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JPH0480335B2 |
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JPH04359024A |
PURPOSE: To provide an apparatus for the production of porous polymer products such as polymer foams by comprising, a high pressure tank apparatus contg. a liq. material under pressure, an apparatus for delivering droplets of a blowing a...
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JPH0452675Y2 |
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JPH04131754U |
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JPH0450533Y2 |
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JPH04339237A |
PURPOSE: To obtain a good monomolecular film by emitting excitation light on the monomolecular film on a vapor-liquid interface, catching the excitation light from an arbitrary position of the monomolecular film with an optical measure, ...
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JPH04324340A |
PURPOSE: To detect a bubble if a fluid while discriminating from other pressure disturbance by filtering the pressure detection signal of a pressurized liquid thereby removing two signals lower than a predetermined reference level, a sho...
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JPH0471174B2 |
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JPH0470584B2 |
A solid state cell for measuring the activity of a component of a mixture by using a solid ionic conductor, which is in contact on one side with a reference phase and on the other side with a phase sensitive to the gas component to be de...
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JPH0470569B2 |
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JPH0469327B2 |
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JPH04122351U |
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JPH0465339B2 |
A system is provided for measuring the amount of oxygen in exhaust gas emitted by an internal-combustion engine. The system includes an exhaust pipe for conducting engine exhaust gas and a probe for determining the oxygen content of engi...
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JPH04294244A |
PURPOSE: To detect hydrogen which has passed through iron and steel by bringing V, Nb or Ta in a plate form into contact with an inner wall of a steel plate which seals a space in iron and steel base metal and by measuring an expansion c...
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JPH0451782B2 |
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JPH04232437A |
PURPOSE: To make it possible to accurately measure the effective partial pressure of dissolved gas in liquid by providing means for altering the attack angle of a blade to the flow of fluid, and means for recognizing initial cavitation b...
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JPH0451718B2 |
A device for determining the level of particulate contamination in a hydraulic system. Between the inlet and outlet of the device the fluid passes through the narrow clearance between a piston and a surrounding bore. As the clearance bec...
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JPH04230830A |
PURPOSE: To analyze the amt. of dispersed air in a liquid in nucleus forming air especially within the polyurethane component housed in a pressure tank. CONSTITUTION: An apparatus for measuring the amt. of dispersed air in a pressurized ...
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JPH04225139A |
PURPOSE: To measure the concentration of gas in a beverage accurately in a nondestructive manner by a method wherein the lateral side of a hermetically sealed container for a beverage is pressed with a load varied, the shape thereof is t...
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JPH0449649B2 |
A pressure differential gage and a method for detecting the presence of noncondensible gases in a refrigeration system. The pressure differential gage comprises a housing, a diaphragm, first and second tubes, a reference fluid, and indic...
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JPH04178536A |
PURPOSE: To detect the fuel nature without complicated constitution and any influence on the driving condition by controlling the combustion of fuel to improve combustion and judging whether the fuel is low volatile or not according to t...
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JPH04158214A |
PURPOSE:To enable the simultaneous measurement of the flow velocity and flow rate of a sample fluid by providing a through hole i each of a total pressure chamber, a static pressure chamber and a sample fluid collecting chamber and by pr...
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JPH04110747A |
PURPOSE: To evaluate the freezing damage withstand property in a short time by measuring the temp. of a test body under the icing process and the amount of volume change, and therefrom determining the amount of expansion due to freezing....
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JPH04104037A |
PURPOSE: To measure the minute amount of the concentration of hydrogen which is present in an environment by assembling a Wheatstone bridge with hydrogen occluding metal as one sensor, and measuring the resistivity value of the circuit b...
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JPH0414737B2 |
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JPH0465672A |
PURPOSE: To measure the mixture amount of air in engine oil in a short time by applying different specific pressure to the engine oil at two proper places in a branch path which branches from a circulation path and extends to an oil pan ...
