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| Number | Title | Issue Date |
| 7485253 | In-mold finished neck on a continuous extrusion blow molder The invention provides a mold for use in a wheel blow-molding device. The mold has a first half and a second half, each half having a rotation direction and a transverse direction perpendicular to the rotation direction, each half having a container-shaped cavity, a... | 02/03/2009 |
| 7361298 | Method and apparatus for in mold trimming A method of trimming blow-molded products while in the mold including the steps of placing a parison between a mold having two mold halves, moving the two mold halves together to form a cavity and enclose a portion of the parison, pressurizing the inside of the pari... | 04/22/2008 |
| 7357893 | Method and device for the production and filling of containers In a method for the production and filling of containers (12), at least one tube (3) of plasticized plastic material is extruded into an open mold (6). The tube (3) is bonded at its advancing end on closing the mold (6) to form the... | 04/15/2008 |
| 7316796 | Center cylinder ejection assist A method of ejecting a container from a blow mold comprises the steps of: opening a blow mold containing a container, the blow mold comprising a pair of pistons having a head and a heel, an end cap disposed behind the heel, and a pair of ejector rods, each ejector r... | 01/08/2008 |
| 7297308 | Molded, plastic container and a method for making the same A plastic container having a body portion and a handle portion which extends from the body portion is formed using a pair of mold halves placed into engagement. During the molding process, a surface of the handle portion is provided with a recess in at least one are... | 11/20/2007 |
| 7229587 | Blow molded container having holes therein and method and apparatus for facilitating the creation thereof A method and apparatus for facilitating the creation of holes in a blow molded container is disclosed generally comprising first and second mold portions mounted adjacent each other along a seam and a mechanism for creating holes at the seam. In some embodiments, fi... | 06/12/2007 |
| 7226560 | Method for making a blow molded container A blow molded container (10) having a trimmed nonround opening (12) is blow molded from a preform (36) and then positioned by a positioner (50) of a nonround trimmer (16) that includes a rotary driven arm assembly (56) havin... | 06/05/2007 |
| 7172406 | Installation for blow molding thermoplastic polymer containers An installation for blow molding thermoplastic polymer containers, including a blowing mold consisting of two portions capable of being assembled and a blowing device with a bell-type nozzle pressed in a sealed manner against a front mold surface mounted on the neck... | 02/06/2007 |
| 7153455 | Method of making a stretch/blow molded article (bottle) with an integral projection such as a handle The method involves making a hollow blow molded thermoplastic article having an integral handle. An unblown preform of polyethylene terephthalate (PET) is inserted into a blow mold and thereafter stretched by a stretch rod. Blow gas is then injected into the interio... | 12/26/2006 |
| 7138082 | Swage-forming of container threads A method of making a plastic container having a threaded wide-mouth finish includes providing a preform having at least an exterior surface of molded polyester construction. The preform is placed in a mold cavity having a first portion for forming a container body, ... | 11/21/2006 |
| 7124673 | Horizontal cutter of double-bodied bottles attached to each other at the neck A horizontal cutter of double-bodied bottles attached to each other at a neck which comprises means (2) for advancing the bottles (3) and a cutting device (1) of the neck of the bottles. The cutting device (1) comprises a pair of blades (... | 10/24/2006 |
| 7097445 | Method and apparatus for making a blow molded fuel tank A fuel tank is formed by a blow molding apparatus and method wherein a blow pin provides pressurized gas into an interior of a parison received in a blow mold so the parison may be blown to shape within the mold cavity. When the blow pin is no longer needed, it is r... | 08/29/2006 |
| 7008213 | Continuous production of plastic siding panels with separate shingle appearance A sheet of plastics material is continuously extruded onto the upper run of an endless conveyor which carries aluminum vacuum mold plates each defining a cavity with a shingle pattern. The sheet is progressively vacuum-formed into the mold plate cavities, and opposi... | 03/07/2006 |
