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WO/2005/014194A1 |
[PROBLEMS] A method of producing a left-right screw by inexpensive thread rolling process, where the effective diameter of both left and right screws satisfies the value specified by the standard. [MEANS FOR SOLVING PROBLEMS] When a firs...
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WO/2005/014202A1 |
A method of manufacturing a forging (110) for forming a split casing comprising the steps of creating a forging (110), for example, by a ring rolling process and then deforming the forging (110) by compressing it along a first axis (A) a...
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WO/2005/014201A1 |
A method of producing by forging a light alloy wheel having a disk with a large diameter by using a small-scaled press machine. A cast or forged intermediate product (3) having a circular plate portion (3b) that is to be a disk and a rim...
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WO/2005/011893A1 |
A forging apparatus 1A includes a swaging apparatus 2 equipped with a fixing die 10, a guide 20 having an insertion passage 22 for inserting and holding a bar-shaped raw material 5 in a buckling preventing state, and a punch 30. The raw ...
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WO/2005/011894A1 |
A device for the transfer of semi-finished parts On multistation presses for the process of cold, warm or hot pressing of metals comprises at least one station (10) for the transfer of a piece (24) to be transferred. This station consist...
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WO/2005/007316A1 |
The invention relates to a method for producing radially inwardly protruding projections or sides (4) on the inner side (3') of tooth tips (3) which are embodied essentially axially in relation to the longitudinal axis on the envelope su...
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WO/2004/113742A1 |
[PROBLEMS] To provide a method of manufacturing a magnesium-base alloy screw capable of manufacturing, with high productivity, a screw formed of a magnesium-base alloy with excellent strength and the magnesium-base alloy screw. [MEANS FO...
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WO/2004/110668A1 |
A method of manufacturing a disk member, wherein a cylindrical boss part (1B) is formed by axially compressing a burring part (Wb) by a cope (5) and a drag (6) from both upper and lower directions for elastic deformation. Since an annula...
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WO/2004/109065A1 |
The invention relates to a rocker arm obtained by applying cold forging to a blank in the form of a metal wire, wherein cold forging is applied to a blank obtained by cutting a metal wire into predetermined lengths to provide a second in...
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WO/2004/108326A1 |
The invention relates to a method for manufacturing a hollow elongate construction element, in which a first blank and a second blank (1, 14) are conveyed through a furnace (2) for heating to working temperature and are conveyed between ...
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WO/2004/104431A1 |
A self-attaching fastener including a central pilot, an annular flange surrounding the pilot including an annular groove having bottom, inner and outer side walls, wherein the bottom wall includes a first plurality of spaced anti-rotatio...
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WO/2004/104540A1 |
The regeneration responses of diesel engine exhaust filters are mapped by conducting multiple regeneration runs under controlled conditions of soot loading, exhaust temperature, exhaust flow rate, exhaust oxygen content and/or other rege...
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WO/2004/103606A1 |
The invention relates to a method for producing a blank, especially the blank of an outer housing (1) of a switchable, hydraulic cam follower. The aim of the invention is to reduce the production cost of the outer housing (1). To this en...
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WO/2004/101194A1 |
The present invention relates to a method of at least inhibiting metal fatigue in a tool (2) secured in a tool holder (4), which tool comprises a front side (6) shaped for use in forming of metal wire into nails, screws etc., and which t...
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WO/2004/098807A1 |
A section (40, 90, 130) of heat treated solid steel rod is inserted into a cavity (42, 92) of a first die member (44, 94) within a cold forging press. A punch (54) is forced axially into the rod section to cold-forge a first bore (58, 78...
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WO/2004/094083A2 |
The invention relates to a method for producing a cup-shaped annular part (2') having an inner toothing. The invention also relates to a cup-shaped preform and to a cup-shaped annular part.
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WO/2004/089574A1 |
The invention relates to a method for producing components (1, 2) by extrusion or continuous casting. Said components (1,2) are calibrated with the aid of a matrix to a required tolerance value in order to define the size thereof for a f...
