Abstract: Systems, methods, and apparatuses for a self-locating compass for use in navigation are disclosed. The self-locating compass is operable to provide position and/or velocity without information from a global positioning system (GPS) device. The self-locating compass includes a direction finder and a Lorentz force detector. The method includes determining orientation with respect to Earth's magnetic field, measuring a Lorentz force proportional to rate of change of location with respect to the field, determining a change in location, and updating location.

Abstract: An electronic module, in particular for a hand-held power tool, includes at least one electronic unit, at least one contacting unit which is provided to establish contact with an electric energy source and/or to transfer electronic data, and at least one cover unit. The contacting unit is mounted on one side of the electronic unit facing away from the cover unit.

Abstract: A method for sensing at least one characteristic value of at least one tool, in particular a hand-held power tool, includes detachably connecting the tool to at least one additional module and detecting with the additional module at least one characteristic value of the tool. The method further includes carrying out at least one training operation. The training operation includes deriving at least one reference value from the at least one characteristic value via the additional module and storing the reference value.

Abstract: A height measuring apparatus. The height measuring apparatus includes a frame; a driving mechanism including a driving body that is connected with and movable along the frame and a moving part that is vertically movable with respect to the driving body. The driving body includes an altitude detector configured to detect an altitude of the moving part; a force transfer rod connected with the moving part to form a lever structure; a touching head connected with a first end of the force transfer rod; a dynamometer connected with a second end of the force transfer rod; a controller configured to stop the moving part from moving in response to the value of the force detected by the dynamometer reaching a predetermined force value; and a location detector configured to detect a location of a foreign object and send the detected location of the foreign object to the controller.

Abstract: A system for displaying digital content comprising a display screen, comprising a processor, adapted to display digital content, a structural assembly, secured to the rear face of the display screen, configured to mount the display screen on a vertical surface, and a processing controller within the structural assembly configured to communicate with the display screen processor. The system also comprises power assembly, external to the display screen, configured to connect to an external power supply to power the display screen, a connector cord configured to connect the display screen and the power assembly, and a wall mounting device configured to matingly secure to the structural assembly to hang the display screen on a vertical surface. Finally, the system includes an application, configured to run on a computer with memory and processor, and configured to communicate with the processing controller to control the display of images on the display screen.

Abstract: A lead/lag torch angle adjustment system for a weld held. The weld head device includes a torch head assembly that includes an electrode. The weld head device also includes a support device that supports the torch head assembly and a barrel assembly that is operatively connected to the torch head assembly and the support device. The barrel assembly is configured to change at least one of a lead angle and a lag angle of the electrode with respect to a workpiece. The barrel assembly includes an adjustment mechanism that includes a first section that is operatively connected to the torch head assembly. The adjustment mechanism also includes a second section that is configured to accept the mount plate. The barrel assembly also includes a mount plate that is operatively connected to the support device and at least one barrel clamp. The barrel clamp is configured to attach to the mount plate and also configured to accept the second section.

Abstract: In accordance with one example embodiment of the present invention, a plurality of antennas that are arranged according to a predetermined geometrical pattern receive radio emission signals from nearby radio emitting objects. Said radio emission signals are used to exhibit augmented reality indicia on a display, wherein the position of said augmented reality indicia on said display approximately indicates the direction of arrival of said radio emission signals. One or more databases, either positioned on the cloud or locally, may store the data, settings, and authorizations associated with said radio emitting object to permit and regulate the representation of said augmented reality indicia.

Abstract: An electronic device may have electrical components mounted in alignment with an electronic device housing. A compass in the electronic device housing may potentially be misaligned with respect to the electrical components and the electronic device housing. Reference devices having compasses may be used to gather compass data while one or more electrical components in the reference devices are controlled to generate magnetic fields that are detected by the compasses. An electronic device may be calibrated in a factory or in the field using calibration data produced by comparing compass readings gathered from the compass in the device while controlling electrical components in the device to compass data from the reference devices. Calibration data may be applied to compass readings in real time to correct for misalignment between the compass and the electronic device housing.

