| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 219121820 | Workpiece position control | 16 |
| 20080223838 | Laser treatment apparatus, laser treatment method, and manufacturing method of semiconductor device - The invention relates to a laser treatment apparatus including a laser oscillator, an interlock provided in the laser oscillator, a movable table which moves with a certain movement period, a timer, an interlock provided in the timer, a sensor which can detect movement of the movable table, and a computer, in which the timer starts measuring time when the sensor senses passage of the movable table, and when the movable table does not pass the sensor even after the movement period, conduction between contacts of the interlock provided in the timer is blocked to operate the interlock in the laser oscillator, thereby stopping laser output. The invention also relates to a laser treatment method using the laser treatment apparatus. | 09-18-2008 |
| 20090184097 | WORKPIECE SUPPORT CLEANING - A mechanical apparatus maintains and/or cleans support strips of a workpiece support that forms a support plane for supporting workpieces. The mechanical apparatus includes a transport device for moving the workpiece support along a transport axis X and a service device that has a tool for processing the support strips. The service device is movable by means of a mechanical movement unit along a movement axis Y that is arranged at an angle relative to the transport axis X and/or along a movement axis Z that is arranged at an angle relative to the transport axis X and that is different from the movement axis Y, with the movement of the workpiece support along the transport axis X and the movement of the service device along the movement axis Y and/or along the movement axis Z being controllable in a coordinated manner by means of a control unit. | 07-23-2009 |
| 20110084051 | Method and Apparatus for Forming Visible Indicium on the Tab Portion of a Beverage Container - A method and apparatus for forming a visible symbol or other indicium on a tab portion of a beverage container. The method comprises the steps of advancing a tab stock material through a series of tab-forming stations. The tab portion is at least partially formed from the tab stock at each of the tab-forming stations. The advancement of the tab stock is dwelled or halted while the tab is formed. The tab stock is accelerated from dwell to resume advancement of the tab stock material between the stations. A selected portion of the tab is irradiated with light energy to form the visible indicium. The apparatus comprises a plurality of tab-forming stations, each tab-forming station at least partially forming the tab from a tab stock. A conveyor or track mechanism is configured to advance the tab stock from one tab-forming station to another. An etching apparatus is associated with the conveyor and tab-forming stations to selectively etch the symbol on the tab. A sensor is coupled to the tab stock to sense acceleration of the tab stock from rest during advancement of the tab stock. The sensor is coupled to the etching apparatus to permit the etching apparatus to etch the symbol while the tab stock is accelerated. | 04-14-2011 |
| 20120248079 | CENTERING STRUCTURE AND METHOD FOR MACHINING OF A SOLAR CELL - A centering structure for machining of a solar cell has a first and second retainer, set separately onto two lateral locations close to X, Y axes on the machining table. Two adjacent sides of the solar cell are abutted onto the retainers. A first and second clamping device, set separately onto two other lateral locations close to X, Y axes on the machining table is used to abut onto and clamp the other two sides of the cell through displacement. Distance measuring equipment attached onto the clamping devices, is used to detect the clamping displacement, or the relative distance between the clamping devices and the cell, or the relative distance between the equipment and the cell. An ALU connected with the equipment calculates the centering position of the cell according to the preset relative distance between the clamping devices and retainers as well as the distance measured by the equipment. | 10-04-2012 |
| 20120267352 | Apparatus for the thermal processing of a workpiece - An apparatus for the thermal processing of a workpiece with a thermal processing tool that is adjustable perpendicularly to the workpiece surface has a drive for adjusting the work distance. The drive is in operative communication with the processing tool or part of it, and is configured as a voice coil actuator, comprising a magnet producing a magnetic field, and a coil in the magnetic field. The magnet and coil are movable relative to each other along a movement axis in response to an electric current. To provide a drive for a thermal processing machine that affords a compact structural form and high machine dynamics, the magnet has a cavity, which has arranged therein the processing tool, or a part thereof, which is mechanically connected to the voice coil actuator. | 10-25-2012 |
| 20130119028 | DEVICE FOR PROCESSING PIPES BY MEANS OF A LASER BEAM - The invention relates to a device for processing pipes or other elongated materials ( | 05-16-2013 |
| 20130126491 | Method and Device for Machining a Workpiece by Means of a Laser - The invention relates to a method for machining a workpiece by means of a laser, wherein a laser beam of the laser irradiates the workpiece, the laser beam remains stationary and the workpiece is moved when a central region of the workpiece is irradiated, and the laser beam and the workpiece are moved at least intermittently when an edge region of the workpiece is irradiated. | 05-23-2013 |
| 20130168373 | LASER CUTTING PLOTTER - A laser cutting plotter comprises a machine body. The machine body is provided with a first track for being connected with a slidable table. The slidable table is connected with a driving device for moving the slidable table, so that the slidable table is horizontally movable along one axis relative to the machine body. A second track has two ends connected to the machine body and is located above the first track. Besides, the second track is perpendicular to the first track. Moreover, the second track is connected with a mirror seat that is horizontally movable along the second track. Thereby, the mirror seat is movable on one horizontal plane by means of a controller and is provided with a laser tube used to emit laser beams downwards from the mirror seat for cutting objects. | 07-04-2013 |
