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| Number | Title | Issue Date |
| 8171972 | Strip guide for high-speed continuous application of a strip material to a moving sheet-like substrate material at laterally shifting locations Disclosed are examples of a strip guide for laterally shifting a longitudinally moving strip material as it enters a joining mechanism that urges the strip material into contact with a moving sheet material, the strip guide comprising a surface over which the strip ... | 05/08/2012 |
| RE42176 | Machine for manufacturing, filling and closing mesh bags from a continuous roll of tubular mesh Machine for manufacturing mesh bags from a continuous roll of tubular mesh, and for filling and closing said mesh bags, which comprise an expansion device which is perimetric to the tubular mesh, the core expander of which is equipped with a vertical aperture which,... | 03/01/2011 |
| 7861756 | Staggered cutting knife A method and apparatus for producing disposable undergarments having areas of defined elastic material is disclosed. The method provides for staggered cutting knives for severing the elastic material, which results in less necessary material used in the construction... | 01/04/2011 |
| 7412996 | Apparatus for hot applying strips or films on textile or non textile supports An apparatus for assembling and hemming fabrics by hot applying strips (5) or films (5) to which thermofusible plastic materials have been applied or spread, comprising, on a bearing framework, a strip or film supplying spool (4), the strip or f... | 08/19/2008 |
| 7341087 | Apparatus for applying discrete parts to a moving web An apparatus and method for engaging and transferring a discrete part having a varying thickness to a substrate web. The apparatus includes one or more transfer assemblies and a web conveyor supporting the substrate web. Each transfer assembly includes a carrier mem... | 03/11/2008 |
| 7293593 | Island placement technology A placement apparatus comprising an anvil roller, a die roller communicatively associated with the anvil roller, and a bump transfer roller communicatively associated with the vacuum roll. The invention also provides a process for placing articles on a web, comprisi... | 11/13/2007 |
| 7252730 | Method and apparatus for applying an elastic member A method and apparatus for stretching an elastic member and applying it to an article web include a pair of wheels that rotate the elastic member. In particular, the pair of wheels engages the elastic member at an entry location on the pair of wheels and rotates the... | 08/07/2007 |
| 7195586 | Apparatus and method for folding and tucking disposable diapers in their crotch regions An apparatus includes a first rotary disc, a plurality of folding plates arranged at regular intervals along a peripheral zone of the first rotary disc, a plurality of positive motion cams arranged at regular intervals along the peripheral zone of the first rotary d... | 03/27/2007 |
| 7179343 | Method for bonding surfaces on a web A method for bonding a strip, such as a leg elastic or the like, to an opening on a web of material. The method includes providing a web that includes at least one opening and defines at least a first bonding surface adjacent each opening. For each opening the metho... | 02/20/2007 |
| 7100658 | Machine for manufacturing, filling and closing mesh bags from a continuous roll of tubular mesh Machine for manufacturing mesh bags from a continuous roll of tubular mesh, and for filling and closing said mesh bags, which comprise an expansion device which is perimetric to the tubular mesh, the core expander of which is equipped with a vertical aperture which,... | 09/05/2006 |
| 7097725 | Placement device A placement device, comprising: a guide section for guiding an elastic member; a first nip roll and a second nip roll for pressing together the elastic member and a web; a transfer section capable of transferring the guide section across the web; and an indicating s... | 08/29/2006 |
| 7047852 | Feedforward control system for an elastic material A process for providing feedforward control to control the feed rate of an elastic material. The process involves measuring the distance between registration marks on the elastic material prior to cut-off. These measurements are compared to a target cut length. The ... | 05/23/2006 |
| 7045031 | Method of optimizing spacing between elastic members in applying leg elastics A method of applying leg elastics to absorbent garments involves optimizing the spacing between multiple elastic members. The elastic members are bonded to a substrate with variable spacing along the length of the leg opening. More particularly, narrower spacing is ... | 05/16/2006 |
