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| Number | Title | Issue Date |
| 7922427 | Toolholder and toolholder assembly with elongated seating pads A toolholder has a pocket adapted to receive a double-sided on-edge cutting insert, wherein the corners of each side of the insert are radially shifted with respect to one another and has mounting pads preferably mounted about the sides of the cutting insert. The re... | 04/12/2011 |
| 7431539 | Clamp pin tool holder A clamp pin tool holder for clamping an insert in a tool holder includes a bore for receiving a clamp pin and a bore for receiving a lock screw. The clamp pin includes a cam portion with angled surfaces. The lock screw is rotatably mounted to the bore of the tool ho... | 10/07/2008 |
| 7357604 | Indexable cutting insert with positive axial rake angle and multiple cutting edges An indexable cutting insert includes a first component with an outer or top surface and side surfaces. A third component is mirror symmetric with respect to the first component about a vertical or y-axis of the cutting insert. A second component is disposed between ... | 04/15/2008 |
| 7347650 | Cutting tool with locking pin A cutting tool for chip removing including a cutting insert provided with a through hole, a J shaped locking pin actuated by a locking screw, and a tool holder having means to receive the cutting insert, the locking screw and the locking pin. The cutting insert is p... | 03/25/2008 |
| 7322777 | Reamer with clamping arrangement for adjusting cutting insert and other cutting tools with clamping arrangements for adjusting cutting inserts A cutting tool with a cutting insert and a pivotable screw and nut combination for holding the cutting insert. The cutting tool also has a feed mechanism to adjust the position of at least one cutting edge of the cutting insert in the cutting tool. ... | 01/29/2008 |
| 7270503 | Cutting tool for rotating and drilling into solid blocks The invention relates to a cutting tool for rotating and drilling into solid blocks, comprising a drill shank (1) and a cutting head (2) on one end. The cutting head (2) has a straight, front-face cutting edge (4) extending approximately ... | 09/18/2007 |
| 7261495 | Assembly for retaining a cutting insert in a pocket of a tool holder An assembly for retaining a cutting insert in a pocket of a tool holder includes a locking pin, a spring disposed in the bore of the tool holder, a locking plate disposed in the bore between the spring and the locking pin, and a set screw for retaining the assembly.... | 08/28/2007 |
| 7261496 | Two-part clamping claw The invention relates to a clamping claw having a securing leg and a clamping leg for securing an object in a first recess of a support, with the clamping claw in the installed state being secured on the support by way of its securing leg by means of a bolt and clam... | 08/28/2007 |
| 7255518 | Insert seat formed of ridges A tool body includes an insert seat for receiving a cutting insert for chip-removing machining. The insert seat includes a bottom surface and support surfaces upstanding from the bottom surface. Each support surface comprises at least three ridges separated by groov... | 08/14/2007 |
| 7213623 | Stump cutting device with load-distributing tooth sockets A cutting device includes a rotatable base defining a plurality of closed-sided, tooth sockets. A plurality of tooth assemblies are mounted within respective sockets. Each tooth assembly includes a tooth holder having a base-engaging portion adapted to fit into the ... | 05/08/2007 |
| 7195427 | Cutting insert with an array of surfaces receiving clamping forces A cutting insert includes a body that forms top and bottom surfaces, and a center hole intersecting at least the top surface (e.g., a through-hole). A portion of the top surface which extends around the center hole includes an array of projections radiating laterall... | 03/27/2007 |
| 7179021 | Cutting insert holder A cutting insert holder for releasably clamping a quadrilateral cutting insert in a predetermined clamping position, the cutting insert having a through bore and a non-obtuse insert mounting corner. The cutting insert holder includes a clamping portion formed with a... | 02/20/2007 |
| 7156006 | Method and assembly for rotating a cutting insert during a turning operation and inserts used therein A cutting insert rotated about its axis may be utilized during a metalworking operation and applied against the rotating workpiece to enhance tool performance. A method, including an assembly with a rotatable insert mounted to a toolholder may be utilized to achieve... | 01/02/2007 |
