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Patent Searching and Data


Matches 151 - 200 out of 6,285

Document Document Title
WO/2015/140680A1
The invention relates to a bushing for supporting screw taps (2), which features a first front seat (10) to be coupled to a shank (3, 3a) of a screw tap, a second rear seat (12) to be coupled to a tool (16, 17; 20, 21, 22) for operating ...  
WO/2015/141898A1
Disclosed is an automatic machine processing device for automatically performing a machine processing work of the same kind to a plurality of working materials simultaneously when the plurality of working materials is transferred along a...  
WO/2015/137445A1
Provided is a durable cutting tap with which it is less likely that a cutting chip would wind onto the tap with respect to the cutting tap and that the cutting tap would suffer breakage caused by a chip winding onto the tap during cuttin...  
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/2015/111879A1
A tap connector, according to the present invention, has an inner hole formed therein which has a hollow circular section to enable a tap to be inserted thereinto, a hexagonal outer periphery coupled and fastened to an existing electric ...  
WO/2015/075109A3
A method of producing a rotationally orientated thread starting at a desired angular position and suitable for mass production is provided. The method is particularly suitable for improving the angular positioning of spark plugs in car e...  
WO/2015/098393A1
This cutting tool comprises a base and a coating film that is formed on the base. The base is a sintered body that contains 30-80% by volume of cubic boron nitride and a binder. The surface of the base, which is in contact with the coati...  
WO/2015/075109A2
A method of producing a rotationally orientated thread starting at a desired angular position and suitable for mass production is provided. The method is particularly suitable for improving the angular positioning of spark plugs in car e...  
WO/2014/154532A8
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/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/2015/045983A1
This grinding wheel for forming a spiral groove on the outer peripheral surface of a screw shaft of a ball screw has: a groove region grinding section that matches a ball rolling groove; an arc-shaped chamfer region grinding section that...  
WO/2015/043041A1
Disclosed is a screw tap with a replaceable tool bit, having a gripping handle body (10), a detachable tool bit (20) and a fixing member (30), wherein the gripping handle body (10) has an accommodating area (13) and an embedding connecti...  
WO/2015/040606A1
A pipe threading system (10) for threading the outer surface of a pipe includes an adapter (12) having a cylindrical chamber (22, fig. 2), a detachable guiding attachment (14) and a spindle (18) for insertion into the chuck of a handheld...  
WO/2015/037785A1
The present invention relates to a spiral tap for processing an ultra-hard material, wherein an inclined initial processing part is formed at the front end and sequentially processes an ultra-hard material, thereby smoothly preventing da...  
WO/2014/188603A1
Provided is a thread-cutting tap, which limits chipping that occurs during tapping and with which female thread precision is also stabilized. Chipping is limited by forming a protruding circular shape (32) on the cutting face (30) of a c...  
WO/2014/189018A1
The threading cutting insert (1) according to the present invention is provided with two opposite end faces (2, 3) and a circumferential side surface (4) extending between same. The circumferential side surface has a first side surface p...  
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...  

Matches 151 - 200 out of 6,285