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Walt Disney was no Mickey Mouse inventor. He devised a serious animation camera which he patented. With the device, his company created "Snow White".
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| Number | Title | Issue Date |
| 7392155 | Distance calculation device and calculation program It is intended to accurately calculate the distance between a movable body and a subject on the basis of various quantities of state, such as the azimuth angle between the movable body and the subject, velocity, and yaw rate. A calculation device includes a unit for... | 06/24/2008 |
| 7363967 | Downhole tool with navigation system A downhole tool for use in a well bore comprises an onboard navigation system for determining the location of the tool within the well bore, wherein the tool is moved along at least a partial length of the well bore via an external force. A method of locating a down... | 04/29/2008 |
| 7363717 | System and method for using rotation sensors within a borehole A system and method for using a survey tool within a borehole is provided. The survey tool includes a plurality of rotation sensors each having a sensing axis and a direction of least acceleration sensitivity. The sensing axes of the plurality of rotation sensors ar... | 04/29/2008 |
| 7360630 | Elevator positioning system The present invention provides an elevator position compensation system which minimizing the re-leveling of an elevator car in an elevator shaft. The elevator car is suspended in the shaft by an elevator cable system and elevator motor, wherein the elevator position... | 04/22/2008 |
| 7350410 | System and method for measurements of depth and velocity of instrumentation within a wellbore A survey tool for use in a wellbore includes a downhole portion having an axis. The downhole portion is adapted to move within the wellbore with the axis generally parallel to the wellbore. The survey tool further includes a first acceleration sensor mounted at a fi... | 04/01/2008 |
| 7237446 | System and method for measuring gait kinematics information A system for measuring gait kinematics information during exercise of a subject comprising a fixing member adapted for fixing onto the trunk of the body of the subject; an acceleration sensor attached to the fixing member for sensing the vertical acceleration of the... | 07/03/2007 |
| 7081824 | Track monitoring equipment The alignment of railway tracks may be monitored using an accelerometer (36) mounted on a bogie (24) of a railway vehicle to detect lateral accelerations, and a displacement transducer (38) to monitor the lateral displacements of a wheelset (... | 07/25/2006 |
| 7020557 | Method and apparatus for correcting the depth index for well-log data using pressure measurements A wireline well-logging data acquisition system and method for establishing corrected depth based on pressure readings from two pressure sensors separated by a known distance. ... | 03/28/2006 |
| 6957580 | System and method for measurements of depth and velocity of instrumentation within a wellbore A survey tool for use in a wellbore includes a downhole portion having an axis. The downhole portion is adapted to move within the wellbore with the axis generally parallel to the wellbore. The survey tool further includes a first acceleration sensor mounted at a fi... | 10/25/2005 |
| 6952956 | Method and system of detection of a run-flat condition of a tire; inserts, wheels and tires designed for such method and system A method of detection of a run-flat condition of a vehicle tire, said tire being mounted on a wheel, wherein: a quantity f(α, t) is sensed, which varies which the angular displacement of the wheel in time; measuri... | 10/11/2005 |
| 6937023 | Passive ranging techniques in borehole surveying A method for determining the location of a target subterranean structure from within an adjacent borehole is disclosed which uses first and second gravity measurement devices disposed at corresponding first and second positions in the adjacent borehole and a magneti... | 08/30/2005 |
| 6805006 | Method and apparatus for measuring the maximum speed of a runner over a prescribed distance including a transmitter and receiver A method and apparatus is provided which comprises a console including on/off push buttons and a liquid crystal display for providing messages to the user, a receiver unit, a transmitter unit and a circuit capable of calculating the speeds of the user during use as ... | 10/19/2004 |
| 6792819 | Method and system for analyzing motion transferred to a subject on a sleeping surface A method and system for analyzing the transfer of motion to a subject on a sleeping surface. A mattress is positioned on a frame, and a subject is positioned on the mattress. A sensor is placed in communication with the subject. The surface adjacent the subject is m... | 09/21/2004 |
