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| Number | Title | Issue Date |
| 7220088 | Toolhead for multi-axis machine tools A toolhead for use on a multi-axis machine tool consists of a support assembly equipped with a pivoting spindle designed to accept a removable tool-holder, and centered on a machining axis about which a tool clamped to the tool-holder can be driven in rotation. Also... | 05/22/2007 |
| 7128507 | Machine tool The present invention provides a machine tool capable of achieving a higher feed rate of a spindle and weight reduction while ensuring necessary stiffness of a column. The present invention includes: a bed; a saddle disposed on the bed to be movable in a Y-axis dire... | 10/31/2006 |
| 7124793 | Portable planer for a single use stand An apparatus for a portable planer 12 having rails 14 with means for mounting to a single use stand 16, 18. The planer 12 has a pair of rails 14 with bolts 48 depending from the base thereof having threads with nuts 50 | 10/24/2006 |
| 6682278 | Universal combined milling and boring machine A relatively compact, program-controlled, universal combined milling and boring machine having a horizontal base as a support for a work table, a machine frame and a supporting system for at least one spindle head. The spindle head contains a dimensionall... | 01/27/2004 |
| 6557235 | Bi-axial coplanar apparatus An apparatus comprising a frame, a mobile platform and first and second linearly-actuated slides supported on a base connected to the frame. The first and second slides are movable along a line defining a first axis. The apparatus may include a first driv... | 05/06/2003 |
| 6558091 | Plunge base router A plunge base router for use in an upright and an inverted position is disclosed. The router includes a depth adjustment mechanism, a depth stop mechanism, a post lock mechanism, and a return spring defeat mechanism. The depth adjustment mechanism include... | 05/06/2003 |
| 6402444 | Type of parallel machine tool frame driven by slider and extensible strut This invention belongs to the manufacturing fields, specially relates to the structure design of a type of multi-function parallel machine tool driven by sliders and an extensible strut. It includes: two vertical (or one horizontal) guide ways, two active... | 06/11/2002 |
| 6328510 | Machine tool for triaxial machining of work pieces A machine tool for triaxial machining of work pieces with a machine rack. Couplers run on slewable bearings and being adjustable in an X-Y plane. These couplers are joined with a hinge. The machine tool is equipped with a tool carrier arranged at one coup... | 12/11/2001 |
| 6213694 | Device for repairing metal-stamping dies A metal mold repair tool is provided for leveling the work surface of stamping dies used in metal forming operations. The repair tool includes a pair of guides disposed on opposite lateral sides of a rotary finisher to precisely position the finisher with... | 04/10/2001 |
| 6071050 | Fine feed adjustment for milling machines and methods relating thereto A fine feed adjustment adapter for new milling machinery or retrofitted to existing milling machines is used in order to obtain adjustments of between 1/4 and 1/10,000th of an inch along the z-axis. The fine feed adjustment mechanism does not interfere wi... | 06/06/2000 |
| 5915898 | Adapter arm for machine tools The present invention is directed to an adapter arm for coupling a fabrication tool or workpiece to the work table of a machine tool, the adapter arm comprising an elongated shaft having first and second ends, the first end being adapted to be removably c... | 06/29/1999 |
| 5913645 | V-block mounting for fixed-base router with deflection limitation rib The fixed-base router includes a base assembly and a cylindrical motor housing. The base assembly has a tubular member defining a vertically disposed inner cylindrical surface with two longitudinally extending support ribs. The tubular member has a longit... | 06/22/1999 |
| 5855234 | Router table assembly with microset throat plate A router table assembly includes a removable throat plate having a frame with a generally-planar upper surface, and an opening formed in the frame's upper surface. A disc, supported within the opening for rotation about a first axis, includes a through-ho... | 01/05/1999 |
| 5816756 | Device for engraving intaglio cylinders A device for engraving intaglio cylinders and similar printing forms having an engraving tool which, together with a sensing member sensing the surface of the printing form to be engraved, is mounted in a holder movable relative to the surface of the prin... | 10/06/1998 |
| 5818605 | Method and apparatus for high resolution sensing of engraving stylus movement Method and apparatus for high resolution sensing of engraving stylus movement for dynamic control of an engraving machine while engraving, improved calibration and as a tool used to assist in selecting acceptable gravure cylinders and improving the manufa... | 10/06/1998 |
| 5807044 | Machine tool with pivoting spindle unit Ball screws are moved axially to move a spindle unit in directions X, Y to position a cutter mounted on the spindle unit. Support arm assemblies which support the spindle unit are also moved. Then, a slide table which supports the support arm assemblies i... | 09/15/1998 |
| 5678966 | Milling cutter for a wheel set milling machine A milling cutter for truing railroad wheels has a milling drive shaft (10) with at least two, preferably three, cutter sections (3, 4, 5). One fixed cutter section (4) is rigidly connected to the shaft (10). At least one, preferably two, cutter sections (... | 10/21/1997 |
| 5609449 | Apparatus for fitting and for drilling variable size holes in a bowling ball The length of a drilling cycle in a bowling ball fitting and drilling method is reduced in an apparatus including a fitting apparatus (10) usable by a bowler to determine the size of a thumb hole and at least one finger hole to be drilled in a bowling bal... | 03/11/1997 |
| 5492057 | Method and apparatus for positioning at least one engraving head A system for locating a plurality of engraving heads on an engraver wherein a plurality of engraving heads are automatically positioned into a predetermined configuration. A mechanism for positioning the engraving heads preferably includes a leadscrew and... | 02/20/1996 |
| 5482415 | Spindle head of metal-working machine A spindle head has a housing accommodating a faceplate rotatable in a circular slideway. A spindle quill is mounted in the faceplate eccentrically to its axis of rotation and rotatably in a circular slideway. The spindle head also has respective turning m... | 01/09/1996 |
