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Patent Searching and Data


Matches 251 - 300 out of 8,493

Document Document Title
WO/2006/054451A1
[PROBLEMS] To provide a method for easily manufacturing a multi-pitch screw with a thread rolling flat die suitable for mass production. [MEANS FOR SOLVING PROBLEMS] The flat die (4) comprises linear coarse screw threads (40a) and multi-...  
WO2005091775A3
A support system (Figure 1) including a fixed bracket (30) with a first damping member (40) connected to the fixed bracket at one end (44) and to the brace (50) at the other end (52), and a second damping member (60) connected to the bra...  
WO/2006/045566A1
The invention relates to a cold rolling machine (10) comprising a first displaceable rolling rod holder (22) and a second displaceable rolling rod holder (24), via which a fist rolling rod (26a, b) and a second rolling rod (28a, b) of a ...  
WO/2006/043169A1
Self-drilling screw fastener (2) attaches a thin profiled or corrugated sheeting panel to a thin metallic purlin or support and includes drilling tip (18) adapted to drill a hole of a first diameter. Threaded portion (30) screws into the...  
WO/2006/038551A1
A vertical spinning machine enabling the suppression of its height so as not to be disassembled in transportation. A mandrel (M) is disposed on a spindle (3), a work (W) fitted to the mandrel (M) is rotatably fixed by the pressing member...  
WO/2006/033327A1
A method of producing a raceway ring for a radial ball bearing in which the raceway ring is formed by at least either an outer ring where an outer ring raceway with a circular arc cross-section is formed as a raceway surface in an axiall...  
WO/2006/030709A1
[PROBLEMS] A hollow power transmission shaft in which strength of pipe during processing is increased to make the pipe less likely to form cracks during processing. [MEANS FOR SOLVING PROBLEMS] A pipe (P) made of a steel material is subj...  
WO/2006/029429A1
The invention relates to a method for producing a sheet metal having a top surface structure made of sharp-edged, rib-like projections. A sheet metal strip is rolled by means of a moulding roller, comprising recesses which correspond to ...  
WO2005007315A9
The invention is aimed at the provision of an automatic releasing-type rolling head for forming a tapered thread on a pipe in which the shock generated at the end of the thread rolling operation is alleviated and a thread automatic rolli...  
WO/2006/018165A1
The aim of the invention is to create a machine tool comprising at least one movable functional device that can be used in a simple fashion. Said aim is achieved by providing at least one cleaning device which is disposed and embodied su...  
WO/2006/017260A3
A machine, method and tooling to precision cold form roller blanks for anti-friction bearings. The machine is a multistage progressi former using floating die cavities to enable simultaneous shaping of the ends of the roller 10 with high...  
WO/2006/015444A2
A collar and shaft combination comprises a shaft, a collar disposable on the shaft, means for restricting rotation of said collar relative to the shaft, and means for restricting reciprocal movement of said collar relative to the shaft. ...  
WO/2006/013723A1
[PROBLEMS] To provide a method for manufacturing a multi-pitch screw with specified threads and pitches by rolling. [MEANS FOR SOLVING PROBLEMS] The route of a general (equal lead angle) spiral screw is formed of the equal pitch projecti...  
WO2005102557A3
A thread rolling attachment (50) is adapted to be mounted on a machine tool and to be selectively moved in an axially direction relative to a workpiece (W) having a cylindrical surface upon which a thread is to be rolled. The improvement...  
WO2005092538A8
The invention relates to a method and device for producing an externally profiled gearing element comprising a work piece (2) supported by a tool (1) rotatable around an axis X-X, wherein a toothing (6') is formed at least on the section...  
WO/2005/102557A2
A thread rolling attachment (50) is adapted to be mounted on a machine tool and to be selectively moved in an axially direction relative to a workpiece (W) having a cylindrical surface upon which a thread is to be rolled. The improvement...  
WO/2005/103511A1
A threaded fastener (50) includes a curved-line path (64) thread provided in a helical pattern along a shank (54) of the fastener. The curved-line path can be provided on either side of the standard straight-line path (60,62) or on oppos...  
WO/2005/092538A1
The invention relates to a method and device for producing an externally profiled gearing element comprising a work piece (2) supported by a tool (1) rotatable around an axis X-X, wherein a toothing (6') is formed at least on the section...  
WO/2005/090617A1
The invention relates to a method for increasing the bending strength and the endurance limit of crankshafts by locally restricted hammering in areas of high stress, such as grooves, the mouths of bores and cross-sectional transition zon...  
WO/2005/088082A1
The invention relates to a camshaft (1) for an internal combustion engine comprising a cam plate supporting shaft (2) on which a number of cam plates (3) and a drive wheel (4) are mounted. The outer radius of the cam plate supporting sha...  
WO/2005/087405A1
A switching device (20) used for emergency disconnection of mechanical systems (20) consists of a manual actuation device (21), an energy storage device (22) and a switching element (23) which is provided for output-sided generation of a...  
WO2005051594A3
The invention relates to a cold forming method for producing ball journals comprising a ball region, a conical region and a threaded region for installation in ball-and-socket joints. According to said method, a ball journal blank (1) co...  
WO/2005/085695A1
The invention relates to a thin wall stainless-steel pipe with threads ends, the thread ends are formed by a rolling wheel which engages into the pipe, the pipe wall are caused plastic deformation by thread of a die, the thread on the bo...  
WO/2005/077564A1
The invention refers to a method and a machine for manufacture of rollers, and particularly rollers for use in roller bearings, incorporating in combination: advancing a material strand (2) into a rolling gap provided in the axial direct...  
