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7621201 Hot forming tools for aluminum and magnesium sheets  
A ferrous metal tool is provided for the forming of light metal sheet workpieces at elevated temperatures, with the forming surface of the tool prepared to minimize friction and adhesion when...
7587919 Wear resistant coated sheet metal die and method to manufacture a wear resistant coated sheet metal forming die  
A method to manufacture a steel die having a Physical Vapor Deposition wear resistant coating on a profile surface and a steel die formed thereby is disclosed. The steel die is subjected to...
7568410 Die-cutting beaded material  
A method is provided for cutting beaded fabric that includes a bead attached to cloth-like material. According to one embodiment, a continuous length of the beaded fabric is fed through a guide...
7565851 Geometrical construction process for a flash land for the forging of a complex part  
A process for geometrical construction of a flash land is provided for a flash land that is to be provided in a die for forging of a turbomachine vane, in accordance with determined parameters,...
7490502 Punch for cold forming operations  
A cemented carbide tool containing tungsten carbide, titanium carbide, niobium carbide, possibly TaC, cobalt, chromium and possibly nickel, iron, molybdenum is disclosed. The composition of the...
7455006 Modular/configurable die for a rotary die cutter  
A modular/configurable rotary die and a rotary die cutter ( 4 ) incorporating the die for making a corrugated carton blank ( 2 ) are disclosed. The rotary die comprises a plurality of die...
7343770 Stamping system for manufacturing high tolerance parts  
A system and process for stamping parts having tolerances below 1000 nanometers. The inventive system and process is particularly suited for producing optoelectronic parts. The system includes a...
7340934 Press molding die and manufacturing method of same  
A press molding die capable of preventing a workpiece from moving is provided. The press molding die includes a punch for pressing a workpiece; a molding die having a molding surface on which the...
7284462 Flexible die and method for its manufacture  
To obtain a push-cutting blade 2, a flexible base 1 and a projection (trapezoid-section projection 21 ) protruding from this base are formed by etching. Then, a lateral surface or surfaces of...
7237418 Method of extruding hollow light metal member, die for extruding hollow light metal, and member for extruding hollow light metal  
It is an object to realize and establish new extrusion technology for manufacturing a light-metal hollow member (product) having excellent mechanical properties with constant stability and also...
7165434 Hot forming tool  
The object of the invention is a hot-forming tool ( 1 ) having an upper die and a lower die ( 1 a, 1 b ), the upper as well as the lower die ( 1 a, 1 b ) each consisting of a base plate ( 2 )...
7159437 Heated die for hot forming  
A hot forming tool is heated with multiple electrical resistance cartridge heaters. The heaters are located in the body of the tool so as to maintain the entire forming surface within a...
7104109 Double-cavity heading die  
A cold or hot-forging heading die used in metalworking to form a “head” on the end of a metal rod is configured to provide two heading cavities formed in opposite ends of the carbide insert....
7086267 Metal-forming die and method for manufacturing same  
A metal-forming die according to the present invention includes die blades with convoluted opposed side surfaces that correspond to variable-width features on the working surface of the die. The...
7008684 Strandboard molding having holes at angles of 20 degrees to vertical or more  
Mold apparatus for molded wood strand three-dimensionally carved articles of manufacture using at least one hole punch comprised of a base and a funnel shaped hole-defining portion having a funnel...
6792828 Press die for molding sipe blade and method of making the press die  
A press die for molding a sipe blade is provided, including a pair of divided parts. A material for the sipe blade is interposed and pressed between the pair of divided parts to mold a sipe blade....
6785963 Rotary die cutting cover  
A cover for a rotary die is centrifugally cast with multiple layers to substantially eliminate stress when the cover is cast in an arcuate shape for use in a die cutting system. A locking mechanism...
6760959 Device for producing material having optically varying effects and method of producing the same  
A die and a method for forming a die to produce optically varying effects in a light reflective surface. A design generally formed as a plurality of parallel grooves of varying widths and depths...
6755748 Screw head formation  
The screw has two or three non-circular super-imposed recesses. The depth of each recess is less than 1.2 mm and there is a less than 1° of draw in each recess. The screw head recess is formed...
6735844 Method for fabricating a plastic optic element injection mold  
In order to produce precision optic elements using injection molded plastic, a metal mold is fabricated from two positive masters comprising exact metallic reproductions of the desired plastic part...
6692844 Glaze for ceramic superplastic forming (SPF) dies  
The life of ceramic SPF dies can be enhanced significantly by plasma spray application of a cordierite glaze on the forming surface. The preferred glaze has a coefficient of thermal expansion close...
6681666 Method and apparatus for scrap removal from rotary dies  
An improved rotary die cutting apparatus and method for removing scrap material from work pieces such as paperboard blanks. One of the dies of a pair of rotary cutting dies is provided with gripper...
6662614 Tool and its finishing method of surface for center fin member of air conditioning apparatus for vehicle  
A tool and its finishing method of surface for center fin member of an air conditioning apparatus for a vehicle. The tool includes a plurality of fin blades each having a circular cutter shape and...
6626965 Apparatus for forming die cuts and method of manufacturing same  
A die cutting block for forming die cuts from paper and other materials includes a base portion having a recess formed therein having a desired shape formed therein, an insert portion having an...
