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| Number | Title | Issue Date |
| 7442154 | Machine tool and a method for changing the tool in a machine tool In a machine tool comprising at least one tool carrier and at least one moveable workpiece carrier with which one or more workpieces are positionable for machining, a tool can be changed in a simple manner by providing a tool holding device connected to the at least... | 10/28/2008 |
| 7416473 | Numeric-control work-centre for machining plates of glass, stone, marble or the like, with two or more machining heads A numeric-control work-centre for machining plates of glass, marble and natural or synthetic stones comprises: a bench, defining a work surface, designed to receive the plates to be machined; two fixed side members, set at the two sides of the work surface; an overh... | 08/26/2008 |
| 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 |
| 7318693 | Device for machining workpieces and machine arrangement therefor The invention relates to a device for machining workpieces, especially for chip removing machining. The device includes a spindle which is mounted on a first end of a pivoting arm in such a way that it can be linearly displaced in a direction parallel to the rotatio... | 01/15/2008 |
| 7305746 | System for removing heat transfer fins from, and beveling the ends of, boiler tubes A system is disclosed to use a first rotary milling head to break or cut the bond of a heat transfer fin base to a boiler tube, thereby removing the heat transfer fins from the boiler tube, and a second rotary milling head to bevel the exposed end of the boiler tube... | 12/11/2007 |
| 7273335 | Machine tool A machine tool includes a table supported by a bed for forward and rearward movement along a path of movement, left and right transversely aligned upright columns on opposite sides of the path of movement, a cross rail supported in the columns for movement upwardly ... | 09/25/2007 |
| 7213315 | Machine tool provided with pallet changing module The invention relates to a machine tool, in particular to cutting machine tools. The inventive machine tool comprises at least two machining modules provided with at least one spindle with a horizontally oriented axis and at least one clamping module having a toolin... | 05/08/2007 |
| 7179030 | Machine tool A machine tool for machining workpieces includes a spindle group with at least two spindle arrangements placed alongside each other, each spindle arrangement possessing a spindle to receive a machining tool. Each spindle arrangement is guided on a guide arrangement ... | 02/20/2007 |
| 7179026 | Method for producing a rim and a rim, particularly for a bicycle The invention relates to a rim and to a method for its production, in particular for bicycles, using a machining device for the working a welding burr of the rim. The machining device comprises a machining means working the outer contour of the rim and a another mac... | 02/20/2007 |
| 7143489 | Multiple station tooling machine for manufacturing drill bits and other spirally grooved workpieces The present invention provides a multiple station tooling machine for the production of spirally grooved products and includes a base plate, a plurality of work stations distributed around the base plate and operable to effect selected tooling operations on work pie... | 12/05/2006 |
| 7131473 | Programmable coping bit A coping bit capable of being easily modified to cut profiles having tenons of varying lengths is provided. The coping bit includes an axially extending primary drive shaft and a first cutting member fixed on the primary drive shaft. An axially extending secondary d... | 11/07/2006 |
| 7114894 | Key cutting machine and method A key cutting machine for cutting a notch pattern on a key blank is disclosed. The key cutting machine comprises a pair of cutting heads and a clamp mechanism. Each cutting head includes a cutting wheel having an edge and an alignment structure mounted behind the cu... | 10/03/2006 |
| 6955509 | Method for producing a rim and a rim, particularly for a bicycle The invention relates to a rim and to a method for its production, in particular for bicycles, using a machining device for the working a welding burr of the rim. The machining device comprises a machining means working the outer contour of the rim and a another mac... | 10/18/2005 |
| 6901830 | Vertical lathe, tool head for vertical lathe, rotary table apparatus for machine tool In a vertical lathe of an open side column type, a pair of linear guides (65,66) arranged in parallel in a cross rail (62), and a space portion (67) is formed between them (65,66). A saddle (90) is supported by the linear guides ( | 06/07/2005 |
| 6865788 | Numerical-control milling machine A numerical-control milling machine having a supporting frame; a worktable fitted to the supporting frame so as to oscillate about a substantially horizontal first axis of rotation, and in turn having two rotary platforms, each for accommodating a workpiece; and two... | 03/15/2005 |
| 6827530 | Symmetrical mill An apparatus and method for in-situ milling includes a support and a pair of spaced apart rails attached to the support. The support and rails are mounted between a pair of opposed mill housing wear plate surfaces. A milling assembly is reversibly mounted on the rai... | 12/07/2004 |
| 6821063 | Tool, a machine, and a method for orbitally drilling an orifice The tool comprises firstly a cutter support for being driven in rotation about a first axis of rotation that is to coincide with the axis of the orifice, and a cutter rotatably mounted on the cutter support to rotate about a second axis of rotation parallel to the f... | 11/23/2004 |
| 6764434 | Multi-station machining center A machining center comprising at least two workstations. A first workstation is adapted to receive a first workpiece, and a second workstation is adapted to receive a second workpiece. The first workstation may be a vacuum table, and the second workstation may be co... | 07/20/2004 |
