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Match Document Document Title
8074366 Sensor and method for motion measurement of co-existing tilt and horizontal acceleration  
A motion-sensing device for sensing tilt and acceleration when either tilt, horizontal acceleration, or tilt and horizontal acceleration acting concurrently, influence the device, including: a...
8074367 Motion sensor for measurement in a dynamic environment of co-existing tilt and horizontal acceleration  
A motion-sensing device for sensing tilt and acceleration when either tilt, horizontal acceleration, or tilt and horizontal acceleration acting concurrently, influence the device, including: a...
7913404 Alignment tool and method of checking wheel alignment  
An alignment tool and method is disclosed for use in aligning wheels of trucks and truck trailers. The tool includes at least one self-leveling laser for checking wheel alignment. The self-leveling...
7913407 Inclinometer  
Embodiments of the invention provide an inclinometer that is compact, can be easily read with a vertical or horizontal line of sight, and/or readily convey a preferred range of incline angles for...
7845087 Apparatus and method for measuring and controlling pendulum motion  
A magnetically damped inclinometer has a shaft with attached pendulum that rotates. The rotation causes an index member to rotate past one or a set of magnets or electromagnets that are connected...
7685722 Compact celestial navigation device  
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...
7594286 Angle indicator  
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...
7543391 Leveling, plumbing, and angular calibration instrument with a swinging suspended vertical body  
In a leveling, plumbing, and angular calibration instrument a swinging suspended vertical body (4) is provided, which carries groups (5, 6) of light elements and/or lenses and optionally a beam...
7484305 Gauge for use in a surgical procedure  
A gauge for use in a surgical procedure, including a body with a plumb bob mounted to the body. The plumb bob hangs from the body under the influence of a local gravitational field. More...
7430809 Inclination sensor  
Is disclosed an inclination sensor for detecting a tilted state of a case by detecting by a magnetic sensor a magnetized portion of a pendulum type movement mounted rotatably on a shaft in...
7395605 Apparatus and method for measuring and controlling pendulum motion  
A magnetically damped inclinometer has a shaft with attached pendulum that rotates. The rotation causes an index member to rotate past one or a set of magnets or electromagnets that are connected...
7392593 Angle meter and spirit level  
The angle meter and spirit level apparatus can be affixed to a ladder and used to determine the angle at which the ladder is placed. The apparatus is also self-verifying in that it provides a way...
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...
7353615 Anti-vibration tilt detector  
The tilt detector has a container with a receptacle located therein. The receptacle has open and closed ends. In its normal, upright orientation, a first mass is located inside of the receptacle. A...
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 magnetized...
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...
7178377 Inclination sensor  
An inclination sensor is provided with a main body fixed to a vehicle, a pendulum supported by the main body so as to swing in response to an inclination of the vehicle, and a magnetic sensor that...
7137209 Level and protractor  
A level and protractor tool (100) includes a body (102) with three sections. The first section (106) includes a spring clip (108) mounted on the body. The spring clip is adapted to be attached to...
7073269 Self-leveling laser alignment tool and method thereof  
A self-leveling laser alignment tool and method thereof which provides a laser beam in a substantially truly level or plumb orientation are disclosed. Magnetic attraction is used to compensate for...
6966154 Earthquake protection consisting of vibration-isolated mounting of buildings and objects using virtual pendulums with long cycles  
The invention relates to an earthquake protection system that is entirely immune to seismic activity. According to the inventive method buildings and other objects are supported by Virtual...
6941666 Forklift mast position indicator  
A device which is attachable to the mast of a forklift for indicating to the forklift operator the tilt angle of the mast in a vertical plane centered on the forklift includes a pivotably supported...
6935035 Slopemaster  
A slope measurement instrument consistent with certain embodiments has a magnetic base with a compartment attached to the magnetic base, the compartment having an inner face and a clear outer face,...
