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7222510 |
Systems and methods for manufacturing a drop bar
Systems and methods for using an extrusion, forging, casting and/or machining process to provide an aluminum hitch component with increased strength that eliminates encumbrances, such as rusting...
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7156412 |
Systems and methods for providing an aluminum bar for towing
Systems and methods for using an extrusion, forging, casting and/or machining process to provide an aluminum hitch component with increased strength that eliminates encumbrances, such as rusting...
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7117704 |
Impact extrusion molded article, and impact extrusion molding method, and an impact extrusion molding apparatus
An impact extrusion molded article that is molded while the metal-flow from a bottom of a slug set in a dice toward the side of the molded product article is suppressed; an impact extrusion molding...
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6908099 |
Systems and methods for providing aluminum hitch components
Systems and methods for using an extrusion, forging, casting and/or machining process to provide an aluminum hitch component with increased strength that eliminates encumbrances, such as rusting...
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6904657 |
Brittle wire extrusion method and apparatus
A method and apparatus is presented for the manufacture of brittle wire by the co-extrusion, or filled billet method. The invention involves a step by step method by which a billet can is specially...
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6743312 |
Method of fabricating a ball protective mask
A method of fabricating ball protective mask includes ( 1 ) aluminum extrusion: the aluminum extruded structure has a suitably shaped outer ring frame and densely packed hollow holes so that the...
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6389863 |
Residue stripper for metal-extrusion press
A stripper assembly used in combination with a metal-extrusion press having a die with a back face on which residue is formed during an extrusion operation, has a blade carrier movable generally...
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6363765 |
Shear deformation device for scalping
The present invention relates to a shear deformation device. To improve the productivity by solving the problem that the amount of shear deformation of a material is not uniform and sufficient due...
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6305207 |
Removing shell and press residue from a metal-extruding ram disk or die
Pressing residue and shell are stripped from a metal-extruder disk having a pair of parallel and flat end faces at least one of which carries pressing residue or shell and an annular outer...
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6176064 |
Apparatus and method for forming flashing
A device for forming flashing, and a method for forming the same for adaptation to freeze boards. The present invention is a device for forming flashing comprising a plate with at least one groove...
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6132677 |
Method for making radioactive metal articles having small dimensions
A method for making a radioactive article such as wire, includes the steps of providing a metal article having a first shape, such a cylinder, that is either radioactive itself or can be converted...
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5931041 |
Reverse extruding press and process for releasing a billet
The purpose of the invention is a reverse extruding press perfected for releasing a billet jammed in the container. According to the invention, the obturator (31) of the rear surface of the...
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5836190 |
Process for extruding a section or the like from an ingot and a device that purpose
A process for extruding a section or the like body from an ingot is such that an ingot is introduced into a bore of a container and, by means of an extrusion stem, is fed in the direction of...
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5600990 |
Metal extrusion die stack and method
A steel extrusion apparatus is shown having an improved die stack with a direct cone geometry. The die stack includes a die holder with removable and replaceable die inserts. The die inserts are...
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5595085 |
Aluminum extruding machine
An aluminum extruding machine which includes four guide rods connected between two opposite upright blocks above the machine base, a fixed die holder, a material carrying barrel moved on the guide...
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5398411 |
Process for producing suspension member for vehicle
A process for producing a suspension member for a vehicle, which member comprises a first mounting portion relatively swingably connected to either one of a vehicle body and an axle, through a...
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5301531 |
Horizontal metal extrusion press
A horizontal metal extrusion press has a tool cassette (13) for a tool set composed of a die (134), a die holder (32) and at least one pressure ring (36), displaceable horizontally along guide...
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5247821 |
Extruding press and method for its feeding
A method for feeding billets in horizontal extruding presses which comprises the opening of the container, the cutting off of the surplus of the billet extruded simultaneously to the supplying of a...
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4896521 |
Process for manufacturing a tubular semifinished copper alloy part
A process comprising at least a first stage wherein a copper alloy ingot is placed against the end wall of a cavity in a mold, and at least a second stage wherein a pressure member, designed to...
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4895506 |
Extrusion press
A direct or indirect extrusion press is disclosed, which includes a container (20) that defines a chamber (19) to hold a billet (11) to be extruded, a ram (12), a die (14), a die holder (41), a...
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4817411 |
Manufacture of metal extrusions
A method of and apparatus for the manufacture of metal extrusions is disclosed in which the metal is extruded through a die having, preferably, a single extrusion aperture. The leading end of the...
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4793170 |
Shear blade for aluminum extrusion process
An improved method of severing butt ends of aluminum billets using an improved blade design which peels the butt end from the billet. Die ring alignment prongs position the blade to leave a...
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4782738 |
Compressor with adjustable head clearance
A compressor includes a housing to which a cylinder and head structure is adjustably mounted by means of an adjustable spacer. By adjusting the compression on the head structure during assembly,...
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4781053 |
Indirect extrusion process and machinery therefor
An indirect extrusion process, and apparatus therefor, for producing an extrusion product from a hot metal billet. A press container is mounted to be substantially axially stationary during...
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4750345 |
Recycling pressure plates and dies in extrusion presses
For recycling the dies and pressure plates, in an extrusion press designed to perform both direct and indirect extrusion, a common conveyor extends beside the press between a device for stripping...