| 6711804 | Machining center A machine tool in which a plurality of machining positions is orbited by a work spindle unit carrying a workpiece and capable of radial displacement relative to the central axis of rotation. The work spindle unit may be one of one or more such units mounted upon a b... | 03/30/2004 |
| 6666632 | Twin-spindle machining tool A high speed machining machine tool (M) of the type that allows the independent setting into motion along at least three axis of two tool carrying slide (100 and 100'). This machine tool implements said motions of each slide by linear motors.... | 12/23/2003 |
| 6568885 | Machining cell with debris shields A machining cell capable of providing tool movement along at least one axis is provided with at least one, but preferably a pair of articulated debris shields mounted to a tool carriage that translates along an axis of motion. Each articulated debris shie... | 05/27/2003 |
| 6457919 | Multi-purpose machine tool for high volume secondary operations A multi-purpose machine tool is provides for high volume secondary operations. Multiple machining heads and eight degrees of freedom provide for maximum versatility and adaptability for convenient set-up.... | 10/01/2002 |
| 6447225 | Spindle assembly drive A spindle assembly, with improved belt drive, is suitable for a multi-axis machining cell providing tool movements along predetermined axes of motion, such as the X-, Y- and Z-axes. Plural machining spindles, each provided with a driven pulley, are mounte... | 09/10/2002 |
| 6212773 | Method of shaping profiled frame members, and method of manufacturing frames A method for forming shaped members by drilling, milling or pushing. The positions of tools are preset with respect to at least one reference surface of the machine. A reference surface of each of the members to be machined is placed on the machine refere... | 04/10/2001 |
| 6081980 | Ecliptic drive A drive apparatus for a simultaneous operation machine includes a plurality of pulleys and drive belts in a unique orientation to simultaneously drive a plurality of spindles. A first outer spindle is driven about a first axis of rotation to perform a fir... | 07/04/2000 |
| 6033165 | Numerical control router enclosed by a housing A numerical controlled router having a housing mounted on a support structure wherein an opening of the housing is formed in front of a head structure and a table support member is provided outside of the housing, a suction table is rotatably supported by... | 03/07/2000 |
| 5980172 | Double cutting spindle unit for a cutting machine A double cutting spindle unit comprising a main spindle unit and a sub-spindle unit mounted on the main spindle unit and vertically slidable relative to the main spindle unit. The chucking member is normally biased toward its fastening direction by a fast... | 11/09/1999 |
| 5971680 | Automatic printed circuit board two-bevel forming machine Disclosed is an automatic printed circuit board two-bevel forming machine which includes a conveyer, a first cutter assembly which is disposed above the conveyer, and a second cutter assembly which is disposed below the conveyer. The first cutter assembly... | 10/26/1999 |
| 5655859 | Machine tool A machine tool comprises a spindle head displaceable in two orthogonal directions. The spindle head supports a plurality of main spindles and at least one common central driving gear. The spindle head is suspended by means of three flexible rods and a sta... | 08/12/1997 |
| 5267818 | Arrangement for providing planar movement of a machine tool An arrangement for providing universal movement of a machine tool is provided in which there are parallelogram linkages, one of which has a link which maintains parallelism with a worktable and is movable in any direction in a plane. A machine tool is car... | 12/07/1993 |
| 5214976 | Drive system Combining a plurality of two dimensional drive systems, a plurality of moving bodies can be independently moved by each of the two dimensional drive systems. Therefore, tools, robot-heads, work, etc. attached to the moving bodies can be moved independentl... | 06/01/1993 |
| 5134762 | Combination alignment cylinder boring and deck milling device A combination cylinder boring and deck milling machine that has horizontal and vertical tools that can be used for drilling or machining a work piece.... | 08/04/1992 |
| 5100270 | Apparatus and method for cutting mat board The present invention relates to a method and apparatus for cutting mat board, and more specifically for cutting apertures including non-linear boundaries in mat board. The preferred embodiment of the apparatus of the present invention includes an automat... | 03/31/1992 |
| 4949942 | Table exchanging device for wood working machine A table exchanging device for a wood working machine wherein workpieces of wood can be individually attracted and fixed by a sucking action by vacuum and such sucking action can be maintained also while the slide tables are slidably moved. The device comp... | 08/21/1990 |
| 4677726 | Milling machine apparatus An elongated carriage extends between the beds of first and second milling machines to operatively join the first and second milling machines to one another. The carriage is attached to the milling machines in a manner which allows longitudinal movement o... | 07/07/1987 |
| 4565475 | Drill point milling machine and method A method and apparatus for milling drill points in screw blanks. Form relieved milling cutters are rotated at unusually high speeds to produce high performance screws at improved rates of production. The cutters can be adjusted in a simple manner to achie... | 01/21/1986 |
| 4313478 | Wood working router A wood working router which comprises a plurality of turret heads adapted to be selectively operated and each having a plurality of radially and outwardly extending tools and the corresponding number of motors for driving the individual tools, a mechanism... | 02/02/1982 |
| 3952630 | Truck rim edge milling apparatus Apparatus for milling the end edge surfaces of truck rims to remove weld projections including a frame having a clamping means for holding the rim in an operating station, a pair of spaced apart power heads carrying cutting tools and actuator means for mo... | 04/27/1976 |