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Patent Searching and Data


Matches 101 - 150 out of 9,108

Document Document Title
WO/2016/035664A1
Provided is a manufacturing method for a ring formed body, the method enabling the ring formed body with a reduced dead metal region to be reliably and efficiently manufactured. In this invention, the ring formed body is manufactured in ...  
WO/2016/027871A1
The present invention realizes a structure with which it is possible to prevent damage to a mandrel and to enhance the precision of the shape of a processed ring-like member. A mandrel (23a) is formed of a pair of support-shaft parts (37...  
WO/2016/020869A1
The present invention relates to a machine for shaping at least one annular element (AE), which comprises a support frame (2), a shaft or mandrel (3), a support plate or table (4) of at least one annular element (AE), a bucking component...  
WO/2016/021335A1
 A screw thread corrector (1) for correcting a screw thread of a damaged screw, the screw thread corrector (1) being provided with: a screw thread correcting blade (8) having a plurality of correcting blades (20) arranged in the direct...  
WO/2016/017213A1
This piston manufacturing device is equipped with: a first forming device (42) for forming an annular groove (61) on a piston (11); and a second forming device (52) for forming a thick-walled section (65) by pressing the rim (15) of an o...  
WO/2015/200006A1
A method of cold rolling a thread on a tubular support member of a rotary shouldered thread connection includes obtaining an original root depth of a thread root, cold rolling the thread until a minimum increased root depth tolerance is ...  
WO/2015/185363A1
The invention relates to a device (100) for introducing a bead-like formation into a wall region of a tube. In particular, the device comprises a drive shaft (120) for rotationally driving a tool head (150), on which a supporting roller ...  
WO/2015/166634A1
A spin-molding device for molding a sheet material on the back surface of which is formed at least one inward-facing wall surface facing the inside in the radial direction, said spin-molding device including a receiving jig, a rotary sha...  
WO/2015/162864A1
 This method for manufacturing a preform includes an ironing step and a wall-thickening step. In the ironing step, a deformation-targeted region of a sheet material is subjected to localized heating by induction heating while rotating ...  
WO/2015/156036A1
A compound screw body is rolled using a die member having a rigid surface which is displaced relatively to a screw material (B) while being pressed thereagainst. The die member is provided with a compound screw part forming region in whi...  
WO/2015/146383A1
According to the present invention, a cylindrical inner peripheral surface is formed using a die member wherein the surfaces of a plurality of die pieces are combined, and the cylindrical inner peripheral surface is pressed onto a screw ...  
WO/2015/137463A1
This wheel rim manufacturing method comprises a molding step for molding a cylindrical rim material into a rim shape, and a thickening step for increasing the plate thickness of at least one opening edge of the rim material before and/or...  
WO/2015/136911A1
The present invention provides a rolling device and rolling method that allow for simultaneous rolling of three or more cylindrical members to obtain annular members while reducing the possibility of a mandrel breaking. To this end, the ...  
WO/2015/127964A1
The invention relates to a ring rolling device for enlarging a ring blank (9), comprising a drive roller (1) and a rotatable revolving drum (3), in which five mandrels (2) are rotatably mounted. Ring blanks (9) can be mounted around the ...  
WO/2015/125836A1
In the present invention, die parts having rigid surfaces that are relatively displaced with respect to a thread material whilst crimping the same are used to form roll a double-threaded body. The die parts are provided with: a double-th...  
WO/2015/125835A1
In the present invention, die parts having rigid surfaces that are relatively displaced with respect to a thread material (B) whilst crimping the same are used to form roll a double-threaded body. The die parts are provided with: a precu...  
WO/2015/124387A1
The invention relates to a recirculating ball nut (12) for a ballscrew drive, comprising a base (13) which has at least one recirculating ball path (26). According to the invention, the base (13) is a forged part and the ball raceway (26...  
WO/2015/124708A1
The invention relates to a method for producing at least one gear, in particular a helically toothed gear, wherein the gear is produced from a gear blank (20, 38, 50, 52, 62, 72, 80, 82, 84) pressed and sintered with an oversize in the r...  
WO/2015/125834A1
In the present invention, die parts having rigid surfaces that are relatively displaced with respect to a thread material (B) whilst crimping the same are used to form roll a double-threaded body (D). The die parts are provided with a do...  
WO/2015/122186A1
Provided is a method for manufacturing annular members having an excellent yield and high production efficiency. To this end, in one (a sequence of) forging, a joint (4), wherein four cylindrical parts having different inside diameter di...  
WO/2015/120840A1
The invention relates to a thread rolling tool for rolling and/or repairing a thread, comprising a clamping device (12) to be fastened to a pipe end (18), and at least one profiled roll (14.1) for rolling a thread into the pipe end (18) ...  
WO/2015/120868A1
The invention relates to a thread rolling tool for rolling and/or repairing a thread, said thread rolling tool having a tool body (12), a profiled roller (36) that is mounted on the tool body (12), and at least one counter roller (14.1) ...  
WO/2015/118249A1
Mandrels (1, 2) for the rolling of a ring (7) comprise impressions (5, 6) to accommodate the ring, which impressions have fillet radii where the various faces meet, so as to avoid the creation of sharp corners on the rolled ring (7) and ...  
WO/2015/100641A1
Disclosed is an integrated hydraulic tappet plunger, comprising a cylindrical body (1), wherein one end of the body is a hemispherical ball portion (11), the middle is a rod portion (12), and the other end is a main body portion (13), a ...  
WO/2015/091136A1
The invention relates to a thread rolling head comprising a bearing housing (LG) in which at least two profiled rollers, preferably at least three profiled rollers (18), are rotatably mounted on a respective eccentric shaft (5) and compr...  
