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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...
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6441746 |
Actuating mechanism for gauge pointer
An actuating mechanism for a relative slow-acting vehicle gauge indicator, such as a rotatable pointer. A muscle wire driven rack gear is operatively connected to a rotatable pointer gear. The rack...
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6433533 |
Giant magneto-impedance(GMI) spin rate sensor
A GMI sensor for determining spin rate of a rotating body within an external magnetic field is presented. The sensor comprises an oscillator generating an AC drive signal at an oscillator output...
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6415662 |
Shell structure for signal sensing and transmitting device
A shell structure of a signal sensing and transmitting device adapted to be used with a wireless speedometer for a bicycle is provided. A main body of a signal sensing and transmitting circuit and...
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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 (...
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6265863 |
Motor vehicle wheel rotating speed detector and installation method thereof, motor vehicle traveled distance detector and installation method thereof
A wheel rotating speed detector for detecting a wheel rotating speed of a motor vehicle, comprising: a magnetism generator provided either at wheel of the motor vehicle or a rotary member...
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5825177 |
Device for measuring the speed of a rail-mounted vehicle
A rail mounted vehicle speed measuring device includes a first magnetic field generating member and a first magnetic field sensing member positioned at a first measuring location on the vehicle; a...
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5714929 |
Microprocessor-controlled speedometer/odometer
A microprocessor-controlled speedometer/odometer including a single-chip microprocessor which is previously recorded with operation programs according to different requirements. The programs of the...
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5696704 |
Non-linear scale instrument
A non-linear scale instrument responsive to a sensor which generates an output signal proportional to the magnitude of a changeable condition. A visible scale includes spaced gradations over the...
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5670872 |
System and device with vertical and rotary wheel-velocity-measuring for determining vehicle displacement
A device for determining the displacement of a vehicle on wheels which are connected to a body via a wheel suspension. The device includes apparatus for measuring a quantity which is indicative of...
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5652508 |
Odometer assembly incorporating electronic drive of speedometer and tachometer
A collective drive IC having a drive circuit for driving an electronic integrated distance indicator that indicates distance travelled by a vehicle is mounted on a wiring board together with the...
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5579225 |
Method of generating an output signal representing vehicle speed and indicating same
A method of selecting a pinion for a vehicle speedometer system uses a transmission output speed sensor and a transmission controller which applies a pinion factor to the signal from the sensor to...
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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...
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5475724 |
Speedometer/odometer apparatus
A speedometer/odometer apparatus, wherein a sensor inputs an electronic sensing signal to an amplifier and a selecting device to be amplified and output as a stable single stroke signal. The signal...
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5274361 |
Laser optical mouse
An apparatus for determining distance coordinates along two orthogonal axes for a computer system, where the coordinates represent the position of a cursor on a screen of a display unit of the...
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5025401 |
Automotive mileage calculating apparatus
An automotive mileage calculating apparatus of this invention consists of a vehicle speed sensor, an acceleration sensor, a slip detecting circuit, and a mileage calculating circuit. The slip...
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4876500 |
User carried sensor for detecting displacement relative to the ground
A sensor to be activated by the ground for sensing a user's movements includes a conductor that contacts the user's skin or maintains a specific distance relative to the user's skin; an electronic...
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4820979 |
Electronic instrument unit for use on a bicycle having a signal receiver on both sides of the unit
The invention relates to an electronic instrument for use on a bicycle and intended to indicate to the bicycle operator measuring values like actual speed or actual distance covered by the bicycle....
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4803646 |
Electronic odometer
A system for measuring distance traveled by a vehicle periodically updates the accumulated measurements, displays the updated measurements and electronically stores corresponding accumulations of...
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4567376 |
Signal generator
In a signal generator with a magnetic rest, consisting of a ferromagnetic studded disk (13) with a U-shaped part (6) consisting of a permanent magnet (3) and lateral ferromagnetic small plates...
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4560928 |
Velocity or distance measuring apparatus using magnetic dipoles
A non-contact system suitable for measuring velocity/distance of an object travelling inside a ferromagnetic pipeline utilizes magnetic dipoles written into the pipe surface by a transmission coil....
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4546650 |
Speed and distance calculator for skis
The device accurately calculates, retains and digitally displays the average speeds of and/or distances traveled by a skier. These functions are performed non-mechanically thereby allowing the ski...
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4352063 |
Self-calibrating speedometer/odometer
A speedometer/odometer system for use on a bicycle which system uses a magnet/coil arrangement and a signal processing means for providing a count of the spokes of a wheel as they pass the...
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4334190 |
Electronic speed measuring device particularly useful as a jogging computer
An electronic device particularly useful as a jogging computer comprises presetting means for presetting the size of the user's step, an inertia sensor sensing each step, a central clock, and a...
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4228396 |
Electronic tachometer and combined brushless motor commutation and tachometer system
An electronic tachometer utilizes a transducer, typically an optical encoder disc, connected to a movable mechanical element. The transducer produces a pair of triangular waves of fixed relative...
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4167699 |
User calibrated electronic speedometer and odometer
A circuit is disclosed for driving an electronic speedometer (or tachometer) and an associated odometer of the type suitable for use in automobiles, trucks and tractors. The circuit includes a...
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4083052 |
Electronic tachograph
An electronic tachograph for providing a chart recording of the speed of a vehicle and the distance travelled by the vehicle in relation to time includes an input transducer coupled to the vehicle...