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4745789 |
Apparatus for separating pressure plates from extrusion residues of metal extruded with a shell
Apparatus for separating pressure plates from extrusion residues formed when metal is extruded so as to leave a thin shell of metal residue surrounding a pressure plate used to force the metal...
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4744236 |
Method of and apparatus for indirect extrusion
Double-stem type extrusion method and apparatus used for extrusion-molding rod-like and tubular products. In order to upset a solid or hollow billet (5, 5A) supplied to a container (1), the end of...
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4593552 |
Butt shear with butt knocker
An extrusion press is provided with a butt dislodging apparatus for removal of a billet butt from an extrusion die with the dislodging apparatus including an elongated butt knock-off bar having a...
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4570473 |
Extrusion press
An extrusion press including butt shearing means and cooperating die receiving and holding means carried by the crosshead which supports the free end of the main ram.
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4484466 |
Device for removing a die, a discard and a closing plate from an indirect metal extrusion press
After extrusion in an indirect metal extrusion press a removal arm, the end of which carries a holding sleeve for a die, a discard and a closing plate, is swung into the press axis between the...
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4475372 |
Method and means for removing a die, sealing member and residual metal from an indirect extrusion press
An indirect extrusion press has a die and die holder 20 and a sealing plate to close the billet carrier. After extrusion, a one-piece or two-part holding sleeve is placed between the sealing plate...
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4459837 |
Method of indirect extrusion of metal
This invention provides an indirect metal extrusion method, in which free die system is adopted. A die (8) of two-stepped structure is capable of removing shell or outer layer of a billet...
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4430877 |
Method and cleaning container on indirect extrusion press
A method for cleaning inner surfaces of a container on an indirect extrusion press, using a loose die including an extruding die portion and a separable cleaning die portion. The die is...
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4416138 |
Extrusion press die change assembly
An extrusion press having a die slide assembly capable of shearing the extrusion in the die, and transporting the die to a side movable transfer table for change thereof, the assembly eliminating...
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4379398 |
Pull-back type indirect extrusion press
A pull-back type indirect extrusion press is designed so that the scalping of billets can be effected inside the press independently of extrusion cycles and the scalped billet is allowed to stand...
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4365497 |
Intermediate frame type indirect extrusion press
In an indirect extrusion press of the type wherein a die stem is connected to a press axis on the rear end surface of a press platen and extends towards a container, an intermediate frame type...
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4342212 |
Indirect extrusion press
A die stem and a billet-receiving sleeve extend rearwardly from an extrusion apparatus platen slide that is movable laterally from a first position in which the stem is aligned with a billet...
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4326399 |
Extrusion press operating by the indirect method
A press operated by the reverse method comprising a fixed tubular die casing defining a pressing axis, a main jack operative to displace a cross beam supported for displacement along the pressing...
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4317352 |
Cutting devices for extrusion presses
A cutting device for a direct extrusion press is intended to shear the residue remaining in the press cylinder after extrusion of the useful part of the billet to separate the residue from the...
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RE30688 |
Extrusion press for indirect extrusion
An extrusion press for indirect extrusion has a sealing plate at one end of the bore of the billet container. This sealing plate extends a certain distance into the bore where it provides a seal...
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4231245 |
Indirect extrusion apparatus
A die holder has adjacent to its front end an annular step portion comprising a steep wall and a gradual wall tapered from the steep wall to the front end, the annular step portion being adapted to...
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4230661 |
Indirect extrusion process
An indirect extrusion process making use of an apparatus having a main ram and a container which are adapted to be driven independently of each other, the container being moved during the extrusion...
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4168619 |
Process for forging metallic nozzles
A single step in the form of a heavy forward displacing forging operation is used to manufacture cylindrically bored ferrous-metal multiple diameter nozzles with an outside diameter of at least 22...
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4165627 |
Method and apparatus for closing the end of an extruded tube submerged in water
In the direct extrusion of tubing wherein the extruded tube or tubing is immediately submerged into water after extrusion and having a closed leading end, the trailing end thereof in the extrusion...
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4165625 |
Device for extruding sections from an ingot
A device for extruding ingots, in particular for extruding light metal ingots through a shaping die placed downstream of the ingot, is provided with a scalping facility for removing an outer layer...
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4151734 |
Process for manufacturing welding necks and the like
A far less expensive process of manufacturing heavy-duty welding necks, nozzles, and similar connector elements comprising cylindrical bodies with a radial flange at one end, is provided through...
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4144734 |
Indirect extrusion process and apparatus
A die holder has adjacent to its front end an annular step portion comprising a steep wall and a gradual wall tapered from the steep wall to the front end, the annular step portion being adapted to...
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4103529 |
Extrusion press for direct and indirect extruding with die shifter
A gate lock housing mounted against the rear face of the front platen of an extrusion press has a passage through it aligned with a passage through the platen. A tubular block is normally disposed...
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4065950 |
Formation of articles
A process for continuous and repetitive production of discrete articles of a desired cross-section from a deformable material can be effected by introducing the material into a moving passageway,...
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4056964 |
Apparatus for metal extrusion
An improved apparatus for metal extrusion comprises a main container for receiving a billet as a material to be extruded, a press stem with a splitting disc in the front thereof for pushing the...
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