| 6944968 | Method and apparatus for heating nonwoven webs A process for drying/heat-treating nonwoven webs in which the web is partially dried under tension in a first drying zone and further heat treated under low tension or in a substantially tensionless state a second drying zone. The process significantly reduces the o... | 09/20/2005 |
| 6698488 | Apparatus for sticking a tape onto a semiconductor wafer and method of sticking the tape The apparatus for sticking a tape onto a semiconductor wafer comprises a winding tape roll for winding a tape wound around a tape roll, a taper roller having a diameter which is tapered or reduced toward both ends thereof, a wafer table mounting thereon a... | 03/02/2004 |
| 6443935 | Method and devices for laying a thread on a substrate in a zigzag pattern In a method and device for applying a thread to a moving substrate, a thread is continuously dispensed to a pick-up point adjacent to the point of contact of two rotating wheels (2, 3) that are inclined towards each other. The peripheries of the wheels ha... | 09/03/2002 |
| 6382290 | Machine and process for placing and bonding elastic members in a relaxed state to a moving substrate web A machine and process are disclosed for bonding an elastic member to a moving substrate web while the elastic member is in an un-stretched condition. The machine provides for upwardly folding a moving substrate web along a longitudinal centerline while ma... | 05/07/2002 |
| 6368444 | Apparatus and method for cross-directional stretching of polymeric film and other nonwoven sheet material and materials produced therefrom A method for stretching nonwoven sheet material in the cross-machine direction includes coursing a nonwoven sheet material through a deformable nip, the nip being formed between two rotating stretch surfaces having intermeshing peaks and troughs, the surf... | 04/09/2002 |
| 6340782 | Method of securing an elastic band and an article that includes such an elastic band A method of securing an elastic band between two material layers which are at least partially defined by meltable material includes forming perforations in the elastic band, placing the elastic band between two material layers, and bonding the material la... | 01/22/2002 |
| 6315022 | Apparatus for forming disposable undergarment A disposable undergarment forming apparatus and methods are provided for forming disposable undergarments. The apparatus preferably includes a core former positioned to form a stream of undergarment cores. The core former includes a mat securer positioned... | 11/13/2001 |
| 6258198 | Method and apparatus for applying a protecting film to a semiconductor wafer In an apparatus and method of applying a protecting film to a semiconductor wafer, a semiconductor wafer is placed on top of a table, a protecting film is pressed onto the wafer by a press roller biased toward the table, the table is moved to apply the pr... | 07/10/2001 |
| 6199614 | High speed labeling machine having a constant tension driving system A high speed labeling machine is provided which includes a constant tensioning device for maintaining tension downstream of the metering roll at a substantially constant predetermined level thereby improving both metering and dispensing of labels. The con... | 03/13/2001 |
| 6197138 | Machine and process for placing and bonding elastic members in a relaxed state to a moving substrate web A machine and process are disclosed for bonding an elastic member to a moving substrate web while the elastic member is in an un-stretched condition. The machine provides for upwardly folding a moving substrate web along a longitudinal centerline while ma... | 03/06/2001 |
| 5961762 | Method and assembly for manufacturing acoustic transducers A method and apparatus for high speed and uniform manufacture and assembly of acoustical diaphragms having electrical conductor circuits applied thereto to frame components used with acoustic transducers wherein a web of diaphragm material having a plural... | 10/05/1999 |
| 5928211 | Method of elastifying a substrate blank and an elastified substrate blank A method of elastifying a non-woven or plastic jacket of a pants-type article in its unassembled hour-glass form, arranged end-to-end in a longitudinal web, includes the steps of stretching a web length of elastic net, film or elastomeric non-woven materi... | 07/27/1999 |
| 5913997 | Process for thermomechanically treating a fleece web made of thermoplastic synthetic resin and an apparatus for carrying out the process A process for the thermomechanical treatment of a fleece web which is comprised of filaments and/or fibers of a thermoplastic synthetic resin in a continuous process. The fleece web is moved during the thermal treatment continuously and with uniform speed... | 06/22/1999 |
