Quotables
"Radio has no future."
Lord Kelvin, British mathematician and physicist ; 1897
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7350960 | Dual flight rotors for continuous mixer assembly In the field of continuous mixer apparatus for commingling particulate thermoplastic materials, employing at least one main rotor with a helical profile body configuration, an improved profile for the peripheral threads is provided. It presents a first upstream feed... | 04/01/2008 |
| 7230037 | Method for mixing a polyol component and an isocyanate component The present invention relates to a method for the continuous mixing of at least one polyol component and at least one isocyanate component and optionally additives to form a polyurethane reaction mixture in a stirrer mixer with an axially conveying stirrer. ... | 06/12/2007 |
| 7185648 | Medicament dispenser A medicament dispenser including a medicament container having a dispensing outlet; an agitator for agitating the contents; and a driver for driving the agitator independent of any container movement. The medicament container may be a metered dose inhaler or deliver... | 03/06/2007 |
| 7137730 | Electrographic ribbon blender and method According to the various aspects of the invention, a method and apparatus for mixing electrographic developer is provided. An elongate shaft having two ends and an intermediate location between the two ends is rotated. Developer is moved away from the intermediate l... | 11/21/2006 |
| 7090391 | Apparatus and method for mixing by agitation in a multichambered mixing apparatus including a pre-agitation mixing chamber An apparatus for agitation mixing comprises a casing 12 including a flow channel through which fluid passes, an agitation body consisting of a shaft 14 installed in the casing 12 and connected to a motor 18 and an agitation blade 16 | 08/15/2006 |
| 7066409 | Fluid delivery tube structural body A fluid discharge pipe structure comprises a cylindrical body, an inlet side connection member having a through hole formed in one end part of the cylindrical body, an outlet side connection member having a through hole formed in another end part of the cylindrical ... | 06/27/2006 |
| 7059761 | Product blender and dispenser A command module, draw switch, blending and dispensing assembly, and multiple ingredient storage and delivery modules are added to a conventional milk shake freezer and dispensing machine. A selector panel is provided to enable the operator to dispense a shake-like ... | 06/13/2006 |
| 6808380 | Hardness taper tube and production method and device therefor An apparatus for manufacturing stiffness-taper tubing includes a die having an extrusion hole, a die holder for holding the die, and a mandrel mounted inside the die holder and that fits in the extrusion hole. The apparatus forms stiffness-taper tubing by switching ... | 10/26/2004 |
| 6786631 | Mixing and reducing machine with an upward conveying mixing blade A mixing and reducing machine with an upward-conveying mixing spiral that rotates around a vertical rotational axle. In order to achieve a more intensive mixing of the mixed product a second mixing spiral is connected in the axial direction after a first mixing spir... | 09/07/2004 |
| 6648501 | System for homogeneously mixing plural incoming product streams of different composition A continuous mixer (32) is disclosed which can be used for mixing of incoming product streams (22, 24) of different characteristics respectively to yield a final product stream (26) of predetermined, consistent characteristics. The mixer (32) includes an ... | 11/18/2003 |
| 6550959 | Screw set for continuous mixer wit pyramidal mixing elements A continuous mixer (32) is disclosed which can be used for mixing of incoming product streams (22, 24) of different characteristics respectively to yield a final product stream (26) of predetermined, consistent characteristics. The mixer (32) includes an ... | 04/22/2003 |
| 6409376 | Mixer apparatus A mixer apparatus is disclosed for mixing livestock feed and the like. The apparatus includes a container for the reception therein of the feed. The container includes a housing and a wall extending away from the housing. The wall defines an opening which... | 06/25/2002 |
| 6395516 | Vessel for mixing a cell lysate The invention relates to a vessel for mixing a cell lysate. The invention also relates to a method of using the vessel to mix a cell lysate in order to obtain high-purity products such as nucleic acids or proteins for use in a variety of applications. The... | 05/28/2002 |
