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| Number | Title | Issue Date |
| 7841810 | Milling cutter head A milling cutter head has a base body rotatable about a longitudinal axis and formed with axially extending seats, respective blade holders axially shiftable in the seats, respective blades welded to the blade holders and each having a cutting edge, and respective w... | 11/30/2010 |
| 7441991 | Chamfering tool A circular truncated cone-shaped cutting section (3) of a chamfering tool (1) is formed with a first blade section (31) which is tilted so that a chip is discharged to a side of a shank section (2), and a second blade section (32) ... | 10/28/2008 |
| 7425108 | Method for milling splines A method of currently milling multiple splines on a round rod material. Inserts mountable on a milling machine are provided. The inserts each include two sets of milling teeth. The sets or sections of teeth are formed in the arc of a circle to enable milling multipl... | 09/16/2008 |
| 7402004 | Radius end mill In the radius end mill, main gash faces has an angle of inclination with respect to an axis that is smaller than a twist angle of chip discharge flutes. The main gash faces are formed on inner circumferential sides of distal end portions of wall surfaces that face i... | 07/22/2008 |
| 7393160 | Milling cutter A rotary multi-tooth milling cutter, each tooth having a tooth face is provided. The tooth face has at least two sections, a first section nearest the cutting edge having a convex form as viewed in a cross section perpendicular to the cutter axis and a second sectio... | 07/01/2008 |
| 7367754 | Variable helix rotary cutting tool A rotary cutting tool has a substantially cylindrical main body and four flutes. The main body has a shank end, a cutting end formed integrally opposite the shank end, and a longitudinal axis of rotation. The four flutes include a pair of flutes comprising a first f... | 05/06/2008 |
| 7325471 | Toolholder and cutting insert for a toolholder assembly A toolholder and cutting insert for a toolholder assembly wherein the cutting insert has a tapered shank which provides a resilient interference fit with a tapered section of a bore extending within the toolholder. Additionally, a rearwardly facing face on the cutti... | 02/05/2008 |
| 7306408 | Rotary cutting tool A rotary cutting tool or end mill is provided, the tool comprising a plurality of pairs of diametrically-opposed, symmetrical, helical flutes formed in a cutting portion of the tool body, wherein the pitch between at least one pair of adjacent helical flutes is less... | 12/11/2007 |
| 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 |
| 7214006 | Helical flute end mill with multi-section cutting surface A rotary cutting end mill is provided. The end mill includes a shank section and a fluted section. The fluted section has a first end integrally attached to the shank section, a second end, and an outer surface. One or more helical teeth are disposed along the outer... | 05/08/2007 |
| 7198436 | Multi-blade router tool, edger with multi-blade router tool, and method of edging eyeglass lenses The present invention relates to a router tool for edging the peripheral edge of eyeglass lenses. The tool comprises a longitudinally extending body rotatable on the axis thereof. A first blade extends axially and radially from the body, and has a first cutting port... | 04/03/2007 |
| 7189039 | Tool coupling for rotating tools A tool assembly includes first and second tool bodies, a tool coupling interconnecting the tool bodies, and a drawing member for drawing the tool bodies together along a common longitudinal axis. The tool coupling includes a male portion disposed on one of the tool ... | 03/13/2007 |
| 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 |
| 7153068 | Milling cutter A milling cutter with a disk like cutter body having radially directed slots and a central aperture. An exchangeable hub comprises two adapter members located on either side of the cutter body. One of the adapter members has a raised portion located in the central a... | 12/26/2006 |
| 7153066 | Cutting plate for a processing tool and holding device for such a cutting plate A cutting plate for a processing tool, particularly a milling tool, is connected to a holding device for such a cutting plate. The cutting plate has at least one blade (1) configured in a radially protruding manner on a central body (5) of the cutting ... | 12/26/2006 |
| 7147407 | Cutting insert and cutting tool The present invention provides a cutting insert an indexable cutting insert, for use in a cutting tool for milling operations. The cutting insert is generally rhomboidal in shape having a peripheral side surface extending between and perpendicular to the two opposin... | 12/12/2006 |
| 7112013 | Milling cutter A milling cutter with a disk like cutter body having radially directed slots and a central aperture. An exchangeable hub comprises two adapter members located on either side of the cutter body. One of the adapter members has a raised portion located in the central a... | 09/26/2006 |
| 7104739 | Milling disk for a floor machining appliance A milling disk for a floor machining appliance has a plurality of mounts for holding interchangeable plate-like milling tips, the milling disk being driven for rotation by the floor machining appliance and being held substantially parallel to the substructure to be ... | 09/12/2006 |
| 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 |
| 7094007 | 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 parallelogrammatic shape and two identical opposing minor side surfaces extending between them. Each end surface has a perip... | 08/22/2006 |
| 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 |
