Bizarre Patents
Dining Table Having Integral Dishwasher
A space-saving dishwasher, which may be installed within a counter top or table, having a dish-carrying rack that is vertically shiftable through the open top of the dishwasher for facilitating loading and unloading of the dishes.
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 |
| 7366675 | Methods and apparatus for increasing, monitoring and/or rewarding a party's compliance with a schedule for taking medicines Methods and apparatus are provided for increasing and/or for monitoring a party's compliance with a schedule for taking medicines. In a first embodiment, a method is provided that includes receiving information regarding whether at least two medicine containers were... | 04/29/2008 |
| 7314592 | External thickness control and method A plastic resin extrusion line for the production of blown film includes an external thickness control device that provides a controllable amount of air from an inlet side through an annular region to one or two sets of lips. Barriers that can be manually or automat... | 01/01/2008 |
| 6521169 | Process for the production of cellulose shaped bodies, bodies produced by this process and the use thereof Process for the production of cellulose shaped bodies through the precipitation of a cellulose solution containing cellulose dissolved in an amine oxide/water system in a precipitation bath, wherein the solution contains additional cellulose fibers.... | 02/18/2003 |
| 6368547 | Method for producing an extruded hollow plastic section Apparatus and method for producing a hollow plastic section by extrusion through a die in a horizontal direction. The die has an inner mandrel which forms the cavity in the section. A first sealing plug and a second sealing plug, which sealing plugs are s... | 04/09/2002 |
| 6280680 | Process for the manufacture of environmentally friendly papers and compositions therefor A process for the manufacture of an environmental friendly paper from about 56% to about 80% by weight of inorganic mineral powders, about 43% to 18% by weight of polyethylene, and about 1% to 2% by weight of additives is provided. A composition for the m... | 08/28/2001 |
| 5992467 | Liner reduction system using pressurized dies and apparatus therefor This application discloses a liner pipe reduction system comprising at least one pressurized die and at least one pressure cell. The pressurized dies and pressure cell are interconnected to form a reduction system to reduce the friction of liner pipe as i... | 11/30/1999 |
| 5827468 | Turning calibration apparatus and process Convoluted tubing of thermoplastic resin is made by extruding the resin as a molten tubular extrudate, feeding said extrudate into the interior of a rotating tubular member which has a helical thread in the interior of said member, the spiral thread havin... | 10/27/1998 |
| 5762860 | Method of and apparatus for producing water soluble polymeric tube A method of and an apparatus for cooling or quenching a tube extruded from a water soluble polymer includes a plurality of cooling rings with bores through which the extruded tube passes. A gaseous cooling medium, such as compressed air, is supplied to ea... | 06/09/1998 |
| 5676893 | Cooling and thickness control for extruded products Automatic thickness profiling for use in blown film and other extrusion lines. The automatic system is integrated into an air cooling ring device either external and/or internal to the bubble or extrusion. The system has or more high resolution circumfere... | 10/14/1997 |
| 5658526 | Method to prepare blown films of vinyl aromatic/conjugated diolefin block copolymer A method is provided to produce a blown film of a vinyl aromatic/conjugated block copolymer, the method including the steps of: providing an elastomeric composition, the composition comprising a block copolymer of vinyl aromatic and a conjugated block copolyme... | 08/19/1997 |
| 5658525 | Cellulose food casing manufacturing method In a method for forming a cellulose tube suitable for use as a food casing, in which a solution of nonderivatized cellulose, tertiary amine N-oxide and water is extruded through a die gap and the extruded tube is downwardly drawn through an air gap while ... | 08/19/1997 |
| 5580582 | Blowing head for the manufacture of tubular film from thermoplastic synthetic resin A blowing head for the manufacture of tubular film from thermoplastic synthetic resin includes ducts for the supply and removal of internal cooling air, at least one supply duct for fused synthetic resin which opens into an annular outlet nozzle, an exter... | 12/03/1996 |
