Matches 201 - 250 out of 255 < 1 2 3 4 5 6 >
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4107776 Vehicle power transmission arrangements and electronic power controls  
An electronically controlled transmission arrangement for an internal combustion engine driven vehicle such as a private automobile, permitting operation under normal conditions close to regions of...
4104990 Process and apparatus for determining engine operation near the lean-running limit  
The fuel injection control pulses of an internal combustion engine may be shortened or lengthened to provide operation of the engine at a definite fuel-air ratio. When operation takes place in a...
4099495 Method and apparatus to determine the timing of a periodically repetitive event with respect to the position of a rotating body, and more particularly ignition timing, fuel injection timing, and the like, in automotive internal combustion engines  
A pair of marker signals are generated with respect to a predetermined crankshaft position; the leading edge of the marker signal is used as a control edge to generate, by digital calculation, a...
4086884 Method and apparatus for controlling the amount of fuel metered into an internal combustion engine  
Method and apparatus for controlling the amount of fuel metered to an internal combustion engine through electrically-controllable valve means, such as electromagnetic fuel injectors. The valve...
4077204 Control system for a gas turbine engine  
In an acceleration control of a gas turbine engine having a feedback system in which the fuel flow is controlled by comparison of a selected engine speed and an actual engine speed, when the...
4063072 Automatic process for the optimum regulation of aircraft fuel flow  
A method for operating an aircraft at the minimum total flying cost per unit of distance. The fuel cost per unit of distance and the flying time cost per unit of time are calculated at a first fuel...
4061023 Fuel-meter-combined fuel consumption rate meter  
A fuel consumption rate meter incorporating a fuel meter. The momentary amount of fuel consumed by a running vehicle is measured and the momentary fuel consumption rate is computed from the...
4054781 Method and apparatus for instantaneously measuring and indicating fuel consumption rate  
Method and apparatus for instantaneously measuring fuel consumption rate and indicating the instantaneously measuring distance traveled per unit fuel amount consumed, i.e., the instantaneous fuel...
4050295 Digital measuring system for engine fuel performance  
Method and apparatus for measuring engine performance with respect to fuel consumption either in miles per gallon or gallons per hour is provided. Such performance, in engines either in vehicles or...
4046998 Possible vehicle running distance indication  
Indication of possible vehicle running distance with remnant fuel is accomplished by measuring the fuel amount, the fuel consumption and the running distance and calculating the possible remaining...
4044235 Method and apparatus for determining smooth running operation in an internal combustion engine  
Engine control based on the smooth or rough running of the engine is performed by obtaining a signal indicative of crankshaft rotation and by digital measurement of the period of revolution. The...
4044234 Process and apparatus for controlling engine operation near the lean-running limit  
The fuel supply control pulses of an internal combustion engine may be shortened or lengthened to provide operation of the engine at a definite fuel-air ratio. When operation takes place in a...
4038526 Optimizing control system for aircraft  
The disclosure of this invention pertains to a system for optimizing fuel consumption in an aircraft having two engines, wherein a computer is programmed to increase the fuel flow to the engine...
4032755 Process control apparatus  
A process control apparatus, for example for internal combustion engine fuel injection control, includes a digital memory which produces an n-bit digital output in accordance with two independently...
4026251 Adaptive control system for power producing machines  
An adaptive digital electronic control system for an internal combustion engine wherein a given speed modifying parameter is perturbated about a given setting and the resulting effect on the...
4012949 Miles per gallon computer system means  
A miles-per-gallon computing device in which a chain of pulses is produced with the pulse spacing being a function of one variable and the pulse width being a function of the other variable. The...
4008607 Fuel consumption rate detecting apparatus  
A fuel consumption rate detecting apparatus comprises a circuit for representing fuel consumption amount per unit time, a pulse generator for generating a pulse signal whose pulse width is...
3988600 Digital logarithmic function generator  
A digital logarithmic function generator comprising a converter circuit for producing an output signal which is proportional to the number of input signals, a setting circuit the content n of which...
3983533 Motor vehicle fuel economy indicating circuit  
A circuit for providing an indication to the operator of a motor vehicle that the engine or vehicle is operating under conditions likely to produce poor fuel economy. The fuel economy indicating...
3983372 Apparatus and method for a digital readout of distance traveled, fuel consumed and miles per gallon of a moving motor vehicle  
The apparatus gives a simultaneous readout of the semi-instantaneous rate of fuel consumption, expressed in terms of miles per gallon; the distance traveled; and the total amount of gallons...
3975952 Engine power output measuring instrument  
A special-purpose computer instrument is coupled to an engine through a digitizing flow meter which measures fuel consumption, a digitizing tachometer which detects engine speed and a device for...
3972224 Shaft efficiency monitoring system  
A system for continuously providing direct readouts of horsepower and efficiency of a rotating shaft, which includes a husk assembly associated with the shaft and providing electrical signals...
