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| Number | Title | Issue Date |
| 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 |
| 7220089 | Tool mounting device for turning center To provide a tool mounting device for a turning center that allows a rotating tool to be clamped/fixed using a shared clamp mechanism (8), and a turning tool (1B) to be clamped/fixed in an engaged/locked state in a turning center. In the turning center... | 05/22/2007 |
| 7195430 | Horizontal boring machine tool A horizontal boring machine tool is described that includes a boring bar equipped with a cutting bit and a counter-bar coupled in head-to-head rotation with the boring bar. This counter-bar is also equipped with a cutting bit, or a series of cutting bits destined to... | 03/27/2007 |
| 7052217 | Multiple cutting edge rotary tool The invention relates to a multiple cutting edge rotary tool having a radial individual adjustment of each cutting edge or having a central adjustment for all cutting edges together. The multiple cutting edge rotary tool used for machining has a number of holders th... | 05/30/2006 |
| 7029209 | Slidable boring tool with fine adjustment Methods and apparatus for fine adjustment of the position of the cutting tool. In one embodiment, a boring tool includes a coupling member driven by a CNC boring machine, a cutting tool which is slidably coupled to the coupling member, and a slidable adjustment memb... | 04/18/2006 |
| 6312200 | Method and apparatus for adjusting a tool cartridge, such as a cutter body An apparatus for radially adjusting a position of at least one tool cartridge includes a machine tool having rotatable, concentric, elongate, inner and outer drive spindles with at least one pocket formed in the outer drive spindle exposing at least one c... | 11/06/2001 |
| 5971675 | Boring device A boring device for finishing high precision bores including a cylindrical body and a tool supporting member movable in a direction perpendicular to the longitudinal axis of the cylindrical body and adapted to retain a boring tool or implement. Movement o... | 10/26/1999 |
| 5957632 | Tool position correcting device A tool position correcting device comprises a draw bar supported for axial movement in a central bore of a spindle of a machine tool, a tool holder supported for turning about an eccentric axis displaced from the axis of rotation of the spindle on the nos... | 09/28/1999 |
| 5427480 | Boring tool having an adjustable cutter element A boring tool is equipped with a radially adjustable clutter element, and a remotely-operated mechanism for adjusting the cutter element between its active and inactive positions. During movement of the tool into a hole in a work piece the adjustable cutt... | 06/27/1995 |
| 5421681 | Boring tool having adjustable cutter elements A boring bar in which a cutter element holder is adjustable around a transverse pivot axis, so that different cutting elements can be used to machine the hole surface during movement of the boring bar in opposite directions. The transverse pivot axis is d... | 06/06/1995 |
| 5344260 | Main spindle apparatus of machine tool A tool holder is detachably secured to the lower end of a main spindle by means of a clamping nut having a female screw cooperating with a male screw of the main spindle such that keys are inserted into corresponding key recesses formed in an upper end fa... | 09/06/1994 |
| 5281059 | Tool for repairing damaged threads in a blind hole An adjustably expandable fluted tap to reform damaged threads defined in a blind hole, such as a spark plug hole. The tool provides an elongate body with a first end defining an expandable fluted tap having a relaxed diameter smaller than but matingly sim... | 01/25/1994 |
| 5222846 | Ultra-precision sub-micron boring tool and pre-setting system An ultra-precision sub-micron boring tool and pre-setting system for finishing through bores or blind bores is disclosed. The system includes a cylindrical cartridge having an internal hollow portion, a first through bore located in the hollow portion, an... | 06/29/1993 |
| 5211088 | Anti-backlash device for cutting tool A cutting tool having a main body with a longitudinal axis and one or more slide receiving slots. A cutter carrying slide is slidably received within the slide receiving slot in the body for sliding movement relative to the body along a first slide path e... | 05/18/1993 |
| 5158404 | Taper thread cutting machine and method A machine for taper threading the end of a bar such as reinforcing bar used in concrete construction utilizes a power operated vice to clamp and feed the bar end axially into a rotary head which contains chaser tooling holders which open uniformly on the ... | 10/27/1992 |
