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Patent No. 5508049

Pizza Pie With Concentric Rings of Crust

A pizza mold for forming a plurality of concentric raised ridges of dough (i.e., crust) on the surface of a pizza pie.

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Class 425/72.2 - Orifice for filaments or fibers (e.g., spinneret)


Subclass of Class 425 - Plastic article or earthenware shaping or treating: apparatus
Definition: Apparatus wherein the orifice is for shaping filaments or
No. of patents: 408
Last issue date: 03/20/2012


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NumberTitleIssue Date
8137088Device for depositing synthetic fibers to form a nonwoven web
The invention relates to a device for depositing synthetic fibers to form a non-woven web. The fibers are transported through a take-off nozzle by means of an air stream in the direction of a depositing belt. The device is provided with a guide duct for guiding fibe...
03/20/2012
8052407Electrospinning in a controlled gaseous environment
Apparatus and method for producing fibrous materials in which the apparatus includes an electrospinning element configured to electrospin a substance from which the fibers are to be composed by an electric field extraction of the substance from a tip of the electros...
11/08/2011
8029260Apparatus for extruding cellulose fibers
An apparatus is disclosed for extruding cellulose fibers. The apparatus includes a first member, a second member and a third member all secured together. Multiple nozzles extend outward from the first member and each is designed to direct an aqueous cellulose soluti...
10/04/2011
8029259Array of nozzles for extruding multiple cellulose fibers
An array of nozzles is disclosed for forming multiple cellulose fibers. Each nozzle has a longitudinal central axis and includes a tube with a cross-section having a diameter through which an aqueous solution of cellulose and a solvent can be extruded into a molten ...
10/04/2011
7931457Apparatus for producing sub-micron fibers, and nonwovens and articles containing same
An apparatus for producing sub-micron fibers, and more specifically an apparatus for effecting formation of sub-micron fibers by fibrillation of polymer films, and nonwoven materials and articles incorporating them. ...
04/26/2011
7901195Attenuated fiber spinning apparatus
A fiber making device, fiber making method, and apparatus which incorporates a series of two or more stacked, thin circular die plates, two end plates and two enclosure plates, where all of the plates cooperate to form a chamber having opposite ends and define a fir...
03/08/2011
7798795Method and apparatus for forming a non-woven web by deposition of synthetic filaments
A method and apparatus for depositing synthetic filaments to form a non-woven web, wherein the filaments are drawn off from a spinneret through a drawing unit in a row-shaped arrangement using a feed fluid, accelerated into a guide channel and blown out as a filamen...
09/21/2010
7762801Electrospray/electrospinning apparatus and method
Apparatus and method for producing fibrous materials in which the apparatus includes an enclosure having an inlet configured to receive a substance from which the fibrous materials are to be composed, a common electrode disposed in the enclosure, and plural extrusio...
07/27/2010
7722347Apparatus and die cartridge assembly adapted for use therewith, and process for producing fibrous materials
Apparatus (100, 101, 102) and die cartridge assembly (18, 44, 45, 47) adapted for use with same for producing fibrous material (212). The apparatus (100) comprises a removably attachable die cartridge assembly (18) that adapts to c...
05/25/2010
7704062Machine for the production of different quality nonwovens
A nonwoven production machine includes a spun-bond tower for extruding filaments and associated apparatus for forming the filaments into a web that is consolidated by water jets, a web that is calendered and then softened by water jets, or a web that is only calende...
04/27/2010
7690902Nonwoven web forming apparatus
Melt blown or spun bond nonwoven webs are formed by flowing fiber-forming material through a die cavity having a substantially uniform residence time and then through a plurality of orifices to form filaments, using air or other fluid to attenuate the filaments into...
04/06/2010
7438544Melt-blow head with variable spinning width
Melt-blow head with a rectilinear row of nozzle bores arranged in a nozzle bar of a nozzle assembly, the nozzle bores serving to produce endless filaments formed from a melt, the nozzle bores being associated with blowing slots, in the form of longitudinal slots, to...
10/21/2008
7364681Spinning device and method having cooling by blowing
