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Matches 1 - 47 out of 47


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4323769 Self-aligning scaling load cell  
The force from a pneumatic load cell is supplied via a push rod to a carriage, the push rod directly acting on an axle bearing outrigger wheels riding on an adjustable plane. The output force is...
4201336 Fluidic square root extractor  
A fluidic square root extractor is disclosed having an amplifier for generating an output in response to an input signal the square root of which is to be extracted, and a squaring means for...
3748454 PNEUMATIC COMPUTING DEVICES  
A pneumatic computing device operating on the force balance principle to provide a desired ratio between input and output values of pressure or pneumatically to carry out multiplying, dividing and...
3666257 NEGATIVELY PRELOADED THRUST UNIT  
A pressure-responsive load cell comprises an output thrust member coaxially positioned within an externally pressurized bellows. The thrust member is attached to one end of the bellows, passes...
3601308 DIGITAL TO PNEUMATIC ANALOG CONVERTER  
The combination of a digital input matrix of fluidic resistances and a pneumatic analog controller, with a manifold supply to the resistances maintained at constant pressure by the controller, and...
3573778 CANTILEVERLIKE DEVICE IN FLUID-MECHANICAL ALARM  
In fluid operated instrumentation of process and/or energy control, a flexibly supported cantileverlike diaphragm unit as a high sensitivity device which lends itself to miniaturization and...
3491229 DIGITAL-ANALOG CONVERTER WITH PNEUMATIC OUTPUT  
3489181 FLUID AMPLIFIER POSITION CONTROL SYSTEM  
3371862 Force balance apparatus  
3364342 Fluid pressure control apparatus  
3348771 Force balance computing apparatus  
3325098 Balancing apparatus for computers and the like  
3316815 Servo-actuating mechanism for pneumatic analog computers  
3292852 Dead-time simulator for industrial process control apparatus  
3289933 Weighbeam control system  
3243112 Weighbeam system  
3239139 Pneumatic analog computer  
3219049 Pneumatic transducers  
3217419 Computer gage  
3215346 Force balance system  
3200963 Moment comparator  
3200953 Filter cartridge with pleated element  
3190553 Automatic balanced weighbeam system  
3186317 Matrix positioning device  
3174529 Control system  
3165262 Pneumatic computer  
3159343 Analog computer  
3131863 Method and apparatus for limiting a regulating impulse  
3087471 Proportional positioning using hydraulic jet  
3086702 Pneumatic force balance computing apparatus  
3085744 Automatically balanced weighbeam systems  
3072326 Fluid-pressure-operated computer  
3062271 Pneumatic addition of flow signals  
3047002 Controller  
2993370 Force to proportional movement transducer  
2992559 Ratio totalizers provided with square root extracting means  
2991006 Automatic force balance bridge  
2979068 Step-type control system and relay therefor  
2970476 Pneumatic pressure ratio apparatus  
2967537 Control apparatus responsive to a plurality of independently variable pressures  
2960098 Fluid-pressure-operated computer  
2934898 Jet engine thrust control system  
2911991 Balanced servo actuating means  
2910084 Computer for automatic controls  
2889109 Pneumatic digital to analog summing device  
2882916 Force balance controller  
2851048 Regulation control system for minimizing and/or maximizing the output signal of a controller  

Matches 1 - 47 out of 47

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