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| Number | Title | Issue Date |
| 8061939 | Attachment unit for five-face machining The present invention provides an attachment to be attached to a spindle head of a vertical machining center for gripping an angle tool holder and performing five-face machining. An attachment unit 100 for five-face machining comprises a ring-shaped cylinder ... | 11/22/2011 |
| 7326011 | Contouring right angle head for complex machining A right angle, modular machining head can be removably mounted on the too head of a CNC machining center to provide contour machining of a work piece around a C-axis. The modular head includes a rotating drive that moves the tool around a contour axis, producing nut... | 02/05/2008 |
| 7322916 | Tool magazine device for vertical machining center The invention provides a tool magazine device for a vertical machining center having a protective cover for a shank. A tool magazine device 100 disposed in a vertical machining center comprises a chain 120 moved between sprocket wheels 130 and | 01/29/2008 |
| 7318692 | Spindle for a machine tool with improved tool ejection feature A spindle unit for a machine tool includes a drive unit having a drive shaft and a spindle head assembly constructed for receiving a tool and having a hollow spindle head shaft driven by the drive unit. Arranged for axial displacement in the hollow spindle head shaf... | 01/15/2008 |
| 7191677 | Adjustable angle drive for a rotary power tool The present invention provides an adjustable angle drive for a rotary power tool such as a drill. The adjustable angle drive includes input and output shafts journalled for rotation in input and output housings. The input and output shafts are rotatably coupled thro... | 03/20/2007 |
| 7175374 | Machine tool A method and a device for detecting the incorrect chucking of a machine tool capable of easily and surely detecting a chucking error; the method, comprising the steps of measuring, by a sensor (12), the change of a distance (d) between the sensor (12) ... | 02/13/2007 |
| 7140818 | Tool, tool holder, and machine tool A tool attachable to a spindle of a machine tool in the same way as an ordinary tool, capable of being driven without connecting with an external power supply etc., giving a higher rotational speed than that of the spindle of the machine tool without supplying elect... | 11/28/2006 |
| 7052219 | Tool, tool holder, and machine tool A tool attachable to a spindle of a machine tool in the same way as an ordinary tool, capable of being driven without connecting with an external power supply etc., giving a higher rotational speed than that of the spindle of the machine tool without supplying elect... | 05/30/2006 |
| 7037248 | Machine tool A method and a device for detecting the incorrect chucking of a machine tool capable of easily and surely detecting a chucking error; the method, comprising the steps of measuring, by a sensor (12), the change of a distance (d) between the sensor (12) ... | 05/02/2006 |
| 7011613 | Spindle comprising a data storage element The invention relates to a spindle (9) for a machine tool, having a housing (12) to accommodate an electric motor (11) and a shaft (13) driven by the latter and having a tool holder for a tool (10) for machining workpieces, at leas... | 03/14/2006 |
| 7004693 | Tool, tool holder, and machine tool A tool attachable to a spindle of a machine tool by an automatic tool changer in the same way as an ordinary tool, capable of being driven without connecting with an external power supply etc., and able to rotate at a rotational speed different from than that of the... | 02/28/2006 |
| 6926586 | Fixture for attaching indicator to grinding machine A fixture includes a fixing member attached to a grinding machine (10), a guiding shaft (37) attached to the fixing member and a clamp (38). The clamp defines a pair of holes (381, 382) in opposite ends thereof, for movably receiving the ... | 08/09/2005 |
| 6840723 | Working unit for a machine operated tool carrier A working unit intended to be mounted on a movable machine operated tool support includes a casing which is attached to the tool support and which supports a pneumatic turbine motor with a rotor a shank end mill type machining tool with a cutter portion extending ou... | 01/11/2005 |
| 6832880 | Operating head for automatic machine tools, with projecting interchangeable chuck unit An operating head for automatic machine tools of the type mounted on a structure for moving along a set of three Cartesian axes having a first support, fitted to the structure for rotation around a first axis, and a chuck unit fitted to the first support, wherein th... | 12/21/2004 |
| 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 |
| 6808345 | Tool, tool holder, and machine tool A tool attachable to a spindle of a machine tool in the same way as an ordinary tool, capable of being driven without connecting with an external power supply etc., giving a higher rotational speed than that of the spindle of the machine tool without supplying elect... | 10/26/2004 |
| 6779953 | Apparatus for positioning a cutter of a tool relative to the spindle of a machine tool The invention provides an apparatus for positioning a cutter a tool relative to a spindle of a machine tool. The machine tool include a spindle having a rotating axis and a spindle housing for supporting the spindle for rotation about the rotating axis. The apparatu... | 08/24/2004 |
| 6519831 | Progressive processing device An index-feed processing system that can reduce the machining cost of a product involving a plurality of machining processes is disclosed. The index-feed processing system comprises a plurality of processing units disposed in the longitudinal feeding dire... | 02/18/2003 |
| 6480757 | Method of locating a workpiece on a computer numeric controlled machining system This invention converts a toolhead of a computer numerical controlled machine into a locating fence by installing a fence guard on the toolhead. Since there is an indexing program in a computer numerical controlled machine to monitor a real time location ... | 11/12/2002 |
| 6474914 | Tool-driving device, particularly for machine tools A tool-driving device (1), which is particularly provided for machine tools, has an internal drive (9), which serves to drive a tool. Also provided is a control device (36), which detects the movement of the tool-driving device (1) and correspondingly con... | 11/05/2002 |
