriage is set differently in dependence of the positive or negative stretching.Type: GrantFiled: September 29, 1992Date of Patent: October 11, 1994Assignee: Hergeth Hollingsworth GmbHInventor: Eduard Hille
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Patent number: 5343597Abstract: In a device for opening and cleaning fiber material with two opener rolls (2,4) rotating in the same direction and each being supported in a housing (3) side by side in parallel in a horizontal plane above grate segments (12, 14). The circles of action of the rolls almost contact in the horizontal, with a feeder (8) directed tangentially onto the one end of the first opener roll (2) in the fiber transport direction An outlet (30) protrudes horizontally from the housing (3) on the side of the housing (3) opposite the feeder (8) , through which an air flow (6, 34) feeds and discharges the fiber material, respectively. It is provided that, via the feeder (8), the fiber material is directed vertically from above between the housing (3) and the opener roll (2) onto that side of the first opener roll (2) facing away from the second opener roll (4).Type: GrantFiled: May 21, 1992Date of Patent: September 6, 1994Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Manfred Scholbrock
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Patent number: 5337455Abstract: A device is provided for feeding fiber material into a textile machine, comprising a horizontal transport channel (10), a feeding chute (2) branching vertically downward from the transport channel (10), an air-collecting chamber (3) separated by an air-permeable intermediate wall (9) from the feeding chute (2) connected with the transport channel (10), the air collecting chamber (3) being provided with a closable blow-off opening for discharging the flow of transport air, and a fiber transport device (18) at the lower end of the feeding chute (2), wherein at least one blow-off opening (6) is arranged at the lower end of the air-collecting chamber, alternately suddenly blowing off or shutting off the flow of transport air (7).Type: GrantFiled: August 29, 1991Date of Patent: August 16, 1994Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Ulrich Schmidt-Doepper, Ulrich Hartmann, Winfried Heuermann
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Patent number: 5326194Abstract: A device and method for pneumatically feeding fiber flocks into a plurality of feeding chutes of fiber processing machines connected with at least one distributing line, the feeding being effected through a fiber and transport air flow, characterized in that the distributing line is a formed by a closed circular line (4) into which a first transport line section (6) opens for feeding in fiber flocks, and that, at the end of the first transport line section (6), the fiber and transport air flow may be switched selectively into the one or the other direction of the circular line (4) through a switching means (8).Type: GrantFiled: September 23, 1992Date of Patent: July 5, 1994Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Reinhard Schmidt
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Patent number: 5315738Abstract: In a multiple bale opener (1) for a plurality of rows of fiber bales (8) arranged side by side and supplied on transport means (6), comprising a reduction device (2) moved in a surface of action (16) having a plane of action extending at an angle to the plane of supply of the transport means (6). It is contemplated that the reduction device (2) consists of at least one action and provided at the end of the transport means (6).Type: GrantFiled: May 22, 1992Date of Patent: May 31, 1994Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Reinhard Schmidt
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Patent number: 5276946Abstract: In a multiple bale opener (1) comprising a transport device leading pressed fiber bales (14,16) to a horizontal reduction area (3), the transport device having a section (20) rising towards the reduction area, and a reduction device (5) moved back and forth in the reduction area, it is provided. The transport device has a plurality of adjacent independent transport tracks (2,4,6,8), and the transport tracks (2,4,6,8) are pivotably supported at the rear end of the reduction area (3), seen in the direction of transport. The distance of each of the transport tracks (2,4, 6,8) to the plane of reduction can be adjusted separately at the front end of the reduction area (3), seen in the direction of transport, and the transport velocity of each of the transport tracks (2,4,6,8) can be adjusted separately.Type: GrantFiled: April 3, 1992Date of Patent: January 11, 1994Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen
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Patent number: 5236343Abstract: In a device for opening pressed fiber bales and spinning material set up in rows along a bale supporting wall (12) by means of a milling device (5) accommodated in an arm casing (6) and having two parallel milling rollers (3,4) working on the surface (20) of the fiber bales (7). A suction hood is arranged above the milling rollers for sucking the loosened fibers off in an air flow. A suction opening (18), open towards the bale surface (20), is recessed between the milling rollers (3, 4) in the front wall (14) of the arm casing (6) facing the bale supporting wall (12) and a stripping device (26) abutting against the bale supporting wall (12), is arranged at the front wall (14) in the area of the suction opening (18).Type: GrantFiled: April 3, 1992Date of Patent: August 17, 1993Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Reinhard Schmidt
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Patent number: 5221053Abstract: In a device for opening pressed fiber bales material, using at least one milling roller (3,4) acting on the bale surface (20) of the fiber bales, and one pressure roller (18) arranged before and behind the milling roller, respectively, in the moving direction thereof and parallel thereto. A suction hood (21) is arranged above the milling roller (3,4) for sucking off the reduced fibers in an air flow. And air-guide channel (2), provided by a plurality of air-guide sheets (22,26), is arranged between the pressure roller (18) and the milling roller (3,4), extending over the whole length of the milling roller (3,4) and in parallel to the milling and pressure rollers (3,4,18).Type: GrantFiled: April 3, 1992Date of Patent: June 22, 1993Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Reinhard Schmidt
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Patent number: 5201103Abstract: When joining nonwoven textile fiber webs the fabrics are placed side by side by means of rolls and are commonly transported away. The adjacent webs (7,8) are subjected to a stuffing process (10,36). Thereafter, the stuffed web of larger thickness is slightly stretched by having the successive roll rotate faster than the stuffing roll. In this manner, multiple side by side webs may be joined by fibers near their adjoining edges entangling to interlock and form an integral large-width web.Type: GrantFiled: January 7, 1991Date of Patent: April 13, 1993Assignee: Hergeth Hollingsworth GmbHInventors: Werner Frosch, Werner Lasenga
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Patent number: 5197162Abstract: In a device for feeding flocculent fiber material to processing machines, comprising an upper filling chute (1) arranged in a housing, at the lower end of which a feeding roller (8) is arranged cooperating with a beater or opening roller (9) from which a feeding chute (6) branches tangentially, the filling chute (1) and the feeding chute (6) having at least one at least partially air-permeable chute wall (2, 11), an additional pneumatic compacting being performed in the feeding chute by injecting a compacting air flow (C), and the flow of transport air (A) being discharged at the air-permeable chute wall (2) of the filling chute (1), it is provided that the flow of transport air (A) is discharged within the housing (7) into an exhaust air chute (3, 4) that is substantially parallel to the filling and feeding chute (1, 6) to an exhaust air connecting member (5) arranged downstream of the air-permeable chute wall (11), and that a partial air flow (B) of the flow of transport air (A) is supplied into the feedingType: GrantFiled: October 7, 1991Date of Patent: March 30, 1993Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen
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Patent number: 5175909Abstract: A suction device for a bale opener is provided for sucking off fiber flocks having a suction hood (1) being arranged above the opening means of the bale opener, extending over the whole working width and being connected with a suction channel (6) for removal of the sucked fibers, which suction hood (1) has a suction opening opposite the bale surface and consists of two opposite side walls (4, 5) as well as a rear hood-limiting wall (3) and an upper hood-limiting wall (2) which are at least partially curved. The invention provides that the highest point or uppermost portion (13) of the upper hood-limiting wall (2) is arranged in the central area of the working width and that both hood limiting walls (2, 3) of the suction hood (1) have a continuous curve.Type: GrantFiled: July 31, 1991Date of Patent: January 5, 1993Assignee: Hergeth Hollingsworth GmbHInventor: Akiva Pinto
