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| Number | Title | Issue Date |
| 8181321 | Carrier device for machine tools A machine tool having a carrier device for workpieces or tools or tool spindles. A console supports the carrier and can be pivoted about a first axis (X) from the horizontal into the vertical position and beyond. The console is pivotably housed on carriages guided i... | 05/22/2012 |
| 8166622 | Machine for machining optical workpieces, in particular plastic spectacle lenses A machine for machining workpieces, for example plastic spectacle lenses, has a workpiece spindle which rotates the workpiece about a workpiece rotation axis, and a fast tool arrangement which moves a turning tool in the direction to and from the workpiece, wherein ... | 05/01/2012 |
| 8136214 | Machining apparatus A machining apparatus (1) for machining rotation-symmetrical workpieces (10), comprising a machine frame (4), which has a vertical front face (11), further comprising at least one vertical workpiece spindle (2) that is arranged on ... | 03/20/2012 |
| 8091191 | Complete machining center and method A complete machining center has a horizontal machine bed (1) with a vertical-axis trunnion (2) pivotal horizontally with computer-coordination proximate a first-end portion (3) and a traveling tool column (4) with computer-coordinated hor... | 01/10/2012 |
| 8051543 | Composite working lathe The invention provides a composite working lathe capable of improving the efficiency of workpiece machining area by arranging a workpiece handling device below a spindle of the composite working lathe. The composite working lathe 1 comprises a spindle 20 | 11/08/2011 |
| 8015679 | Method and apparatus for clamping rectangular parallelepipedic work A rectangular parallelepipedic (cuboidal) work is fixed by clamping the opposing two edges between clamp jaws attached to a pair of clamps. With the work fixed, at least one surface of the work is machined. Then, the position of the work is changed by rotating the c... | 09/13/2011 |
| 7987567 | Machine tool A machine tool has a pair of guide rails and a pair of upper and lower ball screws. No forces are transferred between a beam of a double column frame and a movable unit. The guide rails are spaced from each other and disposed on a bed, and the movable unit is horizo... | 08/02/2011 |
| 7926155 | Machine tool A machine tool having a machine frame. A first workpiece carrier unit is disposed on the machine frame and has a workpiece receiving mechanism. At least one tool carrier unit is disposed on the machine frame, on which at least one tool for machining a workpiece held... | 04/19/2011 |
| 7856700 | Device for repeatedly machining adjacent workpieces The invention relates to a device for repeatedly machining workpieces (1), especially bar-shaped or tubular workpieces, which are located next to each other. Said device comprises a bottom part (2) for supporting the workpieces (1), a top part (... | 12/28/2010 |
| 7784162 | Rotating tool magazine having an end-mounted rotationally driven tool The invention relates to a tool revolver (10, 11) with: a rotationally mounted tool carrier (6) that can be pivoted into the respective working position for a tool by means of a pivot drive; fixed tools (14), and; at least one rotationally driva... | 08/31/2010 |
| 7765662 | Holding fixture for machining bearing caps A holding fixture is disclosed for machining bearing caps that have a generally semi-cylindrical bearing bore on an interior surface and bolt shoulders on opposite sides that are drilled to receive bolts. The holding fixture comprises a fixture frame to which a mand... | 08/03/2010 |
| 7739778 | High-performance cutting and turning machine and method for machining particularly spectacle lenses A method for machining particularly spectacle lenses by means of a machine which comprises at least one cutting unit and at least one turning unit in a common working space, wherein at least two spectacle lenses are machined at the same time in the working space, on... | 06/22/2010 |
| 7621030 | Multi-spindle machining center A multi-spindle machining center for the chip forming processing of workpieces comprises a spindle group having at least two spindles arranged in a spindle row to mount a chip forming tool, and a workpiece support, on which at least two workpiece holders, correlated... | 11/24/2009 |
| 7621029 | Multi-spindle machining center A multi-spindle machining center for the chip forming processing of workpieces comprises a spindle group having at least two spindles arranged in a spindle row adjacent to each other to mount a chip forming tool, and a workpiece support, on which at least two workpi... | 11/24/2009 |