| 6402443 | Machining unit on a machine tool A machining unit on a machine tool, especially a universal milling and drilling machine, comprising a motor-driven work spindle rotatably mounted in a casing of a spindle head, an adapter unit comprising a motor-driven adapter spindle and insertable into ... | 06/11/2002 |
| 6241436 | Adjustment and/or alignment arrangement An adjustment and/or alignment arrangement positions a toolholder (10) relative to a toolholder mounting (12) in machine tools in a pivot movement. An adjustment part (30) cooperates with a setting part (32). The setting part (32) is provided with a mount... | 06/05/2001 |
| 6234731 | Angle spindle attachment with tool chucking device An angle spindle attachment includes a spindle shaft 21 for mounting a tool detachably, a housing 20 for mounting the spindle shaft rotatably such that the spindle shaft is oriented to a different direction with respect to the drive shaft 3 of the spindle... | 05/22/2001 |
| 6183172 | Structure for detachably mounting a horizontal drill head A structure for detachably mounting a horizontal drill head 5 on a drill head 4 including a driving spindle 10 rotatably driven by a driving means, a head case 2 for holding the driving spindle 10 above a work table 26 on which a work or works "W" are pla... | 02/06/2001 |
| 6095729 | Spindle extension for milling machine Tool extension and stability in milling machines is enhanced by providing a spindle extension having a housing attached to the mill head and an arbor rotatively mounted in a bore formed in the housing. The arbor, which is significantly longer than convent... | 08/01/2000 |
| 6073323 | Tool spindle fixing device for composite machine tool A tool spindle fixing device of a composite machine tool in which a rotating-tool process is performed by driving a tool spindle into rotation with a rotating tool fitted to the tool spindle rotatably supported to a tool headstock, or in which turning pro... | 06/13/2000 |
| 5848863 | Working machine having different working angle A working machine includes a base having a working table for supporting a work piece and having a tool disposed on top for moving downward to machine the work piece. A block is secured to the base and has another tool for being selectively rotated to mach... | 12/15/1998 |
| 5678967 | Apparatus for cutting a workpiece and including a kinematic tool coupling Apparatus for cutting a workpiece includes a rotatable cutting tool, a rotatable spindle for rotating the cutting tool, and a quick-connect and disconnect kinematic coupler for releasably coupling together the rotatable cutting tool and the rotatable spin... | 10/21/1997 |
| 5634250 | Hobbing accessory for vertical milling machine A hobbing accessory is disclosed for a vertical milling machine of a type comprising a column, a knee mounted to the column so as to be vertically positionable with respect to the column, a saddle mounted to the knee so as to be horizontally positionable ... | 06/03/1997 |
| 5632580 | Milling machine extension A machine tool extension joins a machine tool to a spindle on a milling mine. The machine tool extension has an extension collar with a cavity therethrough and a mouth at either end for joining the collar to the milling machine and the machine tool. An e... | 05/27/1997 |
| 5628594 | Horizontal insert for universal turret milling machines A horizontal insert designed for horizontal insertion in a universal turret milling machine, particularly Bridgeport-type milling machine, to facilitate performance of horizontal milling, drilling, boring and tapping operations, as well as standard vertic... | 05/13/1997 |
| 5564872 | Implement for machine tools and process for generating electric power in one such implement Mechanical energy is supplied to an implement on a rotating spindle, and a generator on the implement converts the mechanical energy into electric power. Preferably the energy is supplied in the form of rotary motion via the work spindle. Alternatively, a... | 10/15/1996 |
| 5388934 | Machine tools A drive shaft 40 extends through a ram 42. The ram can be driven up and down by rotating a screw shaft 35. The ram carries with it a motor 44 which drives a pulley 36 connected to the top of the shaft 40 for rotating that shaft 40. The ram 42 can be rotat... | 02/14/1995 |
| 5328305 | Offset drive countersink apparatus A new and improved offset drive countersink apparatus is provided for connection to a rotary drive source and includes a first driven rotating member connected to the rotary drive source. The first driven rotating member rotates around a first longitudina... | 07/12/1994 |
| 5281061 | Separable rotary tool adapter A separable rotary tool adapter consists of a low-speed rotary unit (A) having casings (1, 2); a first rotary shaft (3) in the casing connectable to a driving shaft of the machine tool and a second rotary shaft (5) orthogonally drivingly connected to the ... | 01/25/1994 |
| 5242358 | Machine tool accessory mounting method and apparatus An apparatus for operatively coupling a rotatably driven machine tool accessory, such as a right angle milling head, to a machine tool having a rotary output shaft, such as a horizontal boring machine. The apparatus includes a first collar that is mounted... | 09/07/1993 |
| 5242359 | Manufacturing plant The manufacturing plant comprises at least one manufacturing cell provided with at least one processing device, a handling device associated with the processing device in order to automatically exchange tools and/or workpieces on the processing device, an... | 09/07/1993 |
| 5211515 | Automatic mounting and dismounting apparatus of attachments An automatic mounting and dismounting apparatus for mounting an attachment onto a spindle head, or ram, of a machine tool. The attachment is provided with a plurality of a stepped openings. A plurality of through openings, corresponding to the stepped ope... | 05/18/1993 |
| 5125142 | Turret head Disclosed is a structure of a turret head provided with turning tool mounting mechanisms and revolving tool mounting mechanisms on the turret, wherein a turning tool can be mounted on the revolving tool mounting mechanism rotatably mounted on the turret. ... | 06/30/1992 |
| 5118229 | Apparatus for transmitting motion to an off-axis rotary driven tool An apparatus is provided for transmitting rotation about and translation along a first axis from a driver to a toolholder with a spindle along an axis non-parallel from the first axis. A shaft is rotatably mounted within a sleeve which is slidably mounted... | 06/02/1992 |
