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Class 425/806 - FLASH REMOVAL


Subclass of Class 425 - Plastic article or earthenware shaping or treating: apparatus
Definition: Apparatus for removing flash (i.e., excess or unwanted material)
No. of patents: 116
Last issue date: 01/02/2007


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NumberTitleIssue Date
7156650Device for removing an injection molded substrate from an injection mold
A device for removing an injection-molded substrate with attached sprue from an injection mold having half-molds, in particular a substrate for optical data carriers, includes a lever that can swing in and out of a position between the half-molds of the injection mo...
01/02/2007
6994003Load 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
6932937Methods and apparatus for manufacturing molded articles
Apparatus for manufacturing a molded article having a substrate material and skin material may include a first die that receives and supports the substrate material and a second die that receives and supports the skin material. The first die is arranged and construc...
08/23/2005
6719554Method 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...
04/13/2004
6685873Method 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
6675680Method 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
6659160Reverse break stamp hook assembly
A reverse break stamp hook assembly and method for breaking a biscuit from a casting. The reverse break stamp hook assembly is mounted to an upper trim die of conventional stamping equipment, and includes a leg that hangs from a pivot attached to a mounti...
12/09/2003
6619946Apparatus for trimming and performing a second operation on plastic containers
An apparatus and method for trimming and performing a second operation on containers, such as plastic containers. The apparatus comprises modular container processing stations. One modular station is a pretrim station including a starwheel, blade, and rol...
09/16/2003
6491281Mold assembly for producing ophthalmic lens article
A mold assembly for forming an ophthalmic lens article includes a first mold and a second mold. The first and second molds are assembled together to define a mold cavity therebetween having a profile corresponding to that of the ophthalmic lens article to...
12/10/2002
6368096Apparatus for separating material from a mold surface
Apparatus and method for removing unwanted excess material from a mold section is particularly adapted for removing a monomer ring adhered within a reservoir of a female mold section used to mold a contact lens. The invention involves piercing the monomer...
04/09/2002
6367360Apparatus for trimming plastic blow moldings
Apparatus (10) for trimming a blow molding (12) includes a rotary trimming assembly (16) rotatively mounted and driven on a trimmer head (14). The trimming assembly (16) includes a tube (18) of a rotary member (46) aligned with the blow molding such that ...
04/09/2002
6360907Pallet container
The invention refers to a pallet container (10) including a bottom pallet (12), a plastic receptacle (14) arranged thereon and a support jacket (16) closely surrounding the plastic receptacle (14) and fixedly connected (but detachably) on the bottom side ...
03/26/2002
6360414Rotary deflashing apparatus
An apparatus for deflashing plastic blow molded articles is disclosed. The apparatus includes feed screw which engage one side of the container to move the container. A nesting wheel and a trim wheel are rotated in opposite directions to bring trim tools ...
03/26/2002
6358037Flash removal apparatus
A flash removing apparatus is provided which has a pair of blades driven by an actuator through a linkage assembly, simultaneously and in opposite directions, between a bottle receiving position and a closed position to aid in removing flash from a plasti...
03/19/2002
6334766Takeout apparatus for shuttle-type plastic blow moulding machines
A take-out system for a shuttle-type blow moulding machine having two moulding assemblies has a single gripper head for taking out moulded articles from both moulding assemblies. The gripper head is carried by a vertical gripper arm which can be raised an...
01/01/2002
6311593Post molding inner diameter neck trimming apparatus
An apparatus for trimming the neck of a blow molded plastic bottle in which a reverse punch is mounted on an end of a shaft. A knife is also mounted to the shaft adjacent to the reverse punch and includes a cutting edge recessed from the cutting edge of t...
11/06/2001
6309204Apparatus for manufacturing disc substrate
A disc of synthetic resin used for signal recording/reproduction by a head having floating slider, in which the disc substrate is deburred to removed defects in appearance and is improved in strength and quality, and the manufacturing apparatus for the di...
10/30/2001
6213756Extrusion blow molding apparatus for manufacture of thermoplastic containers
Extrusion blow molding apparatus (10) having a blow mold (12), a neck mold (14) positioned above the blow mold and an anvil (30) positioned in an outwardly facing cavity (32) of the neck mold. A container (C) is produced in the molding apparatus from a pa...
04/10/2001
6183678Method of processing a molded plastic glazing panel
A method of handling molded plastic glazing panels during processing is disclosed, using one or more stabilizing handling tabs projecting outwardly from the perimeter of each panel, and which is molded at the same time as with the glazing panel itself is ...
02/06/2001
6158317Post molding inner diameter neck trimming apparatus
An apparatus for trimming the neck of a blow molded plastic bottle in which a reverse punch is mounted on an end of a shaft. A knife is also mounted to the shaft adjacent to the reverse punch and includes a cutting edge recessed from the cutting edge of t...
12/12/2000
6106274Molding apparatus with charge overflow
A transfer/injection molding apparatus is defined that includes a charge forming unit, a molding unit and a charge overflow unit. The charge is formed so that the fibers therein are randomly oriented in substantially parallel horizontal planes such that t...