| 6998270 | Automated tissue staining system and reagent container An automated staining system and a reagent container designed for use with the automated staining apparatus. The reagent container includes a reagent containment section capable of containing a volume of a reagent. The reagent containment section includes an upper w... | 02/14/2006 |
| 6997336 | Plastic cafare A plastic carafe includes a body portion having an enclosed base defined by a plurality of upstanding posts and a plurality of panels separating the posts from one another. The carafe further includes a neck portion having a blown finish at the top of the carafe tha... | 02/14/2006 |
| 6994003 | Load cell deflasher assembly and method A load cell deflasher for the punch and die deflash processing of product from an extrusion includes a load cell pressure transducer interconnected with a punch to sense pressure measurements of the punch against the extrusion at the die and communicate the measurem... | 02/07/2006 |
| 6936198 | Device and method for producing hollow plastic bodies An apparatus for producing hollow bodies, in particular bottles and similar containers provided with an evacuation opening, of thermoplastic includes a lower machine part and a beamlike upper machine part. The lower machine part is equipped with at least two blow mo... | 08/30/2005 |
| 6907702 | Staggered look shake siding Siding panels and intermediate articles of their manufacture are provided. The siding panels include a central portion including an aesthetic pattern and a pair of lateral edge portions which are molded while the polymeric material is still hot or molten. One exempl... | 06/21/2005 |
| 6884374 | Suction control in a suction/blowing mold system A plastic hollow preform is drawn through a mold passage formed in a closed mold by applying a generally constant suction to a downstream end of a conduit having an upstream end connected to an output end of the mold passage. A flow cross section of the conduit is v... | 04/26/2005 |
| 6852267 | Method for producing tubular containers The invention relates to a method for producing tubular containers with an open filling opening and with an end that is provided with a seal. The inventive method comprises the following steps: separately producing a preform with a neck with definitive dimensions an... | 02/08/2005 |
| 6841117 | Wide mouth blow molded plastic container, method of making same, and preform used therein A wide-mouth plastic container is formed from a preform that is blow-molded to form an intermediate container article that has blown threads located below a moil. The moil is severed above the blown threads to yield the finished container. A preform and process for ... | 01/11/2005 |
| 6824732 | Blow pin assembly A blow pin assembly is provided for inflating a parison and forming the neck portion of a plastic container in a blow molding apparatus. The blow pin assembly is mountable to a blow rod. It includes a blow pin body including an exterior surface having a tapered port... | 11/30/2004 |
| 6814923 | Preform, intermediate article and method for manufacturing a blown finish container A dimensionally-stable, injection-molded portion of a blow molded intermediate article is engaged by a conveyance mechanism of a trimmer to controllably drive the intermediate article within the trimmer to permit accurate and high speed severing of the injection mol... | 11/09/2004 |
| 6814920 | Method for forming a non-delaminating multilayer container mouth A method of preventing delamination of multiple layers of an oriented polymer container having an opening defined by the multiple layers comprising a bi-axially oriented multilayer polymer container having an opening defined by a perimeter at which the multiple laye... | 11/09/2004 |
| 6808674 | Enclosed area on a blow molded article and method of making the same A blow molded article is disclosed. The blow molded article includes a body defining a cavity, and a wall integrally-formed with the body and defining at least in part, an enclosure. A method of making a blow molded article is also disclosed. The method comprises su... | 10/26/2004 |
| 6740284 | Container with improved neck portion and method for making the same A plastic blow molded container having a central vertical axis constructed in accordance with the present invention includes a cylindrical upper rim, an oriented neck portion, a lower body portion, and a closed base portion. The upper rim of the container includes a... | 05/25/2004 |
| 6733716 | Method of making a stretch/blow molded article (bottle) with an integral projection such as a handle The method involves making a hollow blow molded thermoplastic article having an integral handle. An unblown preform of polyethylene terephthalate (PET) is inserted into a blow mold and thereafter stretched by a stretch rod. Blow gas is then injected into the interio... | 05/11/2004 |
