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JP58060210 |
PURPOSE: To obtain accumulated times on the operating path of a vehicle within a vehicle speed range and to grasp the congestion of traffic readily, by reading the stored accumulated times within the vechicle speed range by a reading mac...
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JP58060212 |
PURPOSE: To readily judge that an engine is effeciently operated from the accumulated time within the range of the engine rotational speed in the small fuel consumption range, by memorizing each accumulated time within the engine rotatio...
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JP58060211 |
PURPOSE: To readily judge whether the highest speed gear of a speed change system with excellent fuel consumption is frequently used or not, with regard to the improvement of the operation control device of an automobile such as trucks a...
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JP58053711 |
PURPOSE: To obtain the minimum information highly accurately, by switching a display device to a running mode by which an absolute bearing, a destination bearing, and approaching degree to the destination are displayed, and to a map mode...
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JP58021115 |
PURPOSE: To attain operation controlling record with an economical constitution by digitally storing data relating to the rotational frequency of an engine or car speed electronically detected together with the passage of time and digita...
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JP57211509 |
PURPOSE: To detect easily the position and the direction of advance of a moving body only by using speed sensors, by measuring velocity components in the same direction by two velocity sensors out of three sets on the moving body and a v...
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JP57211009 |
PURPOSE: To detect the position and advancing direction of a moving object per se by the use of only the device mounted to the moving object by installing three speed sensors to a rotary table fixed to the moving object and processing th...
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JP57207815 |
PURPOSE: To cast and draw up a net exactly, by displaying a depth reference marker and a direction marker of a tidal current, on a picture, so that not only a wake of a vessel but also the direction and magnitude of the tidal current can...
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JP57163869 |
PURPOSE: To realize an electronic tachograph or speedometer whose installation place is less limited, by detecting the output-side rotation of a tansmission part and then measuring a speed by converting the rotation into pulses. CONSTITU...
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JP57139663 |
PURPOSE: To collect the running data required for the operation management of the vehicle without using large capacity memory when the running speed of the vehicle is suddenly changed, by reading the running data before and after that ti...
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JP57090106 |
PURPOSE: To make possible the monitoring of overall driving conditions and safe as well as economical driving by a method wherein, based on the state of each sensor, driving conditions are judged and an alarm is given according to the ju...
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JP56067644 |
PURPOSE: To simplify the constitution of an information display for avoiding dazzling of the eyes of driver by various displays by displaying a related information necessary for driver on a corresponding display by switching a small numb...
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JP56026221 |
PURPOSE: To realize a guidance for how to drive a car to save the fuel, by calculating the fuel cost signal by the fuel flow rate signal and the car-speed signal and recording also the fuel cost onto the tachograph. CONSTITUTION: Signal ...
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JP56021938 |
PURPOSE: To obtain knowledge of condition of individiual automobiles and make adequate maintenance for each by providing the automobile with a detector for detecting the running of rough road, a meter for measuring the distance covered i...
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JP56019407 |
PURPOSE: To make it possible to replace and fix parts while paying attention to drive conditions of every car by detecting a car running on a rough road and then by integrating and recording the distance and time of rough-road drive when...
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JP56016812 |
PURPOSE: To make it possible to display various running data using elapsed time information, by utilizing the time counting function and the memory function equipped in an electronic calculating means to operate and store the elapsed tim...
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JP56014907 |
PURPOSE: To make it possible to excellently display the average operating state at the present time without sudden change in the display value by dividing with a predetermined value elements representing the operating states everytime th...
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JP55046178 |
PURPOSE: To enable to process various information unifiedly with high accuracy in a short time and to enable to form the information efficiently, by logging and storing the taxi meter and other information through operation. CONSTITUTION...
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JP55035209 |
PURPOSE: To diagrammatize relations among a run distance, speed and time accurately and easily by passing rotations of a wheel axle through a frequency-voltage converter circuit and counter circuit, by passing a timer output through the ...
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JP55022173 |
PURPOSE: To make the judgement of a driver direct and easy by displaying the ratio between the set value signal and the measured signal to a destination. CONSTITUTION: The electric signals according to the distance and required time to a...
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JP55002979 |
PURPOSE: To obtain a gradient measuring device which is capable of seeking through signals from a travel distance measuring step and an atmospheric pressure measuring step an altitude difference on the basis of an atmospheric pressure di...
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JP54118010 |
PURPOSE: To read data at the necessary points of time when the action conditions must be recorded when accidents happen, by using nonvolatile RAM (Random access memory). CONSTITUTION: When signals being proportional to the travelling spe...
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JP54027137 |
PURPOSE: To provide a traffic information treating and indicating system for vehicle, which is installed only in a required vehicle and is capable of treating and indicating required traffic information in relation with the actual drivin...
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JP54000679 |
PURPOSE: To make the recording operation possible without resorting no rotating part, while having neither recording paper nor ink on a car, by receiving electric pulses corresponding to the rotations of car wheels so as to record the ru...
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JP53142711 |
PURPOSE: To accurately record data concerning points to be measured and to allow computer treatment, by correcting distance pulse by means of the revolution of an axle in response to the diameter of a wheel, and by further correcting it ...
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JP52052678 |
PURPOSE: To record desired data such as travelling distance, fuel consumption, etc. in a recorder, by properly making operation selection of a data writing control device in a selection circuit.
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JP52037481 |
PURPOSE: To convert vehicle condition to digital signals and record them by subsequently rewriting.
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JP52023954 |
PURPOSE: To provide a device for visually adcertaining on a recording paper whe whether or not the actual velocity of a vehicle lies within an allowable limit of a travelling mode.
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JP52023955 |
PURPOSE: To provide a device for ascertaining whether or not a vehicle is run within an allowable time limit of velocities designated by a travelling mode.
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JP51138459 |
PURPOSE: To provide a data display system for digitally displaying the data for safely running a ship by a pilot by detecting wave load and acceleration applied to the ship.
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