| 6136246 | Screw extruder with improved dispersive mixing elements A screw extruder (10) having a barrel (18) which has a bore (26) defining an inner surface (44) and one or more extruder screws (28), positioned within the bore (26). The extruder screw or screws (28) include a central shaft (34) and one or more screw fli... | 10/24/2000 |
| 6080346 | Extrusion apparatus and method and extruded thermoplastic polymer Polyvinyl alcohol is processed into fiber or pellets for further processing, or directly into water-soluble film, in a screw-and-barrel extruder, which has a slow temperature rise and a mild kneading action achieved by a non-stick coating applied to the s... | 06/27/2000 |
| 6050721 | Mixing machine for plasticizable compounds The present invention is for a mixing machine for plasticizable compounds which attaches directly to a molding machine and which is used to color a base material with a color additive. The apparatus receives a base material and color additive for mixing a... | 04/18/2000 |
| 5965173 | Plasticating apparatus and screw therefor Plasticating apparatus includes a barrel having an inlet for the introduction of resinous material and an outlet for the discharge of plasticated molten extrudate, along with a screw rotatably mounted within the barrel and in communication with the inlet ... | 10/12/1999 |
| 5961212 | Screw with continuous and discontinuous blades for water processing apparatus A water treatment apparatus comprising a power source driving a shaft supporting a helicoidal, spiral-shaped screw having an upper end part and a lower end part and fitted round at least part of the shaft, such that water is sucked up or impelled downward... | 10/05/1999 |
| 5932159 | Screw extruder with improved dispersive mixing A screw extruder (10), including a barrel (18) having a bore (26) which defines an inner surface (24). At least one extruder screw (28) is positioned within the bore (26), each screw (28) further including a central shaft (34) and at least one screw fligh... | 08/03/1999 |
| 5855432 | Method and apparatus for eliminating gel contained in polymer A method of eliminating gel contained in polymer, by efficiently plasticizing and melting the polymer supplied into a barrel with the stress in a rotor reduced, and next kneading the polymer with a rise in temperature of the polymer suppressed and a resid... | 01/05/1999 |
| 5833361 | Apparatus for the production of small spherical granules A mixer for delaminating, deagglomerating, mixing, and extruding a mixture of powder and liquid, which contains a mixing chamber, a variable speed rotating shaft disposed within the chamber, a multiplicity of stators extending from the interior wall of th... | 11/10/1998 |
| 5823667 | Mixer having a segmented helical mixing blade A mixer is disclosed which allows more effectively mixing and easy maintenance. The mixer can positively and effectively mix different kinds of concrete. an inside mixing blade 18 includes first and second mixing blade elements 19, 19each provided with a ... | 10/20/1998 |
| 5758238 | Auger configuration for eliminating auger mark print defect A development system for a reproduction machine includes a pair of augers which mix and transfer the developer mixture to a magnetic roll brush system. A supply auger having a length at least as great as said magnetic brush roll is positioned along a hori... | 05/26/1998 |
| 5727876 | Polymer mixing apparatus A mixing apparatus suitable for mixing and conveying solid, particulate, polymeric materials, comprising a barrel that can be heated and cooled, at least two co-rotatable, self-wiping extruder screws located within the bore of the barrel, the screws being... | 03/17/1998 |
| 5673618 | Screw press flight with wear resistant surface A screw flight element of a mechanical screw press for expressing liquids from fibrous material such as may be found in rendering operations and a method of remanufacture thereof and the product produced by the method. The helical flight section is one of... | 10/07/1997 |
| 5638745 | Juice finisher An improved juice finisher having a housing including a screen defining a central cavity with a rotating finisher worm disposed within the cavity and having a first section with a plurality of first flights, an intermediate section with a plurality of pad... | 06/17/1997 |
| 5599098 | Extruder screw with multiple flighting A plastic materials screw has a metering section defined by a series of axially extending discontinuous and partially overlapping flightings. The flightings overlap each other by about a half to one turn to define overlapping portions whereby the flow in ... | 02/04/1997 |