Abstract: A signal generator includes a main body supported by a holder, an antenna mounted on the main body for emitting electromagnetic waves, a bubble level mounted on the main body for indicating whether the main body is horizontally placed, and two laser generators mounted on the main body for generating laser beams. The holder is configured for adjusting the main body to be horizontally positioned and adjusting each of the laser beams to irradiate at a predetermined point each time.

Abstract: A line marking assembly for applying a marking a straight line with a marking powder onto a surface is disclosed. The line marking assembly comprises two chambers configured to mount one on each side of a level. Each chamber contains a cord wound on a spool, marking powder and a tensioning assembly that exerts a constant and continuous pull on the cord. The cords from each of the chambers may be combined with a coupler. Moving the coupler back and forth between the chambers coats the cords with marking powder. Placing the assembly onto a surface and snapping the cord marks a straight line on the surface.

Abstract: A marine navigation compass-protractor having a transparent base and a three-hundred sixty degree (360°) directional scale on a top surface is disclosed. The transparent base allows it to be placed on a map while still viewing map details. The center of the compass protractor has a plurality of rotating arms that numerically depict the direction and engine thrust characteristics of marine vessels jointly performing navigational tasks. Another arm provides a bearing/heading indication. The marine navigation compass-protractor enables an operator of a marine vessel better perform navigational decisions.

Abstract: An apparatus for measuring geologic strike and dip of a formation. The apparatus includes a support plate, a first rotation plate disposed on the support plate and parallel to the support plate, the first rotation plate being rotatable parallel to the support plate, a second rotation plate hinge-coupled to the first rotation plate, the second rotation plate being rotatable about a hinge shaft, a protractor configured to read an angle between the first rotation plate and the second rotation plate; and a measuring unit including a compass disposed on the second rotation plate.

Abstract: A compass includes a case, a first support shaft, a second support shaft, and a needle. The case includes an upper plate, a lower plate, and a side wall that connects edge portions of the upper plate and the lower plate. The first support shaft is coupled to the lower plate and protrudes toward the upper plate, and the second support shaft is coupled to the upper plate and protrudes toward the lower plate. The needle includes a support unit, a first indicator unit, and a second indicator unit. The support unit is disposed between the first support shaft and the second support shaft, and includes a first support groove that is formed close to the first support shaft and a second support groove that is formed close to the second support shaft. The first indicator unit is coupled to one side of the support unit, and the second indicator unit is coupled to the support unit to face the first indicator unit with the support unit therebetween.

Abstract: A level for indicating the orientation of a surface includes a first planar surface, a second planar surface, and a web coupled to the first planar surface and the second planar surface such that the first planar surface is spaced apart from and is parallel to the second planar surface. A vial defines a long axis and contains a liquid and a gas bubble. The vial is coupled to the web such that the long axis is substantially parallel to the first planar surface. A tube deburring portion is coupled to the web and includes a male conical portion arranged to deburr an inner edge of a tube and a female conical portion arranged to deburr an outer edge of the tube.

Abstract: An apparatus for measuring geologic strike and dip of a formation. The apparatus includes a support plate, a first rotation plate disposed on the support plate and parallel to the support plate, the first rotation plate being rotatable parallel to the support plate, a second rotation plate hinge-coupled to the first rotation plate, the second rotation plate being rotatable about a hinge shaft, a protractor configured to read an angle between the first rotation plate and the second rotation plate; and a measuring unit including a compass disposed on the second rotation plate.

Abstract: An apparatus for orienting a test article relative to a loading axis includes a first member and a second member. The first member may have a concave surface. The second member may have a convex surface configured to engage the concave surface in a manner such that the second member is movable relative to the first member. The test article may be coupled to one of the first and second members such that relative movement thereof facilitates general alignment of the test article with the axial loading axis. The leveling apparatus may further include a plurality of positioning devices configured to facilitate adjustment of an orientation of the second number relative to the first member such that the alignment of the test article may be adjusted.

Abstract: A signal generator includes a main body supported by a holder, an antenna mounted on the main body for emitting electromagnetic waves, a bubble level mounted on the main body for indicating whether the main body is horizontally placed, and two laser generators mounted on the main body for generating laser beams. The holder is configured for adjusting the main body to be horizontally positioned and adjusting each of the laser beams to irradiate at a predetermined point each time.