| 4867619 | High speed spindle with adjustable tool A high speed spindle has a motor and tool adjustment mechanism which aligns spaced bearing means to rigidly support the spindle shaft at high speed operation and to prevent excessive lateral loading of a bearing unit of the tool adjustment mechanism. The ... | 09/19/1989 |
| 4847975 | Boring tool for machine tool A boring tool is made from simple bar stock without significant external machining of the tool body. By providing a longitudinal bore which intersects a transverse slot, a longitudinally slidable wedge with splines can cooperate with a disc carried by a t... | 07/18/1989 |
| 4793750 | Precision adjustment for a machine tool, especially a boring machine or the like In a precision adjustment head for a machine tool a slide (9) is radially adjustable in a radially extending guide (8) in a substantially cylindrical housing (1), on which slide a tool carrier (11) can be fixed. In the housing (1) the positioning member 5... | 12/27/1988 |
| 4793748 | Boring tool for machine tool A boring tool is made from simple bar stock without significant external machining of the tool body. By providing a longitudinal bore which intersects a transverse slot, a longitudinally slidable wedge with splines can cooperate with a disc carried by a t... | 12/27/1988 |
| 4712951 | Tool for cutting annular groove A tool for cutting an annular groove on the interior of a substantially cylindrical surface comprising a primary body having a pointed base for anchoring the cutting tool and a portion for being grasped and rotated by a power source, at least one groove c... | 12/15/1987 |
| 4615652 | Cutting tool compensator for rotary machine tool A machine tool of the type having a rotatably mounted housing circumscribing a longitudinal axis of rotation and adapted for having coupled thereto a tool holder having at least one cutting tool which is adjustable radially of the axis such that a cutting... | 10/07/1986 |
| 4611958 | Boring head A boring head of a multiple-operation machine tool comprises a housing which accommodates a carriage carrying a mandrel for a cutting tool, and having a slanted surface to interact with a slanted surface of a rod arranged in the housing coaxially with the... | 09/16/1986 |
| 4606680 | Reamer core drill with cutting bits A device for boring holes has a geometrical longitudinal axis, a clamping zone, a shank having a front end zone, two turnover plates fastened on the front end zone of the shank in opposite positions, and a chip space in front of each turnover plate. In th... | 08/19/1986 |
| 4602899 | Adjustable machine-reamer In the known, adjustable, single-cutting-edge machine reamers having a turnable cutting plate, the adjusting and re-adjusting operations are awkward and associated with difficulties because, at least as far as adjusting is concerned, adjustments have to b... | 07/29/1986 |
| 4544309 | Adjustable cutting or boring tool Tool includes a plurality of circumferentially spaced radially extending guideways in an end face thereof for receipt of a corresponding number of cutting tool holders. The radial inner ends of the holders have cam followers thereon which are urged radial... | 10/01/1985 |
| 4425693 | Retractable knife for skiving tool A skiving tool having a retractable knife for use in combination with a roller burnishing tool for finishing the internal surface of a cylindrical hole. The retractable knife includes a pair of radially extendible knife holders defining a camming path hav... | 01/17/1984 |
| 4416569 | Tool position compensating mechanism A tool holder incorporating a tool position compensating mechanism which comprises a screw shaft rotatably supported in a tool mounting shell in axial alignment therewith and engageable with a stationary member on a machine tool for relative rotation with... | 11/22/1983 |
| 4400118 | Machine tool with bore diameter measuring apparatus and tool position compensating apparatus A machine tool including a tool holder supporting a boring tool and receivable in a tool spindle. A device is provided in the tool holder for adjusting the radial position of the boring tool by utilizing rotation of the tool spindle. A contact detecting h... | 08/23/1983 |
| 4260303 | Boring tools A boring tool has a cylindrical body (1) with cutter blades (7) slidable at an angle to the body axis. The projection of the blades beyond the body and thus the boring diameter is set by a rotatable advancing member (12) having a conical head (11) to enga... | 04/07/1981 |