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Patent number: 5090629Abstract: In an opening device for opening pressed fibre bales, e.g. cotton and viscose staple bales and the like, comprising a plurality of opener rolls (3,4) on which a plurality of milling discs (14) are arranged side by side such that they are offset with respect to the milling discs (14) of the adjacent opener roll (3,4), and comprising a grate (10), the bars (11) of which extend between the milling discs (14), it is provided to dispose a baffle sheet (8) with a cross section of a substantially gabled roof-shape is disposed in parallel to the roll axes (6,7) of the opener rolls (3,4) between said two opener rolls (3,4), the tip of the sheet protruding beyond the grate (10) into the lower space between the opener rolls (3,4).Type: GrantFiled: October 22, 1990Date of Patent: February 25, 1992Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Reinhard Schmidt
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Patent number: 5072491Abstract: A hopper feeder for blending and feeding textile fibers is disclosed which includes a chute (3) having a bottom conveyor belt (5) and an upwardly inclined spiked lattice (6) for reducing and opening the fibers, and inclined surface (4) is disposed in the chute and extends at least half the length of bottom conveyor belt (5), and receives textile fiber from an overhead reciprocating feeder. A freely rotatable roller (11) maintains a column of fibers in working relation with spiked lattice (6). A door (15) is provided below inclined surface (4) through which textile fiber may be fed directly.Type: GrantFiled: April 9, 1990Date of Patent: December 17, 1991Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen, Bernhard Bocht
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Patent number: 5044046Abstract: In a blending device (1) for textile fibers, e.g. fiber flocks of cotton, comprising a fiber collecting device into which disintegrated fiber flocks drop after blending. A horizontal suction channel (10) is arranged at a lower end of the collecting device in which an airflow is created which transports the fiber flocks. The suction channel (10) has a waste collecting chamber (21) arranged in the entrance opposite the fiber collecting device. The waste collecting chamber is separated from the suction channel (10) by a grate (16) arranged in a plane of the surface of the suction channel, and the airflow in the entrance of the fiber collecting device sorts the fiber flocks in a transverse flow which transports the textile fibers down the suction channel while allowing the heavier trash and impurities to fall through the grate (FIG. 2).Type: GrantFiled: April 16, 1990Date of Patent: September 3, 1991Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Guenter Lucassen
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Patent number: 5007137Abstract: In a card especially suited for the manufacture of nonwovens for producing aerodynamically formed, air laid, fibrous webs, comprising a feed roller (F), a driven main cylinder (T) rotating at a high speed, an air shaft or passage (2) which, adjacent the fiber doffing zone (3) is substantially tangential to the main cylinder (T), and which extends to an air-permeable nonwovens web conveying belt (5), and a suction fan (11), arranged beneath the nonwovens conveying belt (5), the centrifugal force at the main cylinder (T) throwing the fibers in the fiber doffing zone (3) into the air current generated in the air shaft (2) and conveying the fibers to the nonwovens conveying belt (5) where they are depsosited as a continuous fibrous web, it is provided that the upper portion of the air shaft (2) is designed as an air suction gap having a substantially nozzle-shaped cross section.Type: GrantFiled: January 4, 1990Date of Patent: April 16, 1991Assignee: Hergeth Hollingsworth GmbHInventor: Horst Graute
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Patent number: 5005261Abstract: In a device for pneumatically feeding fiber to a machine such as a card or the like, the feed member (4) above the chute (2) is a tube of a circular or substantially circular cross section. The depth at the entrance of the chute (2) is less than the diameter of the tubular feed member (4).Type: GrantFiled: February 13, 1990Date of Patent: April 9, 1991Assignee: Hergeth Hollingsworth GmbHInventors: Akiva Pinto, Werner Lasenga
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Patent number: 5001814Abstract: Opening and blending apparatus for removing fiber from a row of bales has spaced parallel drums carrying disks and the like illustrated in spaced overlapping relation and being driven in opposite directions at different speeds. Spaced grid bar members may be offset in a gap between the drums and terminate in free ends. The grid rods may extend continuously from lateral fixation bars and may be connected by central elements.Type: GrantFiled: March 14, 1989Date of Patent: March 26, 1991Assignee: Hergeth Hollingsworth GmbHInventors: Guenter Lucassen, Reinhard Schmidt