The present invention relates to an apparatus for producing continuously molded bodies from a molding material, such as a spinning solution containing cellulose, water and tertiary amine oxide. The apparatus (1) comprises a die plate (3) including extr...
04/29/2008
7351052Apparatus for producing nanofiber utilizing electospinning and nozzle pack for the apparatus
The apparatus for producing a nanofiber includes a supply unit (110) for supplying melted polymer for fiber material, a spinning unit (122) having several radiation nozzles (122) to which first voltage having a polar is applied to discharge the ...
04/01/2008
7332035Multiple orifice applicator with improved sealing
A multiple orifice applicator system for dispensing a plurality of rows of fluid material onto a work piece is disclosed. A source of fluid material is in fluid communication with the multiple orifice applicator. The multiple orifice applicator is mounted to a robot...
02/19/2008
7322811Apparatus for spinning and winding multifilament yarns
An apparatus for spinning and winding a plurality of synthetic filament yarns, and which includes a spinning device, a withdrawal godet downstream of the spinning device, and a takeup device which has a plurality of winding positions that are distributed along a lon...
01/29/2008
7320581Stabilized filament drawing device for a meltspinning apparatus
A stabilized filament drawing device for a meltspinning apparatus. The stabilized filament drawing device applies a high-velocity flow of air to attenuate the filaments, which are discharged from a device outlet in a discharge direction. The filament drawing device ...
01/22/2008
7316552Low turbulence die assembly for meltblowing apparatus
An apparatus for forming meltblown material from a molten polymer includes a die configured with channels in the tip of the die through which molten polymer is extruded for forming meltblown fibers. Air plates are disposed relative to the die tip to define air chann...
01/08/2008
7300272Fiber extrusion pack including split distribution plates
A fiber extrusion pack for extruding molten material to form an array of fibers includes a number of split distribution plates arranged in a stack such that each split distribution plate forms a layer within the fiber extrusion pack, and features on the split distri...
11/27/2007
7244115Extruder for producing bodies of consolidated particulate material
Shaped bodies of particulate material are produced by introducing an easily flowable slurry of water and particulate material into a mold with perforated walls and applying a sufficiently high pressure to the slurry in the mold so as to express a sufficient proporti...
07/17/2007
7241123Apparatus for producing and winding synthetic multifilament yarns
An apparatus for producing and winding synthetic multifilament yarns, which has a spin unit 1 for melt spinning the yarns, at least one treatment unit 7 for treating the yarns, and a takeup unit 16 with a plurality of winding positions for windi...
07/10/2007
7210914Series apparatus for forming layered fibrous mat of differing fibers and controlled surfaces
An arrangement for forming a web of fibrous media wherein at least one formed layered portion is attenuated from a first die source selectively unto a first collector and successively combining such portion with at least another formed layered portion which is atten...
05/01/2007
7192550Method and apparatus for spinning a web of mixed fibers, and products produced therefrom
A device and method for spinning polymer fibers utilizes one or more independent sources of polymer materials, pumps for feeding polymer material from each of the sources, and a series of distribution plates with surface grooves, through holes and/or slots together ...
03/20/2007
7179412Method and apparatus for producing polymer fibers and fabrics including multiple polymer components in a closed system
A closed fiber spinning system includes a spin beam assembly including a plurality of polymer distribution manifolds to independently deliver different polymer component fluid streams to a spin pack and independently maintain those fluid streams at different tempera...
02/20/2007
7175108Applicator and nozzle for dispensing controlled patterns of liquid material
An apparatus (10) for dispensing a filament of liquid includes a nozzle (12) having a liquid discharge passage (46) and a plurality of air discharge passages (70, 72, 74, 76). The liquid discharge passage (46) extends centrally thr...
02/13/2007
7172398Stabilized filament drawing device for a meltspinning apparatus and meltspinning apparatus including such stabilized filament drawing devices
A stabilized filament drawing device for a meltspinning apparatus and a meltspinning apparatus including the stabilized filament drawing device. The stabilized filament drawing device applies a high-velocity flow of air to attenuate the filaments, which are discharg...