| 5477721 | Edge conditioner An edge conditioner for travelling strip means has a tool holder which is biased away from the strip means but is actuable toward the strip by air pressure. The holder may be mounted on an arcuate support where the centre of the arc is the near edge of th... | 12/26/1995 |
| 5423642 | Chamfer cutting tool A portable tool for milling a chamfered edge on a workpiece, includes a cutting attachment installed on a motorized drive unit. The cutting attachment includes a rotary milling cutter partially encircled by a hood element that carries a V-shaped guide str... | 06/13/1995 |
| 5424845 | Apparatus and method for engraving a gravure printing cylinder Apparatus for engraving a gravure printing cylinder includes a setup circuit enabling direct dimensional control of the cavities engraved by a stylus. Controls are provided for setting a black cell width, a black channel width and a highlight cell width. ... | 06/13/1995 |
| 5368424 | Surfacing tool The present invention provides a small, portable hand-held tool having a rotating cutter blade therein. The blade is adjustable to extend within to a very small degree above the base of the tool to engage and trim off such imperfections in the surface of ... | 11/29/1994 |
| 5240359 | Machining apparatus Machining apparatus comprises a boom displaceable along spaced rails and a carriage displaceable along the boom perpendicularly to the displacement direction of the boom. A machining station is adjustably supported on the carriage by three adjustment mean... | 08/31/1993 |
| 5201617 | Apparatus for supporting a machine tool on a robot arm An apparatus for supporting a machining tool on a robot arm is disclosed having first and second support members with the second support member attached to the first support member by torsion bar elements so as to be movable with respect to the first memb... | 04/13/1993 |
| 5176479 | Ball bearing pockets in a router depth of cut adjustment ring A portable electric router having a depth of cut adjustment mechanism including an adjustment ring which engages a screw thread on the motor housing and rotationally engages the router base. Rotational engagement of the ring with the base is effected by p... | 01/05/1993 |
| 5112171 | Milling head for the fine machining of workpieces, in particular gravure cylinders Formed in a basic body (13) connected to a drive spindle is a supporting surface (15a) which is at right angles to the rotational axis (10a) of the basic body (13) and on which one end face (16a) of a rotatable setting disk (16) rests. The other end face ... | 05/12/1992 |
| 5088865 | Depth of cut adjustment mechansm for a router A portable electric router having a depth of cut adjustment mechanism including an adjustment ring which engages a screw thread on the motor housing and rotationally engages the router base. There is further provided an arrangement for preventing relative... | 02/18/1992 |
| 5074724 | Split ring clamping arrangement A portable electric router having a depth of cut adjustment mechanism including an adjustment ring which engages a screw thread on the motor housing and rotationally engages the router base. There is further provided an arrangement for preventing relative... | 12/24/1991 |
| 5044844 | Machining apparatus Machining apparatus comprises a boom rotatable about a pivot support within a cylindrical workpiece with a machining station, such as a milling cutter, mounted on the remote end of the boom. Two angularly spaced wheel units are provided on respective side... | 09/03/1991 |
| 5028179 | Chamfering machine The machine comprises on a body bearing and rolling devices (5), a guiding arrangement constituted by adjustable claws (11) adapted to bear against the edge of the work piece (30) to be chamfered, and a router (20) including a milling cutter (24) mounted ... | 07/02/1991 |
| 4952159 | Chamfering machine A machine for chamfering the corner of an object comprising a rotating cutter arranged in a machine body and having cutting blades around the outer circumference of that portion of the rotating cutter which is projected from and tilted relative to an unde... | 08/28/1990 |
| 4948307 | Stripping device A portable, hand-held machine for stripping hard surfaces such as fibreglass boat hulls which have suffered osmotic deterioration. The machine has a hose fed hydraulic motor for outdoor work and a cutter block fitted with rows of tungsten carbide teeth wh... | 08/14/1990 |
| 4881857 | Machine for chamfering the corner of an object to be processed A machine for chamfering the corner of an object comprising a rotating cutter arranged in a body, a slide guide pivoted slidably relative to the underside of the body and having guide planes perpendicular to each other and slidable along the corner of the... | 11/21/1989 |
| 4792248 | Installation tool for coin box drop A milling tool adapted to be mounted upon an existing supporting frame for a coin box for the purpose of enlarging an existing slot or opening in the frame at a predetermined location. The tool includes a mounting element which is temporarily secured to t... | 12/20/1988 |
| 4684300 | Attachment for a vertical mill An attachment for a vertical mill having a quill and a spindle rotatably mounted within the quill which is adapted to rotatably drive one end of a milling cutter. The attachment includes an elongated housing having a semi-cylindrical cavity and in which o... | 08/04/1987 |
| 4679973 | Crankshaft milling machine A pair of opposed spindleheads are rigidly mounted on a bed for holding a crankshaft to be machined between a pair of chucks on the ends of indexing spindles. One or more, preferably two, cutter assemblies are provided between the spindleheads for movemen... | 07/14/1987 |
| 4644701 | Hand operated grinding wheel with surface area and depth control The shaft of a jet engine is reworked by removing the original plating, and the plating adjacent the oil hole in the shaft is removed by a hand grinding operation. The hand grinder includes means for supporting the grinding wheel with means for controllin... | 02/24/1987 |
| 4564323 | Swirl apparatus An external milling machine for the machining of planar, shallowly curved, or circular workpiece contours, consisting of a gyro cutterhead which is rotatably mounted in an internal cam, which in turn is rotatably mounted in an external cam, which in turn ... | 01/14/1986 |
