Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 7909550 | Swivel spindle head with gear device driven by multiple torque motors A swivel spindle head with gear device driven by multiple torque motors is disclosed, which comprises: a tool spindle, having a first shaft and a second shaft being radially disposed at two opposite sides of the tool spindle while sharing a common axial line; a plur... | 03/22/2011 |
| 7909551 | Apparatus and method for shaving the inside of barrels An apparatus and method for shaving the inside of barrels. The invention relates to reconditioning used wine barrels by shaving the inside surface to a predetermined depth, ready for re-crozering, toasting, and re-use. Conventional shaving methods typically involve ... | 03/22/2011 |
| 7891920 | Spindle device and machining center including the same To provide a spindle device and a machining center, in which spindle replacement can be carried out in an extremely short time, downtime during maintenance is short, and productivity is high. In a spindle device 20, there are provided wirings 41, 42 ex... | 02/22/2011 |
| 7771146 | Apparatus and method for shaving the inside of barrels The present invention relates to an apparatus and method for shaving the inside of barrels. In particular, the present invention relates to reconditioning used wine barrels by shaving the inside surface to a predetermined depth, ready for re-crozering, toasting, and... | 08/10/2010 |
| 7470095 | Mobile milling head with torque motor drive A milling head (16) for a milling machine (1) arranged for machining large-size workpieces comprises a fork 18, which is rotatably arranged around a first axis (C) and demonstrates a pair of fork arms (21, 22), which are separated from on... | 12/30/2008 |
| 7424773 | Eyeglass lens processing apparatus An eyeglass lens processing apparatus includes: a hole forming portion that includes a hole forming tool which forms a hole for attaching a rimless frame in an eyeglass lens; and breakage detector that detects whether or not the hole forming tool is broken. ... | 09/16/2008 |
| 7390152 | Milling head particularly useful for cutting sharp interior corners A milling head particularly useful for cutting sharp interior corners in a workpiece, includes a rotary shaft coupleable to the rotary drive of a milling machine so as to be rotatable about the shaft longitudinal axis; and a conical cutter member coupled to the rota... | 06/24/2008 |
| 7384224 | Multi-axis machine tool A multi-axis machine tool presents a gantry positioned over a bed equipped with a machining station in which to position a workpiece, a moving beam associated slidably with the gantry, aligned on a horizontal direction and translatable in a vertical direction, a car... | 06/10/2008 |
| 7369909 | Producing three-dimensional objects from deformable material Three-dimensional objects are produced from a deformable material received substantially continuously in the direction of production and the objects are produced by a deforming process substantially in the direction of production. Rotatable devices are arranged to d... | 05/06/2008 |
| 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 |
| 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 |
| 7334313 | Numeric control bore for boring an eyeglass lens and corresponding method Numeric control bore for boring an eyeglass lens and corresponding method. The bore comprises a bedplate (1), attachment device (3) for the lens (5), rotation device (9) for the lens (5) according to a first axis (7) (first ... | 02/26/2008 |
| 7334304 | 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... | 02/26/2008 |
| 7331740 | Rail grooming machine and method of use An apparatus having a mounting body, a support having a first end and a second end. The first end of the support being pivotally secured to the mounting body for pivotal movement about a substantially horizontal primary pivot axis. A rail grooming head mounted to th... | 02/19/2008 |
| 7331842 | Contour follower for tool A contour follower includes a plurality of sensors spaced around a waterjet nozzle, each of the sensors being configured to measure a distance between a working surface and a first plane, perpendicular to a longitudinal axis of the nozzle. The sensors may include ha... | 02/19/2008 |
| 7320389 | Three-axis offset damping system The present invention comprises a three-axis damping system employing dampers and springs in spatially oriented arrays to isolate an object against translational forces in any direction as well as rotational forces. The inventive system also is biased in the vertica... | 01/22/2008 |
| 7318767 | Device and method for machine control A data set (D) is provided for machine control of a grinding machine to determine time-efficient, collision-free travel paths. The data set has a collision parameter of “0” or “1” in each separate coordination point (X, Y, Z, A) as well as for each combinati... | 01/15/2008 |
| 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 |
| 7300234 | Power transmission with bead drive A power transmission is provided. The power transmission includes a housing including a continuous channel following a three-dimensional path. A plurality of beads is located within the continuous channel and movable therein. A first sprocket is rotateably connected... | 11/27/2007 |
| 7293340 | Direct drive spindle, machining center and methods of fabricating the same This invention discloses a direct drive spindle assembly including a main fork formed by a base and a parallel pair of spaced fork arms and rotated about a first rotational axis. Moreover, the direct drive spindle assembly includes a first drive established by a hol... | 11/13/2007 |
| 7287939 | Method for controlling relative displacements of a tool against a workpiece Relative movements of a tool and a workpiece are controlled by moving a tool axis in all spatial dimensions for the material-removal machining of the workpiece to produce a desired target contour of the workpiece by a sequence of relative movements along a tool traj... | 10/30/2007 |
