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Patent Searching and Data


Matches 151 - 200 out of 6,210

Document Document Title
WO/2014/183125A1
A thread repair assembly is provided. The thread repair assembly comprises a cutting-nut housing including a first axial end, a second axial end and an internal cutting-nut interface, the first and second axial ends each having an openin...  
WO/2014/174127A1
The invention relates to an anti-vibration plug for mechanising tubes and to a method for placing said plug inside a tube, wherein the plug comprises a central body (2) with arms (3) that open radially outwards to come into contact with ...  
WO/2014/167984A1
Provided are a cutting tool for machining a nut, and a method for machining a nut, capable of machining a female thread on the inner circumferential surface of a nut of a sliding screw device so as to obtain a high strength and in a high...  
WO/2014/154532A1
The invention relates to a die stock (10) having: • - a substantially cylindrical holder (12) having a plurality of receiving grooves (24) for receiving a detachably arranged cutting insert (26) and each detachably arranged clamping we...  
WO/2014/129314A1
The present invention prevents the occurrence of variation in the lead of a threaded section of a machined article (19a) resulting from the effects of thermal expansion of the machined article (19a) during machining. A thermal expansion ...  
WO/2014/114492A1
The invention relates to a thread forming tool having a thread part based on a helical effective surface (1), and an adjoining clamping shank (2), wherein the helical effective surface (1) is formed by pressing lobes (5) and the thread p...  
WO/2014/111002A1
An automatic floating tapping machine comprises a tapping machine (1), a hydraulic device (2), a floating clamping mould (3), a vibration feeding machine (4) and a controller (5). The problem that centers of a tee workpiece and a tapping...  
WO/2014/111003A1
An automatic floating tapping machine comprises a tapping machine (1), a hydraulic device (2), a floating clamping mold (3), a vibration feeding machine (4) and a controller (5). The problem that centers of a three-way workpiece and a ta...  
WO/2014/073062A1
Provided is a cutting tool coated with a hard film that reduces cutting resistance. A cold forming tap (10) provided with a hard film (36) coated on the surface of a tool base material (34) by a sputtering technique, wherein multiple dom...  
WO/2014/073610A1
Provided is a drill capable of high quality drilling with good efficiency in materials that are difficult to cut such as CFRP. The drill is obtained from: a main drill body (4) having a shank section (2) as the back end and a cutting sec...  
WO/2014/069371A1
In this thread grinder, in which the axis of rotation (T) of a grinding-wheel shaft (51) is angled with respect to the axis (S) of a main shaft (1) and a thread groove is ground into an inside surface of a workpiece, a centering master (...  
WO/2014/069370A1
A quill (2) comprises the following: a fixed-side quill (11) affixed to a spindle housing (50); and a tip-side quill (20A-20C), to which a grinding wheel (40) is attached, and which is removably joined to the fixed-side quill (11). At th...  
WO/2014/064622A1
The invention relates to a spindle intended to be assembled with a slider, to form a linear actuator, which transforms rotational movement of either the spindle or the slider into translational movement of either the slider or the spindl...  
WO/2014/025497A1
A die head retaining mechanism for installing or removing a die head (301) in a power drive (300) for thread cutting operations features a chuck with simultaneously-acting locking jaws (230), moving radially, the jaws movement actuated b...  
WO/2014/020900A1
In the present invention, when a female screw is machined into a hole in a metal material with a hole for female screw machining, with the metal material in a held or secured state and the male-screw-shaped tool solely revolving in a fix...  
WO/2014/013549A1
Provided is a spiral tap wherein tool life has been improved by facilitating chip removal during reversed withdrawal after thread-cutting while ensuring favorable cutting properties during thread-cutting. Because a sub-groove (28), which...  
WO/2013/190700A1
Provided is a thread-forming tap for reducing machining torque and improving tool service life. A thread-forming tap (10) for plastically deforming the surface-layer section of a prepared hole to form a female thread by causing a margin ...  
WO/2013/186165A1
The method for producing a thread in a workpiece comprises the following method steps: a) producing a number n ≥ 1 of twisted grooves (22, 24) in a wall (21) of the workpiece (2) running around a thread axis (M) or producing a wall of ...  
WO/2013/183082A1
In order to enable a tapping process to be performed precisely and with an appropriate processing time regardless of the diameter of the tapping tool, the present invention is constructed so as to be equipped with: a program analysis uni...  
WO/2013/183134A1
By screwing a threaded shaft (24) provided on a tip (14) into a threaded hole (26) provided on a body (12), the tip (14) is detachably installed on the body (12). Additionally, a restraining part (40) of the tip (14) is fitted into a res...  
WO/2013/153640A1
This hard coating is a multilayer film comprising two or more of the following layered in alternation: first coating layers (24) comprising a Ti1 − a − bCraMb nitride, oxide, carbide, carbonitride, or boride, where M includes at leas...  
WO/2013/150603A1
Provided are a hard coating film for a cutting tool, said hard coating film having both an excellent wear resistance and an excellent deposition resistance, and a cutting tool that is coated with the hard coating film. A hard coating fil...  
WO/2013/142985A1
A tapping device for use with a variety of standard drivers. The tapping device has an elongate body having a first end and a second end. A thread cutting portion is provided toward the first end, an end section for fitting to a drive to...  
WO/2013/145233A1
Provided are a hard coating for cutting tools and a cutting tool coated with a hard coating, the hard coating having both excellent abrasion resistance and adhesion resistance. A multilayer film in which two or more layers of a first coa...  
WO/2013/132665A1
Provided is a spiral tap that obtains durability in the cutting of an internal thread of a difficult-to-machine material such as a heat-resistant alloy such as a nickel-based heat-resistant alloy or a precipitation hardening stainless st...  