| 6744375 | Device and method for determining and displaying travel or fitness quantities of a user of a sports equipment A device for determining and displaying travel data of a user of a sports equipment which has contact with the ground, comprises a first microcontroller associated with the sports equipment for at least recording or partially processing travel data of the sports equ... | 06/01/2004 |
| 6646432 | Electronic odometer integrated into vehicle axle and wheel hub An axle assembly includes an axle defining an axis, a wheel assembly rotatably supported on the axle for rotating relative to the axle axis, a magnet, a sensor responsive to the magnet for producing a count signal, and a microprocessor for receiving count... | 11/11/2003 |
| 6553832 | Method for the determination for an actual speed of a movable displacement element Method for the determination for an actual speed of a movable displacement element wherein an acceleration sensor is used to record an acceleration (a), and a position sensor is used to record a measured position of a displacement element. A model speed (... | 04/29/2003 |
| 6507799 | Method and apparatus for reducing microprocessor speed requirements in data acquisition applications A method and apparatus for improving microprocessor data acquisition. Noise in analog signals is removed by a low pass filter with a variable cutoff frequency controlled to cut off all frequencies above a frequency range of interest. The filtered signal i... | 01/14/2003 |
| 6359431 | Golf cart speedometer/odometer A golf-cart speedometer/odometer has a rotation-mark collar (1) on a cart-wheel rim (2) that signals rotation to a rotation sensor (4) on a housing extension (5) from a cart-axle housing (6). Measurement of rotation of the rotation-mark collar from rotati... | 03/19/2002 |
| 6216536 | Sideslip indicator for a snow ski A plate mounted turntable is carried on the trailing end of a ski and rotatably supports a carrier having a rotary position sensor thereon. The carrier additionally supports an arm assembly which includes wheels or a skid for penetration of a snow surface... | 04/17/2001 |
| 6157294 | Vehicle obstacle detecting system A vehicle control system for detecting an obstacle present ahead on the road in the course of travel of a vehicle, comprising a first laser radar mounted on the vehicle which emits an electromagnetic beam to detect the obstacle present ahead on the road, ... | 12/05/2000 |
| 6145378 | Aided inertial navigation system The invention relates particularly to sensing devices and techniques which may be used to provide measurement data to aid an inertial navigation system, or attitude and heading reference system, and so bound the growth of errors which increase with time i... | 11/14/2000 |
| 6090017 | One-way travel computation detect device for exerciser A one-way travel computation detector device for an exerciser having at least three sensors provided with an operation route of any movable exerciser wherein the sensors are equally spaced from one another. The sensors send feedback signals which are diff... | 07/18/2000 |
| 6062080 | Apparatus and method for determining travel data of a travel device The invention is a method and an apparatus for determining travel data of a travel device when wheels or rollers of the travel device intermittently have ground contact. The apparatus has an odometer on at least one measuring roller. For the correct deter... | 05/16/2000 |
| 5986583 | Vehicle navigator for calculating distance based on mean acceleration In a vehicle navigator using an acceleration sensor for detecting a running distance, the precision of measuring the running distance is intended to be improved. Output data of the acceleration sensor during a predetermined time duration is stored in an o... | 11/16/1999 |
| 5979238 | Strip-shaped resiliently flexible measuring tape for length--or angle-measuring devices A strip-shaped, elastically flexible measurement strip for length measuring devices or angle measuring devices having a measurement scale is formed of two elastically flexible stripes which adhere to one another via a viscous intermediate film, the measur... | 11/09/1999 |
| 5955667 | Motion analysis system A device comprised of at least a pair of accelerometers and a tilt sensor mounted in fixed relation to a datum defining plane (sole of a shoe) maybe used for extracting kinematic variables including linear and rotational acceleration, velocity and positio... | 09/21/1999 |