6557388 Method of determining dimension of extrusion die and extrusion die produced based on the same  
A method of determining at least one dimension of an extrusion die includes determining a plurality of reference points on a contour of an opening of the extrusion die. Sizes of a plurality of...
6520049 Method of digitizing emboss dies and the like  
A method of copying a three-dimensional surface having X, Y, and Z dimensions forms a translucent impression of the surface to be copied and then captures a two-dimensional image of the translucent...
6513360 Resinous die  
A resinous die for press-shaping a blank material into a desired configuration, which comprises a die member and a mating punch, both having respective shaping portions. Each shaping portion is...
6490949 Rule for a cutting die  
A rule for use in conjunction with a cutting die and adapted to be received within an elongated slit formed in a die board. The rule includes an upper edge and a lower edge, and a main body...
6484609 Method of producing press-forming punch and die  
An economical method of producing a press-forming die is disclosed wherein a master die and a master punch are relatively reciprocated with a full stroke and a shorter stroke to produce a...
6463831 Method of making a precision punch and die design and construction  
A precision punch and die device for punching holes in a ceramic substrate and method of assembling the device. The device comprises a punch which moves relative to a substrate for punching a hole...
6435069 Rotary die cutting cover  
A cover for a rotary die is centrifugally cast with multiple layers to substantially eliminate stress when the cover is cast in an arcuate shape for use in a die cutting system. A locking mechanism...
6397651 Die assembly and method of manufacturing die assembly  
A cutting edge is formed by build-up welding on a die of a die assembly made of a base material of an aluminum/copper-based zinc alloy. The cutting edge comprises an underlying layer and an...
6314778 Rolling die and surface processing method for rolling die  
In a rolling die as a tool for thread-rolling screws, an electrode exhaustion-melted substance or its reactive substance of a discharge electrode (5) generated by discharge energy based on an...
RE37366 Method of making rotary cutting dies  
A method of making a pair of rotary die cylinders with lands having coacting cutting edges which cut blanks from a web of material passing through the nip of the rotating dies. In cross section...
6279425 Method of producing tools and dies  
A method of producing a tool or die from a model that includes producing a rigid mold from the model, forming a die shell of the model from a sheet of material in close conforming relationship over...
6256857 Tool holder  
A tool retention apparatus for retaining a cutting tool in a tool holder which has a wedged shaped securing arrangement to hold the cutting tool against a pair of precision ground supports. The...
6212934 Recoverable and reusable cold forging dies  
An improved recoverable and reusable die used for cold forging utilizing a medium of penetration made of an alloy with a low melting point. The alloy is a mixture of the elements Bi, Pb, and Sn....
6196042 Coining tool and process of manufacturing same for making connection components  
A tool having a coining projection is operative for forming a frangible portion in a lead of a microelectronic connection component by application of a compressive force. The coining projection is...
6178852 Rotary die laser machining and hardening apparatus and method  
A pair of rotary die cylinders having co-acting cutting blades formed by integral lands projecting generally radially outwardly from the main body of each cylinder and a method of making them by...
6129793 Face-gear forging method  
A face-gear forging die which can be used to near-net forge face gears is disclosed. The face-gear forging die is constructed from a blank, and is cut to specification using a wire electrical...
6119556 Combination precision punch assembly and guide/matrix assembly and method of precision installation of a punch set  
In combination, a guide body/matrix body assembly and a precision punch set assembly and method, the combination forming a precision punching system for highly accurate registration hole placement...
6044680 Machining of sheet without removal of material  
A method and device for machining a sheet contains a jaw equipped with two plates mounted opposite each other in order to delimit a calibration opening between said plates in which it is possible...
5916335 Process for the machining of stamping parts photochemically etched out of a carrier base, and stamping webs obtained therefrom  
The invention relates to the machining of cutting (stamping) edges which are etched photochemically out of a carrier base and by means of which labels consisting of label material adhering...
5896643 Method of working press die  
A working tool and a cladding device are interchangeably mounted on a working head of a working apparatus. First, in a condition in which the working tool is attached to the working head, a die...
5896784 Die for superplastic forming of titanium-based alloy  
The present invention provides a die for superplastic forming of titanium-based alloy with high-workability, which is inexpensive and easy to handle, and has detailed shape-reproducibility and no...
5890402 Method of making tool dies  
A method of forming tool dies, comprising the steps of (a) forming a plurality of unitary tool blank plates by mechanically securing a low carbon steel plate portion to a tool steel plate portion...
5876804 Extrusion die for molding honeycomb structure and manufacturing method thereof  
An extrusion die for forming a honeycomb structure such as a catalyst carrier of a catalytic converter for internal combustion engines is provided. The extrusion die includes material inlet ports...
5853506 Method of treating metal working dies  
A method of treating metal working dies by the steps of: forming a metal working die part to be constituted of consolidated particulate material with a porosity in the range of 0.01-0.5%; immersing...
5813276 Press die of cement composite and a method of producing the same  
There are provided a press die of cement composite characterized in that a punch and a blank holder comprise respective cut portions of a punch and blank holder forming member formed by transfer...
5691402 Composite tooling material having vinyl ester resins and fillers  
A vinyl ester resin/filler composite is disclosed which has a glass transition temperature of at least 315° C. when cured. One version of the composite includes tabular alumina as a filler....
Matches 1 - 50 out of 431 1 2 3 4 5 6 7 8 9 >