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| Number | Title | Issue Date |
| 7669345 | Height-adjusting device An exemplary height-adjusting device (10) includes a base (12), a sliding block (14) and at least one fixing member (18). The base has a sliding slot (122) defined therein and a first sidewall (123), a second sidewall (12... | 03/02/2010 |
| 7421795 | Sapphire alignment fixture A metrology system comprises a support structure, a fixture having a bottom surface resting on a surface of the support structure and moveable relative to the support structure, and a first measurement assembly for interacting with a workpiece held by the fixture to... | 09/09/2008 |
| 7370407 | Disc centering device A disc centering device includes a base plate, a chuck which is installed on the base plate, a hub unit which is detachably engaged to the chuck and receives discs to be stacked, disc pushers which are slidably provided outside the hub unit and include corresponding... | 05/13/2008 |
| 7347001 | Pre-mounting of a sensor What is described is a pre-mounting system for pre-mounting a structural part to an attachment surface, wherein at least two heads, respectively provided as eccentrics, are provided at the attachment surface, the structural part comprises at least one recess and can... | 03/25/2008 |
| 7348709 | Heavy-load nanopositioner with dual-parallel flexure design A positioning device for heavy loads is provided. The positioning device includes a frame and a stage disposed or integrally defined within the frame. The stage is dimensioned and configured to be translatable within the frame in at least one axis of motion. At leas... | 03/25/2008 |
| 7339653 | System for a pellicle frame with heightened bonding surfaces A method and apparatus for maintaining an optical gap between optical structures in a photolithography system is described. A frame defines first and second opposing surfaces. The first opposing surface defines a first opening and the second opposing surface defines... | 03/04/2008 |
| 7316155 | Test table for measuring lateral forces and displacements A test table for measuring lateral forces and displacements while simultaneously applying, if necessary, normal forces, particularly in nanoidenters and in scratch and wear testers. The test table is mounted in a manner that enables it to be laterally displaced, and... | 01/08/2008 |
| 7316072 | XY stage module, storage system employing the same and method for fabricating the XY stage module An XY stage module, a storage system including the same and a method for facating the XY stage module are provided. The XY stage module includes: a base; an XY stage horizontally moving above the base in a first direction and a second direction that is orthogonal to... | 01/08/2008 |
| 7308747 | Method of positioning a platform relative to a fixed frame and a small scale positioning device A small-scale positioning device employing a platform, a levering mechanism and a floating actuator device. The platform is movably attached to a fixed frame by a lever, a pair of levers, or more. The floating actuator device is coupled between at least one lever an... | 12/18/2007 |
| 7290348 | Device for measuring circularity and cylindrical shape The invention provides a circularity and cylindrical shape measuring device that can decrease the measurement errors generated due to the weight of a measured workpiece. A circularity and cylindrical shape measuring device (10) is configured such that a rotat... | 11/06/2007 |
| 7277818 | Method and program for leveling aspherical workpieces The invention provides an aspherical workpiece leveling method for leveling an aspherical workpiece mounted on a tilt correction table. The method includes three-dimensionally measuring a surface of the aspherical workpiece containing an extreme value; deriving a se... | 10/02/2007 |
| 7275332 | Multi-axis positioning apparatus An apparatus for supporting a platform (84) relative to a base (82), has first, second, and third flexible shaft couplings (80). Each flexible shaft coupling (80) is mechanically coupled between the platform (84) and the base (8... | 10/02/2007 |
| 7270319 | Multiple degree of freedom compliant mechanism A compliant mechanism is provided for accurate and precision alignment of mechanical component parts, surfaces or assemblies and the like, where low-cost, accurate, and repeatable alignment are desired. The compliant mechanism may be used in applications that requir... | 09/18/2007 |
| 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 |
| 7257902 | Stage device This invention relates to a stage device which is moved with high accuracy in an X-Y direction and a rotating direction using a planar motor. The invention is aimed at reducing the size of the stage device and at performing accurately measurement of a position of th... | 08/21/2007 |
| 7253709 | RF MEMS switch with spring-loaded latching mechanism Apparatus for a micro-electro-mechanical switch that provides for latching switching action. The switch has a cantilever arm disposed on a substrate that can be moved in orthogonal directions for latching and unlatching. To latch the switch, the cantilever arm is mo... | 08/07/2007 |
| 7246445 | Alignment device The present invention relates to an alignment device for aligning an object in a plane. ... | 07/24/2007 |
| 7240434 | Stage apparatus A stage apparatus may include a first stage, a second stage movable with respect to the first stage, at least one flexure hinge to connect the first stage with the second stage, a plurality of actuators provided between the first stage and the second stage to push t... | 07/10/2007 |
| 7240438 | Aligning apparatus An aligning apparatus includes a loading plate to load at least one alignment object; first and second alignment bars to align the at least one alignment object loaded on the loading plate, wherein the first and second alignment bars are bent by a force greater than... | 07/10/2007 |
| 7198141 | Shock absorbing apparatus in a positioning apparatus A shock absorbing apparatus in a positioning apparatus including a stage apparatus is disclosed. The positioning apparatus includes a main body apparatus for mounting the stage apparatus thereto, and a chamber for maintaining a region, in which the stage apparatus i... | 04/03/2007 |
| 7197834 | Variable test object and holder for variable test objects The invention relates to a holder for test objects, which are composed of at least two targets and at least one connecting element, comprising at least one carrier, at least one guide, which is arranged on or/and in the at least one carrier, and seats for the target... | 04/03/2007 |
