Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 551 - 600 out of 1,631

Document Document Title
JP2003083831A
To detect a leakage current flowing into a live part interphase caused by deterioration of an insulating material, in a vacuum circuit breaker having a three-phase integrally molded insulating frame.A conductor 8 is disposed on a live pa...  
JP2003065877A
To provide an ultrahigh vacuum gage capable of adjusting and measuring offset derived from a gage head and the whole measuring system, and an ultrahigh vacuum measuring method using the gage.In this ultrahigh vacuum gage, a condition whe...  
JP2003065875A
To provide an ultrahigh vacuum measuring method capable of removing the influence by electrons and the influence by ions.This method is constituted as follows: a vacuum gage for ionizing gas molecules by electron impact at an ion source ...  
JP3403845B2
PURPOSE: To provide a method and a vacuum gauge for ultra-high vacuum which can accurately measure ultra-high vacuum not more than about 10-11Pa by removing an ESD(electronically stimulated desorbed) ions. CONSTITUTION: In an ultra-high ...  
JP2003050176A
To accurately measure vacuum pressure. A vacuum gauge comprises an electron supply source 16, an open anode 18 for forming an anode space, an ion collector electrode 20 for collecting ions formed by a collision of electrons with gas mole...  
JP3400885B2
PURPOSE: To provide a flange mount-type hot cathode ionization vacuum gauge of long life which can measure stably even under a high pressure or even when performing degassing frequently and can be made compact. CONSTITUTION: The gauge ha...  
JP3396726B2
To enhance measuring sensitivity and accuracy in a BA-type ionization vacuum gauge. In the BA-type ionization vacuum gauge 10, an ion collector electrode 16 in an open grid 12 is formed into a loop shape, and the loop surface thereof is ...  
JP2003042884A
To provide a vacuum measuring apparatus capable of substantially shortening aging time. The vacuum measuring apparatus is provided with both a vacuum gauge connected to a vacuum processing chamber and a controller connected to the vacuum...  
JP2003021567A
To provide a micro high-vacuum pressure sensor, which is housed inside a low-pressure microchip enclosure and which can be manufactured by a well-known microchip manufacturing technique.The micro pressure sensor uses an electric field ge...  
JP2003021566A
To provide a silicon-diaphragm type vacuum pressure sensor device, by which a pressure region up to 13.3 kPa from 0.01 Pa can be measured continuously.The diaphragm-type vacuum pressure sensor device is provided with a first silicon-diap...  
JP3385624B2
PURPOSE: To precisely guide a moving body through a passage by displaying an actual image in addition to map information. CONSTITUTION: When there is some input from an input device 6, images from an image pickup device 5 are stored on a...  
JP3385392B2
PURPOSE: To provide a vacuum sensor which is simple in structure, small-sized, and besides can measure wide range of vacuum pressure with by itself by counterposing plural sets of diaphragm electrodes and conductive film electrodes with ...  
JP2003004571A
To protect a crystal gauge of a combination gauge from heat radiated from an ion gauge.In the combination gauge in which the crystal gauge is arranged near the ion gauge having a thermal filament, the crystal gauge is surrounded by a pie...  
JP2003004572A
To accurately and easily assemble a quadrupole section of a partial pressure vacuum gauge using a jig.The partial pressure vacuum gauge with a quadrupole section employs an assembling jig and an assembling method by which electrode rods ...  
JP3359941B2  
JP2002340719A
To provide a vacuum gage using a Peltier element.The vacuum gage using a Peltier element for measuring the pressure in a vacuum tank comprises a signal generator 1 for generating a current flowing in the Peltier element, a current meter ...  
JP2002340720A
To provide a vacuum gage pressure corrector which is usable together with an existing ionization vacuum gage controller to have a pressure correcting function.The vacuum gage pressure corrector is connected to a vacuum gage having a self...  
JP2002318166A
To provide an electrostatic capacity type vacuum sensor allowing the change of a measuring pressure region without changing the thickness of an elastic structure part of a diaphragm electrode and allowing the measuring pressure region of...  
JP3336384B2  
JP3358394B2
PURPOSE: To resume the leak test effectively by lowering the background level at a mass spectrometric section quickly even when a large quantity of He is mixed into an oil in an oil-sealed rotary vacuum pump due to gross leak. CONSTITUTI...  
JP2002267560A
To provide a manufacturing method capable of manufacturing high- reliability pressure sensor by establishing a patterning technology capable of forming a conductive substrate of a pressure sensor and a corrosion resisting metal thin film...  
JP2002528776A
(57) The hearing dignity attachment equipment which generates the signal by which answered the summary broadband signal and dignity attachment was carried out auditorily contains a signal pre-emphasis filter, a synthesizing filter comput...  
JP2002528983A
(57) In order to generate a synthetic broadband signal, in the relation to a pitch code vector and an innovative code vector, summary book invention relates to the method and equipment which emphasize the periodicity of the excitation si...  
JP2002528775A
(57) -- a summary broadband signal -- especially -- however, how to have been improved for digital-code-izing an audio signal for transmission of this broadband audible signal or memory, and composition, although not limited to it and eq...  
JP2002528777A
(57) Recover the high-frequency ingredient of the broadband signal by which the down sampling was carried out during coding in the summary past, and this high-frequency ingredient is poured into the synthetic version to which oversamplin...  
