Did You Know...
...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!
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| Number | Title | Issue Date |
| RE42644 | Indexable cutting insert with chip breaker The present invention relates to a cutting insert for chip removing machining. The cutting insert has a substantially circular cutting edge formed at a transition between an upper side and an edge surface of the cutting insert. The upper side includes a chip surface... | 08/23/2011 |
| 7883300 | Tool holder and metal cutting insert with chip breaking surfaces A metal cutting insert (10) having a pair of cutting portions (10a, 10b) disposed on either end of a shank portion (10c), each cutting portion having a front clearance face (20), the upper boundary of which def... | 02/08/2011 |
| 7441992 | Method for producing a surface, and a surface In a method for producing a surface that is intended to form part of a coupling for use in chip removing machining, the surface includes a number of groove sets to allow locking by shape against another surface provided with grooves. Each groove set has a main direc... | 10/28/2008 |
| 7438508 | Cutting insert A metal cutting insert that is primarily intended for turning operations includes an upper surface, a lower surface substantially parallel with said upper surface, and at least three side surfaces extending between said upper and lower surfaces. A transition between... | 10/21/2008 |
| 7431541 | Disposable cutting insert for boring cutter A disposable cutting insert for a boring cutter can reduce the roughness of a cut surface and achieve a mirror-like surface effect. The disposable cutting insert has a long curved blade edge, and the radius vertex of the long blade edge is deviated slightly from an ... | 10/07/2008 |
| 7429152 | Uncoated cutting tool using brazed-in superhard blank An uncoated cutting tool that comprises a body containing a pocket. A polycrystalline cubic boron nitride blank has a cutting tip. The blank is brazed into the pocket using a braze alloy whereby there is a braze joint between the body and the polycrystalline cubic b... | 09/30/2008 |
| 7419338 | Cutting insert having cylindrically shaped side surface portions A double-sided reversible and indexable cutting insert has identical opposing first and second end faces and a peripheral side surface extending therebetween. A clamping through-bore extends between, and opens out to, the first and second end faces. The cutting inse... | 09/02/2008 |
| 7410331 | Tool In a cutting insert and a milling tool, where the cutting insert is to be on-edge mounted to the tool, the cutting insert includes a polygonal body of wear resistant material. The body includes a first side surface and a second side surface opposing one another and ... | 08/12/2008 |
| 7393161 | Metal cutting inserts with abrasive bodies The present invention relates to a cutting tool insert of a generally polygonal shape provided with a ceramic tip in a recess in at least one of its corners with a bottom surface and at least one side surface. At least the bottom surface of the recess is provided wi... | 07/01/2008 |
| 7390148 | Boring tool and a cutting insert therefor This invention relates to a boring tool having a cutting insert. The insert has a chip breaker with a base that extends from the secondary cutting edge to the primary cutting edge. The primary cutting edge, which is also referred to below as the major cutting edge, ... | 06/24/2008 |
| 7387474 | Cutting insert and a tool for chip removing machining, as well as an attachment for such tools A cutting insert having a front cutting edge and a connecting surface including male- and/or female-like engagement portions, in order to rigidly secure the cutting insert, a geometrically predetermined reference locus serving as a force-application spot for the cla... | 06/17/2008 |
| 7381015 | Cutting insert, a cutting tool, a shim and a method The present invention relates to a cutting insert, a cutting tool for chip removing machining, a shim as well as a method for mounting a cutting insert. The cutting tool includes a holder equipped with at least one insert pocket including a base surface, at least on... | 06/03/2008 |
| 7374372 | Indexable insert A polygonal indexable insert has cutting edges that run rectilinearly or in a curved manner in a plane perpendicular to a locating surface and that fall from cutting corners having acute angles to cutting corners with obtuse angles following one another alternately.... | 05/20/2008 |
| 7367755 | Cutting element A cutting element for the machining of metallic workpieces has a body formed with an upper and a lower face of which at least one is designed as a mounting face, and a side face that connects the upper and the lower faces, that is perpendicular thereto, and that tog... | 05/06/2008 |
| 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 |
| 7357603 | Toolholder and cutting insert used therein A toolholder at least one cutting insert mounted within a pocket about the peripheral wall of the cutter body. The body includes a pocket having an angled retention ledge which provides acts, in conjunction with a fastener, to securely retain an insert mounted there... | 04/15/2008 |
| 7341433 | Cutting insert and tool and wrench for using the same A cutting insert includes a plurality of consecutively disposed, interlinked individual cutting inserts that can be brought into use successively through a respectively interposed predetermined breaking point by detaching a respectively preceding individual cutting ... | 03/11/2008 |
| 7341408 | Tool A metal cutting insert that is primarily intended for turning operations includes an upper surface, a lower surface substantially parallel with the upper surface, and at least three side surfaces extending between the upper and lower surfaces. A transition between t... | 03/11/2008 |
| 7326006 | Cutting tool and cutting insert therefor A cutting tool in which a cutting insert is retained by a retaining screw. The cutting insert comprises a rear surface and a lower surface, both of which are generally V-shaped. ... | 02/05/2008 |
| 7320564 | Cutting insert for grooving operations A cutting insert for grooving operations having a forward main cutting edge and two opposing side cutting edges extending rearwardly and outwardly from the main cutting edge, each side cutting edge having a variable rake angle. ... | 01/22/2008 |