| 20130220984 | CARD REORIENTING MECHANISM AND METHODS UTILIZING SAME - Systems and methods that utilize a card reorienting mechanism are described. Generally, the card reorienting mechanism can transport and rotate a card without substantially contacting one of the principal surfaces of the card. The use of the card reorienting mechanism permits reorienting of the card without substantially contacting the principal surface of the card after the operation has been performed on the principal surface of the card. The card reorienting mechanism of the present disclosure can be useful where rotation of the card without contacting the principal surfaces of the card is desired moments after ink is applied to one of the principal surfaces of the card. In addition, substantially the entire principle surface is accessible for processing operations while the card is on the reorienting mechanism, such as for laser personalization or for image capture. | 08-29-2013 |
| 20130334185 | LASER PROCESSING APPARATUS - A laser processing apparatus including a laser beam branching mechanism provided between a laser oscillator and a focusing unit. The laser beam branching mechanism includes a spread angle adjusting unit for adjusting the spread angle of a laser beam and a branching unit for branching the laser beam into a plurality of laser beams. The branching unit includes a half-wave plate, a first polarization beam splitter for separating the laser beam into P polarized light and S polarized light, a first mirror for reflecting the P polarized light, a second mirror for reflecting the S polarized light, and a second polarization beam splitter for leading the P polarized light reflected by the first mirror and the S polarized light reflected by the second mirror to different optical paths extending in the same direction. | 12-19-2013 |
| 20130334186 | LASER PROCESSING APPARATUS - A laser processing apparatus includes a laser beam branching mechanism provided between a laser oscillator and a focusing unit. The branching mechanism includes a branching unit for branching a laser beam into a plurality of laser beams. The branching unit includes a half-wave plate for 45° rotating the polarization plane of the laser beam. A first polarization beam splitter separates the laser beam passed through the half-wave plate into P polarized light and S polarized light. A first mirror reflects the P polarized light and a second mirror reflects the S polarized light. A second polarization beam splitter leads the reflected P polarized light and the reflected S polarized light to different optical paths extending in the same direction, and an angle adjusting mechanism adjusts the angle of reflection of at least one of the P polarized light and the S polarized light. | 12-19-2013 |
| 20140061173 | VISUAL ALIGNMENT SYSTEM AND METHOD FOR WORKPIECE MARKING - An alignment system for permanently marking a workpiece with a marking device includes a camera, a display operatively connected to the camera and configured to generate an image as a function of camera input, a template having a marking area designation located in relation to the display such that the image is displayed against the marking area designation, and an adjustment table configured to allow controllable repositioning of the workpiece relative to the marking device. | 03-06-2014 |
| 20150321284 | LASER PROCESSING APPARATUS - A laser processing apparatus includes a holding table for holding a workpiece, a laser beam applying unit for applying a laser beam to the workpiece, a feeding mechanism for relatively moving the holding table and the laser beam applying unit, a detector for applying detection light to the workpiece and detecting the quantity of reflected light obtained by the reflection of the detection light from the workpiece, and a controller for determining whether or not the workpiece is present at a laser beam applying position according to a detection signal output from the detector. The holding table includes a holding member for holding the workpiece under suction and an annular mount member provided so as to surround the holding member for mounting the holding member. The mount member has an upper surface treated by an irregular reflection process for irregularly reflecting light. | 11-12-2015 |
| 20150336214 | APPARATUS AND METHOD FOR PEELING COIL OF MOTOR - Disclosed is an apparatus for peeling a coil of a motor, including a pallet on which the coil is mounted; a conveying part formed long in a lengthwise direction and configured to convey the pallet; a clamper located at the side surface of the conveying part and formed to be movable toward the conveying part and to fix the tip portion of the coil; and a laser irradiating part located at a side surface of the conveying part to radiate laser at a peeling work spot and to peel a coating layer of a tip portion of the coil. Therefore, a bonding force between the coil and the bus bar can be easily increased. | 11-26-2015 |
| 20160067819 | LASER PROCESSING APPARATUS - A laser processing apparatus includes a laser beam applying unit having a processing head for applying a laser beam to a workpiece held on a chuck table, a moving unit for relatively moving the chuck table and the laser beam applying unit, a controller for controlling the laser beam applying unit and the moving unit, an input unit for inputting a desired processing result, and a three-dimensional imaging unit for imaging a processed condition of the workpiece held on the chuck table to form a three-dimensional image. The controller adjusts processing conditions so as to obtain the desired processing result input by the input unit according to the desired processing result and the three-dimensional image formed by the three-dimensional imaging unit, and then controls the laser beam applying unit and the moving unit according to the processing conditions adjusted in the processing conditions adjusting step. | 03-10-2016 |
| 20160151858 | CHARGING DEVICE OF A WELDING FIXTURE OF SPACER GRID | 06-02-2016 |