| 7037051 | Cutting insert for turning and milling A cutting insert comprises first and second polygonally-shaped main faces arranged substantially parallel to one another, and a side face structure interconnecting the first and second main faces to define a peripheral edge. At least the first main face includes at ... | 05/02/2006 |
| 7036415 | Band saw blade A band saw blade includes a plurality of set teeth which are formed in a variable pitch. In that construction, a bending lengths of each of the set teeth at a setting and bending position or at a bendingly setting position are substantially equal to each other. ... | 05/02/2006 |
| 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 |
| 7004692 | Rotary cutting tool A rotary cutting tool has a cutting head, a screw member and a tool shank. The cutting head has an axially directed through bore with locking wings protruding from the bore surface. Each locking wing having a sloping locking surface and stopper with a stop surface. ... | 02/28/2006 |
| 6997651 | End mill having different axial rake angles and different radial rake angles An end mill including a cylindrical body having (a) flutes each formed in the cylindrical body and each extending from an axially distal end of the cylindrical body toward an axially proximal end of the cylindrical body, (b) peripheral cutting edges each provided by... | 02/14/2006 |
| 6991409 | Rotary cutting tool A rotary cutting tool that includes an elongated tool body, rotatable along a longitudinal axis of rotation is disclosed. It has a fluted cutting end on one end and a shank end on the opposite end of the tool body. The fluted cutting end includes a nose, a periphery... | 01/31/2006 |
| 6976810 | Rotatable cutting wheel A rotatable cutter wheel for machining structural members is provided. The cutter wheel includes a disk, typically formed of carbide, defining a first side, a second side opposite to the first side, and a plurality of radial blades. At least one of the first and sec... | 12/20/2005 |
| 6974280 | Rotary cutting tool A rotary cutting tool having the general form of a circular disk with cutting inserts secured tangentially to the circumference of the tool's body, for metal machining in general and for machining cam lobes. The cutting inserts have concave side surfaces and concave... | 12/13/2005 |
| 6960051 | Tool for milling, a milling body and method for milling A milling tool includes a milling body and a plurality of cutting inserts. The milling body has fastening devices to hold the cutting inserts in a plurality of respective insert pockets each having at least one base surface. Each of the cutting inserts has at least ... | 11/01/2005 |
| 6953310 | Cemented carbide ball end mill A cemented carbide ball end mill comprises a cutting portion with a semi-spherical ball portion at a tip thereof. The cutting edge portion has a cutting edge rake face and a chip evacuating flute at the ball portion. An angle formed by a straight line connecting a v... | 10/11/2005 |
| 6945740 | Rotatable cutting tool with cutting inserts for chip removing machining A rotatable cutting tool for chip-removing machining includes a basic body which defines a center axis of rotation. Cutting inserts are detachably mounted in respective cutting seats that are formed in the basic body. Each insert has a square shape and includes firs... | 09/20/2005 |
| 6929427 | Cutting insert and milling cutter A milling cutter has a cutter body having insert pockets, with cutting inserts seated in the insert pockets. Each insert pocket has adjacent side and rear walls generally transverse to a base, the side wall being provided with two spaced apart generally flat and non... | 08/16/2005 |
| 6923227 | Canter chipper head The present invention provides a canter chipper head that comprises a rotor suitable for rotation about a rotation axis. The rotor has a lateral side and a frontal side, and includes a first cutting assembly and a second cutting assembly that are each mounted to the... | 08/02/2005 |
| 6893195 | Method and apparatus for producing forked roots of turbine blades For producing forked roots of turbine blades, the turbine blades are, in a first step, roughed-in and smoothed (finished) on their outer faces in a single operation with two rigidly coupled disk milling cutters that are provided hard metal cutter inserts. In a secon... | 05/17/2005 |
| 6877934 | Milling head for thread whirling A milling head for thread whirling, the milling head includes a plurality of cutting elements evenly disposed around a center hole, each cutting element in the plurality of cutting elements includes at least two cutting surfaces formed thereon. Any one of the at lea... | 04/12/2005 |
| 6851897 | Cutting tool insert and cutting tool The cutting tool insert 1 is in a substantially plate form and of polygonal shape and is provided with a major cutting edge 16A (or 16B) extending from one corner 14A (or 14B) toward the other corner 15A (or 15B). The... | 02/08/2005 |
| 6769842 | Cutter plate and milling tool Cutter plates (19) with an approximately cube-shaped base body have been created, in particular for finish-milling of a crankshaft (5). At the edge of its cover surface, the base body is provided with a hump or protrusion, which can be embodied rib- or... | 08/03/2004 |
| 6761514 | Hollow mill tool A hollow mill tool comprising a shank portion and a plurality of radially spaced and axially extending tool posts integrally formed with and projecting from the shank portion. Each tool post has a longitudinal cutting insert mounting face and each mounting face defi... | 07/13/2004 |
| 6709318 | Dual-grinding method for bar blades and grinding disc for carrying out said method A grinding wheel and a method for grinding bar blade for the production of spiral gear teeth are described. For economical grinding of such bar blades the grinding wheel has a conical grinding surface (Pp) widening from a small diameter (d1) to a large diamet... | 03/23/2004 |