| 7281306 | Machine tool A machine tool includes a tool spindle head for supporting a first side of a hob via an arbor, a turret, and a tool supporting unit including a movable section and a fixed section. The fixed section is fixedly mounted to the turret and slidably supporting the movabl... | 10/16/2007 |
| 7269473 | Work installation error measuring apparatus A work is installed on a table of a machine tool, and the coordinate system on the work is (X′, Y′, Z′). Each three points on respective three faces of the work, which are orthogonal to one another, A, B, C, D, E, F, G, H and I, are detected with a touch probe... | 09/11/2007 |
| 7261502 | Numeric/control machine Described herein is a nNumeric-control machine (1) comprising: a flatbed (2) provided with a horizontal working surface (3), on which a workpiece (4) is to be positioned; a machining head (5) which is able to move in space above th... | 08/28/2007 |
| 7261503 | Multi-axis machine tool In a multi-axis machine tool comprising a slide way aligned on a longitudinal axis, a traveling column coupled via one end with the slide way, an arm mounted slidably to the column and traversable at least in a first direction normal to the longitudinal axis of the ... | 08/28/2007 |
| 7259380 | Scanning mechanism of an ion implanter This invention discloses a scanning mechanism of an ion implanter. The mechanism is a PR-PRR type parallel mechanism with two subchains and two DOFs, driving the wafer holder to scan when the first subchain and the second subchain are translated in the same directio... | 08/21/2007 |
| 7255033 | Apparatus and method of making a compound-angled orifice in a disc for a fuel injector An apparatus and method for piercing a metering disc from a workpiece of a fuel injector. The metering disc includes first and second surfaces that extend substantially parallel to a base plane. The first and second surfaces are spaced along a longitudinal axis that... | 08/14/2007 |
| 7240415 | Machine for processing material in the form of slabs, in particular natural stone material, ceramic material and conglomerate A machine for processing, in particular for cutting workpieces in the form of slabs, comprises a spindle (36) slidably supported by a beam (32) displaceable transversely with respect to the longitudinal direction of a working surface (12). The b... | 07/10/2007 |
| 7241103 | Method and system for adjusting a position of an object According to one embodiment of the present invention, a method for adjusting a position of an object to compensate for tilt includes providing a rotatable base supporting an object and directing the object relative to the base such that the position of the object is... | 07/10/2007 |
| 7223063 | Method and system for adjusting a position of an object According to one embodiment of the present invention, a method for adjusting a position of an object to compensate for tilt includes providing a rotatable base supporting an object and directing the object relative to the base such that the position of the object is... | 05/29/2007 |
| 7220085 | Universal jig/work holding fixture and method of use A universal jig/work holding fixture for precision manual reaming of valve bores within a transmission valve body, or other work piece is disclosed. The universal jig/work holding fixture includes a tool holder (i.e. jig) having universal swiveling movement in all a... | 05/22/2007 |
| 7212945 | Method for determining actual states of a number of adjusting elements The present invention is directed to a method for determining actual states of a number of adjusting elements. A position of an additional member relative to a basic member can be set by means of a number of adjusting elements. In order to determine the actual state... | 05/01/2007 |
| 7207865 | Apparatus for machining workpieces, in particular workpieces provided with cutting teeth In an apparatus for machining workpieces, in particular workpieces provided with cutting teeth, such as bandsaw blades or circular-saw blades for example, comprising a base (12), a machining device (18) displaceable relative to the base (12) and... | 04/24/2007 |
| 7185412 | Multi-axis, processor-controlled, toolhead positioner A multi-axis, computerized numerically-controlled (CNC) toolhead positioning device with six degrees of freedom of movement while utilizing only five axes of movement, comprising a rotating workpiece mount assembly (28) and a rotating gantry (64) with ... | 03/06/2007 |
| 7182557 | Rail grooming machine and method of use An apparatus having a mounting body, a support having a first end and a second end. The first end of the support being pivotally secured to the mounting body for pivotal movement about a substantially horizontal primary pivot axis. A rail grooming head mounted to th... | 02/27/2007 |
| 7179043 | Manipulating arrangement and cell A manipulating arrangement having a horizontal portal on which a slide is horizontally traversable, an arm being pivotably mounted on the slide about a pivot axis which runs parallel to the portal, and a gripper for at least one of workpieces and tools being arrange... | 02/20/2007 |
| 7174652 | Performing measurement or calibration on positioning machines A machine having a pair of spaced structures, a plurality of ball and socket joints spaced apart on each structure, and six struts interconnecting the structures. Each strut engages with a respective ball and socket joint on each of the structures, and defines a var... | 02/13/2007 |
| 7137763 | Pneumatically driven deburring tool having an articulated air joint A pneumatically driven deburring device having a housing and a pneumatic motor mounted therein which is adapted to receive and drive a deburring tool. A pivot bearing is mounted within the housing adjacent the pneumatic motor. A motor support is held within the pivo... | 11/21/2006 |
| 7134173 | Spindle head for a universal milling machine A spindle head for a universal milling machine having a housing rotatably mounted on a machine part and a work spindle mounted axially parallel in the housing. A second spindle unit adjustable about two axes is disposed on the rear side of the housing. ... | 11/14/2006 |