Abstract: A level for indicating the orientation of each of a surface, a first electrical device, or a second electrical device, the level including a first planar surface, a second planar surface, a web, and a vial. The web is coupled to the first planar surface and the second planar surface such that the first planar surface is spaced apart from and is parallel to the second planar surface. The vial has a long axis and contains a liquid and a gas bubble and is coupled to the web such that the long axis is substantially parallel to the first planar surface. A first perimeter is formed as part of the web, shaped substantially the same as a portion of the first electrical device, and sized to engage the portion of the first electrical device such that the vial is operable to indicate the orientation of the first electrical device.

Abstract: A recreational or outdoor compass is comprised of a base member and a vial assembly pivotally coupled to said base member. The vial assembly comprises a vial and a magnetized indicator member pivotally journaled in the vial and pointing to magnetic north. The vial assembly is further comprised of an azimuth ring indirectly or directly frictionally coupled to the vial and a transparent disc member permanently aligned with the azimuth ring and arranged below the vial. Moreover, the vial assembly comprises a retention means permanently aligned with the azimuth ring, such that holding of the retention means allows to rotate the vial separately from the azimuth ring by exceeding the frictional force.

Abstract: Provided is an electronic level capable of accurately measuring a height difference between two points even when a waving method of finding and determining as a measured height a minimum value of read heights while rocking a leveling rod back and forth is used. An electronic level includes leveling rod reading-in means (S2) which reads graduations on a leveling rod being rocked back and forth and stores read heights, and stores the time of reading, approximate function determining means (S3) which approximates the read heights read in by the leveling rod reading-in means by a quadratic function of time, and measured value calculating means (S4) which determines a minimum value of the quadratic function approximated by the approximate function determining means as a measured height.

Abstract: A sensor assembly includes a sound sensor, an image sensor, an acceleration sensor, and a gyroscope sensor. The sound sensor includes a substrate defining a first cavity, a diaphragm positioned on the substrate and covering the first cavity, a back plate covering the diaphragm and positioned on the substrate, and a capacitance. A first electrode layer is coated on the diaphragm and faces the first cavity. A second cavity is defined between the diaphragm and the back plate. A second electrode layer is coated on the back plate and faces the second cavity. The capacitance is electrically connected between the first and second electrode layers. The image sensor, the acceleration sensor, and the gyroscope sensor are positioned on the substrate.

Abstract: A receiving device, in particular for a sensor, grading instrument or the like, including a housing with a housing upper part in which the grading instrument can be arranged. An intermediate part is provided by which a holding position and/or a mounting position can be set.

Abstract: A cut out template device is provided which enables fast installation of electrical boxes and devices by allowing for improved alignment and location. The cut out template includes a cavity having a size and shape approximating the size and shape of the electrical box and at least one leveler bubble for ensuring the template is level in either the horizontal or vertical direction.

Abstract: A multi-sided framing guide includes a stud side with stud pockets, a nail side with nailing windows, and an intermediate side adjoining the stud and nail sides.

Abstract: A combination name badge and compass includes a substantially planar substrate having a front surface that has name indicia thereon, and a rear surface and a clutch bar that includes spaced pins. The clutch bar is secured to the rear surface of the planar substrate with the pins extending away from the planar substrate. A magnetic circuit includes a pair of opposite polarity magnets mounted at the substrate. The magnetic circuit further includes a metal arrow that is coupled with the opposite polarity magnets to form the magnetic circuit. When the name badge is floated on a liquid surface the metal indicator points to magnetic north.

Abstract: An illuminated device for checking an orientation to horizontal, comprising an elongated flat surface for engaging a surface of an object; at least one bubble level disposed in relation to the elongated flat surface to facilitate indicating when the elongated flat surface is horizontal; a light source for illuminating a region in proximity to the elongated flat surface; and an elongated body comprising the elongated flat surface, the at least one bubble level, and the light source.

Abstract: The technical solution provided enables it to determine true meridian of an unmovable object on the Earth, and when moving at constant velocity true track angle. This solution is based on fixation of true meridian by zero value of linear acceleration with induced rotating points of determining pressure around the vertical. Said determinations are implemented quickly and accurately, irrespective of the disturbing factors influence, in particular, electromagnetic and magnetic fields, weather conditions, vibrations, cross accelerations, temperature and others.