| 7191540 | Work piece holder for surface measuring apparatus A work piece holder includes a base plate, a slide plate, a rotary indexing device, a support assembly, a spindle, and a pallet receiver. The slide plate is manually slidable over the base plate between a plurality of predetermined positions. The rotary indexing dev... | 03/20/2007 |
| 7184129 | Positioning method, and positioning apparatus A positioning method that includes a step of moving a stage apparatus for supporting a workpiece or an object to be measured from an auxiliary mount to a positioning mount using a rolling guide extending from the positioning mount onto the auxiliary mount, a step of... | 02/27/2007 |
| 7180662 | Stage assembly and method for optical microscope including Z-axis stage and piezoelectric actuator for rectilinear translation of Z stage A stage assembly mountable on an optical microscope for orienting a sample into a desired focal position includes an X-axis plate operable for rectilinear shifting in the X-axis direction and a Y-axis plate mounted on the X-axis plate operable for rectilinear transl... | 02/20/2007 |
| 7173689 | Method and system for a pellicle frame with heightened bonding surfaces A method and apparatus for maintaining an optical gap between optical structures in a photolithography system is described. A frame defines first and second opposing surfaces. The first opposing surface defines a first opening and the second opposing surface defines... | 02/06/2007 |
| 7126078 | Sub-micron adjustable mount for supporting a component and method An arrangement is provided including an electrode extending to an electrode tip for contacting a workpiece. A welding configuration of the electrode tip is established by exposing the electrode tip to a selected welding environment for use in forming a weld having a... | 10/24/2006 |
| 7114244 | Disc centering device A disc centering device includes a base plate, a chuck which is installed on the base plate, a hub unit which is detachably engaged to the chuck and receives discs and spacers to be stacked, disc pushers which are slidably provided outside the hub unit and include c... | 10/03/2006 |
| 7107693 | Apparatus and method for precise angular positioning An apparatus and method for precise angular positioning of an object. A first pivot arm and a second pivot arm each is pivotally mounted with respect to a base. A pivot base flex member is operatively connected to the first pivot arm and allows the first pivot arm t... | 09/19/2006 |
| 7075028 | Sub-micron adjustable mount for supporting a component and method Attaching an attachment surface of an electrically conductive workpiece to an electrically conductive support surface is described. In one aspect, a biasing force is distributed at least partially around a weld region of the workpiece to urge the attachment surface ... | 07/11/2006 |
| 7047657 | Apparatus for recording the contour of a surface An apparatus for recording the contour of a surface of a body is provided in accordance with the present invention. The apparatus comprises a carrier on which at least one distance measuring element is disposed. The at least one distance measuring element is capable... | 05/23/2006 |
| 7043851 | Adjustable V-block A mechanical support device for assisting individuals in setting up, creating, and verifying concentricity and roundness of a step cylindrical feature. The mechanical support device comprises a base and an adjustable section that is removably coupled to the base. Th... | 05/16/2006 |
| 7024925 | 3-axis straight-line motion stage and sample test device using the same A 3-axis straight-line motion stage and a sample test device using the same for supporting a predetermined sample, and comprising X-axis, Y-axis and Z-axis stages for moving the sample independently and precisely in the direction of the X-axis, the Y-axis or the Z-a... | 04/11/2006 |
| 7002138 | Flexure assembly for a scanner A flexure carriage assembly (24) has a carriage (25) formed of a substantially rigid material. The carriage has four elongate columns (32A, 32B, 32C, 32D) arranged spaced apart and parallel to one another. Each of the elonga... | 02/21/2006 |
| 6998738 | Plain surface stage apparatus A plain surface stage apparatus includes a platen having a plain surface, stationary type supports comprising at least three supporting members, and displacement type supports, each of which supports the platen and forms a displacement type supporting point at a pos... | 02/14/2006 |
| 6983547 | Goniometer A goniometer includes a base, a compound member supported by the base, a light-directing element operably mounted on the compound member, optically connected to a coherent light source, and disposed toward an optical filter, a first actuator disposed along a first a... | 01/10/2006 |
| 6971154 | Hard disk balancing apparatus and method for hard disk drive A hard disk balancing apparatus for a hard disk drive including an eccentricity detection unit to detect an eccentricity amount and an eccentricity position of the hard disk with respect to a rotation axis of a spindle motor for rotating the hard disk as an origin, ... | 12/06/2005 |
| 6931751 | Methods and apparatus for securing components for inspection A method enables a component to be secured for inspection. The method comprises providing a tool including a first clamping member and a second clamping member coupled to a guide rail assembly, fixedly securing the first clamping member to the guide rail assembly, s... | 08/23/2005 |
| 6920696 | Microscopic positioning device and tool position/orientation compensating method A microscopic positioning device having machine rigidity and being capable of achieving nano-order positioning accuracy and a method of compensating tool position and orientation. A driving unit comprises two piezoelectric elements P1 and P2 arranged i... | 07/26/2005 |
| 6904694 | Body tool The body tool has a rectangular shape with two projections and a central passage for a Pinewood Derby® car body. The holes in one projection align with the other projection. A child places a car body into the passage so the kerf for an axle aligns with the holes in... | 06/14/2005 |
| 6857195 | Apparatus for the measurement or machining of an object, provided with a displacement stage with wedge-shaped guides An apparatus provided with wedge-shaped elements is proposed for the precision positioning of objects 37 to be measured or machined. A wedge-shaped translational body 32 is carried by two bearing wedges 24, 26. In accordance with the invention t... | 02/22/2005 |
