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| Number | Title | Issue Date |
| 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 |
| 7172373 | Deburring tool with quick change knife The invention relates to a deburring tool with a quick change knife, which is formed by at least two parts, namely a guide sleeve having a larger diameter and a center bore, and a base body that can be inserted in the center bore in an axial direction. The base body... | 02/06/2007 |
| 6752571 | Feed system A radial-feed rotating drill tool having a tool holding fixture formed at an eccentric portion of a feed spindle eccentrically mounted in an external spindle. By rotating the feed spindle relative to the external spindle, a feed movement may be initiated with minimu... | 06/22/2004 |
| 6343899 | Machine tool There is disclosed a machine tool for machining bores having a large axial length and a boring tool especially suited for a machine tool of this kind in which a boring bar holding at least one tool lip is supported by a steady adapted to be connected to t... | 02/05/2002 |
| 6315503 | Feed system for a rotating cutting tool There is disclosed a feed system for a rotating cutting tool which is driven by a spindle and is adjustable in the feeding direction via an adjusting means. The adjusting means is driven by an operating shaft which can be driven synchronously with the spi... | 11/13/2001 |
| 6033160 | Centrifugally controlled countersinking and deburring tool A countersinking and deburring tool for deburring, chamfering, and countersinking of partially and fully penetrating holes with a rotationally actuated housing and at least one blade which can move within a housing shaft and perpendicular to the rotationa... | 03/07/2000 |
| 5228813 | Tool for use in machine tools A tool, in particular a fine-turning boring bar, for use in machine-tools, includes a shank part (16) which can be coupled to a rotating tool spindle, a head part (10) which is secured to the shank part (16) so as to remain fixed during rotation and which... | 07/20/1993 |
| 5209617 | Deburring tool Described is a deburring tool with a knife housing extended downward and with a smaller diameter making it possible to debur even smaller bores on the front and rear.... | 05/11/1993 |
| 5062845 | Method of making an intervertebral reamer A surgical tool is disclosed for use in spinal stabilization for fusing contiguous vertebra in an animal spine. The tool includes a distal end having external dimensions sized for the distal end to be inserted within the animal body and located against a ... | 11/05/1991 |
| 4756649 | Counterbore for the bilateral attachment of plane surfaces to bolt holes A counterbore for the bilateral mounting of plane surfaces on through holes that consists of a tool head that may be driven rotationally by means of a shank. The counterbore has two cutting heads with cutting edges pointing in opposite directions. The cut... | 07/12/1988 |
| 4690594 | Deburring apparatus Deburring apparatus for removing the burrs which are formed at the intersecting inner edges of at least two intersecting bores of a workpiece comprises; a frame having means for holding the workpiece; a cutter spindle borne rotatably in the frame; a cutte... | 09/01/1987 |
| 4679972 | Device in rotary tools The invention relates to rotary cutting tools (10) provided with cutting means and mounted in a tool holder (11). A sleeve (17) provided with an eccentric bore is rotatably positioned between the tool holder (11) and the cutting tool (10) for radial adjus... | 07/14/1987 |
| 4619564 | Boring bar A boring bar is disclosed having an elongated body adapted to be rotatably driven around a predetermined axis. A longitudinally extending bore is open to at least one end of the body and has an axis which intersects the body axis at an acute angle. A cutt... | 10/28/1986 |
| 4613260 | Thread cutting die head for power driven threading machines An annular thread cutting die head for a power driven threading machine is comprised of an annular support plate supporting a plurality of radially displacable thread cutting dies spaced apart about the axis of the die head, and an annular cam plate assem... | 09/23/1986 |
| 4591301 | Magnetic base machine tool A magnetic base drilling machine includes a base having a magnet coil therein and a motor assembly mounted on the base for driving a rotary cutting tool. Electrical circuitry, including switches for applying power to the magnet coil, for reversing the dir... | 05/27/1986 |
| 4439074 | Boring tool with coarse and fine adjustment A boring tool includes a central shaft which carries a tool head on a shaft working end and which is mounted in a rotatable bushing for eccentric movement in the tool body. For work adjustment up to 1.00 inch on diameter, the tool head is radially slidabl... | 03/27/1984 |
| 4343576 | Boring device The present invention relates to a boring device for boring internal surfaces of hollow workpieces of the kind which comprises radially adjustable insert-provided holders, there being provided pressure means, such as steering pins so as to effect radial a... | 08/10/1982 |
| 4162867 | Dual cutter boring head In the machine tool art, a dual cutter boring head which comprises a cylindrical body having side-by-side, tool-holding slides mounted diametrally thereon; the slides at their outer ends being fitted with cutters disposed exteriorly of the periphery of th... | 07/31/1979 |
| 4023211 | Apparatus for automatically forming threaded portion having predetermined taper and length for use in automatic threading machine Apparatus comprising a die head, a carriage provided with the die head and a pair of support rods mounted on a frame in parallel thereto and supporting the carriage movably in opposing relation to the pipe to be threaded. An elongated cavity parallel to t... | 05/17/1977 |
| 3977032 | Screw-threaded cutting dieheads A diehead for use on a machine tool for cutting screw threads and having thread chaser carriers mounted on a body for pivotal movement about spaced parallel axes, means being provided for pivoting the carriers through a range of movement between operative... | 08/31/1976 |
