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| Number | Title | Issue Date |
| 8082639 | Method for producing a tampon wrapped in a protective cover A method is proposed for producing a tampon (T) packaged in a protective sleeve made from a preform (V) which is preferably formed by winding a strip of fibrous non-woven material. The preform (V) is shaped to form the tampon in separate pressing stages by pressure ... | 12/27/2011 |
| 8028385 | Patterned tampon and method of making A tampon including a compressed pledget of absorbent material. The tampon has a body portion and a longitudinal axis, wherein the tampon includes at least one patterned impression with one or more design elements oriented substantially perpendicular to the longitudi... | 10/04/2011 |
| 7992270 | Single stage tampon molding A method for making a tampon including providing a tampon pledget, and providing a compression/stabilization mold. The method includes moving the tampon pledget into the compression/stabilization mold via a transfer member, wherein the compression/stabilization mold... | 08/09/2011 |
| 7886413 | Method for improved stabilization of a tampon A method is provided for stabilizing a tampon. The method includes providing a pledget having a moisture content and including one or more metallic cation salts, compressing the pledget to produce a tampon, and applying microwave radiation to the tampon for a time s... | 02/15/2011 |
| 7845055 | Tampon formed from a selectively needled nonwoven fabric web A method and apparatus for manufacturing absorbent tampons with reduced fiber fluff includes a novel needlepunching unit. The method includes the steps of providing a continuous nonwoven fibrous web; separating individual nonwoven web sections from the continuous no... | 12/07/2010 |
| 7735203 | Process for producing folded and compressed tampons A method and apparatus for producing a stabilized tampon from a tampon pledget. The method includes the steps of providing a tampon pledget; providing a compression mold having disposed therein a plurality of fluid communication passages; moving the tampon pledget i... | 06/15/2010 |
| 7472463 | Process for producing a stabilized compressed tampon A process and apparatus for producing compressed, gas-stabilized tampons are disclosed. The gas-stabilized tampons include tampons having preferably multiple folds for improved leakage protection and comfort through improved expansion characteristics. The number of ... | 01/06/2009 |
| 7214218 | Tampon with raised portions having multiple widths A tampon for feminine hygiene that has an insertion end, a withdrawal end, a longitudinal axis, and an outer surface. The tampon is made of compressed fibrous material. The outer surface of the tampon includes a plurality of raised portions. Each of the raised porti... | 05/08/2007 |
| 7124483 | Process for producing stabilized tampons The invention relates to a process for providing stabilized compressed tampon pledgets. The process includes the steps of providing a compressed tampon pledget and forcing gas through the compressed absorbent pledget. In some embodiments, the process may occur in th... | 10/24/2006 |
| 7120977 | Process for producing stabilized tampons A process and apparatus for producing stabilized compressed tampons are disclosed. The process includes the steps of providing a compressed tampon pledget and forcing gas through the compressed tampon. In some embodiments, the process may occur in the presence of mo... | 10/17/2006 |
| 7059026 | Tampon especially for feminine hygiene and a process and apparatus for producing this A process for forming a tampon having a relatively high density, compressed core and a plurality of lower density longitudinal ribs is disclosed. The longitudinal ribs have a softer fiber structure and a coarser capillary structure and extend radially from the core.... | 06/13/2006 |
| 7047608 | Method of producing a shaped tampon The present invention provides for a method for producing a shaped tampon. The method includes the following steps: providing a mold having an inner surface, an outer surface, a first end, a second end, and an opening located in said second end; providing a tampon p... | 05/23/2006 |
| 7044928 | Tampon applicator assembly having an improved plunger and methods of making A plunger having a first end, a second end, and a main body is provided. The first end of the plunger is about 10% to about 15% larger than the main body and the second end is more than about 50% larger than the main body. ... | 05/16/2006 |
