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Patent Searching and Data


Matches 1 - 50 out of 9,262

Document Document Title
WO/2020/254011A1
The invention relates to a method for producing a sealing screw or sealing screw blank (3), comprising a method step in which a blank (3) having a cylindrical shank (5) integrally formed on a screw head (4) is created, and wherein a bind...  
WO/2020/230898A1
A shaft member equipped with: an outer circumferential surface; at least one axial side surface facing the axial direction; a chambered section formed at a connecting portion of the axial edge of the outer circumferential surface and the...  
WO/2020/207960A1
The invention relates to a method for producing a hollow shaft from a tubular preform by means of pressure rolling, wherein each end of the preform is shaped using at least one forming roller, a tubular preform (1) with a round or polygo...  
WO/2020/182370A1
The invention relates to a method for producing a valve body of a hollow valve. Said method comprises the following steps: providing a preform having a valve body/valve plate and a tubular shaped wall which surrounds a hollow chamber; an...  
WO/2020/182387A1
The invention relates to a method for producing a valve body of a hollow valve. Said method comprises the following steps: providing a workpiece, blank or semi-finished product, spin extruding the workpiece to produce a preform which com...  
WO/2020/182365A1
The invention relates to a method for producing a valve body for a hollow valve. Said method comprises the following steps: providing a workpiece, blank or semi-finished product and a forming punch, introducing a protective layer between...  
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...  
WO/2020/158684A1
A Cu-Al-Mn-based shape-memory alloy molded article according to the present invention has a screw part, wherein the screw part is a thread-rolled part. A method for producing a Cu-Al-Mn-based shape-memory alloy molded article according t...  
WO/2020/137077A1
The present invention addresses the problem of providing a spinning device and a spinning method that make it possible to perform a plurality of instances of processing in a short and simple manner in plastic working in which an end sect...  
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...  
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...  
WO/2020/119849A1
The invention relates to a method for producing a ball race (4) on a workpiece (2), wherein a preliminary thread profile (5a) having a first race geometry (6a) is formed on the workpiece (2) by means of a machining method, wherein the pr...  
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,...  
WO/2020/101619A1
Invention relates to a machine (1) performing rubber (B) inserting onto a sheet part (A) automatically and in a stable and quick way without conducting any pre-operation. With help of machine (1) disclosed under the invention, pre-operat...  
WO/2020/097094A1
The present invention relates generally to a container that may be sealed and reclosed with a threaded closure. More specifically, the present invention relates to methods of manufacturing a metallic container having an opening with inwa...  
WO/2020/096715A1
An arrangement for rolling a product is disclosed. The arrangement includes a drive conveyor, and a rolling assembly positioned above the drive conveyor. The rolling assembly includes: an arm adapted to be driven between (i) a rolling po...  
WO/2020/078734A1
The invention relates to a method for producing a gear worm (12) which is located in particular on an armature shaft (14) of an electromotive drive unit (10), wherein firstly a worm gear (20) having screw flanks (22) axially opposite one...  
WO/2020/069881A1
The invention relates to a method for producing a crack-resistant flat metal product (1), particularly having a smooth surface, wherein the flat metal product (1) is provided with areas (2, 3) of higher and lesser strength, particularly ...  
WO/2020/066858A1
Disclosed is a machining tool in which, in respect to machining of a thread part, a thread-rolling tool (130) is configured to be capable of switching between a closed state in which action is taken on a workpiece and an open state in wh...  
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...  
WO/2020/059797A1
Provided is a production method for an Fe-Ni-based super-heat-resistant alloy ring-rolled material that is highly circular, suppresses AGG, and has a fine grain structure that has an ASTM grain size number of at least 8. A production met...  
WO/2020/059798A1
Provided is a production method for an Fe-Ni-based super-heat-resistant alloy ring-rolled material that is highly circular, suppresses AGG, and can suppress grain growth. A production method for a ring-rolled material of an Fe-Ni-based s...  
WO/2020/059969A1
The present invention relates to an embossed stainless pipe manufacturing apparatus which in general allows forming of an embossed stainless plate so as to enable efficient welding of the embossed stainless plate, selecting of a welding ...  
WO/2020/046486A1
The present invention is a die positioning system for use in positioning mobile or fixed dies. The system includes a pair of key bars, a pair of key disc inserts, a set of key discs, and a set of disc backers. The key bars and key discs ...  
WO/2020/031637A1
[Problem] To provide a screw shaft demonstrating good machining precision on both ends in the axial direction of a male screw portion. [Solution] A screw shaft 21 comprises: a large diameter shaft portion 23 that has a male screw portion...  
WO/2020/011833A1
The invention relates to a distance compensation element for arrangement between two components, comprising a metal film (4) and spring elements (6) formed integrally with the metal film (4), wherein the spring elements (6) protrude from...  