3967097 Vehicle fuel economy calculator and indicator  
A vehicle fuel economy calculator including a digital circuit for generating a first series of pulse groups with the number of pulses in each group representing a calculation of instantaneous...
3958107 Fuel management computer  
An aircraft fuel management computer for notifying a pilot at a predetermined point of time to switch the fuel selector valve to begin draining fuel from a different fuel tank. A frequency divider...
3953716 Control apparatus and process for combustion engines  
Method and apparatus for producing a control function signal of a given duration for a fuel injection system of an engine in which a word, or number, corresponding to the desired control function...
3926045 Flow sensor and system  
A flow sensor has a housing with an inlet and outlet formed therein with a cylindrical passage interconnecting the inlet and outlet. An axially slidable piston contained in the cylindrical passage...
3927305 Fuel economy indicator having range selected filters  
A fuel economy indicator having a fuel economy calculator responsive to vehicle fuel consumption and vehicle speed for generating a signal representing the instantaneous vehicle fuel economy. This...
3921444 Frequency meter for vehicle running speed versus fuel consumption rate  
A frequency meter for vehicle running speed versus fuel consumption rate adapted to calculate an instant value of fuel consumption rate at a predetermined time interval and to drive a particular...
3908451 Apparatus for measuring engine fuel efficiency  
Apparatus particularly useful in a motor driven vehicle for calculating and displaying both the current and historical fuel efficiency and/or rates of fuel consumption. The apparatus includes means...
3906437 Device for monitoring the operating parameters of a dynamic system  
The device for monitoring the operating parameters of a dynamic system (for example, an aircraft having an internal combustion engine power plant) comprises a plurality of sensors each one of which...
3846760 ENGINE CONTROL SYSTEMS  
An engine control system comprises a first transducer producing a first signal representative of a first engine parameter such as throttle angle, and a second transducer producing a second signal...
3845289 METHOD AND APPARATUS EMPLOYING AUTOMATIC ROUTE CONTROL SYSTEM  
Method and apparatus facilitating effecting actions along a predetermined route segment, as in commercial and residential neighborhoods, characterized by a self-contained on-board system which...
3838397 FUEL INJECTION PULSE WIDTH COMPUTER  
A real time, digital computer is used to calculate a pulse width, for example, for fuel injection systems. The computer uses data from environmental sensors, data stored internally in fixed...
3835819 DIGITAL ENGINE CONTROL APPARATUS AND METHOD  
The disclosure describes digital apparatus and a digital method for operating a multicylinder internal combustion engine having spark plugs that are fired in response to an electrical fire signal...
3836690 NAVIGATION DATA COMPUTATION APPARATUS  
An improved navigation data computation apparatus having manually settable data entry devices receiving pilot entered data, a data computation assembly receiving the pilot entered data and...
3793882 MEASURING FUEL CONSUMPTION  
Apparatus and methods are described for measuring fuel consumption of an engine accelerating at constant load. The arrangements disclosed provide for detecting a plurality of predetermined engine...
3758764 TURBINE POWER PLANT CONTROL WITH AN ON-LINE OPTIMIZATION CONTROL  
Means for speeding up the assessment and optimization process for a turbine engine control including a factor that estimates the change in steady state fuel flow required to maintain the desired...
3697731 METHOD AND APPARATUS FOR DETERMINING MAXIMUM ALLOWABLE JET ENGINE PRESSURE RATIOS  
An instrument comprised of inputs for receiving signals proportional to aircraft pressure altitude and compressor inlet temperature, which are coupled to function generators that produce outputs...
3686485 THRUST CONTROLLER FOR PROPULSION SYSTEMS WITH COMMONLY DRIVEN, CONTROLLABLE PITCH PROPELLERS  
A method and apparatus for controlling the thrust delivered by each propeller of a marine propulsion system of the type having a plurality of controllable pitch propellers driven by a common power...
3624367 SELF-OPTIMIZED AND ADAPTIVE ATTITUDE CONTROL SYSTEM  
Technique, method and apparatus for obtaining optimized, self-adaptive, attitude control in space vehicles using on-off reaction motor propulsion for torquing the vehicle about its axes of...
3612837 AIRCRAFT STRIKE ASSURANCE SYSTEM  
A system for computing all necessary flight commands for successfully completing a mission, including a forecast of fuel reserves and time to each target from planned parameters by combining fuel...
3549868 FUEL-MILEAGE COMPUTER  
3545266 NONINERTIAL STRAPPING-DOWN GRAVITY GRADIENT NAVIGATION SYSTEM  
3389243 Dynamic optimizer  
3361897 Digital apparatus to correct for attitude errors in aircraft fuel-guage measurements  
3347092 Fuel economy meter  
3287965 Engine performance indicator  
3272004 Horsepower remaining computer  
3153143 Flight performance computer  
3088669 Remaining range computer  
Matches 201 - 250 out of 255 < 1 2 3 4 5 6 >