Did You Know...
...that the video game, Pong, was invented by a guy who graduated at the bottom of his engineering class? Nolan Bushnell spent more time running the games at a local amusement park than he did on his studies at the University of Utah. His dreams of working for Disney's amusement empire were dashed when the company wouldn't hire him. Taking a boring job, Nolan daydreamed about electronic versions of popular games. He invented Pong, the first video game, and went on to found Atari Co.
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| Number | Title | Issue Date |
| 8177459 | Ball nose end mill and insert A cutting insert for a ball nose end mill includes a body including two opposed substantially flat retention surfaces. Each retention surface includes a chip control groove thereon extending from a point at or near an axial center of the body at an angle relative to... | 05/15/2012 |
| 8066454 | Milling tool with cooperating projections and recesses between the cutting insert and the holder 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 includes two... | 11/29/2011 |
| 7597507 | Insert type cutting instrument and insert, method for attaching insert to insert main body This insert type cutting instrument includes: an insert formed as a flat polygonal plate, and an instrument main body having a first through-hole and a second through-hole are formed in the insert. The insert is mounted on the seat so that the center of the first sc... | 10/06/2009 |
| 7419336 | Milling insert and a milling tool, as well as a shim plate for such tools An indexable milling insert includes opposite top and bottom sides between which a peripheral clearance surface extends, and two opposite cutting edges formed in the transition between the top side and the clearance surface. Each of the cutting edges includes a subs... | 09/02/2008 |
| 7407347 | Tool for chip removing machining A tool for chip removing machining includes a holder and at least one cutting insert received in the holder. The holder is provided with at least one insert pocket, in which the cutting insert is intended to be received, and an opening connected to the insert pocket... | 08/05/2008 |
| 7402010 | Disk-shaped or strip-shaped tool A machine tool for cutting a profile in a rotating workpiece has a body centered having an elongated edge formed with an angularly extending row of seats each having a radially directed seat face and an axially directed seat face. Respective Z-shaped holders in the ... | 07/22/2008 |
| 7390150 | Cutting tool with adjustable indexable cutting insert A cutting tool is provided and includes a plurality of cutting inserts located in respective insert pockets. The cutting inserts each include a top cutting plane with at least one cutting edge and a bottom support plane. The top cutting plane includes an engagement ... | 06/24/2008 |
| 7363692 | Tool and method for fine machining work pieces A tool for fine machining of work pieces involving metal removal is proposed having at least one cutter (13) for preliminary machining with a geometrically defined cutting edge (15) and having at least one cutter (21) for final machining with a ... | 04/29/2008 |
| 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 |
| 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 |
| 7331096 | Cutting tool The present invention relates to cutting tools and, more particularly, to cutting tools having inserts and insert-receiving recesses with curved surfaces. The cutting tool includes a toolholder having a recess and an insert adapted to be received in the recess. The ... | 02/19/2008 |
| 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 |
| 7311480 | Plate-shaped cutter insert for direct clamping attachment in a base body The invention describes a drill plate with a clamping attachment in a rotatably driven base body, which on one of its end faces forms a centering groove that is open towards the top. A clamping slot extending into the material of the base body is arranged at the bot... | 12/25/2007 |
| 7300231 | Cutting tool carrying device for machine tool A cutting tool carrying device includes a carrying member having one or more compartments formed in an outer peripheral portion each for receiving a base member, and a follower slidably engaged into each of the base members for supporting a cutting member. An adjust... | 11/27/2007 |
| 7287938 | Machine tool A machine tool has a rotatable tool holder formed with an outwardly open seat having an outwardly directed floor and a cartridge engaged in the seat, carrying a cutting insert, and formed with an inwardly open groove defining a groove axis and having a surface confr... | 10/30/2007 |
| 7281885 | High-speed milling cutter A high-speed milling cutter has a tool parent body and one or more plate-shaped cutting inserts with a convex, approximately arc-shaped cutting edge. The insert(s) is/are fastened in an insert seat of the tool parent body. Mating elements with mutual contact surface... | 10/16/2007 |
| 7281884 | Throw-away insert and milling cutter using a throw-away insert A throw-away insert includes: an upper surface; a bottom surface; two side surfaces formed with upper side surfaces and lower side surfaces; two end surfaces; four nose sections formed at the corners of the upper surface; a main cutting section formed from a ridge l... | 10/16/2007 |
