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WO/2019/155847A1 |
This method for manufacturing a forged crankshaft includes a first preliminary forming step, a second preliminary forming step, and at least one finishing forging step. The first preliminary forging step includes: a step in which a porti...
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WO/2019/155040A1 |
A system includes a number of arms of a rocker arm assembly, where each of the arms defines at least two corresponding bores, and each of the arms includes a separation distance between the at least two corresponding bores. The system fu...
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WO/2019/146511A1 |
This method for manufacturing a forged crankshaft includes a first preliminary molding step for obtaining an initial rough forging (23) from a billet (22), a second preliminary molding step for obtaining a final rough forging (24) from t...
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WO/2019/141798A1 |
Method for producing a hollow part (17; 21; 46) made of a metal material, characterised in that it comprises the following steps: - preparing a billet (1; 18; 33) of the metal material of the hollow part (17; 21; 46), and at least one sa...
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WO/2019/143098A1 |
The present invention provides a method and a device for manufacturing a safety vent of a cap plate for a secondary battery, a method for manufacturing a cap plate using the method for manufacturing a safety vent, and a cap plate for a s...
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WO/2019/137512A1 |
Provided is a forging and pressing production management method, comprising the steps of: A. acquiring at least one characteristic of a fed material; B. correspondingly selecting, according to the characteristic of the material, at least...
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WO/2019/138711A1 |
A hub-unit-bearing manufacturing method according to the present invention includes: a caulking step for performing caulking on an axial end of a hub ring (11) while rotationally driving an outer ring (2) with respect to a hub (3); and a...
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WO/2019/138872A1 |
The present invention includes an ironing mechanism and a phase adjusting mechanism. The ironing mechanism includes a cylinder section in which a pre-processing material constituting an outer joint member has a groove formed in the inner...
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WO/2019/137702A1 |
Disclosed is a matrix for shaping a valve blank, said matrix having a round through-hole and a truncated-conical section which tapers from an outer diameter to an inner diameter of a truncated cone, the outer diameter being larger than o...
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WO/2019/131849A1 |
In a set state in which a rim original shape portion 128 of a preform 100A of a cast vehicle wheel is placed on the outer periphery of a mandrel 10, the proximal-end inner diameter of the rim original shape portion 128 of the preform 100...
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WO/2019/126830A1 |
A method of making a bullet includes metal injection molding a bullet jacket or preform, and forming the jacket or preform into a bullet.
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WO/2019/114929A1 |
The invention relates to a multistage press for the bulk deformation of a piece of wire, comprising a wire feed with associated apparatus for cutting to length, and a transfer device – having grippers – for receiving a piece of wire ...
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WO/2019/118200A1 |
Various embodiments described herein provide a fastener system having straight walled driving surfaces that provides a reliable stick fit feature, while also improving stability of engagement between the system components. A feature of t...
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WO/2019/113325A1 |
A bull gear is provided for a reciprocating pump. The bull gear includes a hub extending around an axis of rotation of the bull gear. The bull gear includes a rim having a plurality of helical gear teeth extending along a circumference o...
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WO/2019/107021A1 |
According to the present invention, in a preparation step, a frame (10), a concave spherical surface seat (15), a convex spherical surface seat (13), a rotary body (16), a swinging shaft (12), and a workpiece holder (17) are assembled wi...
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WO/2019/101374A1 |
The present invention relates to a method for producing an internally cooled valve (2), which comprises providing a valve body (4) having a valve stem (6) that ends in a valve head (8), wherein the valve body (4) has a cavity (10) that i...
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WO/2019/102927A1 |
A manufacturing method for a hollow rack bar made of a hollow shaft material and including a toothed section which has a rack on an outer surface and a shaft section which is formed thinner than the toothed section, the manufacturing met...
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WO/2019/097972A1 |
A hub body (13z) is supported on a supporting portion (18). At least one block (22) engages with a stationary flange (6) of an outer race (2). Rotation of a supporting plate (21) causes the outer race (2) to rotate. A pressing die (20) i...
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WO/2019/094400A1 |
The post-forging solution anneal step normally carried out on hot forgings made from highly alloyed metals can be eliminated while still avoiding the formation of deleterious intermetallic phases by adopting a number separate features in...
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WO/2019/094520A1 |
A reciprocating pump includes a frame for a power end, a skid support structure integrally formed at a base of the power end frame to provide proper support and rigidity for the pump power end, where the integral skid support structure h...
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WO/2019/088153A1 |
A method for setting conditions for a shaft diameter enlargement, a shaft diameter enlargement method, and a shaft diameter enlargement apparatus are provided. A controller of the shaft diameter enlargement apparatus controls a compressi...
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WO/2019/086244A1 |
The invention relates to a poppet valve having a valve body comprising a valve stem body, a valve head body with a valve combustion face and a valve fillet body interconnecting the valve stem body and the valve head body, wherein the val...
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WO/2019/081512A1 |
A vehicle component such as an axle spindle or suspension beam (3) is connected to a tubular vehicle axle (1) by fitting a connector sleeve (2) onto the axle and subjecting the assembly to a crimping operation in which plural depressions...
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WO/2019/082237A1 |
This method for manufacturing a cold forged product is for manufacturing a bottomed cylindrical cold forged product by moving a punch in an approaching/separating direction with respect to a workpiece placed in a die. The distance L1 (mm...
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WO/2019/078276A1 |
A rack bar blank material (10) includes a rack portion (14) configured to mesh with a pinion in an end side of a hollow shaft material in an axial direction than the rack portion, and an end portion (12) which is provided closer to the e...
