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| Number | Title | Issue Date |
| 7861423 | Surveying instrument, surveying system, method for detecting measured object, and computer-readable recording medium for detecting measured object A surveying instrument for measuring three-dimensional position of a measured object, has a detecting section for detecting a direction of the measured object by rotational emission of two or more fan-shaped laser beams in which at least one beam is inclined; an opt... | 01/04/2011 |
| 7493699 | Interchangeable horizontally and vertically laser suitable for use in small spaces A laser transmitter adapted for use in small spaces such as pipes and sewers includes a housing having two exit windows positioned in generally orthogonal planes. The laser transmitter includes a leveling mechanism that is capable of directing a collimated beam thro... | 02/24/2009 |
| 7411512 | Tracking the geographic location of an animal Systems and techniques for tracking the geographic location. In one aspect, a method includes receiving timed magnetic field information descriptive of a magnetic field to which a magnetometer was subject, the magnetic field information having been collected while t... | 08/12/2008 |
| 7392591 | Light line generating assembly An assembly for generating light lines on a surface is disclosed. The assembly may include a first housing coupled to a second housing. The first housing includes the first housing may include a first light source and a second light source capable of generating inte... | 07/01/2008 |
| 7288032 | Putting training device A golf putting training device that indicates the proper aim point on sloped putting surfaces such as golf course greens and compensates for the slope of the various putting surfaces. The device comprises a platform supporting one or more spirit levels. The device c... | 10/30/2007 |
| 7269907 | Laser line generating device with swivel base A laser alignment device includes a laser generating device, an upper attachment portion, and a lower attachment portion. The laser generating device includes a housing and a laser generator. The upper attachment portion is disposed near a bottom of the housing, and... | 09/18/2007 |
| 7243434 | Laser theodolite and kit for converting a new or pre-existing theodolite into a laser theodolite The present invention provides a laser theodolite device and kit for converting a new or pre-existing theodolite into a laser theodolite. More specifically, in one embodiment, the laser theodolite device comprises a theodolite having a visible and/or reflective lase... | 07/17/2007 |
| 7213343 | Dual axis single motor platform adjustments system An arrangement for use in a light beam projection device for adjusting an orientation of a projected light beam is disclosed. The arrangement comprises a base frame, a support platform adapted to set the orientation of the projected light beam, and a pivot member pi... | 05/08/2007 |
| 7181853 | Modular laser layout system A light emitting module and a modular light emitting system with leveling capability. The system relates to light-based (e.g. lower-based) layout tools of the type used in the construction industry. More specifically, the system relates to a modular light emitting s... | 02/27/2007 |
| 7173779 | Kinematic mount having connectors with beveled edges The kinematic mount includes first and second plates and three connectors. The first plate has three grooves therein. The grooves are spaced 120 degrees apart from one another. The second plate has three indentations therein. Each of the indentations is located at a... | 02/06/2007 |
| 7135654 | Angle-variable optical marking apparatus An optical marking apparatus includes: a laser illuminator mounted in a housing for emitting a laser optical line for marking purpose, and an angle-variating device provided in the housing; whereby upon an angular rotation of the apparatus, the laser illuminator wil... | 11/14/2006 |
| 7134212 | Laser level A laser level disposable on a reference surface includes a housing, a pendulum pivotably connected to the housing, a first laser diode disposed on the pendulum for emitting a first laser beam along a first path, a first lens disposed on the pendulum in the first pat... | 11/14/2006 |
| 7124513 | Three way laser indicator A laser indicator has a laser mechanism having three laser generators generating laser beams perpendicular to each other. Each of the three laser generators is electrically coupled to a separate laser control motor for independent control of the beam of the correspo... | 10/24/2006 |
| 7111406 | Laser calibration apparatus and method A laser calibration device includes a housing and a pendulum pivotally coupled to the housing and suspending downwards therefrom. A laser deck is mounted to the pendulum. At least one laser for emitting a laser line is mounted to the laser deck. The laser includes a... | 09/26/2006 |
| 7096591 | Dual axis single motor platform adjustments system An arrangement for use in a light beam projection device for adjusting an orientation of a projected light beam is disclosed. The arrangement comprises a base frame, a support platform adapted to set the orientation of the projected light beam, and a pivot member pi... | 08/29/2006 |
| 7086163 | Method and remote-controlled reflector device for layout axis lines during construction of a building in the absence of direct line of sight A method and remote-controlled reflector device for layout reference and axis lines is provided for use preferably in high building construction industry. The reflector device includes a mirror capable of rotating about its horizontal and vertical axes as controlled... | 08/08/2006 |
| 7088750 | Adjustable laser module An adjustable laser module has a main body, a laser generator provided in the hollow interior of the main body at a first end thereof for emitting a laser beam, a cylindrical lens provided in the hollow interior at a second end thereof, a first adjusting device coup... | 08/08/2006 |
| 7059057 | Laser level A laser level disposable on a reference surface includes a housing, a pendulum pivotably connected to the housing, a first laser diode disposed on the pendulum for emitting a first laser beam along a first path, and a lens disposed on the pendulum in the first path ... | 06/13/2006 |
| 7059058 | Rotational constructional laser A rotational construction laser includes a housing (17) a laser unit (4) located in the laser housing (17), a device (5) for rotating, at least segmentwise, a laser beam (2) of the laser unit (4) within a rotational plane (R... | 06/13/2006 |
| 7044653 | Microassembly and method for using same The present invention provides a microassembly comprising a support structure, a body having a rounded portion in close proximity to the support structure and a microelement carried by the body. A fastener is provided to secure the rounded portion of the body to the... | 05/16/2006 |