| 7261497 | Throw-away insert and milling cutter using throw-away insert A throw-away insert includes: an upper and bottom surface; two side surfaces; two end surfaces; a main cutting section formed from a ridge line positioned at the intersection between the side surfaces and the upper surface; a secondary cutting section formed from a ... | 08/28/2007 |
| 7240593 | Miniature cutting insert holder A holder (20) for a cutting insert (12), which includes a head (22) with a pocket (24) for holding the cutting insert and a bar device (26) for supporting the head, allows the use of a removable head for a miniature head and bar de... | 07/10/2007 |
| 7234902 | Milling tool holder with camming plug A milling tool holder apparatus includes a tool holder having a male structure received in a female opening of a shank, and a camming plug received in a transverse plug-receiving opening in the shank and the tool holder. Turning the camming plug in one direction mov... | 06/26/2007 |
| 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 |
| 7226257 | Router bit with position stop A router bit with a position stop is disclosed. The router bit includes a body with a collar extending outwardly from it and a shaft extending outwardly from the collar. At least one cutter blade is mounted to the body and the cutter blade may be used to cut a profi... | 06/05/2007 |
| 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 |
| 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 |
| 7201545 | Tool, a cutting insert, a shim and use of the cutting insert The present invention relates to a tool, a cutting insert and a shim for cutting machining. The tool includes a holder for turning or milling, a shim and an indexable cutting insert. The shim has an upper side and the cutting insert has a lower side. The lower side ... | 04/10/2007 |
| 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 |
| 7192224 | Drilling tool A double or multiple-edged drilling tool has a base body rotatable about a drilling axis, and at least two plate seats arranged on the front face for accommodating identical interchangeable cutting plates. The cutting plates each have a machining face, and a clearan... | 03/20/2007 |
| 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 |
| 7189031 | Toolholder with insert clamp and method for the same A toolholder has an insert clamp in the form of a lever that urges the top of a cutting insert into the pocket of the toolholder. The lever may be spring biased against the insert and may also be dynamically activated by rotation of the toolholder. Additionally, the... | 03/13/2007 |
| 7168895 | Indexable cutting insert An indexable insert includes an insert body including a plurality of cutting edge portions and an insert hole arrangement for permitting the insert to be secured to a toolholder. The insert hole arrangement includes at least one securing screw-receiving hole. The in... | 01/30/2007 |
| 7165922 | Cutting tool assembly having construction enabling cutting tool to have large diameter A cutting tool assembly including: (a) an arbor including a tapered shank portion which has a taper of 7/24 and a size of No. 30; (b) a cutting tool having at least one cutting blade and fastened to the arbor; (c) a fastener for fastening the cutting tool to the arb... | 01/23/2007 |
| 7163361 | Cutting tool and cutting insert therefor A cutting tool in which a cutting insert is resiliently retained. The cutting insert includes a locating portion and a cutting portion having a rake surface and a relief surface. The locating portion extends from the cutting portion away from the rake surface. ... | 01/16/2007 |
| 7159626 | Multi-application wood working knife and clamping assembly A wood working knife for use in a wood working machine, comprising a knife body having a first cutting edge and an opposed second cutting edge, the knife body having a first clamping surface and a second clamping surface. The first clamping surface has opposed clamp... | 01/09/2007 |
| 7155789 | Cutter adjustment system An improvement for a cartridge case trimmer which indexes on the shoulder of the case as established by the resizing die and permits a rotating cutter assembly to trim the neck of cases from the inside at a controllable angle. The cutter assembly includes a notched ... | 01/02/2007 |
| 7156588 | Cutting head for rotary cutting tool A cutting head for a rotating cutting tool for metal cutting operations. The cutting head has an axially adjustable cartridge which is an integral single piece. A slit divides the cartridge into a clamping portion and a main body portion, the clamping portion being ... | 01/02/2007 |
| 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 |
| 7150590 | Machining tool, especially a milling tool A machining tool, especially a milling tool, includes a shaft-like holder defining a longitudinal axis (13). A seat (9) is provided in the front face of the holder for a cutting plate that can be inserted into the holder. The cutting plate has a coupli... | 12/19/2006 |
| 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 |
| 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 |
