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RE30298 |
Impact sensing detector
An impact sensing detector for monitoring the operation of metal forming impact presses. The detector operates on an analog electric signal corresponding to the shock wave produced as the press ram...
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4185280 |
Method of and apparatus for monitoring or controlling the operation of a boom-type crane or the like
The operation of a boom-type crane or the like is monitored or controlled and, especially, a setpoint signal is generated which represents the total load moment for any given set of crane-operating...
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4165975 |
Gob weighing system
A system is disclosed for determining the mass of a moving molten glass gob. The gob is directed along a curved channel having a force measuring device over which the gob passes for measuring the...
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4136559 |
Torque meter means
A torque meter which measures the torque of a rotating shaft includes at least two sensors. Portions of each sensor are fixed to the shaft. The sensors provide shaft pulse signals at the same...
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4121289 |
Method invoking tabletting compression force control for optimizing tabletted formulation parameters
There is disclosed a method for standardizing, in terms of a pre-established range of acceptable in vitro release and/or in vivo response, production of tabletted formulations which have a...
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4106580 |
Force measuring apparatus
This force measuring apparatus includes a balance beam, means for applying a force representative of a load to be weighed to the balance beam, and means for applying counterweights in preselected...
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4102202 |
Electrostatic accelerometer
A digitally responsive electrostatic accelerometer having a pendulum pivotally movable about a hinge. A pair of torquer electrodes mounted on opposite sides of the pendulum are connected to a...
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4033183 |
Horizontal- and vertical-roll force measuring system
One set of four extensometers bolted onto opposite faces of two mill posts of a universal rolling mill stand are responsive to a total site strain caused by simultaneous application of horizontal-...
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4030339 |
Impact impulse measuring device
An impact impulse measuring device comprises an acceleration transducer which converts the mechanical oscillations of the object being tested into electric signals which are applied to an amplifier...
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4020685 |
Phasemeters
The invention relates to a phasemeter, particularly for torque measurement, using trigger devices to convert phase related input analogue signals to digital signals the mark space ratio of which is...
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4008567 |
Torque control system
A torque control system designed to economize on consumed fuel includes a source of motive power, a load and a transmission coupling the motive power to the load. A torque measuring device is...
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4004450 |
Device for measuring impact pulses
A device for measuring impact pulses wherein an acceleration pickup converts the mechanical vibrations of an object into electric signals passing through an amplifier unit to a meter for measuring...
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3996804 |
Method for remotely determining the dynamic imbalance of and for changing the spin rate and center of gravity of a spinning body
A method for remotely determining the dynamic imbalance of and for changing the spin rate and center of gravity of a spinning spacecraft which utilizes the communications channel between the...
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3975954 |
Method and apparatus for evaluating torquing operations
To evaluate the quality of a torquing operation wherein a tool engages a workpiece and exerts a rotational driving force on the workpiece until a predetermined maximum torque is attained between...
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3973434 |
Tightening system with quality control apparatus
A tightening system for tightening a fastener is disclosed herein and includes a wrench for tightening the fastener, a control system for shutting off the wrench when the fastener has been...
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3948004 |
Apparatus for producing an electrical removal signal corresponding to lateral and radial force loads on a tire
An apparatus whereby the lateral and radial forces arising in a loaded tire -- either standing or rolling -- are detected and signals produced to control grinding units as a function of both forces...
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3888116 |
Digital torquemeter and the like
A digital torquemeter wherein optical signals are converted to electric signals in the form of variable-width pulses, the pulse width being indicative or torque transmitted by a shaft. The...
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3872285 |
CONTROL SYSTEM FOR SENSING THE VIBRATION AND LATERAL FORCE ON A CUTTING TOOL
A system for sensing the vibration and lateral force in a cutting tool for the purpose of keeping both these operating parameters within tolerable limits. A piezoelectric crystal is mounted in the...
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3870226 |
COMPACTION OF A SURFACE WITH A COMPACTOR HAVING WHEELS
A device for continuously measuring a signal which varies as a hyperbolic or exponential function comprising an analog circuit having two signal input terminals, one of which is connected to a...
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3836757 |
METHOD AND APPARATUS FOR THE COMPUTATION OF DYNAMIC PROPERTIES
A method and apparatus for computing the dynamic properties of a material or substance. A transducer is used to generate an electrical signal which is representative of an excitation that is...
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3834615 |
METHOD FOR MONITORING MACHINING CONDITION OF MACHINE TOOL
In a machine tool having a work holder and a cutting tool which is brought into cutting engagement with a workpiece held on the work holder to machine the same, the reaction force on the cutting...
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3819922 |
CRANE LOAD AND RADIUS INDICATING SYSTEM
Separate modular units, including a main tensiometer, a boom angle transducer, a control logic module, a combined boom radius readout and a degree of safe load meter unit, and combined actual load...
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3788410 |
FORCE MEASURING APPARATUS INCLUDING SENSITIVITY SELECTION MEANS
Force measuring apparatus of the type including a mechanical oscillator, such as a string, that vibrates under load to produce a signal voltage the frequency of which is a function of the force to...
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3761693 |
AUTOMATIC MAXIMUM-TORQUE INDICATOR ASSOCIATED WITH A SHAFT AND ITS USE IN HELICOPTERS
A torque indicating system for the aerofoils of a helicopter comprising a pressure and temperature detector feeding, through appropriate electrical circuits, a multiplier operating a pointer.
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3754440 |
HELICOPTER LIFT MARGIN DETERMINING SYSTEM
A system for determining in flight and continuously indicating to a helicer pilot the lift margin of his craft is provided. Life margin as applied herein is the difference between the maximum...
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3651690 |
APPARATUS FOR MEASURING OUTPUT CHARACTERISTICS OF A ROTARY MOVING PART
The invention provides a dynamometer for measuring velocity, acceleration, torque and other quantities relative to the performance of a road vehicle or machine and comprises a plurality of roller...
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3490277 |
TIRE TESTING SYSTEM
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3412961 |
Means for suppressing or attenuating bending motion of elastic bodies
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3324287 |
Apparatus for measuring the momentum of a moving vehicle
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3319053 |
Method and apparatus for cutting material
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3310666 |
Apparatus for calculating the thrust of a jet engine
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3272004 |
Horsepower remaining computer
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3237449 |
Force measuring device
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3233451 |
Method and apparatus for measuring thrust in jet-type engines
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3228251 |
Unbalance measuring system
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3197986 |
Control system for rolling mills
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3175394 |
Power output indicating system
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3079080 |
Crane warning system
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2977799 |
Force measuring apparatus
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2814768 |
Force balance servosystem
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