WO/2020/003530A1
[Problem] To provide a flat die that can reduce local concentration of excess thickness. [Solution] This flat die 1 is provided with: a plurality of inclined grooves for roll-forming a spiral-shaped crest on a rod-shaped base material; a...  
WO/2019/242791A1
The invention relates to a roller body (1) for a rolling tool (10) for working bores and contours of relatively small diameter in a workpiece. To this end, a roller body (1) for a hydrostatic rolling tool (10) is used, which is rotatable...  
WO/2019/238430A1
The invention relates to a cold rolling machine (10) and to a method for producing a profile on a workpiece (14). The cold rolling machine (10) has two preferably identically constructed tool units (12, 13). Each tool unit (12, 13) has a...  
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...  
WO/2019/218648A1
A thread rolling machine having a vertical adjusting frame and a thread rolling method, the machine comprising: a machine body (2) provided with a sliding thread rolling plate (1), wherein the machine body (2) is provided thereon with a ...  
WO/2019/221327A1
The present invention relates to a method for manufacturing a stainless ball stud for a vehicle suspension device, the method having a technical feature comprising: a forging step for fabricating a forged product by forging a cylindrical...  
WO/2019/215290A1
The present invention relates to a method for producing a stator carrier (40), in particular a stator carrier for an electric motor of a vehicle, by shaping, wherein at least one molding tool (12) and at least one processing tool (14) ar...  
WO/2019/210992A1
The invention relates to a ring rolling mill having a radial rolling device that has a main roller (H) and a mandrel device (10), between which a ring can be reshaped. The mandrel device (10) has a roller mandrel (11), at least one axial...  
WO/2019/176334A1
A method for manufacturing a steering shaft of a steering device according to the present invention has: a diameter-reducing part forming step for forming a second state member (10M2) by forming a diameter-reducing part (10e) in a first ...  
WO/2019/168259A1
The present invention relates to an embossed pipe manufacturing apparatus comprising: an uncoiler for providing a planar metal sheet; a centering guide roller for guiding, to an embossing machine at the rear end thereof, the planar metal...  
WO/2019/168260A1
The present invention relates to an engraved and embossed embossing mold roller having an interlocking structure, wherein, in order to solve a problem in that when an embossed pipe is manufactured using a pipe making machine for manufact...  
WO/2019/158656A1
The invention relates to a method for producing a ring gear which has inner toothing and outer toothing, the inner toothing being toothing for driving a pinion. In the method, a workpiece (1) is machined by a stamping tool (2). The workp...  
WO/2019/137683A1
The invention relates to a method used to produce a thread roller from a tool blank (10), wherein the tool blank (10) has at least one thread profile on the circumferential surface (14) of the tool blank. According to the invention, the ...  
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...  
WO/2019/110287A1
The invention relates to a method for producing a connecting element (40) comprising at least two ball-type sections (54, 56), wherein two ball-type sections are directly adjacent to one another or wherein two ball-type sections are conn...  
WO/2019/106030A1
The present invention relates to rope drums (1) for winding and unwinding ropes, having a drum shell (3), to which end disks (4) are fastened at the end faces, and to rope winches having such rope drums. The invention also relates to a m...  
WO/2019/020423A3
The invention relates to a thread forming station (1) comprising a thread forming head (2) and at least two support elements (3) which are opposite each other and between which the thread forming head (2) is secured. In the thread formin...  
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...  
WO/2019/048076A1
The invention relates to a radial-axial ring rolling mill for rolling a ring, comprising an axial rolling device (11) and a radial rolling device (12). The radial rolling device (12) comprises a main roll (14) and a roller mandrel (15) b...  
WO/2019/043775A1
Provided are: a low-cost locking screw that, with a simple configuration, reliably exhibits a nut-locking function; and a method for manufacturing the screw. Flank surfaces 22 of a screw thread 18 of a male screw 10 are designed such tha...  
WO/2019/038314A1
The molding of longitudinal gearings into the walls of pot-shaped and hollow-cylindrical metal parts, which are mounted on receiving bolts and shaping punches, requires radial adjustment positions, which are adjusted and aligned so as to...  
WO/2019/034750A1
The invention relates to a statically permanently loadable tension member or compression member (10) for a structure, which tension member or compression member has, on both end portions (12), thread flanks (14) of a thread for receiving...  
WO/2019/020619A1
The invention relates to a method and to a device (20) for producing a tooth system (21) on a cylindrical and in particular hollow cylindrical workpiece (22). A forming die (27) having a forming profile (31) is pressed against the workpi...  
WO/2019/020423A2
The invention relates to a thread forming station (1) comprising a thread forming head (2) and at least two support elements (3) which are opposite each other and between which the thread forming head (2) is secured. In the thread formin...  

Matches 1 - 50 out of 9,262