02/06/2007
7168932Apparatus for nonwoven fibrous web
Disclosed is an apparatus for producing nonwoven fibrous webs. The apparatus comprises an extrusion die, first and second fluid supplies in cooperation with the die, first and second extrusion capillaries, first counterbores allowing fluid communication between firs...
01/30/2007
7160091Device for the production of multicomponent fibers or filaments, in particular bicomponent fibers or filaments
Device for the production of multicomponent fibers or of filaments, in particular bicomponent fibers, whereby a nozzle block assembly is provided. The assembly consists of a middle nozzle block and two outer nozzle blocks. Arranged in the nozzle block assembly are a...
01/09/2007
7153115Optical fiber cooling tube
An optical fiber cooling tube includes an internal cavity through which an optical fiber passes and a set of injection passages that are distributed along the tube, open into the cavity, and are oriented in a contraflow direction relative to the direction in which t...
12/26/2006
7150616Die for producing meltblown multicomponent fibers and meltblown nonwoven fabrics
A die tip adapted for extruding a plurality of meltblown multicomponent filaments that includes at least two series of conduits that extend and converge in to the interior of the die tip to convey a multicomponent thermoplastic structure in to the interior of the di...
12/19/2006
RE39399Segmented die for applying hot melt adhesives or other polymer melts
A segmented die assembly comprises a plurality of side-by-side and separate units. Each die unit, includes a manifold segment and a die module mounted thereon. The manifold segments are interconnected and function to deliver process air and polymer melt to the modul...
11/14/2006
7125238Apparatus for melt-spinning filaments in a yarn forming operation
An apparatus for melt spinning a plurality of strand-like filaments through a spinneret, which is mounted within a downwardly open receptacle in a nozzle holder. The spinneret includes a housing which is deformed by the entry of the pressurized polymeric melt into a...
10/24/2006
7114934Structure including a plurality of cells of cured resinous material, method of forming the structure and apparatus for forming the structure
A structure that includes a plurality of cells of a cured resinous material. Each cell is joined to at least one other cell. ...
10/03/2006
7097684Method of forming combined pleated scrim and filter media materials and product of same
A high efficiency fluid filter arrangement wherein a combined layer of scrim and filter media applications is of empirically relatively estimated weight size and depth with intermediate pleat spacing so as to arrive at a combined filtration capability value in keepi...
08/29/2006
7090480Method and apparatus for molding ceramic sheet
A method and an apparatus capable of extrusion molding a comparatively wide, thin ceramic sheet using a screw extruder while suppressing the wrinkling thereof. The molding apparatus includes a screw-type extruder and a mold at the forward end of the extruder is used...
08/15/2006
7070403Device for producing fibers from a thermoplastic synthetic resin
A nozzle for producing filaments or fibers of thermoplastic synthetic resin has at the nozzle end one or more bores, preferably opening at a flat surface and receiving respective inserts or shaped bodies which are formfitting in the bores and have along their periph...
07/04/2006
7070723Method for spin-drawing of melt-spun yarns
A method is provided for simultaneous spin-drawing of continuous yarns consisting of one or more filaments, comprising the steps in which a melt of a thermoplastic material is fed to a spinning device, the melt is extruded through a spinneret by means of extrusion o...
07/04/2006
7055456Method and apparatus of coating articles
A coating such as liquid milk chocolate is applied to articles such as confectionery bars. The bars are conveyed by conveyor under a curtain of liquid chocolate issuing through an outlet slot in a trough. A layer of air is caused to flow through the outlet slot in t...
06/06/2006
7037098Device for producing plastic pipes
An apparatus for producing seamless plastic tubes comprises an injection head to which molten plastic material is fed by an extrusion device. The injection head has a plate-shaped distribution device 13a, 13b having an intake opening 2...
05/02/2006
7037097Methods and apparatus for controlling airflow in a fiber extrusion system
An apparatus for controlling airflow in a fiber extrusion process includes a fiber flow region between an inlet through which extruded fibers are received and an outlet through which the extruded fibers are discharged and at least one surface providing a boundary be...
05/02/2006
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