Abstract: A head-mounted navigation system may include an image sensor configured to sense one or more objects forward of a person and to generate image information representative of the one or more objects. A bearing sensor may be included and configured to detect bearing and to generate bearing information representative of the bearing. Securing apparatus may be included and configured to secure the bearing sensor to the person. The securing apparatus may be configured to secure the bearing sensor to the torso of the person, such as to his or her back. A processing system may be included and configured to receive the image information and/or the bearing information and to generate display information representative of the one or more objects and/or the bearing. A display may be included and configured to receive the display information and to display visual information representative of the one or more objects and/or the bearing.

Abstract: The invention refers to a receiving device, in particular for a sensor, grading instrument or the like, comprising a housing with a housing upper part in which the grading instrument can be arranged. The invention is characterised in that an intermediate part is provided by means of which a holding position and/or a mounting position can be set.

Abstract: An interior rearview mirror system includes an interior rearview mirror assembly and a compass sensor. A physical mount mounts the compass sensor at the reflective element whereby the compass sensor adjusts in tandem with adjustment of the reflective element. A control receives at least one signal indicative of at least one magnetic field sensed by the compass sensor. The control determines a directional heading of the vehicle based on the signal or signals and generates a signal indicative of the directional heading of the vehicle. The control may automatically compensate for adjustment of the compass sensor in tandem with adjustment of the reflective element.

Abstract: A comb system for creating or replicating a haircut. The comb system has a comb that measures different angels via level and measuring attachments that can be affixed or movable about the comb so user can select the desired angle for an accurate cut.

Abstract: An antenna feed angular alignment tool for an antenna feed and method of use. The tool having a body with a bore between a first end and a second end; a capsule, retained within the bore, having a first material and a second material enclosed within a cavity of the capsule. Coupling feature(s) integral with the body, proximate the first end are configured to rotationally couple with the antenna feed. The first material and the second material having different densities are movable within the capsule, indicating when the capsule and thereby the tool are aligned with a horizontal plane.

Abstract: A celestial navigation device. A full-featured embodiment is useful as a sundial and planisphere and for measuring, among other things, latitude, longitude, and for time to angle conversions. The device may have one or more rings and is based on a transparent circular tube having a gravity indicator, typically a ball or bubble, in the circular tube, which locates the lowest or highest point in the tube to indicate time or angle measurements against a corresponding scale. The device may have a 24-hour time scale, a calendar scale, and/or an angle scale. One embodiment includes a split analemma with separate north and south portions. Each analemma portion is used with a corresponding gnomon of a pair of gnomons, each on opposite sides of the tubular ring. A two-ring embodiment has an inner ring and outer ring rotatably slidable relative to one another. Two additional gnomons and star position marks may be provided for star sighting observations.

Abstract: A measuring device, for measuring a deviation of a body to determine an amount of shimming requisite for the body, includes an elongated member, a level indicating member, a gauge member and a jack screw member. The level indicating member is disposed on the elongated member. The gauge member is disposed on the elongated member, and the jack screw member is disposed adjacent to the gauge member on the elongated member. The elongated member may be placed on the body for measuring the deviation of the body to determine the amount of shimming requisite for the body. The jack screw member is capable of adjusting the elongated member on the body until the level indicating member indicates a horizontal orientation of the elongated member on the body. The gauge member is capable of measuring the deviation of the body, at the horizontal orientation of the elongated member on the body.

Abstract: A height measurement apparatus for measuring a height of a workpiece is provided. The height measurement apparatus includes a support member, a level bar and a height gauge. The level bar is installed on the support member and movable along a horizontal direction. The height gauge is installed on the level bar and vertically movable along a vertical direction relative to the level bar. The height gauge comprises a probe for contacting the workpiece, thereby detecting the position of the workpiece.