| 7040030 | Laser centering device A laser centering device (30) that is attached to a survey apparatus by replacing it with a centering telescope optical system is formed of an inner barrel (32) that fixes a pentagonal prism (40) at one end thereof and is internally provided wit... | 05/09/2006 |
| 7031367 | Laser level A laser level disposable on a reference surface includes a housing, a pendulum pivotably connected to the housing, a first laser diode disposed on the pendulum for emitting a first laser beam along a first path, a first lens disposed on the pendulum in the first pat... | 04/18/2006 |
| 7024791 | Tape measure with laser beam A tape measure includes a housing, a rule blade coilable within the housing, and a light plane generator disposed on the housing. The light plane generator may include a laser source for emitting a laser beam and a line lens in the path of the laser beam for convert... | 04/11/2006 |
| 7024780 | Method and device for determining the rectilinearity of guide rails A method and a device for determining the rectilinearity of guide rails wherein a guide rail is oriented substantially parallel to a reference axis. At least one light beam is emitted along the reference axis by a light source and is detected by a light detector. Wh... | 04/11/2006 |
| 6952883 | Dimension-measuring column and method for entering a command to switch the measure mode in such a column Method enabling a command to switch the measure mode to be entered in a single vertical axis dimension-measuring column. The mode witch command is entered by pressing the probe tip against the piece to be measured during a time interval greater than a predetermined ... | 10/11/2005 |
| 6938350 | Apparatus for producing a reference plane The present invention provides an apparatus and method for projecting a reference plane. The invention features emitting a light beam, splitting the light bean into two or more resulting beams, and converting the resulting beams into respective projected lines. The ... | 09/06/2005 |
| 6937392 | Telescope, telescope tube and telescope mount for supporting a telescope tube A telescope comprises a telescope tube and a mount for supporting the telescope tube for altitude and azimuth positioning. The mount comprises an azimuth assembly including vertical bearing holders in spaced parallel relation and an altitude assembly including inter... | 08/30/2005 |
| 6922901 | Light leveling device having remote control A light leveling device includes a stationary light instrument received in a housing, and a rotatable light instrument rotatably attached to the housing, to allow the rotatable light instrument to be rotated and adjusted relative to the housing and the stationary li... | 08/02/2005 |
| 6920394 | Method and apparatus for determining the elevation of an underground structure A survey device for determining an elevation of a subterranean architectural feature includes a distance sensor operable to generate a first signal indicative of a line-of-sight distance from the survey device to the subterranean architectural feature. The device al... | 07/19/2005 |
| 6915583 | Laser level A light detector which includes a housing having front and rear walls, a light receiving section disposed on the front wall, and displays disposed on the front and rear walls for showing the location of received light relative on the light receiving section. Also di... | 07/12/2005 |
| 6892463 | Laser beam module for simultaneously producing two mutually perpendicular optical planes A laser beam module capable of simultaneously producing two mutually perpendicular optical indicator planes, and adapted for usage on building construction sites, thereat synchronously acquiring horizontal and perpendicular measurements as a basis for datum lines. T... | 05/17/2005 |
| 6871408 | Manual leveling rotating laser with swivel head A self-contained laser generator uses a laser diode and a mirror to generate a laser light beam, split it into two parts, and generate perpendicular beams of laser light. One of more mirrors are useful for receiving light and splitting it into two beams. An internal... | 03/29/2005 |
| 6829834 | Multi-angle self-leveling line generation A self-leveling tool for projecting a line of light along a wall or other vertical surface at one of a plurality of predetermined angles. The tool self-aligns to emit a plane of light at one of the predetermined angles (e.g., 0, 90, 180 or 270 degrees), thereby proj... | 12/14/2004 |
| 6782034 | Laser plumbing and leveling instrument which adjusting height of horizontal line The present invention discloses a laser-plumbing leveler with adjustable height of the horizontal line, which comprises a laser emitting device, a laser line (plane) projecting optical system, and a laser line (plane) rotating and/or moving unit, wherein the laser l... | 08/24/2004 |
| 6754969 | Self-leveling constructional laser A constructional laser including a self-leveling optical system located in the laser housing (2) and generating a visible plumb light beam (5a) and/or visible horizontal light beam (5b), and a stand (7) fixedly secured to th... | 06/29/2004 |
| 6729589 | Kinematic mount The kinematic mount preferably includes a first plate, a second plate, and a three connectors. The first plate has three indentations therein, where the indentations are each located at respective apexes of an equilateral triangle. The second plate has three grooves... | 05/04/2004 |
| 6722048 | Laser projection apparatus for point and line A laser projection apparatus has an adjustment platform having a base seat, a platform portion that is adjustably coupled to the base seat, and an adjustment mechanism that is operatively coupled to the base seat and the platform portion to adjust the inclination an... | 04/20/2004 |
| 6718643 | Laser line beam emitting apparatus having functions of emission of a straight laser line beam therefrom into the area at the wide-angle, and a method thereof For purpose of both of reduction in the number of parts that contributes to lower cost, and facilitated adjustment of location of a pair of laser beams for formation of a precise straight line beam drawn on objects in the wide-angle area, there are provided an appar... | 04/13/2004 |
| 6694630 | Multiple-axis laser emitter with optical beam splitter A multiple axis laser emitter (1) comprising an optical beam splitter (4) having at least two reflectively coated mirror surfaces (7a, 7b, 7c, 7d) oriented perpendicular to each other and each oriented at an angle of 45° to a collimated main beam (H) of ... | 02/24/2004 |
| 6688011 | Modular laser system for level determination A modular laser level determination system includes a laser beam generator in a housing, fixed to a positioner. The laser beam is oriented towards a central shaft inside the housing that is not closed off by any obstacles and passes through a collimator. ... | 02/10/2004 |