08/22/2000
6103150Molding overflow feedback method
An automated method for controlling the amount of charge introduced in a mold having a mold cavity and associated overflow assembly by adjusting the amount of charge introduced into the mold cavity in subsequent moldings using a measurement of the amount ...
08/15/2000
6093014Apparatus for removing hollow containers from a blow molding machine
In an apparatus wherein a plastic blow molding machine is operated to make hollow containers which are discharged and fall by gravity out of the machine wherein an endless moving conveyor which includes closely spaced vacuum cups is provided and positione...
07/25/2000
6042355Mold for use in a gas-assisted injection molding system and ejector pin subsystem including a split pin for use therein
A mold for use in a gas-assisted injection molding system includes an ejector pin subsystem including a split pin which partially blocks the flow of molten plastic through a secondary runner, helps to eject solid plastic from the mold, and helps to define...
03/28/2000
5985195One-step flashing bevel process for a catheter
A process for beveling the tip of a medical catheter is described. A catheter blank is mounted on a mandrel normally with the mandrel tip extending beyond the tip of the catheter to be beveled. The mandrel and catheter blank are inserted into a previously...
11/16/1999
5919493Apparatus for producing shaped articles
Known fabrication apparatuses, including patterned pinch rollers, molds, etc., are adapted to create articles having a shape characterized by more than six faces of identical size and shape, and by members extending outwardly in three orthogonal dimension...
07/06/1999
5901270Apparatus for hot fluid trimming of plastic molded articles
An apparatus for trimming sharp edges from a non-round workpiece having a contour includes a member for trimming the workpiece by impinging a stream of heated gaseous medium on the workpiece; a member for holding the workpiece, the member for holding bein...
05/04/1999
5849342Calibrating unit for a blow molding machine
A method of controlling a blow molding machine from a completion of production of one product to a start of production of a next product comprises controlling a temperature of a resin within the blow molding machine, controlling an operation of devices fr...
12/15/1998
5846578Apparatus for producing a component obtained from two thermoplastic sheets
Equipment for producing a component obtained from two sheets of thermoplastic material joined together includes an upper die, a lower die and a passage for delivering a compressed jet of air between the two sheets. The equipment further includes a slide w...
12/08/1998
5787772Trim cutter method and apparatus for blow molded articles
A head trimmer machine for cutting off excess material from a cylindrical portion of a blow molded bottle includes a fixture, a spindle rotatably mounted in the fixture, a cutting head attached to the spindle for rotation therewith, a cutter mounted to th...
08/04/1998
5759594Mold assembly for producing fiber-reinforced thermoplastic resin molded article laminated with skin material
A mold assembly for producing a fiber-reinforced thermoplastic resin molded article laminated with a skin material comprises: a first mold having a first cavity face; a second mold having an indentation whose bottom surface forms a second cavity face; a d...
06/02/1998
5749275Apparatus for trimming the neck of blow molded plastic bottles and method
An apparatus and method for trimming an inner ring from the neck flange of a blow-molded plastic bottle by extending a reverse punch having a lead end and a trailing end larger than the lead end into the bottle through the flange opening, elastically bend...
05/12/1998
5736085Catheter beveling and die cut process
A process for forming the tips on catheters is described in which the catheter is placed on a mandrel and molded in a mold. The mandrel may then be removed and a second mandrel inserted. The second mandrel having a larger diameter and adapted to contact i...
04/07/1998
5716572Flashless catheter beveling process
A flashless catheter beveling process in which a beveling catheter mold has an internal cavity which defines the external beveled shape of the catheter and also has a circular hole centrally located therein. In the beveling mold, one end of a distal endmo...
02/10/1998
5682804Apparatus for trimming the neck of blow molded plastic bottles and method
An apparatus for trimming a ring from the neck of a blow molded plastic bottle includes a reverse punch for cutting a ring from the neck and positioning the ring on the punch shaft and a ring stripper for cutting one side of the ring on the punch shaft an...
11/04/1997
5679385Apparatus for treating an ophthalmic lens mold
An apparatus for causing the polymerized excess monomer to separate from a molded lens by increasing the surface energy of the flange area of one mold piece, causing the polymerized excess monomer to stick thereto. Specifically when manufactured under ine...
10/21/1997
5664471Apparatus for trimming the neck of blow molded plastic bottles and method
An apparatus for trimming a ring from the neck of a blow molded plastic bottle includes a reverse punch for cutting a ring from the neck and positioning the ring on the punch shaft and a ring stripper for cutting one side of the ring on the punch shaft an...
09/09/1997
5597524Method of removing flash from a blow molded container
A method of removing a flash portion from a container molded from an elastomer in which the flash portion is held stationary and the container is either inflated or deflated to increase or decrease the size of the container by moving the container walls w...
01/28/1997
5556649Device for removing runners from molded products
A device for removing runners from intermediate molded products includes a holding assembly for maintaining the products in a desired position, a hammer member, an assembly for vibrating the hammer member to cause repeated striking of the intermediate pro...
09/17/1996
5554337Preparation of spherical body
A spherical body having at least a surface portion made of a thermoplastic resin, typically golf ball is prepared by molding the resin in a split mold consisting of a pair of mold halves. The spherical body as molded has a ring-shaped fin on its surface a...
09/10/1996
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