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7383637 Inclination sensor and method of attaching the same  
Is disclosed an inclination sensor for detecting an inclination of a vehicle body in both lateral and longitudinal directions by a pendulum type movement rotatably supported on a rotation shaft...
7380345 Portable digital horizontal inclinometer  
Taught herein are portable digital horizontal inclinometers which utilize magnetic field to dampen the free swing of the pendulum. The inclinometers feature simple structure, small size, high...
7325327 Method and apparatus for measuring angular or linear displacement  
An apparatus and method are disclosed for measuring the angular or linear displacement of an object. That displacement is transmitted to a movable conductive member, which, in response thereto, is...
7325322 Electric park brake inclinometer  
A tilt sensor system ( 10 ) is provided comprising a housing ( 12 ), a magnetized region ( 13 ) within the housing ( 12 ), and a magnetized, articulated pendulum ( 14 ) magnetically coupled to the...
7318283 Inclination sensor  
An inclination sensor includes: a case having a turning shaft section projected in a lateral direction on a front surface thereof; magnetism detecting means fixed on an upper side of the turning...
7305771 Rotation sensor  
A rotation sensor comprising a Y-shaped strip and a conducting strip is disposed in a digital imaging device. The conducting strip is disposed below the Y-shaped strip. The Y-shaped strip has two...
7210242 Detection method of lift guide rail perpendicularity and a detector for implementing this method  
A detection method for measuring lift guide rail perpendicularity and an apparatus for practicing the method. The detection method includes the following steps: selecting several monitoring points...
7086165 System and method for managing power in an electronic device  
A system and method for conserving power in an electronic device. The system includes a processor and a tilt sensor operatively coupled to the processor. The processor utilizes the tilt sensor to...
7055255 Inclination angle reader and method for using same  
A system and method for measuring the angle of inclination of a surface or object with respect to the gravitational horizontal, having (1) an electric circuit with a homogeneous resistance curved...
7017701 Inclination-measuring device  
An inclination-measuring apparatus for use with a motor vehicle includes a rotary sensor connected to the motor vehicle, the rotary sensor selected from one of a rotary position sensor and a rotary...
6987460 Orientation device  
Disclosed is an orientation device that may be deployed in a mechanical assembly such as a surveillance camera or enclosure to positively determine the physical orientation and/or attitude (tilt),...
6845564 Level monitoring sensor apparatus, solid structure sensor apparatus, and pendulum sensor apparatus  
An apparatus for monitoring level variations in a given orientation of a structure, comprises a support portion secured to a structure to be monitored as a function of the given orientation in an...
6836972 Electronic level with audible and visual indicators  
An instrument for determining angular inclinations includes a rectangular frame having a generally transparent rotatable disk positioned therein. The disk includes a weight that is gravitationally...
6826844 Downsized sensor unit with increased accuracy  
A sensor unit includes a support body having a concave surface, a spherical body formed of a magnetic material and placed on the concave surface of the support body so as to roll freely thereon, a...
6732440 Orientation sensor  
An orientation sensor includes variable resistance elements within the sensor, the variable resistance elements forming an electric circuit with a conductive ball or drop of conductive material....
6708416 Inclination sensor  
An inclination sensor includes a tubular chamber extending along a curved longitudinal axis. A mass is located within the chamber and moves by gravity to the lowest point of the chamber. A pair of...
6694631 Alignment device utilizing components responsive to gravity  
A level indicator utilizing an alignment device, together with a power tool utilizing such a level indicator to determine when such a tool is held in a horizontal or vertical plane. An alignment...
6664534 Tilt sensing device and method for its operation  
A tilt sensing device and method for its operation, the device being of the type comprising a) a housing, b) a radiation transmitter and a radiation receiver arranged in or at the housing to form a...
6594912 Electronic plumb indicator for monopoles, survey poles, global positioning antennas and the like  
Disclosed are electronic plumb indicators for monopoles, survey poles, global positioning antennas and the like. A exemplary plumb indicator comprises a substrate, a plumb bob suspended by a thread...
6546639 Inclination measurement apparatus  
Inclination measurement apparatus for measuring the inclination of a surface to the horizontal. The apparatus includes (a) a base plate for mounting the apparatus on the surface; (b) a ball bearing...
6543147 Tilt detector  
A tilt detector includes a magnet, a plurality of magnetoelectric transducers, a container, and a mounting member for mounting the magnet. The mounting member is rotatably supported within the...
6518751 Magnetoresistive rollover sensor  
A vehicle rollover sensor 10 is provided, including a movable member free 12 free to rotate about a single axis 14. The movable member 12 includes an inertial mass 18. A magnet 22 is...
6505409 Inclinometer  
An inclinometer comprising a spherical mass, a spherical shell having a reference axis and surrounding said spherical mass and a plurality of electrodes mounted on the spherical inner surface of...
6499220 Inclination sensor  
An inclination sensor having excellent rotational performance, longlasting stability and high sensing precision. The inclination sensor comprises a pendulum ( 10 ) rotatably attached to a case ( 1...
6470580 Tilt sensor  
The pendulum assembly comprises a permanent magnet disposed in the vicinity of a pendulum, a U-shaped yoke by which most of the magnetic flux of the permanent magnet is gathered and passes through,...