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WO/2019/076473A1 |
The invention relates to a method for producing a hub with an inner toothing from a sheet blank made of thin sheet metal, the method comprising the following steps: - deep drawing a cup-shaped indentation with a round base surface in the...
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WO/2019/072623A1 |
The invention relates to a cold worked steel brake piston (1) for a motor vehicle partially lined disc brake, having a thin-walled construction as a pot which is open on one side, comprising a bottom (2) and a wall (3), with a groove (6)...
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WO/2019/074022A1 |
A rack bar (14) is manufactured by sequentially inserting a plurality of mandrels into a hollow shaft member with a teeth forming die being pressed against an external surface of a teeth base portion of the shaft member, such that the si...
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WO/2019/065046A1 |
Provided is a stepless transmission comprising: a first pulley having a first stationary sheave and a first movable sheave; a first cylinder for forming a first oil chamber together with the first movable sheave; a second pulley having a...
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WO/2019/061966A1 |
A vehicle steering knuckle integrally formed with a steering arm and a machining process thereof. The steering knuckle comprises a rod portion (1), a plate portion (2), and a lug portion (3). The lug portion (3) comprises a long lug (31)...
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WO/2019/057532A1 |
The invention relates to a grooved rail switch device (10) comprising a switch rail (12), the switch device having a monobloc design and comprising at least one stock rail (14), a junction rail (18) and a switch rail support (23), and th...
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WO/2019/051981A1 |
Disclosed is a profiled metal construction forming method. The method consists of firstly preparing a prefabricated blank; then making the prefabricated blank into an hourglass-shaped module; and forge welding the prefabricated blank int...
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WO/2019/051979A1 |
Provided is a forming method for modular metal construction. In the method, preformed blanks of a large forging are divided into multiple stages of modules to be constructed respectively according to specific conditions, and finally a bl...
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WO/2019/051980A1 |
Disclosed is a manufacturing process for a large annular forged piece. In the process, firstly a prefabricated blank is prepared; then, the prefabricated blank is manufactured into a blank by upsetting deformation of a multi-level funnel...
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WO/2019/049477A1 |
According to the present invention, an intermediate material (18a) is obtained which has, on a radial inside portion of an outer circumferential surface thereof, a recess groove (42) which axially extends and is recessed radially inward....
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WO/2019/010453A8 |
A slew-actuated stamping station includes an expandable core configured to apply radially outward pressure to a radially inward facing surface of a radial wall, and at least one slew-actuated punch for piercing, along a radially inward d...
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WO/2019/038014A1 |
The invention relates to a device for producing pipes, comprising a die. The die has cooling and/or heating regions for providing a cooling and/or heating function and conducting regions for conducting lubricants. The invention additiona...
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WO/2019/039272A1 |
In the present invention, an inner side joint member (143) of a constant speed universal joint (141) that has a track groove (147) which inclines with respect to a joint axis (n-n) is manufactured. The present invention comprises: a mate...
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WO/2019/038786A1 |
The present disclosure relates to an assembly (10) and a process for the automated manufacturing of rings. The assembly (10) comprises a conveyor mechanism for facilitating the conveyance of at least one wound piece from a wound pieces' ...
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WO/2019/039199A1 |
This manufacturing method includes: a first preparatory shaping step of obtaining an initial rough forging from a billet; a second preparatory shaping step of obtaining a final rough forging from the initial rough forging; and a finish f...
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WO/2019/039193A1 |
This manufacturing method includes: a first preparatory shaping step of obtaining an initial rough forging from a billet; a second preparatory shaping step of obtaining a final rough forging from the initial rough forging; and a finish f...
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WO/2019/031413A1 |
The objective of the present invention is to improve the rigidity of a vehicle knuckle made from an aluminum alloy with respect to a force directed from the outside to the inside in the width direction of a vehicle. A vehicle knuckle (11...
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WO/2019/021551A1 |
[Problem] When manufacturing of a columnar rolling element, to prevent, to the utmost extent, formation of an excess thickness of a radial outer part or of recesses in both axial end surfaces in an intermediate blank extracted from a mol...
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WO/2019/013203A1 |
A manufacturing device for manufacturing a bearing unit including an inner race member which is externally fitted to an end portion on one side in an axial direction of an axle body of the inner axle, and which is fixed in place by means...
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WO/2019/010866A1 |
A long valve body punching, elongating, and forging process comprising the following steps: heating a blank to 1220°C, thermally insulating for 9 hours, using an upper flatbed and a lower turntable for primary upsetting, primary elongat...
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WO/2019/010453A1 |
A slew-actuated stamping station includes an expandable core configured to apply radially outward pressure to a radially inward facing surface of a radial wall, and at least one slew-actuated punch for piercing, along a radially inward d...
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WO/2019/007547A1 |
The invention relates to a method for producing a cooling plate which consists of a material having very good heat conductivity, such as copper, aluminum, alloys thereof or the like. The cooling plate has pins which protrude approximatel...
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WO/2019/001839A1 |
The invention relates to a method for producing a steel component assembly (1), wherein a steel component (2) having a predetermined breaking point (3) is provided and the predetermined breaking point (3) of the steel component (2) is pu...
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WO/2019/002142A1 |
This disclosure relates to a forging method for forming at least one of multiple parts of a rotor shaft using the technique of backward extrusion; thus allowing for increased robustness, reduced manufacturing cost and the formation of ro...
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WO/2018/235222A1 |
This shaft for a steering device has: a first portion; a second portion; and a third portion which is integrally provided with the first portion and the second portion and which is a shaft that couples the first portion and the second po...
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