JP2002520613A
(-- 57) summary, since the wide time base range ranging from about 10 mb to about 10 bars is covered, The pressure sensor (3) which is arranged in a protective tube (1) and which can be produced economically simply and small, Have a film...  
JP3323004B2
PURPOSE: To provide a small and highly sensitive pressure sensor excellent in environment resistance. CONSTITUTION: A pressure sensor 20 is arranged so as to face an opening 14 communicated with a space 12 being a measuring object, and t...  
JP3280981B2  
JP3300775B2
PURPOSE: To provide a field emission type vacuum gauge which has an extremely simple structure and small size and can accurately measure a pressure in an ultra-high vacuum region or lower than the region. CONSTITUTION: A constant-current...  
JP2002122498A
To provide a simple method for measuring gas pressure and a low-cost device for the method applicable to a pressure reduced atmosphere and having excellent measuring accuracy and responsiveness.This method and device for measuring the pr...  
JP2002508836A
(-- 57) summary -- the バヤード * Alpert type gas pressure measurement gauge which neutralized the X* line effect equipped with the collector and screening electrode containing the same conductive substance of substance top inactivit...  
JP2002071500A
To provide a method and an apparatus using a crystal oscillator which can always measure pressure accurately without replacement and cleaning of the crystal oscillator.In the method and the apparatus measuring gas pressure based on the d...  
JP2002506974A
(57) Summary book invention relates to the measuring device which has at least one microsensor (5), and in this case at least one microsensor, Have at least two Komuro (20, 30) filled up with gas, and each smallness room (20, 30), It is ...  
JP2002039902A
To enhance measuring sensitivity and accuracy in a BA-type ionization vacuum gauge.In the BA-type ionization vacuum gauge 10, an ion collector electrode 16 in an open grid 12 is formed into a loop shape, and the loop surface thereof is a...  
JP2002025398A
To provide a pressure measurement device which is free from vacuum leakage due to erosion as in use for a ground electrode.By putting a metal block 32 between an insulating part 31 such as ceramics and a ground electrode 33 absorbing dif...  
JP2001343302A
To provide a heat loss measuring instrument that measures gas pressure under a certain environment and has an accurate pressure measuring range with one measuring instrument from a low pressure to a high pressure.This heat loss pressure ...  
JP3260721B2
To provide an inexpensive and practical diaphragm vacuum gauge in which the measuring range of the degree of vacuum is widened and the work for measuring the degree of vacuum can be enhanced. The diaphragm vacuum gauge comprises a first ...  
JP2001525060A
(57) Summary book invention relates to the Penning gauge (1) equipped with the negative pole and the anode. In order to avoid the inconvenient sputtering action of the negative pole, the negative pole (11) consists mainly of titanium at ...  
JP2001330543A
To solve problems so far experienced in measuring the concentration of a mixed gas, for example, that the mixture ratio (concentration) can not be accurately measured when the pressure of the mixed gas is different from the atmospheric p...  
JP2001324398A
To provide a capacitance type vacuum sensor having resistance against reactive gas, high quality, and excellent mass productivity.The problems are solved by this corrosion resistant vacuum sensor equipped with a corrosion resistant diaph...  
JP2001324403A
To provide a vacuum measurement device having small size and small individual difference in characteristics and capable of stable mass production.In a vacuum measurement device for measuring the pressure of gas by heating a filament touc...  
JP2001305292A
To prevent the reduction in breakdown voltage by magnetic field in a high-voltage apparatus such as electron gun to be set in a magnetic field. In this high-voltage apparatus, a negative potential part 1 and a positive potential part 2 a...  
JP3239817B2
To provide a vacuum pressure measuring method and device for accurately and simply measuring vacuum pressure at a reduced pressure part. Water in a container 3 being connected to a reduced pressure part 1 where pressure should be measure...  
JP2001517784A
(57) In order to eliminate the influence of the temperature of a wall on the pressure of the gas in the container for which it asks using a summary ピラニ manometer etc. , two resistive elements (3, 6) are used. The 1st element (3) is...  
JP2001517313A
(57) -- A summary the present invention is used as a heat conduction manometer, and comes out about the pressure measuring device which has an exact resistance layer (131). This resistance layer is arranged in layers at a self-support ca...  
JP2001255225A
To provide a static capacitance type vacuum sensor efficiently correcting a measurement error by thermal expansion and highly reliably measuring the pressure in the static capacitance type vacuum sensor possible of measuring a wide press...  
JP2001256910A
To provide a vacuum display device for an electron microscope sample cell capable of more accurately displaying the degree of vacuum in the sample cell than before without giving poor effect on the control of a primary electron beam or a...  
JP2001221701A
To calculate pressure within an accelerating tube on the basis of the indicated pressure of an ion pump or the like and to indicate it.This device for indicating the vacuum pressure of an electron microscope accelerating tube computes an...  
JP2001215161A
To measure pressures of a wide range in comparison with the prior art without greatly changing a structure of the conventional capacitive type vacuum sensor, in a capacitive type vacuum sensor having inside a pair of a diaphragm electrod...  
JP2001215163A
To stably measure both a pressure from a middle level vacuum region to a high level vacuum region by an ionization type first measuring element and a pressure of a measurement region proper to a second measuring element.This ionization g...  

Matches 551 - 600 out of 1,631