6877240 Apparatus for indicating correct or faulty back posture  
An apparatus for indicating correct or faulty back posture comprises a housing and an indicator body. The housing is supported on the user's body. When the user's back posture or head position is...
6874240 Angle measuring and level combination device  
An angle measuring and level combination device includes an elongated member having a first end, a second end, a top side, a bottom side, a first lateral side and a second lateral side. The...
6848188 Laser alignment device providing multiple references  
A laser alignment device provides horizontal and vertical reference planes, lines, and points. The alignment device includes a pendulum assembly that supports a laser beam source assembly, two...
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...
6779276 Level system  
A level system for accurately and efficiently providing a levelness measurement. The level system includes a container positionable within a frame structure for retaining a volume of liquid, a...
6763599 Plumb bob apparatus  
A plumb bob apparatus comprises a rigid surface mount member for coupling at a proximal end to a surface. The surface mount member is rotatable about its axis. The plumb bob apparatus further...
6722049 Inclination measurement apparatus  
Inclination measurement apparatus includes an indexable clinometer bearing turntable rotatable in a single plane between a pair of precisely reproducible diametrically opposite orientations with...
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...
6651355 Range finder for bow hunter  
A device for determining the range/height of distant objects using the triangulation method. The device includes a palm-sized housing having merely four main components; (1) a retractable tape...
6625895 Servo-controlled automatic level and plumb tool  
A method and apparatus for leveling at least one output light beam in a construction tool. One embodiment of the apparatus includes a laser optical assembly for producing output light beams that...
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...
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...
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) of...
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,...
6453574 Method for aligning a cassette pod to an overhead hoist transport system  
A method for aligning a cassette pod on the loadport of a process machine to an overhead hoist transport (OHT) system is disclosed. The method can be carried out by marking a first standard...
6439543 Leveling device  
A leveling device including a plurality of supports each having a bottom wall, a top wall and a peripheral wall that extends between the top and bottom walls. Each of the bottom walls has a...
6351890 Laser light referencing tool  
A laser light referencing tool comprises laser means for emitting a visible laser beam, portable power means for powering the laser means, and gravity-responsive directional means for establishing...
6279243 Apparatus for indicating correct or faulty back posture  
The invention relates to a device (1) for placing on a person's head (2) to indicate correct or incorrect upright posture during the performance of various activities in a standing or sitting...
6219926 Ruler for measuring and marking lengths and angles relative to a horizontal plane utilizing gravity  
A ruler for measuring and marking lengths and angles, relative to a horizontal plane by utilizing gravity. The ruler includes a substrate for being oriented relative to a horizontal plane and for...
6073356 Inclinometer  
An inclinometer comprising a housing having transparent front plate and flat bottom, a gravitated rotational protractor having angle graduation printed on the front panel, a pendulum swing needle...
6032376 Pendulum line level  
A pendulum line level is presented which makes reading the level easier and which allows a workman to utilize a level that is calibrated in degrees. The level is essentially rectangular and has two...
5992029 Automatic laser plumb line  
A laser line device suitable for construction. The laser line instrument automatically aligns a vertical laser beam so that the beam is perpendicular to the earth's core. The laser module is...
5977922 Satellite antenna alignment device  
A satellite antenna alignment device is described for use with a satellite antenna to enable the satellite antenna to be aligned with respect to a particular satellite. The alignment device is...
5956855 Ladder inclination indicator  
A ladder inclination indicator has a transparent thin-walled body shell defining a rearwardly open recess containing a pivot pin supporting a gravity actuated pointer. A keeper plate forms a...
5956260 Electronic level displaying inclination having digital and analog displays  
An electronic level includes both a numeric scale and a graphic scale having a "fan-like" configuration of a number of elongated wedge-shaped segments. The inclination of the device is shown...
5955713 Tilt switch array for electronic orientation detection  
A tilt switch array is used to determine the orientation of an object relative to an upwards direction. The array includes at least one pair of electrodes within a housing, diametrically opposed...
Matches 1 - 50 out of 177 1 2 3 4 >