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WO/2004/087368A1 |
A method of swaging a spherical bearing (3) comprising a ball (2) and a bearing housing (1), the method comprising the steps of: providing a ball (2) and a bearing housing (2) to be swaged around the ball (2); creating a temperature diff...
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WO/2004/081453A2 |
The invention relates to a cooking utensil, comprising, a container (1) with a base (2) having an opposed internal face (2A) and an external face (2B), a baseplate (4), with an intermediate layer (5), fixed to the external face (2B) and ...
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WO/2004/079237A2 |
The invention refers to mechanical engineering and can be used in piston internal combustion engines. The valve for an internal combustion engine, the method of its manufacturing and the heat-resisting titanium alloy containing the follo...
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WO2004026017B1 |
An elongated section of steel tubing (30) has an outer circumferential surface and an inner circumferential surface defining an elongated axial passage through the tubing. An expansion mandrel (10) is moved through the tubing for radiall...
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WO/2004/076095A1 |
A shaft and a shaft molding device, the armature shaft (14) wherein four knurls projected therefrom by a molding device (31) are formed on the outer peripheral surface thereof circumferentially at equal intervals; the shaft molding devic...
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WO/2004/074697A1 |
The invention relates to a thread-cutting screw (1) which is used to screw into a wall (1a) of a borehole (1b). Said thread-cutting screw comprises an essentially cylindrical core (2) which is metal and which has a longitudinal centre ax...
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WO/2004/073903A1 |
A method for producing a metal forged product having a plurality of branches includes a preliminary forging step of forming a preform by closed forging from a cylindrical material having a surface layer (302) on a circumferential surface...
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WO2004030847A9 |
Disclosed is a method for producing a tubular workpiece, particularly a shock absorber piston rod. In a first step of said method, a first partial area (3a) of an original tubular workpiece is initially reduced by means of a radial defor...
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WO/2004/069446A1 |
The invention relates to a method for producing a high-pressure fuel tank for a common rail fuel injection system used for internal combustion engines. According to said method, the high-pressure fuel tank is formed by kneading in a rota...
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WO/2004/067207A1 |
High strength aluminum alloy rivets are provided in which the aluminum alloys exhibit high strength at atmospheric temperatures and maintain high strength and ductility at extremely low temperatures. The rivets are produced from an alloy...
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WO/2004/065803A1 |
A screw allowing a torque transmission efficiency to be increased with a simple shape, preventing the fitting and crimping capabilities of a screw driver bit from being lowered, and allowing head crack to be eliminated, the screw driver ...
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WO/2004/065035A1 |
A method of processing an end of a sleeve comprising the steps of pressing a surface roughening active section (9) provided on a pressing tool (7) against the end surface (8) of one end (21) of a sleeve (1), rotating the pressing tool (7...
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WO/2004/056504A1 |
The invention relates to a ready-geared steering pinion (1), produced by a cold or hot forming process and designed to act as a one-piece coupling link between the steering shaft (6) and the gear rack (4) of a steering mechanism of a mot...
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WO/2004/054739A1 |
Disclosed is a screw plug (10) for a liquid conduit, particularly an oil pipe or an oil container, comprising a cylindrical shaft (36) that is placed on a top plate (12) and is provided with an external thread (22). A pocket hole (28) ha...
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WO/2004/053343A2 |
A female fastener (20) having a self-threading bore (22) for threaded receipt of a conventional male threaded fastener which forms a substantially continuous female thread without tapping having a prevailing torque. The bore includes a c...
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WO/2004/050269A2 |
The method of forming self-attaching female fasteners (26) by rolling a continuous metal strip (20) including a central pilot portion (28) having parallel sides and flange portions (32) on opposed sides, severing at least the pilot porti...