| 6939340 | Tampon with adjacent wide and narrow raised portions A tampon for feminine hygiene having an insertion end, a withdrawal end, a longitudinal axis, and an outer surface. The tampon has a compressed fibrous material. The outer surface of the tampon has a first raised portion adjacent to a second raised portion. The firs... | 09/06/2005 |
| 6936211 | Tampon applicator having outwardly flared rim Methods for making a tubular device that has a rim disposed at one end thereof. In one method, a sleeve having an expandable profiling surface is inserted into an end of the tubular member, and the profiling surface is expanded to form a shoulder projecting outwardl... | 08/30/2005 |
| 6889409 | Tampon, especially for feminine hygiene, and a process and apparatus for producing this A process for forming a tampon having a relatively high density, compressed core and a plurality of lower density longitudinal ribs is disclosed. The longitudinal ribs have a softer fiber structure and a coarser capillary structure and extend radially from the core.... | 05/10/2005 |
| 6748634 | Tampon having improved early expansion characteristics A tampon formed of a substantially cylindrical mass of compressed fibers substantially enclosed in a fluid-permeable cover has improved ability to prevent early leakage. This tampon has a stability of at least about 15 N, and is capable of radially expanding upon ex... | 06/15/2004 |
| 6415484 | Method of forming a urinary incontinence device A method of forming a urinary incontinence device for alleviating female urinary incontinence is disclosed. The method includes the steps of forming a resilient member and a non-absorbent. The resilient member has a side edge and the non-absorbent has a f... | 07/09/2002 |
| 6310269 | Tampon especially for feminine hygiene and a process and apparatus for producing this A tampon having a relatively high density, compressed core (16) and a plurality of lower density longitudinal ribs (17) is disclosed. The longitudinal ribs (17) have a softer fiber structure and a coarser capillary structure and extend radially from the c... | 10/30/2001 |
| 6299573 | Domed compressed tampons An improved apparatus and method compresses a cylindrical blank into a tampon which is dimensionally stable and which is provided with a domed insertion end. A cylindrical blank is radially compressed and then introduced into a cylindrical axial compressi... | 10/09/2001 |
| 6283952 | Shaped tampon The invention provides an improved tampon, particularly suited for use as a digital tampon, having a portion of fibers at a withdrawal end of the tampon displaced towards an insertion end, causing a fiber density in the vicinity of the withdrawal end to b... | 09/04/2001 |
| 6186995 | Vaginal tampon and method for fabrication thereof A vaginal tampon and a method for fabricating same. The vaginal tampon for substantially absorbing menstrual flow includes a body having a proximal end for intravaginal positioning and a distal end for aiding in digital insertion and removal of the tampon... | 02/13/2001 |
| 6183436 | Article for packing body cavities An article for packing body cavities comprises a protective sheath of supple, smooth, polymeric film, containing an absorbent sponge or like tampon component. The sheath facilitates insertion and removal of the article by minimizing tissue attachment, adh... | 02/06/2001 |
| 6180051 | Method for forming shaped fibrous articles A method for forming shaped fibrous articles. The method involves introducing at least a portion of a fibrous element into a shaping tool and subjecting the fibrous element in the shaping tool to ultrasonic energy. This imparts the shape of the shaping to... | 01/30/2001 |
| 6056714 | Supporting rim structure of an open insertion end tampon applicator used to post form an insertion end of a tampon pledget There is provided a supporting rim structure of an open-ended tampon applicator for firmly supporting a tampon pledget that has been assembled in the applicator. The applicator supports the pledget around an intermediate section between its insertion end ... | 05/02/2000 |
| 6003216 | Domed compressed tampons An improved apparatus and method compresses a cylindrical blank into a tampon which is dimensionally stable and which is provided with a domed insertion end. A cylindrical blank is radially compressed and then introduced into a cylindrical axial compressi... | 12/21/1999 |
| 5909884 | Process and apparatus for continuous production of length portions from a strand of fluid-absorbing material Process for the production of longitudinally extending pressed absorption bodies from an endless nonwoven web which is transported continuously in the direction of advance by pressing elements drivable in the direction of rotation and belonging to a press... | 06/08/1999 |