WO/2005/075125A1
The invention relates to a device for producing cylindrical workpieces (1) having defined profiled sections. The device comprises a workpiece holder (2) that is axially displaceable and intermittently rotates about a longitudinal axis (Z...  
WO2005037458A3
The subject invention discloses a sweep unit assembly (32) having a series of stations (36) defining a path for an elongated article. A cradle (112) is coupled to each of the stations. The stations are movable to introduce a first curve ...  
WO/2005/058524A1
The invention relates to a method for producing a toothed gear from a powder metal blank (2) that is compacted and sintered with an overmeasure in the toothed area. According to said method, the powder metal blank (2) is supported on a m...  
WO/2005/058546A1
The invention relates to a fixed roller head (1) comprising two housings (6, 7) for rolling the outer radii or passes (2, 3) of adjacent lifting journals (4) of split-pin crankshafts (5) with the aid of two fixed rollers (10, 11) which a...  
WO/2005/059193A1
The invention relates to a cold-rolled fixing screw consisting of a low-alloy carbon steel with a high degree of deformation according to the ratios of external diameter to core diameter of > 1.2 and pitch to external diameter of > 0.23,...  
WO/2005/051594A2
The invention relates to a cold forming method for producing ball journals comprising a ball region, a conical region and a threaded region for installation in ball-and-socket joints. According to said method, a ball journal blank (1) co...  
WO/2005/037458A2
The subject invention discloses a sweep unit assembly (32) having a series of stations (36) defining a path for an elongated article. A cradle (112) is coupled to each of the stations. The stations are movable to introduce a first curve ...  
WO2004082872A3
A technique for net shaping gear teeth of a high performance power transmission gear from a powder metal workpiece (42) includes heating a powder metal workpiece (42) in the form of a near net shaped gear blank having gear teeth surfaces...  
WO/2005/023454A1
The invention relates to a method for producing tubes that are at least partially profiled on their interior and preferably on their exterior from a hollow cylindrical blank (3), using a mechanical cold forming method. According to said ...  
WO/2005/023623A1
The invention relates to a machine element for an auxiliary rack-and-pinion steering mechanism comprising an electric motor for a motor vehicle. Said machine element is provided with a first toothing (2.1) in the form of threads for a th...  
WO/2005/021182A1
A process to form a substantially thick walled hollow (bar 2,fig 1 i) by hot rolling an elongate (member 2,fig1 b) to form an internal hole, whereby the elongate member is formed around the internal hole and the outer edges (8) of the el...  
WO/2005/016575A1
The invention relates to a method for producing internally and/or externally profiled rings (6), especially roller bearing rings and transmission rings consisting of tubular or full material (1), in the completed grinding state. The inve...  
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...  
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...  
WO/2005/009646A1
A method of manufacturing a part with an internal gear capable of eliminating broaching and gear shaper process by enabling large deformation in a rolling process and a rolling machine. In the method of manufacturing the part with the in...  
WO/2005/009655A1
A method of flow forming sintered metal parts. The first step is forming a round disk (15, 16, 17) by conventional powder metal process. The disk (15, 16, 17) can be a donut shape part with or without a flange on one side of its outer di...  
WO/2005/007315A1
The invention is aimed at the provision of an automatic releasing-type rolling head for forming a tapered thread on a pipe in which the shock generated at the end of the thread rolling operation is alleviated and a thread automatic rolli...  
WO/2005/007391A1
A method of manufacturing a support body for run flat, wherein when the peripheral wall of a tubular blank (B) is pressingly held between an inner molding roller (1) and an outer molding roller (2) and at least one circumferentially cont...  
WO/2005/005079A1
The invention relates to annular composite workpieces, in particular anti-friction bearing rings, and to a cold-rolling method for producing said rings from at least two hollow cylindrical workpieces (1, 2) consisting of different materi...  
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...  
WO/2004/110669A1
A form rolling method for a spiral body for manufacturing the spiral body of a spiral body gear mechanism by from rolling and a form rolling die for the method capable of increasing the form rolled accuracy of the roundness of the form-r...  
WO/2004/103590A1
A rolling apparatus comprising a first work roll 25 and a second work roll 26 cooperative with the first work roll 25 for rolling a metal blank plate P to manufacture a metal product of miscellaneous cross section comprising a plate port...  
WO/2004/101195A1
The present invention discloses a device for forming a tooth form of a sprocket gear for the power transmission apparatus fore a chainless bicycle. The device for forming a tooth form comprises a first and second main driving motor opera...  
WO/2004/098824A1
A die installation mechanism in a thread-cutting machine, where a thread portion is formed in a blank material by moving a moving die along a stationary die with the blank material clasped by the stationary die and the moving die. The di...  
WO/2004/096488A1
A method of producing a thread-rolling die used for producing multiple-threaded bolts, such as double-threaded bolts, having a loosening prevention function. A first cutting tool (10) has a shape of a coarse pitch thread with a flat cres...  
WO2004022986A3
A thrust screw (14) for applying force against an object. The thrust screw (14) comprising a housing having a ball (12) secured therein. The ball (12) having a flat planar surface (16) which contacts the objects for applying force agains...  

Matches 251 - 300 out of 8,493