| 7144205 | Insert retention screw and tool body and insert therewith An insert retention screw has a head with a radius that is a sufficient size to fit within a mounting hole of a cutting insert and seat within a seating plane within the mounting hole that is generally perpendicular to the axis of the insert when the screw is at an ... | 12/05/2006 |
| 7121768 | Cutting head for machine tool The invention concerns a cutting head (13) to be secured in an adapter (9) in a machine tool for chip removing machining. The cutting head (13) comprises a flange with a first side creating a coupling surface (4) adapted for being secured... | 10/17/2006 |
| 7121771 | Tool for chip-removing machining A tool for chip-removing machining includes an insert holder, a cutting insert for chip-removing machining, and a fixing element for fixing the cutting insert in an insert seat of the insert holder. The insert has fingers projecting from a bottom side of the insert.... | 10/17/2006 |
| 7073986 | Dimpled insert with retaining clamp A wear insert for a tool holder includes a top surface and a bottom surface with a dimple disposed in the top surface. A boss is disposed within the dimple. The tool holder for releasably securing the wear insert has a tool holder body including an insert-receiving ... | 07/11/2006 |
| 7063489 | Tangential cutting insert and milling cutter A tangential milling cutting insert having two identical opposing end surfaces with two identical opposing major side surfaces of a generally isosceles trapezoidal shape and two identical opposing minor side surfaces extending between them is disclosed. Each end sur... | 06/20/2006 |
| 7063488 | Pin lock system for cutting insert having a blind hole In an insert holder for indexable cutting inserts, a clamping device is located which includes an L-shaped member having first and second arms. The first arm is received in a blind hole in the cutting insert and the second arm is actuated by a pressure screw. A free... | 06/20/2006 |
| 7059809 | Cutting tool A cutting tool, in particular for the turning out of drillings, has a clamping piece (10) for fixing the tool in a clamp holder. The clamping piece (10) includes two clamping surfaces (30), which converge on each other in the direction of the on... | 06/13/2006 |
| 7040843 | Flooring hollow back relief cutting tool and method An indexable cutting insert, a tool using a plurality of such inserts, and a method of forming flat bottomed grooves in the backs of flooring planks. The tool is arranged to accept indexable inserts, and the indexable inserts are specially arranged such that each in... | 05/09/2006 |
| 7014395 | Throwaway insert and cutting tool having throwaway insert A throwaway insert and a cutting tool enable a high speed cutting operation for a metallic material having great ductility such as aluminum and obtaining a vertical wall with a high quality machined surface while improving chip control. The throwaway insert comprise... | 03/21/2006 |
| 7008147 | Cutting tool with edge-on mounted inserts A rectangular blade-type cutting tool having two edge-on cutting inserts mounted at one end of the blade in a staggered formation with their cutting edges partially overlapping. This type of cutting blade finds particular application in disc-type cutting tool assemb... | 03/07/2006 |
| 6969218 | Profile turning tool The profile turning tool is used for rough-turning and dressing circumferential and flat surfaces, in particular of workpieces made of light metals. It consists of a holder (10) with a receiver (16) for a diamond cutting head (18) as well as a c... | 11/29/2005 |
| 6966729 | Tangential reversible cutting blade A tangential reversible cutting blade, comprising: a prismatic body which is bordered by two opposed, identically shaped first surfaces and four identically shaped, interposed lateral surfaces, four equal-length ma... | 11/22/2005 |
| 6942434 | Metal cutting tool A metal cutting tool having an indexable cutting insert retained in an insert pocket of an insert holder. The cutting insert has two opposing side surfaces with a peripheral edge surface extending therebetween and a plurality of cutting portions. The peripheral edge... | 09/13/2005 |
| 6942438 | Keyway cutter tool and method An apparatus and method for forming a keyway in a workpiece is provided. The apparatus includes a shank and cutter, the shank and cutter immovably associated with respect to each other during the keyway forming operation. The apparatus is engageable with a computer ... | 09/13/2005 |