Abstract: An electronic scale having a measuring sensor (1 . . . 16), a digital signal processing unit (18), a digital display (19) and an inclinometer (40). The inclinometer derives a signal for the tilt of the scale from the difference of at least two signals. The digital signal processing unit (18) is provided with an additional circuit component or program routine that adds the two signals and, by way of this cumulative signal, corrects the vibration-distorted signal of the measuring sensor (1 . . . 16). A plurality of inclinometers enables the simultaneous detection of momentary gravitational acceleration. For example, in an electric bubble level, the gas bubble moves out of place when tilted and the diameter of the gas bubble changes when the gravitational acceleration changes. The scale thus provides an additional signal for correcting the influence of disturbances with minimum complexity.

Abstract: An angle indicator is provided for measuring an angle of inclination of a structure with respect to a plane, such as a horizontal or vertical plane. The angle indicator includes a housing adapted and configured to be mounted to the structure, an indicator movably disposed in the housing having an angular range of motion about an axis intersecting the plane, and indicia provided on the housing for indicating proper angulation of the structure with respect to the plane. The indicia can be defined at least in part by a first arcuate segment, wherein the indicia and the indicator are configured to be in visual alignment to an observer when the angle of inclination of the structure with respect to the plane achieves a predetermined angle. In accordance with a preferred embodiment of the invention, the predetermined angle can be about thirty degrees.

Abstract: An interior rearview mirror system for a vehicle includes an interior rearview mirror assembly, a casing having a reflective element, a compass sensor and a control. The compass sensor is disposed within the mirror casing and has a first magnetoresponsive sensing element and a second magnetoresponsive sensing element. The control receives a first signal indicative of a magnetic field sensed by the first magnetoresponsive sensing element and a second signal indicative of a magnetic field sensed by the second magnetoresponsive sensing element. The control determines that the casing is adjusted by an occupant of the vehicle in response to a change in the first and second signals being indicative of an abrupt movement of the casing about the mounting structure by an occupant of the vehicle. The control is operable to enter a rapid compensating mode to compensate for the mirror adjustment.

Abstract: A level assembly for a wading rod used to measure current flow velocity of a wadable body of water, such as a stream or a river. The level assembly includes a level body that is attached to the hexagonal or depth rod of the wading rod at a desired position using a fastener. The level body has a level indicator to determine whether the wading rod is plumb. An alignment bar is attached to the level body and positioned parallel to a wading tagline to aid in maintaining a perpendicular orientation of the wading rod. The level assembly can be repositioned by loosening the fastener, sliding it up or down the depth rod, and re-tightening the fastener at another desired position. The level assembly is used to maintain a level and perpendicular orientation of the top setting wading rod to the tagline, enabling more accurate flow velocity measurements.

Abstract: An improved combination level and rasp tool particularly adapted for use in forming, shaping, and smoothing, EIFS surfaces is disclosed. A combination level and rasp tool includes an elongate frame having at least one level mounted thereto, a pair of spaced elongate hand hold apertures formed therein, and an elongate saw tooth rasp blade removably mounted to the frame and angularly disposed relation therewith. The upper portion of the frame preferably defines an angularly disposed elongate slot for receiving the rasp blade and suitable fasteners are provided for securely affixing the rasp blade. The rasp blade is configured to project angularly upward for ease of use.

Abstract: A portable electronic device includes a main body, a display screen formed on the main body, and an orientation sensor mounted on the main body. The orientation sensor includes a ring-shaped container having an opaque liquid and a gas bubble sealed therein, and a detection assembly. The detection assembly includes a light source, many spaced light detection elements, and a display controlling module. The gas bubble is movable in the container for allowing transmission of light from the at least one light source therethrough. Each of the light detection elements is configured for sensing the light transmitted through the gas bubble and outputting a sensing signal. The display controlling module is configured for deviating the displayed image at a given angle clockwise or counterclockwise from the original orientation of the image based on the sensing signals.

Abstract: The electronic watch (1) indicates the time using two hands (2, 3). This electronic watch includes an electronic compass (10), a processing unit (13) with a microcontroller (15) for calculating the direction of North on the basis of detection signals provided by magnetic sensors of the compass. The watch also includes motorised means (16) driving the hands controlled by the processing unit in order to place the hands (2, 3) in a time mode, a selected direction mode or a selected compass mode, and a manual control member (4) connected to the microcontroller processing unit. This control member (4) can be manually activated in a selection position in order to perform selection from the time mode to the direction mode and/or to the compass mode.