| 5906306 | Conveying continuous web having cross-direction tension An apparatus for handling a continuous web in a continuous processing operation wherein the web incorporates therein one or more stretched elastic-type elements having retractive forces active in the cross-machine direction, and limiting shrinkage of the ... | 05/25/1999 |
| 5848517 | Web heating device For use in forming a web W into a tubular shape, and heat-sealing an inner surface of outer edge of the web and an outer surface of inner edge of the web to provide a lap, a web heating device for heating the outer edge inner surface of the web with hot a... | 12/15/1998 |
| 5788805 | Apparatus for producing elasticized products Apparatus and method for producing a product, such as a disposable absorbent garment, from flexible material having elasticized portions tending to contract the product as it moves along a path. The apparatus includes a plurality of spaced apart engaging ... | 08/04/1998 |
| 5779689 | Diapers with elasticized crotch and end regions and a process and apparatus for the continuous manufacture thereof A disposable diaper comprises a liquid-impervious outer sheet (2), defining a narrower crotch region (27) between two wider end or belt regions (28, 29), an absorbent pad (22), fastening members (24) for closing the diapers, and elastic members (4) attach... | 07/14/1998 |
| 5755902 | Method and apparatus for producing a composite web having transverse stretch This invention relates to apparatus and methods for fabricating a composite web having transverse stretch. In one embodiment a forming plow forms at least one groove in a first web of material. An applicator roll applies a second web of transversely stret... | 05/26/1998 |
| 5693165 | Method and apparatus for manufacturing an absorbent article The invention relates to a method of manufacturing an absorbent article (144), wherein the speed of a part (7b) of a continuously moving web (1) comprising a topsheet (121), backsheet (123), core (120) or any combination thereof, is periodically varied, w... | 12/02/1997 |
| 5660665 | Rotating transfer roll with rotating extensible platen Apparatus including a rotating base roll for applying at least one stretched strip of a first material to a base web comprising a second material and moving continuously in first direction. The discrete length strip is cut, on the rotating roll, from a co... | 08/26/1997 |
| 5626944 | Laminated films A cross-laminate of two or more individually stretch oriented films where the directions of orientation of the films are in criss-crossing relation, has a pattern of generally parallel elongated ribs extending lengthwise of the laminate. The ribs are defi... | 05/06/1997 |
| 5626711 | Apparatus for producing elasticized undergarment products Apparatus and method for producing a product, such as a disposable absorbent garment, from flexible material having elasticized portions tending to contract the product as it moves along a path. The apparatus includes a plurality of spaced apart engaging ... | 05/06/1997 |
| 5622581 | Disposable garment with de-elasticized elastic members and method for making same A method for making a disposable garment with de-elasticed elastic members in the crotch area of the garment is disclosed using means for de-elasticing the elastic members such as macerators, chemicals, selective laser beams, heat, and freezing.... | 04/22/1997 |
| 5620554 | Apparatus for making a composite roofing product An apparatus for making a composite roofing material includes a reel support for reels of each of a vulcanized rubber sheet, a polymeric film and a fleece matting and pinch rollers which advance the rubber sheet from its reel through a path including an a... | 04/15/1997 |
| 5582668 | Method and arrangement for mounting elastic elements onto an elongated, moving material web A method and an arrangement for mounting elastic elements (T) on an elongated, moving material web (M), in which an elastic element extends between two holder elements (H) which are moved in a given direction and which elastic element extends essentially ... | 12/10/1996 |
| 5560793 | Apparatus and method for stretching an elastomeric material in a cross machine direction An apparatus and method for stretching a continuously moving elastomeric web in a cross machine direction includes a pair of rotatable, cylindrical rims which are located adjacent the elastomeric web. A supporting mechanism is connected to the cylindrical... | 10/01/1996 |
| 5552007 | Conveying continous web having cross-direction tension This invention pertains to handling a continuous web in a continuous processing operation wherein the web incorporates therein one or more stretched elastic-type elements having retractive forces active in the cross-machine direction, and limiting shrinka... | 09/03/1996 |