| 5891123 | Tampon having a protective finger sheath and a method of forming A tampon having a protective finger sheath is disclosed along with a method of forming the tampon. The tampon is constructed from an absorbent having a first end and a second end. An L-shaped cover having a leg, a foot and a central longitudinal axis is a... | 04/06/1999 |
| 5832576 | Apparatus for producing a tampon having densified, solid, fibrous core A digital tampon (20) for feminine hygiene, having a round dome (33) and a recovery tape (24), consists of a blank which is shaped by winding up a length of continuous random fibre web and which is pressed to produce a preform having a fibre core, longitu... | 11/10/1998 |
| 5827256 | Tampon having a protective finger sheath and a method of forming A tampon having a protective finger sheath is disclosed along with a method of forming the tampon. The tampon is constructed from an absorbent having a first end and a second end. An L-shaped cover having a leg, a foot and a central longitudinal axis is a... | 10/27/1998 |
| 5813102 | Process for producing a tampon having densified, solid, fibrous core A digital tampon (20) for feminine hygiene, having a round dome (33) and a recovery tape (24), consists of a blank which is shaped by winding up a length of continuous random fiber web and which is pressed to produce a preform having a fiber core, longitu... | 09/29/1998 |
| 5688257 | Menstruation tampon and a method of manufacturing the same A tampon (8) includes an absorbent body (2) which is embraced by a fluid-permeable casing (4) of thermoplastic non-woven material. A withdrawal string (7) attached to the absorbent body (2) exits centrally from one end surface (10) of the tampon. The casi... | 11/18/1997 |
| 5634248 | Method for post forming a rounded insertion end of a tampon pledget of an open-ended applicator There is provided a method for forming a round, hemispherical shape at the forward insertion end of a tampon pledget after the pledget has been assembled within a tampon applicator. The pledget is assembled within the applicator so that a portion of its f... | 06/03/1997 |
| 5592725 | Tampon, as well as a method and a device for manufacturing it A tampon is produced rolling up a strip of fiber fleece material to form a cylindrical blank having a cylindrical mantle with mantle sections uniformly distributed over the circumference of the cylindrical blank. Pressing forces are applied to the mantle ... | 01/14/1997 |
| 5575047 | Method for making biodegradable absorbent pads There is provided a biodegradable feminine hygienic interlabia pad which includes a biodegradable inner absorbent sliver made of cotton or rayon and a biodegradable outer cover also made of cotton or rayon. The edges of the outer cover are sewn together t... | 11/19/1996 |
| 5165152 | Process and apparatus for the continuous production of absorbent bodies The invention relates to a process and an apparatus for the continuous production of absorbent bodies (30) from a web of fiber material (40) which is folded longitudinally several times in a folding station (A) and which is surrounded in a guide tube (86)... | 11/24/1992 |
| 5161283 | Method and apparatus for forming an absorption body by using variable subpressure as fibers are drawn To produce an absorption body, a mold having an air-permeable bottom is filled progressively with airborne fibers of absorbent material and subpressure is applied through the air-permeable mold bottom. This subpressure is varied progressively and directly... | 11/10/1992 |
| 5153971 | Method of forming a curved tampon A method of forming a catamential tampon is disclosed which is capable of absorbing menstrual fluids. The method includes the steps of starting with an absorbent having a cross-sectional area of varying thickness. The thickest portion has a greater volume... | 10/13/1992 |
| 5084038 | Apparatus and a method for forming tampons and the tampon itself An apparatus and a method for forming tampons is disclosed, as well as the tampon itself. The apparatus includes a mechanism and the method includes the step of advancing and cutting a cover strip and an absorbent ribbon into predetermined lengths. A port... | 01/28/1992 |
| 5018255 | Method and apparatus for needling of glass mat and composite product made from said mat This invention relates to needling of continuous glass yarn mats. The invention consists in subjecting the mat to the action, preferably simultaneous action, of needles of different diameters. Thus perforations of different dimensions, preferably regularly dis... | 05/28/1991 |