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WO/2004/048073A1 |
Rivetless nutplates, and method of installing fastening elements. Rivetless nutplate fasteners are installed in structures, and particularly metal structures, by providing flush fit barrel shaped plug or bushing portions in a hole in the...
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WO/2004/048015A1 |
The invention relates to a tubular blank (22) for the production of drilling tools, wherein said blank has a forming part (26) that can be formed in a chipless manner by forming clamping grooves (12) and coolant channels. The finished dr...
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WO/2004/043626A1 |
Cold extrusion procedures for obtaining metal elements such as for example bushings, nuts or other elements with dead or through holes, screws, standard and special shape extruded or pressed products, etc. on a machining centre comprisin...
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WO2004032691A9 |
One exemplary embodiment of the present invention provides a folding knife comprising a blade (1), a blade housing (2) having an interior and an exterior, a folding element (7) connecting the blade (1) to the interior (4-1/4-2) of the bl...
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WO/2004/038235A1 |
A method of forming a female fastener including rolling a body portion strip having a midportion and flange portions on opposed sides of the midportion, piercing spaced openings through the midportion, cutting the strip to length between...
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WO/2004/038062A2 |
A method of forming a sputtering target assembly and the sputtering target assembly made therefrom are described. The method includes bonding a sputtering target to a backing plate at a low temperature by providing projections and groove...
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WO/2004/038240A1 |
A hydrodynamic bearing device that is low cost and has excellent bearing characteristics and a long endurance life. A thrust bearing portion of the hydrodynamic bearing has a second thrust face (7c1) where a hydrodynamic groove area (P) ...
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WO/2004/035851A1 |
A formed product, characterized in that it is produced by using, as a material, a steel having a superfine structure comprising ferrite grains having an average grain diameter of 3 μm or less and by a method comprising only a forming st...
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WO/2004/033180A1 |
A peripheral, annular groove (3) is incorporated into a throttle valve connector (2) in a first step. A first die (4) and a second die (5) are then inserted into the throttle valve connector (2) and a first plastic material is introduced...
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WO/2004/031424A1 |
An aluminum alloy for casting-forging, which consists essentially of 0.6 to 1.8 mass % of silicon, 0.6 to 1.8 mass % of magnesium, 0.8 mass % or less of copper, 0.2 to 1.0 mass % of manganese, 0.25 mass % or less of chromium, 0.0 to 0.15...
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WO/2004/028722A1 |
A method for making a differential housing (20) having a ring gear (30) integrally formed therein includes the steps of providing a differenntial housing having an annular rim integrally preformed therein; supporting the differential hou...
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WO2003008656B1 |
The invention encompasses a method of forming a metallic article. An ingot of metallic material is provided, and such ingot has an initial thickness. The ingot is subjected to hot forging. The product of the hot forging is quenched to fi...
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WO/2004/024366A1 |
A method of manufacturing an axle tube housing for a differential assembly includes heating a localized area (108) of a one-piece tubular blank (102). A mandrel (116) is inserted within the tubular blank and the localized area (108) is t...
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WO/2004/020124A1 |
Disclosed is a method for the production of a spindle nut (3) of a spherical thread drive mechanism. The inner circumference of said spindle nut (3) comprises at least one screw-shaped track (4) which is formed thereupon as a single piec...
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WO/2004/020845A1 |
A self-attaching nut having an annular pilot (24), an annular flange (30) surrounding the pilot and an annular groove (34) in the bearing surface surrounding the pilot, wherein the bottom wall (36) of the groove has inclined rectangular ...
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WO/2004/020824A1 |
A method of producing bearings, comprising the steps of: first, cutting a cylindrical material into axial predetermined lengths, which are blanks (1), then, forming one end surface of the blank (1) with a first bottomed hole (1C) and a s...
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WO/2004/018123A1 |
A tool for removing damaged fasteners and a method for making such tool. A portion (46) of inside surface (40) of tool (10) is in the shape of a hexagonal frustum (54) that includes spiral splines (25). Splines (25) have constant depth b...
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