| 7578036 | Machine tool In order to improve a machine tool for machining a workpiece by a relative movement between the workpiece and a tool, comprising a first receiving device for the workpiece or the tool, a compound slide system with a second receiving device for the tool or the workpi... | 08/25/2009 |
| 7571526 | Multi-blade router tool, edger with multi-blade router tool, and method of edging eyeglass lenses The present invention relates to a router tool for edging the peripheral edge of eyeglass lenses. The tool comprises a longitudinally extending body rotatable on the axis thereof. A first blade extends axially and radially from the body, and has a first cutting port... | 08/11/2009 |
| 7506423 | Multi-axis turning center and turning method A multi-axis turning center has a spindle head, a spindle rotatably supported by the spindle head, and a table or a headstock for gripping and rotating a workpiece thereon. The table or the headstock is disposed in confronting relation to the spindle. The spindle he... | 03/24/2009 |
| 7506422 | Method for processing a lens barrel having a tubular wall that defines a hole, and device for implementing the method A method for processing a lens barrel includes the steps of: (a) providing a processing device including a processing shaft and a cutting tool; (b) moving the lens barrel and the processing shaft relative to each other so that an image of the cutting tool projected ... | 03/24/2009 |
| 7500297 | Machining center The invention provides a machining center having a first main spindle unit and also a second main spindle unit with a ram shaft attached to a vertical machining center. A machining center 1 comprises a rotary table 20 that moves in the direction of an ... | 03/10/2009 |
| 7480970 | Machine for machining optical workpieces, in particular plastic spectacle lenses A machine for machining optical workpieces, is equipped with a workpiece spindle, by which the workpiece can be rotatably driven about a workpiece rotation axis, and with a first fast-tool assembly, by which a turning cutter is movable in the direction of the workpi... | 01/27/2009 |
| 7461439 | Method for detecting malfunction in clamping and machine tool The method for detecting any clamping malfunction of the work within the machine tool which clamps both ends of the work with clamping mechanisms 23, 24 of a pair of headstocks 19, 29, and processes the work by spinning the work through synchronous rot... | 12/09/2008 |
| 7451533 | NC automatic lathe An NC automatic lathe including abase board, a headstock provided with a main spindle and so arranged as to move in a direction of Z1 axis, a back attachment provided with a sub spindle which is so arranged as to be opposed to the headstock, the back attachme... | 11/18/2008 |
| 7448120 | Apparatus and method for machining long workpiece There are provided a base frame 12 positioned below a horizontal axis O; a pair of clamp units 14 positioned at the two ends above the base frame; a pair of support units 16 that horizontally support the long workpiece in two locations, and that... | 11/11/2008 |
| 7437809 | Eyeglass lens processing apparatus An eyeglass lens processing apparatus includes: a piercing unit that includes a piercing tool for piercing a hole in an eyeglass lens; a first input unit that inputs position data and depth data of a non-through hole to be formed in a refractive surface of the lens;... | 10/21/2008 |
| 7437816 | Lathe with arrangement for dropping chips into a container without blocking moving path of a saddle A lathe includes a base on a bed having a forward container, a cutting tool on a front surface of the base, an arm on an upper portion of the base, a saddle on an underside of the arm, a first motor at an open end of the arm for moving the saddle, a container at a f... | 10/21/2008 |
| 7434299 | Methods for the precise locating and forming of arrays of curved features into a workpiece Methods for manufacturing high precision arrays of curved features (e.g. lenses) in the surface of a workpiece are described utilizing orthogonal sets of inter-fitting locating grooves to mate a workpiece to a workpiece holder mounted to the spindle face of a rotati... | 10/14/2008 |
| 7430791 | Apparatus and method for processing screw rotor and cutting bit A method for processing a screw rotor includes a step of rotating a blade holder 2 while shifting the blade holder 2 in X-axis, Y-axis, and Z-axis directions to form a groove on the outer surface of a rotating cylindrical workpiece 1 with a tool... | 10/07/2008 |