| 5470216 | Film manufacturing apparatus with bubble controlling sensor A film manufacturing apparatus includes a circular die having a lip-shaped circular outlet for extruding a molten plastic in an annular form and an air passage for blowing air into the annular molten plastic to form a bubble. A water containing cooling ri... | 11/28/1995 |
| 5468444 | Production of oriented thermoplastic films by blown-film extrusion A process for producing an oriented blown film of a thermoplastic resin by blown film extrusion, carried out by blowing air into an extruded bubble of the resin extruded from a ring die to expand the bubble and cooling the expanded bubble with air from a ... | 11/21/1995 |
| 5443769 | Polystyrene foam sheet manufacture The method of making polystyrene foam for foam products which includes utilizing atmospheric gases as the blowing agents or preferably mixing one or more of these gases and a blending agent which is non-volatile at the extrusion temperatures, introducing ... | 08/22/1995 |
| 5403539 | Method and apparatus for molding inflation film A method and apparatus for molding an inflation film even from a thermoplastic resin having a small melt tension, in which a melt resin bubble extruded from an extruder is molded, while controlling a resin temperature of the bubble to a certain temperatur... | 04/04/1995 |
| 5322664 | Clear film extrusion from an annular die A method and apparatus is provided for forming clear shrinkable film material for use as labels on containers. A blend of general purpose polystryene and styrene-butadiene or styrene butyl acrylate is extruded from an annular extruder die orifice to form ... | 06/21/1994 |
| 5284613 | Producing blown film and blends from bimodal high density high molecular weight film resin using magnesium oxide-supported Ziegler catalyst A blend for blown film which exhibits improved MD/TD tear balance. The blend is a bimodal molecular weight ethylene resin containing two fractions of different molecular weight. The weight fraction of a higher molecular weight component of the blend is ab... | 02/08/1994 |
| 5281375 | Process and device for producing bubble-film The invention relates to a process for the film correction of the thickness profile of a blown portion in the production of bubble film in which the flow of cooling air is varied in individual peripheral regions of the film bubble. According to the invent... | 01/25/1994 |
| 5258161 | Blown film extrusion A method for producing film having high tensile impact and dart drop properties by introducing a very low density ethylene alpha olefin copolymer having a melt index of less than 0.1 gm/10 min. a melt flow ratio of about 14-18 and a dispersity greater tha... | 11/02/1993 |
| 5207971 | Extrusion of wrinkle-free blown film from high modulus resin An improved blown-film extrusion process with particular application for high modulus thermoplastic resins. A cylinder is mounted above the cooling air ring. The film bubble passes through this cylinder, which has a diameter approximating the final diamet... | 05/04/1993 |
| 5128076 | Apparatus and method for producing an elongate strip of material An open tube apparatus and method for continuously producing a rotating elongate strip of material are disclosed. An extrusion die continuously extrudes flowable material to form an open tube with a central longitudinal cavity and a transport mechanism in... | 07/07/1992 |
| 5126096 | Method and apparatus for producing polymeric films An apparatus and method for the production of polymeric films by a blown film process is disclosed. Polymeric films produced from crystallizable linear polymers are extruded through a die extruder, expanded by the injection of a gas inside the tubular fil... | 06/30/1992 |
| 5122329 | Film blowing apparatus A film blowing apparatus for the production of blown polymeric films includes a modified air ring which includes means for the continuous or periodic collection and removal of liquids from the proximity of the circular die which may condense, and further,... | 06/16/1992 |
| 5094799 | Process for producing biaxially oriented nylon film The invention relates to processes for producing biaxially oriented single-layered and multilayered films. The biaxially oriented single-layered film receives stresses in the range of 500 kg/cm2 to 1500 kg/cm2 each in the machine and... | 03/10/1992 |
| 5082616 | Film blowing process A method for preparing biaxially oriented poly(vinylidene fluoride) films involving the addition of a minor amount of a polymer miscible with PVDF, particularly poly(methyl methacrylate), to the poly(vinylidene fluoride) to form a blend exhibiting reduced... | 01/21/1992 |
| 5082608 | Polystyrene foam sheet manufacture The method of making polystyrene foam for foam products which includes utilizing atmospheric gases as the blowing agents or preferably mixing one or more of these gases and a blending agent which is non-volatile at the extrusion temperatures, introducing ... | 01/21/1992 |
