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WO/2020/171169A1 |
The present invention is provided with: a cutting step (K1) for cutting a round billet (220) as a billet having a columnar shape from a raw material billet (210), at least one bottom surface from among two bottom surfaces constituting a ...
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WO/2020/165489A1 |
In the present there is presented a method to manufacture multimaterial rolls (1), comprising method to produce base material (B) containing part of the roll, joining of special material (A) containing part for that, hot working at least...
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WO/2020/168137A1 |
Disclosed are various embodiments for assembling a new and improved electrical motor/generator, specifically a method of producing a coil assembly is disclosed comprising: pressing a plurality of individual teeth having interlocking side...
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WO/2020/164762A1 |
The invention relates to an embossing tool (4) for embossing a structure in an inside of a pipe, comprising at least three embossing stamps (6) and a wedge (20), wherein each of the at least three embossing stamps (6) has an outer, in th...
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WO/2020/166507A1 |
This protrusion forming device 39, which forms a protruding section 20 for preventing detachment of an internal component, is provided with: a protrusion forming part 42 that has a convex shape and is pressed against an opening end surfa...
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WO/2020/160848A1 |
A method of cold forming an outer arm of a rocker arm assembly in a cold forming machine includes providing a slug having a first end and a second end, extruding the slug at the first end to establish two different widths of the slug, co...
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WO/2020/155559A1 |
A transmission shaft yoke die forgoing having high production efficiency, comprising a yoke head (1) and a yoke body (2). The bottom of the yoke head (1) is integrally connected to the yoke body (2), yoke holes (3) are symmetrically prov...
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WO/2020/147935A1 |
The present invention relates to a method for changing the shape of a sheet-like workpiece (10), which has a shaped recess formed by reducing the thickness of the material, comprising arranging the workpiece (10) on at least two spaced-a...
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WO/2020/144549A1 |
An apparatus (100) for thickening a tube (101) at its brim (201) is disclosed. The apparatus (100) includes a first support member (102), which is configured to rigidly support a first longitudinal surface (110) of the tube (101) along i...
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WO/2020/141358A1 |
The present disclosure discloses a method for manufacturing a wheel disc for a vehicle. The method comprises drawing a substantially central portion of a blank of metal into a hat-shaped profile, and forming a plurality of bolt seats and...
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WO/2020/137552A1 |
This linear motion shaft, in which a first shaft and a second shaft are coupled by friction welding, has improved coaxiality between a section having a first input part and a section having a second input part. A screw shaft 29, which is...
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WO/2020/137551A1 |
In this linear drive shaft in which a rack shaft part and a ball screw shaft part are joined to each other through friction pressure welding, the coaxiality between a portion having the rack shaft part and a portion having the ball screw...
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WO/2020/116093A1 |
[Problem] To provide a golf club head that is equipped with minute recesses and protrusions on a face surface thereof and that has excellent production properties. [Solution] A golf club head in which a face surface (3a) includes protrus...
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WO/2020/104383A1 |
A method of manufacturing a strut comprising end portions and an intermediate portion, said method comprising the steps of providing a tubular member and forming a connecting portion in the tubular member, characterised in that the tubul...
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WO/2020/099536A1 |
The invention relates to a method and to a device for producing a shaped body with shaping by cold-forming a workpiece (1), the workpiece having a longitudinal axis (Z) and an outer surface (11a), for example a cylindrical outer surface,...
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WO/2020/090151A1 |
This method for manufacturing a heat sink 1 is provided with a step for correcting the tip heights of a plurality of pin fins 3. The step for correcting involves correcting the tip heights of the plurality of pin fins 3 by pressing the p...
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WO/2020/085230A1 |
An apparatus for manufacturing a rack bar includes a pre-forming machine forming a flattened portion on an outer peripheral surface of a hollow shaft member, a teeth forming machine forming rack teeth on the flattened portion, a heat tre...
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WO/2020/079126A1 |
The invention relates to a method (164) for producing at least one toothing on a component, to a computer program, which is configured in order to carry out the steps of the method, and to a tool (110) for carrying out the method. The me...
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WO/2020/080166A1 |
An apparatus for manufacturing a rack bar to form a flattened portion on a hollow shaft member, the apparatus includes a flattening punch, a pair of molds movable in an open-close direction perpendicular to a pressing direction of the fl...
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WO/2020/071333A1 |
A apparatus of manufacturing a rack bar includes a mold, and a holder holding the mold. The mold transfers the shape of the mold to an outer periphery of a hollow shaft member such that a rack is formed on the outer periphery thereof. Th...
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WO/2020/064808A1 |
A method (100) of manufacturing a clamping strap (10) configured to hold and support a hanging object (20) against a structure (21), which is to carry the hanging object, and a clamping strap obtainable by said method; said method compri...
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WO/2020/064910A1 |
High-strength screw (1), comprising a head (2) with a tool-engaging contour (4) and a shank (3) with a free end (5) pointing away from the head (2), wherein a threaded portion (6) with a thread (7) is arranged on the shank (3), wherein t...
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WO/2020/067605A1 |
A hollow drive shaft using an upsetting method and a manufacturing method therefor apply hot forging and an upsetting method to both ends of a workpiece to upset the outer diameter of both ends of the workpiece to be larger than the oute...
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WO/2020/058038A1 |
The invention relates to a longitudinal beam (1) for a road vehicle, comprising: a plurality of interior elements (2-6), which, in the cross-section of the longitudinal beam (1), run in a first direction (Y) and are arranged at an offset...
