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| Number | Title | Issue Date |
| 7793564 | Parallel mechanism having two rotational and one translational degrees of freedom A parallel mechanism which has a holding bracket; a movable platform; and three branch joint assemblies of the same structure that are spatially arranged symmetrically about an axis disposed between the holding bracket and the movable platform. Each branch joint ass... | 09/14/2010 |
| 7409882 | Exoskeleton interface apparatus An exoskeleton interface apparatus includes five rigid links (2-6) arranged in series, capable of rotating reciprocally at the respective ends for monitoring angular movements of the arm, of the forearm and the wrist of an user (60) and having a... | 08/12/2008 |
| 7357049 | Machine for machining large parts Machine for machining large parts of the type that comprises a parallel kinematics machining device that moves freely in the X, Y and Z Cartesian axes, characterized in that the said device is mounted on a platform which moves in the Z axis and is in turn mounted on... | 04/15/2008 |
| 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 |
| 7320265 | Article transfer system A system for controlling an axial movement of an article is presented. The system comprises a support stage assembly and a spring suspension arrangement mounted on the support stage assembly. The spring suspension arrangement comprises first and second assemblies ar... | 01/22/2008 |
| 7289871 | Drilling apparatus The invention provides a drilling apparatus (1) having a base (2) from which a drilling arm is pivotally mounted. The drilling arm (3) has an inner arm (4) and an outer arm (5). The inner arm (4) has a first end (6) a... | 10/30/2007 |
| 7284459 | Remote center of rotation positioning device A system for positioning an object about a remote center of rotation. A non-movable part provides a stationary reference structure. A movable part moves relative to the non-movable part. A connector coupled between the movable part and the object positions the objec... | 10/23/2007 |
| 7276894 | Dynamic cradle assembly positioner system for positioning an electronic device test head A cradle motion unit for positioning a test head. The test head has a support structure which provides three degrees of freedom, a first lock, and a second lock. The three degrees of freedom are prevented by actuation of the first lock and second lock. ... | 10/02/2007 |
| 7271879 | Decoupled planar positioning system A planar positioning system having a rigid base, and first and second linear actuator means mounted to the rigid base, the first and second linear actuator means being arranged orthogonal to one another. A rigid reference surface (2A, 2B) is mounted to... | 09/18/2007 |
| 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 |
| 7245118 | Test head manipulator A system is useful for positioning a load, such as a test head. The system includes an arm which supports the load and which moves along a first vertical axis. The system also includes a rotation unit for rotating the first vertical axis about a second vertical axis... | 07/17/2007 |
| 7193687 | Positioning apparatus and method for manufacturing same A positioning apparatus includes a wafer chuck which retains a wafer and a hollow plate unit which retains the chuck, which is composed of a ceramic material in an integral, hollow structure having a hollow section, the hollow section having a rib structure which se... | 03/20/2007 |
| 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 |
| 7152611 | Coated multifilament dental devices overcoated with imbedded particulate Disclosed are coated multifilament dental devices overcoated with biofilm-responsive, imbedded, particulate abrasives. ... | 12/26/2006 |
| 7146872 | Micro manipulator Provision of a 3-DOF micro manipulator easy to operate and capable of executing accurate positioning, wherein the link mechanisms of the micro manipulator whose main operation is parallel 3-DOF operation are implemented by cutting, folding, and moding a sheet of met... | 12/12/2006 |
| 7135854 | Rear-mounted gimbal for supporting test head A manipulator for supporting heavy as well as lighter test heads in a small footprint includes a body and an interface for supporting a test head from behind. The interface includes a first portion fixedly attached to the body and a second portion fixedly attached t... | 11/14/2006 |
| 7120995 | Apparatus for mounting semiconductors An apparatus for mounting semiconductors contains a bonding station, whereby the bonding station comprises a wafer table for presenting the semiconductor chips, a substrate table and a pick and place system with a bondhead with a chip gripper. Part of the wafer tabl... | 10/17/2006 |
| 7075624 | Positioning apparatus and method for manufacturing same A positioning apparatus which moves an object. The apparatus includes a first plate unit that retains the object, and a second plate unit that retains the first plate unit, the second plate unit being composed of a ceramic material and comprising a hollow structure ... | 07/11/2006 |
| 7061588 | Positioning apparatus and method of manufacturing same A positioning apparatus including a first unit that retains an object, and a second unit that retains the first unit. The second unit includes a top plate, a bottom plate which is disposed in parallel with the top plate, and a rib which is disposed between the top p... | 06/13/2006 |
| 7025468 | Variable mirror, optical apparatus and decentered optical system which include variable mirror, variable-optical characteristic optical element or combination thereof A variable mirror that is readily formable and can be readily and precisely changed into various configurations as desired. The variable mirror includes a mirror body formed of an elastic or flexible material and having one surface functioning as a reflecting surfac... | 04/11/2006 |
| 7019940 | Universal cartridge magazine system and method A universal cartridge magazine system and method are disclosed for storing cartridge systems. The cartridge magazine system comprising a pivoted member, a flag positioner and a sleeve designed to accept the cartridge system, the sleeve having a first side. The pivot... | 03/28/2006 |