WO/2015/091111A1
The invention relates to a thread rolling head, comprising a bearing unit (14), in which at least two profile rollers, preferably at least three profile rollers, are rotatably mounted, and a shaft section (10, 16) coupled to the bearing ...  
WO/2015/078456A1
The invention relates to a torque transfer device (20) for a constantly engaged starter for a vehicle start-stop system, comprising a drive plate (2) and a ring gear (3), characterised in that the drive plate (2) is designed as a single ...  
WO/2015/079684A1
 Provided is a method for manufacturing an annular member with good yield and high dimensional accuracy. This present invention accordingly includes a cylindrical member forming step for forming a circularly shaped cylindrical member (...  
WO/2015/072571A1
The present invention provides a method, when forming a locking ridge on the outer circumferential surface of a joint section by form rolling, for forming the locking ridge such that a joint section structure, which has excellent ability...  
WO/2015/066293A1
A method for manufacturing a bearing ring is provided. The method includes punching out a blank from sheet metal. A radially extending groove is formed in the blank. The blank is stamped in a cup-shaped die which creates an axially exten...  
WO/2015/058880A1
The invention relates to a roller burnishing tool for generating a tooth structure in a wall (6.2) of a cylindrical blank (6), comprising the following features: • - a clamping device for holding the blank (6); • - an annulus of disc...  
WO/2015/056375A1
 Provided is an R-θ table device wherein a table can be moved in a plane in longitudinal, lateral, and rotational directions. The present invention is provided with: a table furnished with a through hole equipped with a bearing; a gui...  
WO/2015/044627A1
The present invention relates to fasteners such as scewbolts in general and to anchor bolts in particular. Anchor bolts are used in a number of industries, particularly the construction industry, where a fastening is required to fix anot...  
WO/2015/036373A3
A method for processing a toothed workpiece (11), the workpiece (11) being clamped on a rotating workpiece spindle (41) and a first tool set (WS1) and a second tool set (WS2) engaging in the workpiece (11), wherein, at least on a first s...  
WO/2015/014337A1
The invention relates to a rolling tool (1) for the roller burnishing of bearing surfaces (2) of a crankshaft (3) that can be rotated about a crankshaft axis (K), comprising a roller burnishing head (4) and a supporting roller head (5). ...  
WO/2015/012330A1
The present invention is a rolling machine, which disposes a cylindrical material at the center and is provided with multiple cylindrical dies for rolling the material from the outer circumference. The rolling machine is capable of adjus...  
WO/2015/007386A1
In a device for machining a workpiece, in particular a tube having a low wall thickness, by means of at least one rotatable tool (1) which can be moved toward the workpiece, the tool (1) consists of at least two successive rolling dies (...  
WO/2015/000652A1
The invention relates to an apparatus for smoothing an internal and/or an external toothing system (4a) of a component (4). It is proposed that at least two radially advanceable smoothing gearwheels (A, B, C) which engage into the intern...  
WO/2014/208220A1
The purpose of the present invention is to provide a low-cost method for forming a pulley for a belt type CVT such that, by molding a conical belt sliding surface part and a cylindrical shaft part as a unit from raw materials, problems w...  
WO/2014/202581A9
The invention relates to a method for producing rotationally symmetrical components made of metal, in particular steel, in which a blank is arranged on a first receptacle for rotation therewith, the receptacle is made to rotate about an ...  
WO/2014/202060A1
The invention relates to a motor with a shaft (1) and a worm wheel (3) secured to the shaft. The shaft has at least one recess, more particularly a groove (2), into which the worm wheel extends to create a form-fitting connection. Thus r...  
WO/2014/202581A1
The invention relates to a method for producing rotationally symmetrical components made of metal, in particular steel, in which a blank is arranged on a first receptacle for rotation therewith, the receptacle is made to rotate about an ...  
WO/2014/195098A1
The invention relates to a method for producing a cam (4) in which a.) a cam rod (1) in the shape of a profiled steel section is produced by hot rolling and subsequent cold drawing, b.) individual cam discs (2) are separated from the cam...  
WO/2014/196127A1
A method of thickening and forming by spinning increases the thickness of the peripheral section (81) of a plate material (8), the center (83) of which fixed to a fixing jig (3), while rotating the plate material (8). Specifically, while...  
WO/2014/195061A1
The invention relates to a self-tapping screw comprising a screw shaft (1) and a screw thread (3) as well as a grooved section (4) that proceeds from the front end (2) of the screw and extends across an axial length which approximately c...  
WO/2014/196614A1
In order to provide a large steel ring that is lighter and thereby contributes to improved fuel consumption, that has lower tensile strength, and has excellent wear resistance and scuffing resistance, and in order to also provide a raw m...  
WO/2014/190955A1
The basic body of the magnetic clamping plate, particularly the basic body (1) of the radial magnetic clamping plate, which contains of at least one annulus (2) that is seamless, rolled, and forged. The method of production of the basic ...  
WO/2014/180540A1
A method for rolling threads on workpieces (26) by means of opposing and co-rotationally driven rolling rolls (3, 13) in a forming process, comprising a rolling gap (43), which forms between the rolling rolls (3, 13) and in which the wor...  
WO/2014/180709A1
The twist drill (1) of the invention has a drill head (3), a continuous two-fluted to six-fluted helix (4), and an insertion end (5), said parts being successively arranged along a drill axis (2). The helix (4) has a radial outer dimensi...  
WO/2014/174966A1
[Problem] To improve durability of a seal ring fitted in a seal ring groove in a tube in which a seal ring groove is formed by rotary sequential machining and in a shock absorber provided with the tube. [Solution] The inclination angle (...  

Matches 101 - 150 out of 9,108