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Patent Searching and Data


Matches 251 - 300 out of 1,704

Document Document Title
WO/2001/029361A2
The invention relates to a tool for working the exterior of a hollow, elongated work piece of a very high surface quality, especially a thin-walled pipe. The inventive tool comprises a first seat for a tool for working the exterior of a ...  
WO/2001/021350A1
The invention relates to a superfinish boring tool comprising a cutting element which is mounted on a boring bar (4) in a manner that permits it to be adjusted by a piezo-actuator (12), and comprising an arresting mechanism (10) which pe...  
WO/2001/007191A1
The invention relates to a tool, in particular, to a tool with a planing or shaving action. Said tool comprises at least one cutting plate which is fixed onto a tool holder and which is placed against a workpiece and a cutting edge which...  
WO/2000/062962A1
A piezoelectric adjusting mechanism (8) comprises a piezoelectric displacing element (20) which is placed in contact with the cutting element (4, 6) and which is provided for displacing the same with regard to the tool shaft (2). The inv...  
WO/2000/025968A1
A cutting tool (1) such as a drill (2) or reamer (35) for machining a bore (3) in a workpiece (4) is provided with at least one chamfered cutting edge (5) on its distal end having an enlarged radial extent. The chamfered edge (5) is defi...  
WO/1999/052665A1
An improved inner diameter finishing method and an improved reamer for a plurality of holes disposed in series, wherein a tip end small diameter part (94) and a guide part (130) are provided in a body (128) of a reamer (16), a chip (156)...  
WO/1999/021674A1
A reamer (T) has first cutting edge (3) for finish-machining the inner circumferential surface of a through hole (H) of the work (W), and second and third cutting edges (5, 6), at stepped portions (4¿1?, 4¿2?) at the end of a small-dia...  
WO/1999/021673A1
A reamer (T) comprising three stages of chip groups (6), each having five chips (6) disposed on the circumference having a diameter smaller than an inner diameter of a hole (H) of a work (W), at a predetermined pitch (P) in an axial dire...  
WO1998039127A3  
WO/1998/051439A1
The invention relates to a superfinishing tool having a shank (2), as well as at least one rigid cutting edge (16) and at least one guide rib (30) on the periphery. In addition, or alternatively, the cutting edge (16) and/or the guide ri...  
WO1998028099A3  
WO/1998/039127A2
The invention relates to a friction and vertical cutting tool comprising a base body (2) to which a cutting knife (20) is interchangeably clamp-fixed by means of a clamping bolt, in such a way that it is removable. Said cutting knife can...  
WO/1998/028099A2
The invention relates to a cutting tip (7) for a tool (1) for fine-machining boring surfaces in work pieces by the removal of cuttings. The cutting tip (7) is inserted into a recess (9) worked into the peripheral surface (5) of the tool ...  
WO/1998/009758A1
A neck (14) having an outer diameter smaller than that of a cutting edge (11) for boring is interconnected to a shank (13). A cutting edge (113) for removing burrs is provided at the connecting portion between the cutting edge (11) for b...  
WO/1997/045223A1
The proposal is for a reamer for the material-removing precision machining of drilling surfaces in metal workpieces, with a reamer and two guide rails allocated to it, where the first guide rail of the blade plate, viewed in the directio...  
WO/1996/030148A1
Disclosed is a cutting tool, in particular a drill, milling cutter, thread-cutter, reamer or core drill, with a shaft and a cutting part provided with at least one cutting edge for machining a work piece while removing cuttings. The cutt...  
WO1996004089A3  
WO/1996/004089A2
The proposed finishing tool for the precision machining of holes consists of a chuck unit, a driving head and an interchangeable cutting element with at least three blades spaced around its circumference and connected to their supporting...  
WO/1995/016543A1
The invention concerns a method of adjusting the diameter of a reamer or similar cutting tool. The reamer is inserted in a tool holder mounted on a jig carriage and brought into the focal plane of a camera where the reamer diameter (D) b...  
WO1994021409A3  
WO/1994/021409A2
A threaded hole may be formed in a lid of an underground petrol tank without emptying the tank or removing the lid, using a tool (Figure 3) having a taper tap section (61), an intermediate tap section (62) and a final tap section (63). A...  
WO/1994/012306A1
The proposal is for a solid drill having a basic body (3,103), a groove (9, 109) open at the front and receiving a cutter plate (7, 107), a clamp holding the cutter plate and guide strips (27, 127, 41, 43) inserted into the peripheral su...  
WO/1992/010138A1
An instrument for shaping a bone cavity has a frame (2) including a stud (5) for locating the instrument in a bone canal. A curved rod (1) is supported on the frame and a plurality of cutting teeth (18) are threaded on the rod so as to b...  
WO/1992/003245A1