6341428 Tilt detecting device  
A tilt detecting device for use in various electronic apparatuses such as a watch, electronic notebook or the like. The tilt detecting device includes a projection in a part of a ball containing...
5673491 Crane level indicator device  
Disclosed is a level indicator device for cranes. A sensor sending unit fixed to the crane base utilizes a free swinging pendulum with a tip which activates sensor portions on a sensor board. An...
5572796 Laser beam pendular level  
A laser beam level which comprises a base, a support structure and a laser beam emitting assembly, the emitting assembly including a device for emitting a laser beam in a vertical Z plane and the...
5406713 Apparatus for maintaining a scientific and measuring instrument or the like in a level plane  
An apparatus for maintaining a scientific or measuring instrument or the like in a level horizontal plane. The apparatus comprises an inclinometer comprising a support housing and a plumb member...
5136784 Vehicle electronic level measuring and display device  
A vehicle level and measuring and display device for use especially in recreational vehicles or the like for ensuring that the vehicle is in a gravitationally level position comprising a sensing...
5134883 Pendulum-type accelerometer  
A pendulum-type accelerometer for use on trucks, cranes, airplanes, and boats as a multipurpose sensor. A cylinder with a damping fluid includes four equally spaced coils in a base of the cylinder...
5042158 Inclination sensor  
An inclination sensor, in particular for measuring an inclination of service lines and/or ram boring machines, comprising a pendulum arranged in a measuring cell and at least one displacement...
4994741 Magnetic motion sensing device for sensing inclination and swaying  
A motion detecting device comprises an encoder for generating two signals of A phase and B phase, 90° out of phase with each other, when a member being measured is subject to an inclination or...
4949467 Inclinometer including an apparatus for maintaining a scientific and measuring instrument or the like in a level plane  
The present invention provides an inclinometer comprising a supporting housing and a plumb member suspended within that supporting housing. The plumb member is provided on its exterior surface with...
4947692 Apparatus for detecting positional changes in relation to a vertical reference direction in buildings or in building subsoil  
A plumb weight hung onto a plumb wire anchored firmly at one end bears a laser light emitter which lies opposite a stationary photoelectric receiver. The receiver has a photodetector arrangement...
4943158 Sensor controlled leveling device  
A sensor controlled leveling device comprises an attitude detector and/or a laser sensor. In order to create a sensor controlled leveling device with which a desired relative attitude may be...
4923015 Earth mover blade stabilizing apparatus  
An earth mover blade stabilizing system for maintaining the blade height constant independent of a change in the earth mover's pitch angle. A damped pendulum having a magnetic end moving between...
4703315 Level indicating device  
A level for emitting an audio-visual signal to indicate when the level attains a vertical or an horizontal condition includes an electric power supply, an electric buzzer, an electric light...
4700479 Cant angle sensor assembly  
The present invention is a cant angle sensor assembly which senses the amount of tilt of an object in the longitudinal, transverse and oblique directions and which effectively exhibits a damper...
4667413 Inclinometers  
An inclinometer comprises a casing, a pendulum mounted in the casing and having a pendulum swing axis, a mass in the form of a flywheel mounted in the casing and which tends to remain stationary...
4584778 Angle change detector  
An angle change detector which can also be used as an inclination angle detector comprises a pair of opposing magnets, a sector-shaped pendulum made of an electroconductive non-magnetic material...
4565010 Electronic signaling level  
An angular orientation detector and indicator has a plumb bob suspended in a vertically extending chamber of a housing. A beam of radiation is emitted across the chamber from a beam emitter to a...
4557056 Electronic angle indicator  
An electronic angle indicator providing a digital indication for a desired angle comprises a pivotally suspended gravity responding pendulum retaining a ring magnet, a reference angle dial...
4422243 Dual axis capacitive inclination sensor  
A dual axis capacitive inclination sensor includes a flat cylindrical vial defined by a lower conductive half and an upper dielectric half with a chamber therebetween containing a dielectric liquid...
4401888 Automatic sensing device for off-horizontal and off-vertical detection  
Automatic trim tab control system (10) for boats in which the controls are provided with an attitude sensing switch (14) which provides port/starboard, fore/aft correction signals to the system...
4375727 Cant angle sensor assembly  
A cant angle sensor comprises a conductive, nonmagnetic pendulum suspended from the shaft of a resolver for limited angular travel in the slot of a C-shaped magnet. When the angle of the sensor...
4370813 Automatic self-leveling instrument mount  
A self-leveling instrument mount comprises an instrument table pivotally mounted above a stationary frame on first, second and third vertical support arms. The first support arm is a fixed length...
4283798 Attitude indicator for divers  
A device for enabling a diver to determine his relationship to the true horizon in deep and murky waters or when physiological sensations are of little value is described. An attitude sensor,...
4274494 Method and device for setting the direction and/or the inclination of an elongated rock drilling apparatus  
An elongated rock drilling apparatus is swingable by positioning power means. Set values of inclination and direction of the rock drilling apparatus are set by prepositioning a first pendulum...
4224573 Electric circuit device and pendulum unit incorporating such devices  
An electrical circuit device comprises an integrating amplifier arrangement that provides a circuit output signal in response to an input signal from a differential amplifier. The differential...
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