| 7424776 | Method for machining a workpiece A method for machining a workpiece in which a machine tool comprising a first and a second chuck devices is employed to machine the workpiece, the machine tool being used in which the first and the second chuck devices comprise a chuck main body, plural chuck jaws, ... | 09/16/2008 |
| 7419460 | Machine tool with work piece handling arrangement In a machine tool arrangement comprising a machine tool component including a mounting structure for a work piece to be machined by a suitable metal cutting tool, a housing enclosing the machine tool component, a horizontal support beam is disposed above the housing... | 09/02/2008 |
| 7412759 | Telescopic safety shield for machine tool A telescopic safety shield device includes a carrier movably engaged onto a platform and having one or more guideways tilted relative to the platform, a tool rest movably engaged onto the guideways and moveable inclinedly relative to the carrier and the platform, an... | 08/19/2008 |
| 7373706 | Apparatus and method for generating an optical surface on a workpiece An apparatus (10) for generating a surface (S) on a workpiece (W) is proposed, which comprises a workpiece chuck (17) having a longitudinal axis (L), a spindle (18) for rotating a fly cutting tool (20) having a tool tip (48), and a... | 05/20/2008 |
| 7367097 | Tool mounting device for turning center There is provided an innovative tool mounting device for a turning center in which special manipulation is not required even with a simple configuration, and whereby when a cutting tool is clamped/fixed, the bearing unit is deformed by the retraction force of the dr... | 05/06/2008 |
| 7367096 | Equipment for mechanical machining, in particular for the turning and drilling of light alloy wheels Equipment for mechanical machining, especially the turning and drilling of mechanical workpieces, such as light alloy wheels and the like, includes at least one turning unit with a double chuck to support the workpieces being machined and a turning head designed to ... | 05/06/2008 |
| 7367929 | Machine tool and method for cutting machining of workpieces A machine tool for the cutting machining of workpieces, in particular of metallic workpieces, has a first and a second tool spindle for receiving a first and a second machining tool, and it has a first and a second workpiece carrier for receiving a first workpiece a... | 05/06/2008 |
| 7357054 | Highly dynamic processing machine for lenses A highly dynamic lens processing machine with a machine bed having at least a first tool holder and one workpiece holder with an axis of rotation and including a workpiece spindle arranged thereon. The first tool holder includes at least one dynamic linear drive wit... | 04/15/2008 |
| 7356895 | Machine tool Machine tool furnished with: a table (20) free to swivel about a horizontal swivel center axis, and having a table body (22) for carrying a workpiece, and an axially rotatable rotary shaft (23) disposed with the axis of the rotary shaft (23 | 04/15/2008 |
| 7357769 | Machine tool Machine tool simplifying maintenance, reducing manufacturing costs, and enabling high precision machining. The machine tool is equipped with: a bed furnished with a rectangular base, right and left sidewalls provided standing either side of the base, and a rear side... | 04/15/2008 |
| 7354227 | Apparatus and method for manufacturing plastic frameworks such as window frames A production line for carrying out machining and cleaning operations on rectangular frameworks, is provided. Elongate plastic frame members are welded together in a welding machine, thereby forming two rectangular frameworks located one above the other. These are mo... | 04/08/2008 |
| 7347130 | Apparatus and method for cutting spinal implants An apparatus and method for cutting spinal implants to a desired length is disclosed. The spinal implant is supported on a mandrel that rotates while a cutting blade cuts the spinal implant. The apparatus and method accurately size and cut spinal implants to the des... | 03/25/2008 |
| 7343656 | Multiple face three-axis CNC machine A CNC machine for automatically re-indexing and machining multiple faces of a workpiece includes a traditional three-axis CNC machine and a gripper tool. A bar stock defining a first and at least a second workpiece is loaded within a first and a second vice on the t... | 03/18/2008 |