| 5073617 | Barrier film and process for making The present invention is directed toward a film comprising a vinylidene chloride interpolymer, wherein the vinylidene chloride interpolymer having polymerized herein vinylidene chloride in an amount of from about 75 to about 95 percent by weight of interp... | 12/17/1991 |
| 5068138 | Elastomeric film A composition is provided which is suitable for extrusion blowing to form an elastomeric film. The film produced from this composition has a very low modulus, high elongation and excellent elastic recovery. The composition includes: two hydrogenated block... | 11/26/1991 |
| 4978484 | Method of and apparatus for manufacturing biaxially oriented film The present invention relates to a method of and an apparatus for manufacturing biaxially oriented film. A tubular original film which has been extruded by an extruding die is biaxially oriented by heat and air injected to the inside portion thereof being... | 12/18/1990 |
| 4938903 | Highly intensive cooling process and apparatus for the production of biaxially oriented films of high- and medium-molecular-weight thermoplastics An apparatus for highly intensive cooling of biaxially oriented films from high- and medium-molecular weight thermoplastics using a long neck on a blown film line is described, including: a plastics extruder, a die for forming a tube neck from the extrude... | 07/03/1990 |
| 4906429 | Process for producing blown film of butene-1 polymer This invention provides a process for producing a blown film of butene-1 polymer excellent in elasticity, elastic recovery, impact strength and the like which includes extruding a butene-1 polymer having a melt index of 0.3-10 g/10 min in a tubular form f... | 03/06/1990 |
| 4846645 | Bubble forming and stabilizing device for use in continuous extrusion process for making a blown film This invention discloses a new bubble forming and stabilizing device for use in a continuous extrusion process for making a blown film and a process for using same. The apparatus comprises a bowl shaped mandrel mounted subsequent to a die, the mandrel has... | 07/11/1989 |
| 4842803 | Method and apparatus for extruding blown thermoplastic film tubes The rate for producing blown films of thermoplastic resins may be increased by using the extrusion and blowing apparatus of the invention, which includes a means of rapidly cooling the blown film at points both above and below the bubble frost line.... | 06/27/1989 |
| 4834924 | Extrusion apparatus for tubular thermoplastic films including two (tandem) spaced air rings for controlling cooling rate and production speeds An apparatus for cooling a tubular polymer film material which is being extruded, and more particularly, an apparatus for extruding tubular thermoplastic films including two tandem spaced air rings for controlling the cooling rate and production speeds of... | 05/30/1989 |
| 4818467 | Process for cooling a tubular sleeve of thermoplastic material and a device for making use thereof Process and device for cooling a tubular sleeve produced by hot extrusion-blowing of a thermoplastic material through an annular die. In the process, a stream of primary air is flowed under pressure substantially parallel to and spaced from the tubular sl... | 04/04/1989 |
| 4784590 | Foil-blowing apparatus with improved cooling The apparatus for making a plastic foil by blowing into an extruded thermoplastic tube comprises a rotating extruder head with at least one circular outlet gap for the plastic tube, an air blowing device and a cooling device including two circular cooling... | 11/15/1988 |
| 4750874 | Air cooling ring for plastic film A dual flow air ring is used to cool the exterior surface of thermoplastic tube after the plastic is extruded from an annular die. The surface of the wall forming the divider between the upstream and downstream flow paths which confronts the extruded tube... | 06/14/1988 |
| 4749346 | Apparatus for the production of plastic film Apparatus for the production of plastic film by the extrusion of a tube thereof includes a first air ring disposed at the die exit and delivering an annular stream of cooling air to the surface of the emerging tube, which is in a stable expansion phase as... | 06/07/1988 |
| 4734245 | Method of producing biaxially oriented film of thermoplastic resin A method of biaxially stretching a tubular thermoplastic resin to provide a film, wherein air is blown against a starting point for heating and stretching the tube, from the upstream side of the starting point, at a predetermined angle relative to the fee... | 03/29/1988 |
