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JPS59196436A |
PURPOSE: To make it possible to monitor the degree of vacuum at a low cost, by emitting light from the outside of a vacuum shielding device, and detecting the reflected light from the surface of a gas absorbing material. CONSTITUTION: A ...
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JPS59187236A |
PURPOSE: To generate an alarm by a buzzer and to acutomatically open a switch apparatus when vacuum deterioration is generated, by attaching a vacuum sensor to a vacuum switch tube while always monitoring the vacuum degree of the vacuum ...
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JPS59170761A |
PURPOSE: To obtain a vacuum gauge which senses gaseous molecules flying from a specific direction b laminating plural truncated conical umbrellia-form bodies on the gaseous molecule flow intake side of the vacuum gauge. CONSTITUTION: Plu...
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JPS59166832A |
PURPOSE: To measure a pressure value in an optional place in a vacuum system by displaying a pressure value obtained by multiplying a coefficient to a pressure value shown by a signal obtained from a pressure measuring, sensor attached t...
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JPS59131038U |
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JPS5930438Y2 |
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JPS5930449Y2 |
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JPS59141027A |
PURPOSE: To attain to enhance measuring capacity by reducing a measuring error, by calculating pressure from the radio of the charging time of the ion current due to an integrator and the discharge time of the integrated amount due to el...
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JPS5926265Y2 |
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JPS5920658Y2 |
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JPS5991330A |
PURPOSE: To prevent the effect of disturbance and to measure vacuum degree accurately, by providing a tubular electrode for preventing fluctuation in potential, which has the potential that is insulated from a potential of a part attache...
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JPS5919403B2 |
A leak sensor powered directly by the circuit voltage being controlled by the vacuum circuit interrupter and continuously operating while the interrupter is in service. An indicating system is connected to the leak sensor, or sensors, an...
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JPS5919299B2 |
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JPS5971222A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5957848U |
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JPS5910602Y2 |
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JPS5954935A |
PURPOSE: To automate measurement and recording, by driving a rotary mechanism by motors, by measuring the height of mercury by a vertical moving mechanism wherein an optical sensor is used, and controlling them by a microcomputer. CONSTI...
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JPS598775B2 |
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JPS596745U |
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JPS5856820B2 |
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JPS5856429B2 |
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JPS58202863A |
PURPOSE: To find the thermal conductivity of gas by a method wherein the temperature of a container is controlled to be kept at a specified level with a temperature measuring resistor therein, a current flows therethrough to shift the te...
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JPS5852294B2 |
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JPS58167435U |
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JPS58145534U |
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JPS58142834U |
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JPS5839398Y2 |
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JPS58128978U |
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JPS5836999Y2 |
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JPS58139041A |
PURPOSE: To detect the degree of vacuum at the inside of a receptacle to be detected, by installing a vacuum receptacle so that it is connected to gas in the receptacle to be detected and a means for producing a gas molecule in the vacuu...
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JPS58119745U |
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JPS5836738B2 |
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JPS58113830A |
PURPOSE: To simultaneously find a digital pressure display and a display indicating a pressure trend, by a method wherein a data on a trend of a pressure is found from a pressure value indicated by a vacuum gauge, and the data is display...
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JPS58106431A |
PURPOSE: To shorten inspection time and to realize labor-saving inspection by providing an electrode for inspection to a case body which contains a vacuum breaker and deciding on whether its degree of vacuum is normal or not, and thus el...
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JPS58103731A |
A leak sensor powered directly by the circuit voltage being controlled by the vacuum circuit interrupter and continuously operating while the interrupter is in service. An indicating system is connected to the leak sensor, or sensors, an...
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JPS58103730A |
A leak sensor powered directly by the circuit voltage being controlled by the vacuum circuit interrupter and continuously operating while the interrupter is in service. An indicating system is connected to the leak sensor, or sensors, an...
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JPS5893128A |
An abnormally high vacuum pressure of a vacuum interrupter is detected from outside the interrupter. The interrupter detects electromagnetic wave signals which are generated by an electric discharge derived in response to a voltage diffe...
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JPS5890139A |
PURPOSE: To readily detect a poor vacuum simply by performing an opening and closing operation of a vacuum opening and closing device, by a method wherein a poor vacuum, produced due to a vacuum leak from a vacuum valve, is detected by g...
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JPS5887439A |
PURPOSE: To measure the degree of vacuum in a cathode-ray tube, by a method wherein an emission flows between a cathode of an electron gun of a cathode- ray tube and an arbitrary electrode, and ion produced as a result of said flow is ga...
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JPS5822690B2 |
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JPS5864721A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5814971B2 |
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JPS5815051B2 |
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JPS5815050B2 |
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JPS5848829A |
PURPOSE: To previously prevent a vacuum apparatus from accidents with a simple configuration by incorporating a radiometer into the inside of the vacuum case of the vacuum apparatus and supervising the degree of vacuum by the rotation of...
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JPS5841554U |
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JPS5830632A |
A thermal conductivity vacuum gage has a vacuum-sensing probe and a separate operating unit for indicating the vacuum sensed by the probe and supplying electrical power for the vacuum sensing by the probe. An electrically-conducting cabl...
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JPS5830633A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS587929B2 |
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JPS5821534A |
PURPOSE: To reliably generate discharge without the particular increase in a pulse output voltage of a discharge power source, by a method wherein a discharge trigger electrode is situated in a hollow part of an anode, and a potential, b...
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