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4074196 |
Speedometer and odometer apparatus
A speedometer-odometer apparatus is described comprising an encoding apparatus for generating pulses as a function of the distance a vehicle is moved, a calibrating apparatus and an indicating...
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4049349 |
Device for measuring rotor tip clearance in operating turbomachinery
A direct digital measurement proportional to tip clearance of the blades of a turbomachine is obtained by placing at each position on the casing where clearance is to be measured a pair of optical...
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3943689 |
Method of and apparatus for twisting yarn or thread
A system for the spinning or twisting of thread or yarn in which a thread is supplied by a strand-supply spool and is collected on a strand-takeup spool so that the strand spans the distance...
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3865305 |
PROGRAMMABLE DISTANCE MEASURING INSTRUMENT
An instrument and method for digitally measuring distances or lengths in terms of any desired basic unit of distance measurement which is easily calibrated thereto by programmable switches and...
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3862497 |
PIPELINE PIG
A pipeline pig is provided with at least two wheels mounted thereon to roll along the inner wall of the pipeline. Pulses are generated as each wheel turns a predetermined revolution such as by a...
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3838518 |
MATERIAL LEVEL INDICATOR
A material level indicator of the drop or bob weight type comprising a housing having a central partition flanked by two covers defining separated chambers into which the electrical and mechanical...
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3796864 |
VEHICLE SEPARATION MEASURING SYSTEM
Apparatus and method for monitoring the separation distance between a lead vehicle and a following or tracking vehicle. Besides merely monitoring such separation distance, provisions are made which...
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3792533 |
APPARATUS FOR MEASURING AND RECORDING A DISTANCE TRAVELLED BY A VEHICLE
An apparatus for measuring and recording a distance traveled by a track survey car comprises a rotary odometer, a moving recording band, and a drive for moving the band and/or a device for applying...
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3786336 |
APPARATUS FOR MEASURING THE ANGULAR DISPLACEMENT AND THE ANGULAR VELOCITY OF A ROTATION MEMBER
Apparatus for measuring the angular displacement and the angular velocity of a rotating member. Mechanical energy causing angular motion of the rotating member is transformed into electrical energy...
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3780272 |
ELECTRONIC ODOMETER AND COMPARATIVE RATE INDICATOR
An impulse generator coupled to a road wheel provides pulses to the input of a divider, and pulses are supplied from the divider to a counter for storing coded signals indicating the distance...
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3779455 |
LIFTOFF AND LANDING DISTANCE INDICATOR
A liftoff and landing distance indicator consisting of a pulsing circuit driven by an aircraft wheel and including a switch mechanically operated by a flywheel having a lost-motion connection with...
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3746985 |
COMBINED DIGITAL DISPLAY SPEEDOMETER AND LOG
A combined log and speedometer having a digital readout is provided wherein an electronic speed sensor actuates a voltage controlled oscillator so that the frequency of the oscillator is...
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3739270 |
ELECTRONIC SPEEDOMETER/ODOMETER WITH INTERCHANGEABLE CALIBRATING MEANS FOR ACCOMMODATING A PLURALITY OF VEHICLE TIRE SIZES
This invention relates to an electronic speedometer/odometer responsive to pulses from a wheel speed sensor which may include a speedometer circuit and an ammeter for indicating speed with...
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3727033 |
YARN MEASURING APPARATUS FOR USE WITH WARP KNITTING MACHINES
An apparatus including a machine cycle counter and at least one impulse counter operable only concomitantly with the cycle counter. A yarn measuring device is responsive to rotation of the warp...
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3719887 |
DEVICE FOR DETECTING THE ROTATION OF WHEELS
A vehicular driving speed detecting device which comprises a stator having R reed switches connected in parallel, wherein R represents an integer of two or more, at the interval of a central angle...
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3683159 |
ELECTRONIC COUNTER AND STORAGE APPARATUS
Apparatus for counting, displaying and storing numerical data such as numbers of discrete items and linear distances. The data relating in various items and distances can be stored in respective...
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3641535 |
POSITIONING APPARATUS EMPLOYING A MAGNETIZED SCREW THREAD
A positioning apparatus, and method of making same, having two relatively movable members with one of the members having detectable means thereon and the other having reading head means capable of...
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3637996 |
NAVIGATIONAL DISTANCE COMPUTER
A manually presettable speed, continuously indicating, computed distance navigational computer for vessels comprising an electrical preset speed display meter, an electromechanical digital computed...
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3614617 |
DIGITAL INSTRUMENTATION SYSTEM FOR MOTOR VEHICLES
A transducer magnetically coupled to a vehicle's drive system produces pulses corresponding to the vehicle's wheel rotation. The pulses are fed to a preset counter which provides one output pulse...
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3601585 |
METHOD AND APPARATUS FOR TOTALIZING MATERIALS FROM CONSTRUCTION DRAWINGS
In order to accumulate the total amount of required electrical materials for estimating the cost of electrical facilities for a designed building, the length of all conduit runs obtained from a...
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3582969 |
RECORDING DEVICE FOR ROTATABLE MIXERS
A counter system including a magnetically actuatable switch housed in a protective case. The case is secured to a frame supporting a rotatable mixing drum. A magnetic actuator is resiliently...
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3582942 |
DIGITAL-TO-ANALOG CONVERSION CIRCUIT
This invention relates to a digital-to-analog conversion circuit to operate from an initial reference point over a given range to a final reference point. The circuit includes an energy storage...
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3549868 |
FUEL-MILEAGE COMPUTER
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