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JPH0462364A |
PURPOSE: To achieve secure sealing of a fluid and detect the pressure of the fluid with high accuracy irrespective of variations in the pressure, by interposing a thin film between a fluid-detecting part and a casing, and sealing the det...
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JPH0418461U |
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JPH047950B2 |
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JPH0419540A |
PURPOSE: To allow the automatic parallel analyses of plural gaseous components by installing a pressure gauge to a measuring pipe, communicating an auxiliary chamber which is opened in the upper part to absorption vessels and connecting ...
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JPH04544B2 |
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JPH03264842A |
PURPOSE: To detect the amount of gas in oil on the spot readily by introducing specified amount of insulating oil from a tank into a detecting container, thereafter closing a cock, and forcibly expanding the volume of the container. CONS...
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JPH03257344A |
PURPOSE: To accurately measure the equilibrium adsorbing amount of a multicomponent gaseous mixture by forming a circulation pipeline by further providing a separate connection pipe between a variable capacity cell and an adsorbing cell ...
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JPH03245037A |
PURPOSE: To produce mixed gas wherein uniformity is kept all the time by selecting and outputting the optimum control parameter in response to the detected gas flow rate, and performing PI or PID control with the optimum control paramete...
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JPH03223648A |
PURPOSE: To obtain a thin film moisture sensitive element characterized by excellent resistance against temperature, chemical and the like, high sensitivity and high-speed response by using a dielectric film comprising a metal oxide film...
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JPH0393762U |
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JPH03216181A |
PURPOSE: To easily perform the subject recording and measurement by controlling pressure variation between a vessel for breathing and a vessel for compensation with an electric transducer in using the vessel for breathing containing a sp...
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JPH0357439B2 |
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JPH03189539A |
PURPOSE: To obtain the measuring instrument which is small in size and has high responsiveness, detecting accuracy and reliability by constituting the instrument of a container which is formed of a hydrogen permeable membrane, a hydrogen...
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JPH0336175B2 |
@ Apparatus for providing an indication of the level of contaminant in a fluid includes a pervious barrier (12) disposed across a fluid path (11) so that the barrier (12) will be progressively blocked by contaminant in the fluid. Monitor...
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JPH03118443A |
PURPOSE: To measure the quantity of hydrogen in a hydrogen storing tank accurately regardless of the fluctuation in temperature by using a strain gage and a temperature measuring resistor element having the temperature change characteris...
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JPH03110444A |
PURPOSE: To measure performance of an adsorbent by successively connecting the supply part of gas for measurement, a flow rate controlling part, an adsorption vessel and an analyzer and introducing carrier gas into the discharge side of ...
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JPH0344652U |
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JPH0396833A |
PURPOSE: To detect a quenching by measuring the difference in the point of time when pressure variation of working fluid is detected between a 1st and a 2nd pressure sensor and calculating the position of the quenching in a quenching sta...
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JPH0395427A |
PURPOSE: To make the time of occurrence of abnormality exact and to improve design precision and the reliability of a product by conducting a vibration test by giving a minute random wave to a vibration signal, and by detecting only a fr...
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JPH0387635A |
PURPOSE: To easily measure the oxygen permeability of a contact lens itself irrespective of a shape of the lens and a base curve by holding hermetically the contact lens therebetween by an elastic ring and a holding ring on the tip part ...
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JPH0326786B2 |
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JPH0368838A |
PURPOSE: To make it possible to perform stabilized continuous measurement simply for a long period by providing a hydrogen collecting space to a steel structure member, and measuring the hydrogen which is discharged into the hydrogen col...
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JPH0359438A |
PURPOSE: To exactly measure the water content in soil by providing an enclosure which encloses the outer periphery of a porous cup in the soil by maintaining a prescribed spacing. CONSTITUTION: A cylindrical body 2 is inserted into the c...
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JPH036439A |
PURPOSE: To enable execution of measurement in a pressure range from a low vacuum region to a high by a construction wherein a first vacuum chamber having a gas introduction port and a second vacuum chamber having a sample chamber and a ...
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