WO/2013/124981A1
A cut tap is provided which is able to form high-precision threading safely. The cut tap has a biting section (1) comprising a plurality of threads (10) formed so that the outer diameter of the threads becomes smaller moving forward in t...  
WO/2013/056831A3
The invention relates to a method for coating a substrate, preferably a drill, wherein at least one first HiPIMS layer is applied by means of a HiPIMS process. Preferably, at least one second layer is applied to the first HiPIMS layer by...  
WO/2013/113422A1
The invention relates to a tool (1) for the chipless production or finishing of a thread in or on a workpiece, in particular a cold-forming tap or thread-forming tap, comprising at least one forming region (5), which is rotatable or rota...  
WO/2013/113048A1
The invention relates to a cutting insert (1) for cutting a thread, having a base surface (2), a top surface (3), and lateral surfaces (4, 5, 6, 7) which connect the base surface (2) and the top surface (3) to each other. Multiple cuttin...  
WO/2013/102736A1
A tool for machining a wall of a workpiece, in particular made from a composite material. According to the invention, the tool (1) for machining a wall (P) of a workpiece, in particular made from a composite material, intended for cuttin...  
WO/2013/080293A1
A thread forming tap is provided that is capable of forming a female screw that suppresses crushing of the screw thread of a male screw or of the minor diameter thread of the female screw when the male screw is screwed into the female sc...  
WO/2013/076360A1
The invention relates to a method and apparatus for plastic pipe drilling, which apparatus has a drilling device (1 ) that consists of a casing part manufactured from a plastic based material and a drilling unit (3) that exists inside th...  
WO/2013/058110A1
To improve a cutting tool for screw thread cutting, which is provided with multiple cutting edges (3-1) - (3-n) (n is 5 in the figure) that are arranged in a row and which produces thread ridges by cutting the screw in stages with said m...  
WO/2013/038028A1
The invention relates to a thread whirling device (1) for producing a thread on a workpiece on a numerically controlled lathe by means of a thread whirling method, comprising a retaining structure (10) for attaching the thread whirling d...  
WO/2013/036476A1
A powered threading machine (10,210,410,810,1010,1410) is described. The threading machine is compact and portable. The threading machine includes a tube frame (12,212,412,812,1012,1450) having a rearward wheel assembly (24,424,1424) and...  
WO/2013/027534A1
The removal starting position (8S1) of a first removal process and the four removal starting positions (8S21 - 8S24) in a second removal process are established on an imaginary circle (7I) with a prescribed radius (R) that is inscribed i...  
WO/2013/026569A1
The invention relates to a tool (1) for processing work pieces having a rotation axis (5), a main body (3), at least one operating slide (7) bearing a processing element and which can be slid with respect to the main body (3), at least o...  
WO/2013/013800A1
The present invention provides a method for producing a component of a porous alloy with at least one drilled hole (3), wherein the method comprises providing the component of the porous alloy and introducing a pilot hole (2) into the co...  
WO/2013/001624A1
Provided is a tap holder configured so that the compression-side elastic characteristics and the tension-side elastic characteristics are made to be different using an elastic member for absorbing synchronization errors in the rotation a...  
WO/2012/169031A1
Provided is a removable tip type rotary tool in which a tip (14) is integrally mounted to a body (12) at a constant phase around the central axis (O) of the body (12) by means of a triangular cross section rotation stop key (56) and a tr...  
WO/2012/161367A1
The present invention comprises: a work table, on which two silicon substrates are stacked in parallel; a Y-axis driving section for controlling the conveying of the work table in the back and forth direction of the front surface of the ...  
WO/2012/117033A1
The present invention relates to a die stock and also to a holder and cutting insert for such a die stock. There is proposed a die stock (1) having a holder (2) in the form of a circular ring with receiving grooves (24) that are provided...  
WO/2012/090057A1
The invention relates to a milling cutter comprising a holder (2) and an insert (3), the insert (3) being provided with a plurality of peripherally spaced cutting teeth (39) with cutting edges (34, 35, 36) concentrically arranged with re...  
WO/2012/025091A3
The invention relates to a machining tool, comprising at least one plate-shaped cutting insert, which is made of impact- and/or wear-resistant cutting material at least in some sections and which is adhesively bonded to a cutter holder d...  
WO/2012/080315A1
The thread generating tool for producing a thread in a workpiece has the following features: a) the tool is rotatable about a tool axis (A), b) the tool has a number n ≥ 1 of groove generating regions (42, 44) for respectively generati...  
WO/2012/079728A1
The method for producing a thread in a workpiece comprises the following method steps: a) producing a wall of the workpiece, said wall having a number n of grooves greater than or equal to 1 and running round a thread axis, b) introducin...  
WO/2012/050327A3
Disclosed is a pipe tapping device. According to one preferred embodiment of the present invention, a pipe tapping device used for connecting a main pipe and a sub pipe includes: a hollow main body having a space for the movement of a fl...  
WO/2012/068741A1
A cutter (10) for machining threads comprises a screw die unit (110) and a guiding unit, wherein the screw die unit (110) is used for machining threads on a workpiece (20) to be machined, and the guiding unit is used for matching up with...  
WO/2012/050327A2
Disclosed is a pipe tapping device. According to one preferred embodiment of the present invention, a pipe tapping device used for connecting a main pipe and a sub pipe includes: a hollow main body having a space for the movement of a fl...  
WO/2012/037859A1
A multi-head fully-automatic-feed tapping machine comprising a feed part, a tapping part, and a control part. The feed part comprises feed tray racks (2) and vibratory feed trays (1), the vibratory feed trays (1) being provided with feed...  

Matches 151 - 200 out of 6,210