Abstract: Promotional material display devices are provided. The display devices have a unique configuration that improves visual display and organization of promotional material including flyers and business cards. The display devices uniquely integrate a direction indicator with the display device providing an attractive dimension to and purpose for the flyer and business card holder in real estate applications.

Abstract: Disclosed herein is an azimuth determination apparatus including: a horizontal-direction acceleration detection section installed in a movable body as a section configured to detect an acceleration caused by a centrifugal force, which is generated when said movable body is making a turn, as an acceleration oriented in a horizontal direction perpendicular to the traveling direction of said movable body. The apparatus further includes an azimuth determination section configured to produce a result of determination as to whether said movable body is making a right or left turn on the basis of said detected acceleration oriented in said horizontal direction and threshold values.

Abstract: The portable electronic device, preferably a wristwatch, includes a radiofrequency signal receiver for receiving, in particular, GPS signals via an antenna, a magnetic compass, a microprocessor data processing unit for processing data provided by the receiver and the compass, and storage means in which almanac and ephemeredes data relating to satellites is stored. The compass is arranged for provide an orientation signal to the data processing device. In this manner, the unit can control means for indicating a direction to indicate a preferred orientation for searching for satellites visible to the user in a reading position of the watch. These indicating means can be formed by the time indicating hands moved above a watch dial. The preferred orientation is calculated by the processing unit on the basis of the almanac and ephemeredes data, time data and the orientation signal.

Abstract: A twin level assembly including two levels, wherein one of the two levels also contains an indicating device for performing a separate function, is disclosed. The twin level assembly comprises a first level and a second level that is selectively receivable into the first level through an opening in an end cap and into a receptacle of the first level. The second level is held in the first level by a retention mechanism. The first level and the second level each have at least one bubble vial for visually displaying level indications, while the indicating device in the second level is a type of stud sensor, laser pointer, metal detector, wire detector, or a sonic measurement device.

Abstract: A pocket level having a detachable line level whose bubble vial doubles as the pocket level's horizontal bubble vial, and an angle finder for enabling the determination of the angle of an inclined surface which includes a bubble vial housed in a wheel rim directly rotated by a user applying a rotation force to a portion of its exterior non-slip circumferential wheel rim surface preferably accessible via a throughgoing cutout formed in the pocket level's upper surface.

Abstract: Disclosed is an electrical device installation tool configured to aid in spacing, aligning, leveling, and securing, singly or in series electrical device in their boxes before installation on wall plates. The tool comprises a lower overlay with width, length and having at least a first opening configured to substantially conform to engage a portion of one type of electrical device; an upper overlay with width, length and having at least a set of first openings separated by a second opening defining a central bridge, the first and second openings configured to substantially conform to engage a portion of another type of electrical device; a pair of leveling means arranged orthogonally with each other, the leveling means mounted on the tool; and a plurality of gripping means mounted on the tool configured to facilitate a firm and accurate hold on the tool and all its secured electrical devices while in use.

Abstract: A combined laser light and compass unit comprising: a magnetic compass having a sight lens and a slotted cover to form a sight line, a laser light capable of emitting a pin-point beam and being aligned with the sight line; and a pivotal laser fight mounting member that pivotally secures the laser light to the compass such that while a user holds the combined laser light and compass unit level, the laser light marks an object at a distance with the pin-point beam in a direction chosen by said user and the pivotal laser light mounting member allows the user to mark the object upward or downward of the user.

Abstract: A hybrid three-axis magnetic sensor for calculating the accurate direction of the earth magnetism. The hybrid three-axis magnetic sensor includes: a flux gate type magnetic sensor which is so formed that a base serves as a main member and detects two axis components of a magnetic vector defined by a plane parallel to the base; a Hall element which detects another component of the magnetic vector orthogonal to the base; a tilt sensor which detects a tilt angle of the base; and a CPU, wherein the flux gate type magnetic sensor and the Hall element are integrally structured together as a hybrid IC. The thus detected three dimensional magnetic vector is corrected in the light of inclination of the base, so that the direction of the earth magnetism is accurately calculated.