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| Number | Title | Issue Date |
| 7273331 | Boring bar having internal coolant supply A boring bar has a shank having a cutter support head at one end. A flow passage extends longitudinally through the shank to the cutter support head and intersects a transverse flow passage that is defined in part by a clamp screw passage of the head. A metal cuttin... | 09/25/2007 |
| 7182112 | Wood planing machine with an improved cutter head and method A cutter head for wood planing machine comprises elongated slots, wedges and blade retainers of a cooperative configuration that allows the blade retainers to be positioned in the slots with the wedges overlying the blade retainers. The wedges may be shifted upwardl... | 02/27/2007 |
| 7128501 | Lathe tool assembly A lathe tool assembly includes a pair of set screws that reduce vibration of a work piece that is being machined. A clamp set screw passes through a clamping assembly to a chip breaker that covers a cutting bit. The end of the clamp set screw bears against the chip ... | 10/31/2006 |
| 7114890 | Cutting tool adjustment device The instant invention is directed to an adjustment device for a multiple insert cutting tool with adjusting elements using a wedge to adjust the position of an insert in a tool body pocket through an intermediate component having expansion elements. The intermediate... | 10/03/2006 |
| 7084129 | Antimicrobial quaternary surfactants based upon alkyl polyglycoside The invention relates to a series of polyglycoside derivatives that contain water-soluble cationic groups introduced into the molecule by reaction with the hydroxyl groups present in the starting polyglycoside molecule, with an epoxy cationic material. The materials... | 08/01/2006 |
| 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 |
| 7037050 | Milling head with one to three-dimensional adjustable cutting insert and with a positive fitting cutting insert A milling head is provided having a basic body and cutting inserts which can be adjusted in the basic body in recesses and are clamped down by a clamping element which is disposed in the recesses. ... | 05/02/2006 |
| 6974282 | Toolholder for small size grooving and turning insert A toolholder for a small-size insert having a shoulder for use with a machine tool for grooving, boring and turning has a substantially planar surface portion in an end portion which defines at least one insert-receiving recess extending inwardly into the body of th... | 12/13/2005 |
| 6966728 | Toolholder assembly A toolholder assembly for releasably holding a toolholder at a selected radial location within the toolholder assembly. The toolholder assembly includes a tool support member, an actuating bolt and an actuating centering nut. Rotation of the actuating bolt in a lock... | 11/22/2005 |
| 6962468 | Clamping device for tool holder A tool assembly includes a support body, a clamping device, and a tool holder clamped in a groove of the support body. A stopper block is disposed in the groove and abuts against the tool holder for positioning the tool holder along an axis. The stopper block is hel... | 11/08/2005 |
| 6916137 | Clamping device for tool holder A tool holder is held in a support body by a clamp which is wedged between the support body and the tool holder. The clamp is secured in the support body by a threaded fastener that extends through a through-hole formed in the clamp. The fastener carries a flange wh... | 07/12/2005 |
| 6481936 | Cutting insert pocket The present invention provides a cutting insert pocket in a cutting insert holder for securely retaining a cutting insert. The cutting insert pocket is provided with a base and two angularly disposed insert support sidewalls transverse to the base. A firs... | 11/19/2002 |
| 6386250 | Helical knife assembly A helical knife assembly has a plurality of blade holders. Each blade holder has two opposite step flanges, a blind hole, and a threaded groove communicating with the blind hole. A positioning block has a slant recess and two apertures. An oblong blade ha... | 05/14/2002 |
| 6354179 | Fixing device for tools A fixing device for fixing a tool, preferably a turning tool, to a toolholder, includes a shank and at least one cutting part. The toolholder has an insertion opening for accommodating the tool shank. The fixing device includes a clamping element which is... | 03/12/2002 |
| 6270293 | Toolholder assembly An apparatus is disclosed for releasable holding a toolholder shank having a lockable surface and a releasable surface utilizing an actuating bolt. The actuating bolt is reciprocally movable along an axis to engage one side of the shank for locking the to... | 08/07/2001 |
| 6244790 | Tool and insert for chip removal machining A tool for chip removing machining includes a holder and a cutting insert clamped within a pocket of the holder. The pocket has upper and lower sides, and the cutting insert comprises an upper surface and a lower surface. The upper side of the pocket and ... | 06/12/2001 |
| 5993118 | Tool for grooving and parting method of manufacturing same A metal-cutting tool comprises a holder, a clamp, and a metal-cutting insert. The holder includes a blade part which forms an upwardly facing seating surface extending in a front-to-rear direction. The holder includes a recess including a longitudinal axi... | 11/30/1999 |
| 5988952 | Grooving and threading tool A system for clamping a cutting insert on a grooving, threading, or milling tool wherein a top clamp member and a support plate are mounted on the tool's surface. The contacting surfaces of the tool, clamp member, and support plate are ground to a smooth ... | 11/23/1999 |
| 5934843 | Clamping device for a cutting insert A holder for clamping an insert, such as an insert for the turning of grooves and for parting. The holder includes a slot for receiving the insert. A recess is formed in an upper surface of the slot, and a tensioning roller is rotatably mounted in the rec... | 08/10/1999 |
| 5904193 | Cutter head, in particular a planing cutter head The invention concerns a cutter head, in particular a planing cutter head, whose blade carrier (1) has at least one mounting (5), facing radially outwards, for a blade (7). Fitted in each mounting (5) is a wedge grip (17) which can be moved relative to th... | 05/18/1999 |
