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6887063 |
Processing mold including unitary movable mandrel for preparing tire support
A processing mold is suitable for preparing a tire support. One processing mold that is particularly advantageous includes a processing mold having a first mold body opposing a second mold body,...
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6855286 |
Injection mold and method for manufacturing injection molded articles
In an injection mold comprising a cavity and a gate for feeding a molding material into the cavity, the molding material fed from the gate into the cavity is divided into two streams that flow...
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6691975 |
Concrete tank seal cast
A closed end of a one piece flexible elastomeric seal is mounted in one end of a tubular liquid concrete tight frame that is mounted on a removable door of one wall of a concrete wall mold, the...
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6514444 |
Method of manufacturing a molded plastic article and a glass molding plastics
The object of the present invention is to provide a molded plastic article having high accuracy. To attain this object, the present invention provides a method of manufacturing a column or panel...
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6467526 |
Method of making a jewelry ring in a vertical mold
A method of molding a jewelry ring having a beveled or rounded inner diameter and a hollow portion in a vertical mold comprises utilizing a multi-piece plug and a soluble insert in a mold to define...
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6468068 |
Resin seal ring die with various mold cut portions
In the manufacture of a seal ring having a cut portion at one position on the circumference by injecting a molten molding material from a gate into a cavity of a forming die, the gate is provided...
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6461557 |
Method of molding an O-ring retainer in components using interlocking molds
A method and apparatus for forming a plastic component with at least a first and second set of integrally molded castellations for retaining an O-ring therebetween; the component therefrom; and...
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6315299 |
Apparatus and method of forming a tension resistant O-ring
A method of forming a tension resistant O-ring is formed by extruding a length of precured elastomer with a coextensive central aperture; longitudinally dividing the elastomer; winding a strand of...
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6224814 |
Seal ring and method of manufacturing the same
In the manufacture of a seal ring having a cut portion at one position on the circumference by injecting a molten molding material from a gate into a cavity of a forming die, the gate is provided...
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6123505 |
Stator produced by injection molding
A stator for a hydrodynamic torque converter which is produced by injection molding with axially drawn dies. The stator hub has stator blades produced by use of a thermoplastic material to fill the...
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5980800 |
Method for making a bracket of a brake lever
A method uses a mold for making a bracket of a brake lever device. The mold includes a mold cavity and a stem and a block extended inward of the mold cavity for forming the aperture and the orifice...
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5939002 |
Apparatus and process for changing a sidewall insert of a tire mold
A molding apparatus and process is described in which a side wall mold insert is accessible and releasable from the interior of the molding apparatus. A fastener reversibly seats the side wall...
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5935292 |
Annealing mold and retainer for making a fiber optic current sensor
An annealing mold and fiber retaining device includes a fiber holding plate having fiber channels and an annealing insert. Retainers are provided for attachment to the plate to retain fibers in the...
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5843326 |
Process and device for producing at least a portion of a tire mold comprising at least one element molding a non-removable motif
The invention concerns a process and an associated device for the manuface by molding on a countermold (1) by means of a pourable, solidifiable material, a mold intended for molding at least a...
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5605646 |
Containers for preparation and display of foods
A domed container for the preparation and display of food includes a receptacle, a dome cover, and a hollow mold member. The receptacle has a bottom with a top surface and an outer circumference....
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5538217 |
Ring-cake preparation system
A ring-cake preparation system is adapted for use in association with a ring-cake and a ring-cake container. The ring cake container is formed in a cylindrical configuration. A plate with a post is...
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5536463 |
System and method for molding plastic wheel covers
A wheel cover mold assembly is provided for all wheel cover styles of a particular wheel diameter and mounting system. The mold assembly includes a top and a bottom base. The top base carries a...
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5431553 |
Manhole seal molding apparatus
An apparatus is provided for installation in a manhole assembly. The mold apparatus is filled with a sealing material to establish a solid bond that blocks inflow of fluids at the joint between...
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5067686 |
Annular base mold
A unitary, molded, concrete stabilizing base for refuse cans and the like, and method and apparatus for its manufacture are described. The base takes the form of a concrete annulus having a...
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5066213 |
Wax-casting components
A mold-forming cup has a frustoconical interior tapering in cross-sectional size from the top of the cup to the bottom. A metal master model is mounted generally centrally of the interior of the...
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4909972 |
Method and apparatus for making a solid foamed tire core
A method of making a solid core locatable between a wheel rim and a tire fitted to the rim, includes introducing a foamable composition into a mould cavity having a substantially inflexible mould...
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4786027 |
Apparatus for molding composite metal-elastomer wheels
Apparatus for molding a composite metal-elastomer styled wheel in which a middle mold part consists of a metal wheel disc and rim subassembly. A base mold part seats against the outboard face of...
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4755339 |
Method and apparatus for making molded window gasket
An improved window gasket assembly and the apparatus and associated method for reaction injection molding such as assemblies, as well as other molded articles, are disclosed. The gasket is...