The aim of the invention is to design a miniaturized cutting tool of the generic type suitable for machining bores of diameter 6 mm and more using a high-speed rotating tool. The invention calls for the adjustment screws (60) for the rad...  
WO/1990/014189A1
A high-speed burnishing drill consisting of a cylindrical drill body having a drill edge and a reamer edge at the front end portion thereof, the drill edge inclining from the center of the front end of the drill body in the diametric dir...  
WO/1990/002012A1
This invention relates to an electrodeposition reamer tool (1) used for precision inner diameter boring. In this electrodeposition reamer tool (1), a work machining portion (3) in a reamer main body is composed of a finish machining port...  
WO/1986/005729A1
An instrument comprises cutting elements (2) each of them being shaped as a body of revolution and being provided with a groove on its periphery, which constitutes a cutting (5) and calibrating (6) edges. The angle omega of inclination o...  
WO/1986/005728A1
A reamer provided with teeth (3) with cutting (4) and calibrating (5) zones at least a part of the back side of the latter having the form of a ribbon. Each of the teeth (3) has its angle of cutting edge gradually decreasing in the direc...  
WO/1986/001443A1
A pendulum-type reamer whose boring bar has a knife-head, held and guided on all sides in a pendular manner with at least three cutting blades. At the free and cylindrically-hollow designed end of the boring bar is a guide plate (5, 5') ...  
WO/1983/002913A1
A one-step bore finishing tool including an expandable sleeve (12) mounted on a tapered mandrel (14) and with the mandrel having an abrasive coating (17) thereon for increasing the frictional engagement of the sleeve (12) with the mandre...  
WO/1982/002012A1
Combined tools for machining or machining the finishing of parts, particularly borers for the finishing of borings, comprising bodies with single crystal inserts, particularly of the group containing sapphire and ruby, but also of the ru...  
JP6750789B1
A cutting tool including a rake face, a flank surface, and a cutting edge portion, which includes a base material and an AlTiN layer, and the AlTiN layer is a cubic Al.xTi1-xThe AlTiN layer contains a crystal grain of N, and the atomic r...  
JP2020121372A
[Subject] A rotating rotary tool with which scraps eccritic nature is improved is provided, securing the rigidity of a tool. [Means for Solution] Cutting part 1 which is rotating rotary tool 10 which is prolonged in accordance with centr...  
JPWO2019044791A1
To provide a taper reamer capable of improving processing accuracy and processing life. In a taper reamer 1 in which a plurality of spiral cutting edges 11, 12, 13 are provided on the outer circumference of a cutting edge portion whose o...  
JP2020521646A
The present invention relates to a cutting tool of creation of a plug hole, or post-processing containing at least one edge arranged at a cutting head end of the direction of an axis of a tool base material which is a sake especially. Th...  
JP2020110853A
[Subject] It excels in chipping-proof nature in cutting in a high-speed field, and provides a surface coated cutting tool which can realize stable processing. [Means for Solution] Surface coated cutting tool 1 is provided with tool base ...  
JP6725684B2  
JP6728551B2  
JPWO2020003680A1
A reamer is provided with base metal, a plurality of perimeter piece edges of the nature tool material of superhard provided in the perimeter of base metal, and the margin provided in the backside [ the hand of cut ] of a plurality of pe...  
JP6720816B2  
JPWO2020003679A1
A reamer is provided with the following. Base metal, A plurality of perimeter piece edges of nature tool material of superhard provided in the perimeter of base metal. Base metal is prolonged in the back end from a tip. A plurality of fl...  
JP2020519465A
In the present invention, a multi-edge reamer (1) provided with the cutting part (3) which has the main body (5) which has a central axis (M) is proposed. From main body (5), the 1st cutting edge part (15) of the 1st number and the 2nd c...  
JP6713033B2  
JP3226312U
【課題】下穴の径を厳密に拡げ、切削時の切 削部分への水溶性切削油の供給が充分で、切 刃部やガイドパッド部の冷却対策や潤滑性の 付与が充分で、特に金属被削材の穴仕上...  
JP2020093374A
[Subject] Even if it had both edges arranged on an edge and a negative twist angle which were arranged on a positive twist square, a rotating rotary tool with high endurance was called for. [Means for Solution] A rotating rotary tool bas...  
JP6707661B2  
JP6699056B2  
JP6697131B1
A reamer is provided with the following. Base metal, A plurality of perimeter piece edges of nature tool material of superhard provided in the perimeter of base metal. Base metal is prolonged in the back end from a tip. A plurality of fl...  
JP2020069558A
To provide a rotary tool that can make both improvement in durability and improvement in cuttability compatible.A rotary tool 1 has a main body 3, formed in a bar-shape extending from a first end 3a across a second end 3b, which can rota...  
JPWO2019181135A1
It is a surface coated cutting tool containing a tunic which covers a substrate and the above-mentioned substrate, and the above-mentioned domain field is divided all over the above-mentioned matrix field at a plurality of portions inclu...  

Matches 251 - 300 out of 1,704