| 5848562 | Side operated clamp for resharpenable insert tool holder A side operated clamp for a resharpenable insert tool holder includes a clamping member movable into a converging recess on the tool holder body to clamp the tool insert against a shelf on the tool holder body. An actuator is movable transversely in a tra... | 12/15/1998 |
| 5816751 | Wedging system for replaceable cutting blade inserts An improved system for mounting replaceable cutter blade insert for a thread milling tool including, and improved wedge mounting construction for readily mounting and aligning the insert in position on the cutting tool.... | 10/06/1998 |
| 5685672 | Toolholder for indexable inserts A cutting insert has top and bottom surfaces and a center hole extending between those surfaces. The insert is seated in a pocket of a toolholder. A clamp is attached to a body of the toolholder by a screw which extends through a through-hole of the clamp... | 11/11/1997 |
| 5669742 | Tool holder for the clamping of cutting inserts A tool holder has a insert-support surface and a wedge-support surface. A pin projects upwardly from the insert-support surface and enters a through-hole of a cutting insert that is seated on the insert-support surface. The wedge-support surface includes ... | 09/23/1997 |
| 5586844 | Toolholder clamping wedge with insert engaging protrusions A toolholder for indexable cutting inserts includes a holder body forming an insert site. A pin projects upwardly at the insert site for entering a center hole of an insert. A clamping wedge is attached to the body by a screw. A rear end of the wedge enga... | 12/24/1996 |
| 5392674 | Tool arrangement for machining restricted spaces, e.g. for internal turning In a tool arrangement, an end part of a holder shaft is provided with a seat which provides a stable support for a cutter insert in at least two of the principal directions utilized in a machining operation. Stresses imposed on the cutter insert during th... | 02/28/1995 |
| 5353668 | Toolholder for peeling operation The present invention provides a tool for bar peeling comprising a rotatable cutter head with circumferentially spaced toolholders each of which is provided with a U-shaped recess along one of its side surfaces. A wedge shaped element is longitudinally di... | 10/11/1994 |
| 5345846 | Tool holder with resharpenable form tool insert A form tool for a rotating workpiece comprising a removable resharpenable tool insert, a tool holder with a recess receiving the insert, and an adjustable tool insert support which will raise and relocate the insert in the tool holder recess after each re... | 09/13/1994 |
| 5211516 | Cutting tool A cutting tool for expanding or opening up the diameter of boreholes includes at least one reversible knife plate with a front surface. The knife plate can be clamped with at least one clamping shoe into a recess provided in a cutter head. The front surfa... | 05/18/1993 |
| 5207724 | Cutting insert and retainer An improved cutting tool insert for an assembly comprising a tool holder having an engagement pocket, the cutting insert configured generally as a polyhedral cutting element and adapted to engage the pocket in the tool holder, and a clamping member adapte... | 05/04/1993 |
| 5171109 | Cutting tool A cutting tool is disclosed which has a tool body, a cutting insert and an insert-holding member. The tool body has a recess formed therein, and the cutting insert is received in the recess. The insert-holding member is attached to releasably secure the c... | 12/15/1992 |
| 5125774 | Boring bar cutter tool A cutting tool that includes a boring bar, a cutter insert, and a mechanism for retaining the cutter insert on the bar. The bar is formed of tungsten carbide. A relatively short steel retaining element is mounted in the rear end of the bar. Internal threa... | 06/30/1992 |
| 5076334 | Quick-clamping device operated by centrifugal force, for planing blades A centrifugally operated clamping device for clamping a reversible blade insert in a planing tool ensures positive engagement between the clamp and the blade. The clamping device includes a clamping wedge which has an inverted T-shaped cross-section and i... | 12/31/1991 |
| 5035545 | Holder for cutting tool inserts A holder for cutting tool inserts, particularly for carving or cutter bits, with a gripper slot, which in each case holds these inserts and the opposite jaws of which have an oval slotted area, into which a prop-open key with an elliptical cross sectional... | 07/30/1991 |
| 5007774 | Cutting or drawing tool A cutting or drawing tool, in which a cutter plate can be precisely located and positioned by means of an adjusting device, in order to produce high-precision profiles. By provision of a second cutter plate, a further face of the workpiece can be machined... | 04/16/1991 |
| 4954024 | Precision boring tool A precision boring tool for the machining of inner faces of bores with at least one cutting plate, supported by a bracing claw, is disclosed. The cutting plate (2) is tilted versus the plane running through the cutting edge (11) of the cutting plate (2) a... | 09/04/1990 |
| 4887945 | Metal cutting tool with resilient insert clamp A tool holder includes an insert receiving pocket formed by a pair of clamping jaws. The upper jaw is resiliently pivoted about a bridge portion by a clamping device. The clamping device includes a screw which wedges a clamping element having a tapered to... | 12/19/1989 |
| 4797039 | Cutting tool bit support Adjustable cutting tool bit support, usable as in a stump cutter body, including adjustable jack for variable registration depth of cutting bit, a differential screw engaging differential threads in the body and jack for adjusting the jack position, a wed... | 01/10/1989 |
| 4770075 | Cutting-off tool A cutting-off tool comprises a holder (1) and a disk cutter member (2) with recesses (4) being interconnected by means of the bushings (5) having projections (6) which are received in the respective recesses (4) of the cutting-off tool (2) and wedge-and-s... | 09/13/1988 |
| 4669924 | Insert retaining apparatus A tool holder has a pocket formed therein into which a cutting insert is mounted by a clamp and fastening means. The cutting insert has a wedge shaped recess which extends from the outside surface of the insert and intersects with the upper surface along ... | 06/02/1987 |