| 5590959 | Continuous mixer and rotor segment removal tool for the same A continuous mixer in which the rotors used to mix the material are composed of a rotor shaft, and a plurality of rotor segments fitted onto said rotor shaft. The plurality of rotor segments can be removed from the shaft and replaced by rotor segments of ... | 01/07/1997 |
| 5505537 | Conical-bottom silo, particularly suitable for small-sized plastic material and rubber with high elasticity properties, having a discontinuous screw stirrer A conical-bottom silo, particularly suitable for small-sized pieces of plastic material with properties of high elasticity, includes a conical screw stirrer inserted axially in the conical bottom of the silo. The conical screw of the stirrer is discontinu... | 04/09/1996 |
| 5480227 | Screw extruder with shear-controlling diagonally extending pins A screw-type extruder in which the wall of the cylinder receiving the screw has an annular recess which is disposed in a radial region of a core bead of the screw and pins extend through this recess and are diagonally inclined to the radial plane thereof ... | 01/02/1996 |
| 5411710 | Apparatus for processing materials The present invention relates to an apparatus for processing materials, a process for mixing, finishing and de-volatizing polyamide to make 66 nylon and the 66 nylon made by this process. The apparatus comprises an agitator section having an outlet adjace... | 05/02/1995 |
| 5356281 | Screw-type resin injection apparatus for injection molding A screw-type resin injection apparatus for injection molding which includes a cylinder element having a cylinder chamber for receiving resin therein, and having, at an end portion, a nozzle for injecting the resin. A screw element is arranged within the c... | 10/18/1994 |
| 5354127 | Segmented mixing auger An auger conveyor assembly including a helical auger infeed section having interrupted auger flights which communicate with an offset, commonly driven outfeed section including a helical ribbon auger and whereat both augers simultaneously blend the mixtur... | 10/11/1994 |
| 5318358 | Screw kneader for plastic material having a controlling mixing section A screw kneader for a plastic material in which a pair of longitudinal screws are rotatably mounted in respective bores for conveying plastic material through the kneader. The screws have spaced portions for advancing the plastic material from an inlet re... | 06/07/1994 |
| 5318357 | Extruder injection apparatus A screw for use in an plasticating injection apparatus includes a plurality of interrupted primary flights. An outer surface of a primary valley is formed by the primary flights and features a plurality of plateaus. The plateaus span adjacent sections of ... | 06/07/1994 |
| 5222935 | Centrifuge with a screw and bristles for separating a suspension into a solids phase and at least one liquid phase Centrifuge for the separation of a suspension into a solids phase and at least one liquid phase, especially decantering centrifuge with separator following in alignment, full-jacket screw centrifuge or the like with screw (2) rotating at differential spee... | 06/29/1993 |
| 5188808 | Method for mixing liquid, solids and gas and for simultaneously separating gas or gas and solids from the liquid The invention relates to a method for maintaining a continuous mixing extending throughout the transversal section of the reactor space in a liquid containing solids and gas, and for simultaneously separating gas or gas and solids from the liquid. The inv... | 02/23/1993 |
| 5088397 | Cast formed bi-metallic worm assembly A cast-formed bi-metallic worm assembly of a mechanical screw press for expressing liquids from fibrous materials and a method of manufacture therefor. The worm assembly is rotatably driven by the press drive shaft and includes an outer flight body having... | 02/18/1992 |
| 5044757 | Extrusion device for incorporating additives A single or twin-screw device is used to incorporate additives in a thermoplastic plastics material melt. The or each barrel of the extruder includes a first feed aperture for the introduction of the melt and a second feed aperture downstream thereof for ... | 09/03/1991 |
| 4996919 | Bi-metal feed screw for screw presses A cast-formed bi-metallic worm in a mechanical screw press for expressing liquids from fibrous materials and a method of manufacture thereof. The worm is rotatably driven by the presses drive shaft and includes a body adapted to slidably engage around and... | 03/05/1991 |