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WO/2020/060514A1 |
The invention relates to a tube assembly for a driveshaft comprising an elongated first tube portion (14) having a first diameter (d1) and a monoblock tube (10) comprising a coaxially elongated second tube portion (15) having a second di...
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WO/2020/061099A1 |
A method of manufacturing an iron type golf club head with a cavity. Other embodiments are disclosed.
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WO/2020/060777A1 |
A valve seat assembly including a housing having a cavity and a puck located in the cavity and connected to the housing. The puck having a greater hardness than the housing.
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WO/2020/044728A1 |
The purpose of the present invention is to provide a speaker directionality control system which enables the directionality of sound data to be easily controlled to form a desired sound field using multiple speakers and the formation of ...
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WO/2020/041792A1 |
The present disclosure relates to a valve for dispensing flowable product from a container under pressure, the valve comprising a stem, a seal coupled to the stem, and a mounting cup configured to mount the valve to the container, wherei...
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WO/2020/020560A1 |
The invention relates to an I-beam (1) for a rail vehicle car body, which is divided along the longitudinal extension thereof into two partial beams (2, 3), wherein a first partial beam (2) extends over the entire longitudinal extension ...
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WO/2020/009984A1 |
A block forged valve body includes a fully encapsulated seat ring. The valve body includes a through hole and a chamber having a shelf portion that overlies an annular shoulder that encapsulates the valve seat. Methods for the manufactur...
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WO/2020/004286A1 |
Provided is a method for manufacturing a hollow engine valve, whereby the surface state of an inside surface for forming a hollow hole is satisfactory, and the volume of the hollow hole can be increased. This manufacturing method is prov...
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WO/2019/246369A1 |
The present disclosure relates to techniques for extracting heat energy from geothermal briny fluid. A briny fluid can be extracted from a geothermal production well and delivered to a heat exchanger. The heat exchanger can receive the b...
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WO/2019/240109A1 |
The stabilizer (1) of the present invention includes an elastically deformable body bar (11), a pair of coupling plates (12) that are to be coupled to a pair of left and right suspension devices (50) respectively, and a transition portio...
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WO/2019/235239A1 |
An rack bar includes a shaft member having a plurality of rack teeth arranged side by side in an axial direction of the shaft member. In a preliminary form before quenching, the pitch surface of the plurality of rack teeth is twisted aro...
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WO/2019/231058A1 |
The present invention relates to a method for manufacturing a kitchen knife by using a multilayer material, comprising the steps of: (a) manufacturing a multilayer material for manufacturing a knife; (b) heating the multilayer material f...
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WO/2019/223908A1 |
Disclosed is a production method for a valve body of a hollow valve, said method comprising: providing a preform with a valve plate and a tubular wall, which surrounds a hollow chamber; and roller spinning the tubular wall by means of a ...
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WO/2019/213799A1 |
An engagement structure (100), comprising a first body (11), a second body (13) and a connecting member (15). The first body (11) comprises at least one first engaging slot hole (113) and at least one first through hole (1133), the first...
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WO/2019/212088A1 |
The present invention relates to a method for manufacturing a pulley for an automobile compressor by using compound forging, and a pulley manufactured thereby. The method comprises: a first forging process (S10) based on free forging; a ...
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WO/2019/200101A1 |
A billet pushout system is provided for an electric induction billet heating line with long length revolute jointed pushout rods forming a non-jamming pushout rod assembly that is stored in a linear enclosure connected to an arcuate encl...
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WO/2019/181366A1 |
In the present invention, a first preliminary molding step comprises: a step for forming a flat section (23a) by reducing an area which is to serve as a journal section (J) using a first metal mold (40); and a step for making eccentric a...
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WO/2019/182634A1 |
A mold for forming a flange of a wind turbine blade comprising a first flange portion including a plurality of lamina and having a generally planar shape and a second perpendicular flange including a plurality of lamina. A plurality of c...
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WO/2019/182419A1 |
A wheel hub for use in a wheel bearing disposed between a suspension of an automobile and a wheel thereof is provided. The wheel hub includes an inner hub portion formed of a steel material and disposed toward the suspension, and an oute...
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WO/2019/175539A1 |
The invention relates to a method of improved ammunition production, more specifically to an improved pressed metal head component suitable for a polymer tube cartridge The invention relates to a method of drawing and forming a metal hea...
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WO/2019/174678A1 |
The invention relates to a method for establishing a connection (1) between an annular first component (2) and a second component (3), the first component (2) being able to be slid into a receptacle (5) of the second component (3) in an ...
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WO/2019/176508A1 |
In the present invention, a first preforming step comprises: a step for using a first die (40) to reduce a site that will become a journal section (J), to form a flat section (23a); and a step for using a second die (50), after the reduc...
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WO/2019/173921A1 |
A composite coin, coin black, medal or token structure provides an inner stack, an outer ring surrounding the inner stack, and a separator, an authentication method and method of manufacture for the same. The inner stack comprises one or...
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WO/2019/171159A1 |
The present invention provides a disc wheel with variable thickness for agricultural tractor application. According to an embodiment, a disc wheel with variable thickness includes an axle mounting area 201, an axle mounting radius area 2...
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WO/2019/163986A1 |
The present invention is provided with: a bearing (20) having an annular recess (52) facing an outer circumferential edge of a concave spherical surface part (36) over the entire circumference; and a guide member (21) for guiding a lubri...
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WO/2019/163982A1 |
The present invention is provided with: an oil reservoir (20) having an annular recess (52) facing the entire outer circumferential edge of a concave spherical surface part (36); and a cover (21) formed in a cylindrical shape, one axial ...
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