| 6939090 | Throwaway tip and throwaway-type cutting tool A throwaway-type cutting tool including a tool body having a distal end, and a plurality of throwaway tips mounted to the distal end. Each of the plurality of throwaway tips including a plate of a substantially rectangular shape. The plate has a corner angle of two ... | 09/06/2005 |
| 6929428 | Cutting insert and cutting insert holder therefor A milling cutter for machining camshafts includes a rotary disc and an annular row of cutting bits mounted in pockets formed in the disc. Each cutting bit includes a top surface having a pair of diagonally spaced raised portions. Cutting edges are formed where the t... | 08/16/2005 |
| 6902354 | Cutting insert A cutting insert having two end portions and an intermediate portion extending longitudinally between the two end portions. The intermediate portion has N side surfaces and N primary cutting edges. The N primary cutting edges are formed at the intersection of adjace... | 06/07/2005 |
| 6793446 | Tool holder having an insert seat with an elongated slot forming an extension of the seat A tool holder for a cutting insert for chip removing machining includes a base body on which is disposed an insert-receiving seat for receiving a cutting insert. The seat includes an insert-support surface and two side surfaces upstanding from the insert-support sur... | 09/21/2004 |
| 6786119 | Toolholder assembly An apparatus is disclosed for releasably holding a toolholder shank having a lockable surface and a releasable surface utilizing an actuating bolt with an associated threaded actuating nut. When the actuating bolt is rotated in a locking direction, the actuating nut... | 09/07/2004 |
| 6769843 | Tool holder having insert seat with flexible side surface A tool holder for holding a cutting insert includes a head on which an insert-support surface is disposed. A plate is mounted on the head by a serrated connection, the head including fingers that form side surfaces disposed on opposing sides of the support surface. ... | 08/03/2004 |
| 6733213 | Cutting tool with edge-on mounted inserts A rectangular blade-type cutting tool having two edge-on cutting inserts mounted at one end of the blade in a staggered formation with their cutting edges partially overlapping. This type of cutting blade finds particular application in disc-type cutting tool assemb... | 05/11/2004 |
| 6709204 | Rotatable cutting tool A rotatable tool includes a rotatable body defining an axis of rotation. The body forms a seat configured to receive a cutting insert. The seat includes a bottom surface and a radial support upstanding therefrom. The bottom surface includes a screw-receiving hole wh... | 03/23/2004 |
| 6682273 | Tool holder having a clamp plate for transmitting clamping forces from a clamping arm to a cutting insert A cutting insert is clamped in a pocket of a holder by a top clamp assembly which includes a clamp arm screwed to the holder, and a clamp plate interposed between the insert and a front part of the clamp arm. The clamp plate is formed of a harder and more... | 01/27/2004 |
| 6652200 | Tool holder with coolant system Fluid passageways are defined by the top plate, tool holder body and the cutting insert to permit the optimum cooling of the interface between the insert and the work piece reducing degradation of the cutting edge of the insert. A number of top plate desi... | 11/25/2003 |
| 6599060 | Cutting tool A cutting tool comprising a holder and a cutting insert mounted therein. A second bore of the holder extends downwardly from an insert receiving pocket. A third bore extends rearwardly from the second bore and opens into a fourth bore. A locking pin inser... | 07/29/2003 |
| 6582162 | Tool for chip removing machining having a screw-actuated clamp A tool for chip removing machining includes a holder having a top side in which is formed a seat for a cutting insert to be clamped by a clamping mechanism. That clamping mechanism includes a clamping body movable inside a cavity formed in the holder. The... | 06/24/2003 |
| 6558087 | Machining tool for high-speed machining A machine tool, which is also suitable for high-speed machining in metal cutting, for which at least one cutting body is held by a clamping device in a plate seat of a tool holder, which is bounded only by a back pressure supporting surface and by a suppo... | 05/06/2003 |