| 6730261 | Processes for producing hollow molded articles The blow-molded articles having an open end is produced by the steps of; setting a resin parison in cavity formed by a pair of metal mold members, blowing a pressurized gas into the resin parison to form an intermediate molded article, and cutting a predetermined pa... | 05/04/2004 |
| 6692685 | Sealing closure for extrusion blow molded containers A method of making a package that includes the steps of blow molding a hollow plastic container, including blow molding a finish and a moil or dome that extends from the finish, and trimming the moil from the container finish so as to leave a conical flan... | 02/17/2004 |
| 6685873 | Method for progressively separating integrally attached gutter flash from an in-mold blow-molded thermoplastic resin product A production method is disclosed for separating integrally attached gutter flash from a blow-molded thermoplastic resin product utilizing tensile forces applied to the gutter flash while the product is fully restrained within the closed co-operating produ... | 02/03/2004 |
| 6675680 | Method of and apparatus for handling tandem containers Apparatus for, and method of, conveying tandem thermoplastic containers from a molding machine to a tail removal station, the tandem containers being positioned with their axes extending horizontally but possibly out of parallel with one another and with ... | 01/13/2004 |
| 6673301 | Extrusion blow-molded squeezable tube-shaped container and method for making same A squeezable tube-shaped plastic container (10, 100) having a one-piece construction formed by extrusion blow-molding techniques. The container (10, 100) has a retractable end wall (26, 126) which is positionable into an outwardly projecting position and ... | 01/06/2004 |
| 6660217 | Blow molding method A blow molding method for forming a hollow resin product comprises a parison extruding step, a protrusion abutting step and a confronting rod abutting step. In the extruding step, a parison is extruded from a die head towards a position interposed between... | 12/09/2003 |
| 6635218 | Continuous production of plastic siding panels with separate shingle appearance A sheet of plastics material is continuously extruded onto the upper run of an endless conveyor which carries aluminum vacuum mold plates each defining a cavity with a shingle pattern. The sheet is progressively vacuum-formed into the mold plate cavities,... | 10/21/2003 |
| 6602458 | Reduced flash molding A reduced flash molding process and apparatus useful for a variety of parts, especially flat plastic panels, reduces trimming time, regrind waste, increases production speeds, reduces energy consumption, and reduces part weight. The reduction in flash is ... | 08/05/2003 |
| 6558597 | Process for making closed-end ceramic tubes A process for forming an end cap in an extruded ceramic tube. An end cap forming cavity of an end cap forming die is positioned so that, when the body of the end cap forming die is situated against an extrusion die, ceramic material is able to be forced i... | 05/06/2003 |
| 6555033 | Method and apparatus for making a plastic container and closure combination At least one blow-molded plastic container and one compression molded lid are simultaneously produced in a blow mold. Preferably, the method and apparatus utilize a mold capable of simultaneously receiving a pair of extruded parisons. One of the parisons ... | 04/29/2003 |
| 6551544 | Shuttle blow molding method and apparatus Extrusion blow molding apparatus (10) having a body mold (12) for forming a body portion (B) of a blow molded container (C) from a blowable, extruded thermoplastic parison (P). The blow molding apparatus also has a neck mold (14) for forming an annular fi... | 04/22/2003 |
| 6536616 | Container neck finish and method and apparatus for forming same and cap for use thereon The neck of a container has a smooth seal surface engaged by the inner skirt or plug of a cap. Such surface is free of trim and parting line flaws which are characteristic of blow-molded jars because the surface is formed in such a way that the seal surfa... | 03/25/2003 |
| 6464907 | Method for producing a blow molded plastic outdoor boot shell A boot comprising an upper portion, an outersole portion, an optional midsole/wedge portion and a shell portion, wherein the shell portion is produced by the blow molding process. The shell portion may contain a midsole/wedge element inside or outside of ... | 10/15/2002 |