| 5734210 | Indicating device In an indicating device having a stepping-motor drive, an indicating element can be driven by a gear wheel which is in engagement with a worm which is connected with a stepping motor by a worm shaft. The stepping motor is preferably formed of two stators,... | 03/31/1998 |
| 5569848 | System, method and apparatus for monitoring tire inflation pressure in a vehicle tire and wheel assembly A system, method and apparatus for use on vehicles having road wheels with pneumatic tires that includes sensors that produce signals that are a measure of the rotational speed of said wheels, indicators arranged to provide information to the driver of th... | 10/29/1996 |
| 5511435 | Apparatus for measuring vehicle running condition A battery-powered rotation detector detects passing of a rotating magnet attached to a vehicle wheel to generate and transmit a rotation signal. A receiver receives the rotation signal. A processor computes the vehicle running condition (e.g., speed, trav... | 04/30/1996 |
| 5349854 | Elevator speed and position indicating device An elevator speed and positioning device includes an elongated member and a rotating disk. The elongated member includes an apparatus for indicating position along the member and the disk includes an apparatus for communicating the indicating apparatus. A... | 09/27/1994 |
| 5272435 | Apparatus for timing aquatic craft for water skiing competition Apparatus and method for accurately timing speed of aquatic vehicles, particularly for water skiing competition and the like. Floating magnetic generating transmitters are placed under one or more linearly aligned buoys configured to accommodate an aquati... | 12/21/1993 |
| 5209483 | Transducing and analyzing forces for instrumented sporting devices and the like A device that characterizes the trajectory followed by a movable object after a piece of sporting equipment comes into contact with the movable object, e.g., by identifying velocity, the distance that the object would travel if unobstructed in standard id... | 05/11/1993 |
| 5175415 | Combination drive-wheel mechanism and travel-sensor mechanism Traction apparatus for driving a vehicle and accurately sensing the distance traveled, in which a drive mechanism is encircled by a separate ring-shaped encoder wheel. The encoder wheel, which is part of a travel-sensing mechanism, nests annularly with th... | 12/29/1992 |
| 5109343 | Method and apparatus for verification of rail braking distances A braking distance verification system is disclosed which makes use of a specially designed pulse to voltage converter circuit and a portable computer-based data acquisition system to measure grade, speed, and distance information of any rail vehicle. The... | 04/28/1992 |
| 5103413 | Travel detecting apparatus A travel detecting apparatus is disclosed which generates a pulse signal in response to vehicle motion and detects the actual rate of vehicle travel in accordance with the pulse signal. The apparatus comprises a speed or RPM sensor coupled to an automotiv... | 04/07/1992 |
| 5001930 | Speedometer assembly An improved speedometer assembly of the electronic type which utilizes an electric motor mounted to a frame whereby the motor has an end flange portion supported against the frame by means of at least one swingable gate-like latches which are attached to ... | 03/26/1991 |
| 4916953 | Device for measuring the movement of a motor vehicle A device for measuring the movement of a motor vehicle with a speedometer (11, 13) which produces a control signal when it is determined that the speed has exceeded a predetermined limit. A distance gauge (11, 15) is equipped with a release mechanism (14)... | 04/17/1990 |
| 4880082 | Method for determining the position of an elevator car and a pulse count based floor selector The invention relates to a method and means for determining the position of an elevator car on the principle of floor selection by means of a pulse train, whereby the position of the elevator car is determined on the basis of a pulse count indicating the ... | 11/14/1989 |
| 4864860 | Electrical apparatus for a ski A generator assembly is swingably mounted on the tail of a ski with a generator wheel for snow surface contact. A carrier component of the generator assembly is vertically positionable to permit retraction of the generator wheel from snow surface engageme... | 09/12/1989 |
| 4860585 | Measuring and indicating device for a snow skier A measuring and indicating device for a snow skier including a rotatable roller attachable to the rear of a ski and adapted to rotate in rolling contact with the underlying snow utilizes an indicator unit positionable remote of the roller such as upon the... | 08/29/1989 |