| 7009359 | Foam core chuck for the scanning stage of a lithography system A foam core chuck for use in a scanning stage of a lithography system is disclosed. In accordance with an embodiment of the present invention, the lithography stage includes a frame and a chuck supported by the frame. The chuck has a foam core structure that is cove... | 03/07/2006 |
| 6992755 | Positioning apparatus and method for manufacturing same A positioning apparatus includes a wafer chuck which retains a wafer and a hollow plate unit which retains the chuck, which is composed of a ceramic material in an integral, hollow structure having a hollow section, the hollow section having a rib structure which se... | 01/31/2006 |
| 6983670 | Pinion gear type rotating device A pinion gear type rotating device, in particular, is used in electromagnetic interference characterization of a fiber optics transceiver, by which a member, such as a fiber optics transceiver can be held and rotated by at least 360 degrees about x, y and z axes. Th... | 01/10/2006 |
| 6979932 | Production machine Parallel kinematics with rod guidance are nowadays used in machine tools, production machines and robotics. Changes in rod length caused by the special position of the moving work platform (P), by its acceleration and other force impact, can lead to positional error... | 12/27/2005 |
| 6942352 | Transfer optics A transfer optic mirror thin enough to permit small influence functions for surface changes is made from cynate ester composites. The thin mirror resulting is then shaped by a plurality of piezolectric actuators connectors to push/pull rods spread evenly over the ba... | 09/13/2005 |
| 6923085 | Self-moved robot A robotic portion 1 has X-axis, Y-axis and Z-axis modules 2, 3, 4 and can move in three axial directions. This robotic portion 1 is mounted in such a manner as to move on a second base 10 in the X-axis direction. Furthermore, the second b... | 08/02/2005 |
| 6837125 | Automatic test manipulator with support internal to test head A manipulator for accurately positioning a test head in automatic test systems supports the test head internally and reduces the overall size of the manipulator. The manipulator includes an elongated blade that extends into a central region of the test head. A spher... | 01/04/2005 |
| 6761518 | Machine tool A machine tool for at least triaxial machining of work pieces comprises a column of the type of a casing with side walls. In an interior space, provision is made for a work spindle which projects into a working area and which is connected via couplers and hinges to ... | 07/13/2004 |
| 6729201 | Traction drive speed reducer, conveyance apparatus using traction drive speed reducer, and arrangement of two-axis output encoder in conveyance apparatus A traction drive speed reducer which comprises circumscribed axes 20A and 20B, a plurality of intermediate axes 30A and 30B arranged contacting around the outer periphery of the circumscribed axes, and inscribed cylinders 40A and | 05/04/2004 |
| 6622586 | Positioning device Conventional positioning devices in which a body is displaceable in a plane and rotatable by three drives have the drawback that at least one of the drives is displaced together with the body, whereby these apparatus are relatively heavy and sluggish. In ... | 09/23/2003 |
| 6575676 | Parallel structure of a spatial 3-axis machine tool with three degrees-of-freedom This invention relates to the parallel structure of a spatial 3-axis machine tool with three degrees of freedom (3 DOF), which have two translational DOF and one rotational DOF. The machine tool includes a base, a mobile platform to which a tool may be at... | 06/10/2003 |
| 6543987 | Robot for handling products in a three-dimensional space A robot for handling products in a three-dimensional space is described. The robot comprises a base (1) on which three arms (9) are pivotably supported to pivote around three pivote axes (3) arranged in a common axes plane (4). The three axes form a trian... | 04/08/2003 |
| 6540458 | Machine-tool milling center The invention relates to a machine-tool, especially a milling center, comprising a housing (2), a holder (54) for tools and/or workpieces, a coupling guide departing from the housing (2) to guide the holder (54) and a drive device departing from the housi... | 04/01/2003 |
| 6387100 | Method and arrangement for position determining of bone structure A positioning determining arrangement used for finding directions for perforations in bone structure surgery is attachable to a machine with a movable arm. The arrangement is provided with a first plate and a second plate, the first and second plates are ... | 05/14/2002 |
| 6336375 | Coordinate positioning machine A coordinate positioning machine comprises a fixed structure including a table and a supporting frame, rigidly connected together. A movable arm is suspended from the frame by means of three powered telescopic struts, each of which is universally pivotall... | 01/08/2002 |
| 6227776 | Machine tool A machine tool in which a feed member is fed in a feeding direction relative to a fixed member wherein the feed member is guided by a linear linkage mechanism including a first arm linked to the fixed member at its one end so as to swivel about a first ax... | 05/08/2001 |
| 6145405 | Coordinate positioning machine A coordinate positioning machine comprises a fixed structure including a table and a supporting frame (314), rigidly connected together. A moveable arm (310) is suspended from the frame by means of three powered telescopic struts (316), each of which is u... | 11/14/2000 |
| 6098485 | Lead screw actuator A high resolution actuator is provided which can be used in extreme environments, e.g., at extremely low temperatures. The actuator uses electromagnetic forces to actuate levers which then cause rotation of a lead screw. The actuator uses very small gaps ... | 08/08/2000 |
| 6054784 | Positioning device having three coil systems mutually enclosing angles of 120° and lithographic device comprising such a positioning device A positioning device is disclosed. The positioning device has a first part and a second part, the second part further has an object table. The second part may be displaced relative to the first part parallel to the XY-plane and may be rotated about the Z-... | 04/25/2000 |