| 7309193 | Indexable insert with corners with different radii The present invention relates to an indexable cutting insert for an end mill for machining of contours in a workpiece and to a milling tool. The cutting insert is asymmetrical in respect of a line through a hole in the cutting insert. The cutting insert comprises tw... | 12/18/2007 |
| 7306409 | Cutting insert having a rake surface and a plateau surface separated by a step A cutting insert intended exemplarily for use in a face-milling cutter, has an all-around extending rake surface which changes into a plateau surface by an uninterrupted step. The step reaches its greatest height in the corner regions of the cutting insert. The rake... | 12/11/2007 |
| 7278805 | Cutting insert for effective chip control A cutting insert includes a polygonal body having an upper chip surface, a bottom surface and a peripheral edge surface extending therebetween. The peripheral edge surface intersects the upper chip surface to form a main cutting edge. The upper chip surface defines ... | 10/09/2007 |
| 7275896 | Grooving cutting insert having a circular cutting edge provided with relief recesses A cutting insert for grooving operations includes an elongated clamping portion and a cutting portion. The cutting portion has a chip rake surface and a relief surface meeting at a cutting edge. The relief surface has a plurality of recesses extending to the chip ra... | 10/02/2007 |
| 7275895 | Cutting insert A support movable in a predetermined direction carries a cutting insert having a body formed with a front face lying generally in a plane generally parallel to the direction and an arcuate edge face having an inner end merging with the front face, an outer end and d... | 10/02/2007 |
| 7252461 | Milling cutter and an indexable milling insert A milling cutter for chip removing machining includes a milling cutter body with a number of insert pockets in connection with an end of the milling cutter body. An opposite end of the milling cutter body is adapted to cooperate with a tool attachment. An indexable ... | 08/07/2007 |
| 7241082 | Double-sided cutting insert and milling cutter A double-sided cutting insert, for use in a milling cutter, having two identical opposing end surfaces and two opposing identical major side surfaces with a through bore extending between, and opening out to, the major side surfaces. Major cutting edges are formed a... | 07/10/2007 |
| 7241083 | Thread cutting insert A thread cutting insert includes main cutting edges that have a pair of thread cutting edges and wiper thread cutting edges for full profile on side edges of a rake face formed on the insert body respectively. The pair of thread cutting edges is formed in a convex V... | 07/10/2007 |
| 7234901 | Throw-away tip A throw-away tip of which two principal surfaces each has a land surface provided along the periphery thereof, a central surface provided on the inside of the land surface, a recess (a chip breaker groove) interposed therebetween, and at least one protrusion that ex... | 06/26/2007 |
| 7232279 | Cutting insert having cylindrically shaped side surface portions A double-sided reversible and indexable cutting insert has identical opposing first and second end faces and a peripheral side surface extending therebetween. A clamping through-bore extends between, and opens out to, the first and second end faces. The cutting inse... | 06/19/2007 |
| 7217070 | Deburring tool and cutting insert therefor A deburring tool having an indexable cutting insert having four cutting edges. The cutting insert has a main body portion and a protruding guide member. The cutting insert is slidably retained in an insert pocket with the main body portion of the insert located in a... | 05/15/2007 |
| 7198437 | Indexable cutting insert with chip breaker The present invention relates to a cutting insert for chip removing machining. The cutting insert has a substantially circular cutting edge formed at a transition between an upper side and an edge surface of the cutting insert. The upper side includes a chip surface... | 04/03/2007 |
| 7182555 | Indexable insert An object of the invention is to reliably control chip, particularly that produced in profiling. To achieve this, rake faces are formed on polygon faces of an insert in the form of a polygonal plate shape, and a pair of cutting edges extending respectively from corn... | 02/27/2007 |
| 7147408 | Throw-away tip A throw-away tip of which two principal surfaces each has a land surface provided along the periphery thereof, a central surface provided on the inside of the land surface, a recess (a chip breaker groove) interposed therebetween, and at least one protrusion that ex... | 12/12/2006 |
| 7140949 | Tool and process for chrome plating a vehicle wheel surface A cutting tool having a crystalline tip is pressed with a uniform pressure against the outboard surface of a vehicle wheel as the wheel is rotated. The smoothed wheel surface is then chrome plated to provide a cosmetic finish to the wheel face. ... | 11/28/2006 |
| 7121772 | Cutting insert An indexable cutting insert for chip removal machining, the insert having a polygonal body having opposed lower and upper faces that are mutually interconnected by peripheral faces meeting at rounded corners, which are formed symmetrically with respect to upper face... | 10/17/2006 |
| 7101121 | Milling cutter with precision adjustment A cutter insert for disc-milling cutters, in particular, for milling crankshafts. The insert has upper and lower surfaces and circumferential lateral surfaces, which connect the upper and lower surfaces to one another. The insert includes raised swellings and/or pro... | 09/05/2006 |
| 7101122 | Ball nose end mill with throwaway insert A ball nose end mill includes a tool body and a throwaway insert mountable on the tool body. The throwaway insert includes a bottom face as a mounting face, an upper face on an opposite side from the bottom face, a side face formed between the bottom face and the up... | 09/05/2006 |
| 7090443 | Cutting tool and cutting insert therefor A cutting tool in which a cutting insert is retained by a retaining screw. The cutting insert comprises a rear surface and a lower surface, both of which are generally V-shaped. ... | 08/15/2006 |
| 7070363 | Cutting insert for high-speed milling cutter An indexable cutting insert (10) having a top surface (12) including a substantially planar central portion (48), a substantially planar bottom surface (14), and a plurality of side surfaces (16, 18, 20, 22). A long cutting edge ( | 07/04/2006 |