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4687178 |
Wax ring tube with graduations
A wax ring tube used in manufacture of a ring-like ornament by casting it using a lost-wax process. Plotting graduations are formed on inner peripheral wall surface of a hole bored along the...
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4643863 |
Process for making reinforced sealing gaskets
The process provides for depositing, on a non-adhesive support, a thread of a fluid material for gasket manufacture from a nozzle that is displaced above the support along a path coinciding with...
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4643864 |
Process for making sealing gaskets
A thread of a fluid material for gasket manufacture is deposited onto a non-planar, non-adhesive support sheet (12) from a nozzle (22) that is displaced above the support along a path corresponding...
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4569713 |
Apparatus for making fiber reinforced armatures
A mold for making steering wheels by winding resin impregnated fibers. The mold includes a hub support pedestal to support a hub about which fibers are wound, means having a rim forming recess, a...
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4519567 |
Mold for manufacturing an annular object of elastic material
A mold for manufacturing an annular object of elastic material such as a sealing ring having a reinforcing element which is completely or partially embedded therein, comprising support surfaces on...
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4493472 |
Mould used for making a racket frame
A mould used for making a racket frame comprises an upper mould piece, a lower mould piece and an intermediate mould piece which cooperate to form a cavity that imparts a racket frame shape with...
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4458875 |
Easy release mold
The apparatus consists of a vessel that is transparent to microwaves, an inner coating of material that is heated by microwaves and a coating inside that that will reflect microwaves. In use the...
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4419908 |
Mold and method of making spoked wheels and product of same
A fiberglass reinforced plastics steering wheel is disclosed and a mold and method for making same. The wheel is made by disposing binder and the fiberglass in an annular cavity and in ramp-like...
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4282258 |
Method and apparatus for the manufacture of formed edible products and products resulting therefrom
A method for the manufacture of formed edible products from moist edible pieces. Pneumatic suction draws the pieces into a mold or die cavity. A binder such as a gel solution is applied to the...
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4279122 |
Method of making chain
A method of making a chain generally consisting of forming at least two links integrally so that the two links are interlocked and are joined together and then severing the links along the joint to...
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4241492 |
Process for manufacture of valve seat
The present invention concerns a method of manufacture of valve seats which comprises forming a series of vertically stacked molds each having at least one mold cavity with a configuration...
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4095932 |
Apparatus for making continuous chain
Apparatus and methods are provided for making a continuous chain of interengaged loops, preferably of molded synthetic plastic, which employs a plurality of sets of separable dies with loop forming...
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4084929 |
Apparatus for producing packing rings for fluid systems and the like
A method and apparatus for forming packing rings from substantially any type of loose or ribbon fiber packing material are disclosed. The apparatus utilizes a plurality of concentric cylindrical...
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4042204 |
Apparatus for bonding a bronze bushing on a metallic member
An annular bronze bearing is bonded to a cylindrical inner surface of a metallic member by positioning the member in a fixture to define an annular chamber therein, communicating a charge of bronze...
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4013259 |
Mold apparatus for forming rings
A mold apparatus for forming various sizes and shapes of wax castings to provide a means for producing rings in volume therefrom, wherein the mold apparatus comprises a drum member defining the...
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4008517 |
Brake drum and method of manufacture
A method of manufacturing a brake drum having a plurality of axially spaced, circumferentially extending ribs provided on the exterior surface thereof. The method includes casting molten grey iron...
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3933334 |
Butterfly valve seat mold
A valve seat for a butterfly valve having an annular, rigid reinforcement ring embedded in a body of molded elastomeric material. The seat has a pair of diametrically aligned shaft openings for the...
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3838728 |
METHOD FOR MOLDING FINGER RINGS
A method of molding a finger ring having a hollowed out interior portion which includes forming a ring pattern by forming a first structure of a first moldable material in the shape of the final...
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3718420 |
APPARATUS FOR PRODUCING ANNULARLY CLOSED, INTERCONNECTED ELEMENTS
A device, such as a multi-part mold, for producing annularly closed interconnected elements from a material suitable to injection moulding. The parts of said mold being in two planes of division...
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3675888 |
APPARATUS FOR MOLDING A SEAT IN A VALVE BODY
A method and apparatus for molding an elastomeric seat and stem seal in a valve body, wherein a pair of mold sections, each mold section having a cavity formed therein, are secured about a valve...
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3537683 |
VALVE SEAT FOR A BUTTERFLY VALVE AND METHOD FOR MAKING THE SAME
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3523570 |
METHOD OF PRESS FORMING THIN-WALLED CAST IRON PARTS
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3511466 |
MOLD FOR WAX PATTERNS FOR CASTING FINGER RINGS
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3507112 |
CAST CHAINS WITH ELLIPTICAL LINKS
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3490100 |
MOLD FOR MOLDING LINK CHAINS OF PLASTIC MATERIAL
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3469284 |
CHAIN-MAKING APPARATUS
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3431967 |
TWO-PIECE MOLD FOR MOLDING AN UNDERCUT RIM,AND METHOD OF MOLDING
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