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JPH0580975B2 |
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JPH0580974B2 |
A pressure transmitter or transducer assembly comprises a pressure transducer (12) having a pair of inputs (14, 16) each connected to a separate pressure line (32, 34). A respective valve (36, 38) is connected in each pressure line (32, ...
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JPH0580610B2 |
A pressure or pressure difference measuring instrument comprising a pot-like housing having an electronic circuit part and a sensor connected to the bottom of the housing through an opening. To be able in such a measuring instrument to a...
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JPH0579931B2 |
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JPH05281071A |
PURPOSE:To provide a semiconductor differential pressure sensor which can obtain a differential pressure signal being independent of temperature and static pressure by periodically detecting three outputs through terminals in two sets of...
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JPH05273068A |
PURPOSE:To eliminate a need for adjusting current value of a constant-current source through a signal-processing circuit having simple configuration, and achieve a highly accurate detection in a differential pressure sensor detection cir...
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JPH0541716Y2 |
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JPH0575638U |
[Purpose] Effectively absorbs the impact from above. [Constitution] The name plate 15 is arranged on the upper surface of the outer circumference of the housing 13 with the central portion thereof separated from the outer circumference o...
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JPH05264302A |
PURPOSE:To widen the measuring range of the title device and, at the same time, to increase the durability of the device in a low flowing speed area by reducing the influence of external noise. CONSTITUTION:Pressure chambers 61 and 62 ar...
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JPH05264386A |
PURPOSE:To reduce the cost of the title transmitter and, at the same time, to improve the response characteristics and impact pressure resistance of the transmitter by using a porous material for its nest and transmitting pressures throu...
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JPH0573550U |
[Purpose] It is an object of the present invention to provide a differential pressure measuring device capable of substantially welding and fixing a hermetic terminal to a housing without causing a crack in the glass of the hermetic term...
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JPH0570771B2 |
A force transducer which includes a tapered beam portion (36) having at least one strain gauge attached thereto has a beam assembly in the form of a one-piece cylindrical member (28) having an L-shaped slot (32) formed therethrough to de...
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JPH0570776B2 |
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JPH05256719A |
PURPOSE:To detect the correct differential pressure even when a process is pulsating by making the responding characteristics at the high pressure side and the low pressure side equal to each other with the use of a center diaphragm havi...
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JPH05256718A |
PURPOSE:To realize a compact and light-weight sensor by forming a first and a second diaphragm parts in a silicon layer and providing at least one of the diaphragm parts with a pressure sensitive element. CONSTITUTION:A first and a secon...
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JPH05248979A |
PURPOSE: To simplify constitution and to enhance measuring accuracy by loading a second diaphragm having a sensor element provided on the upper surface thereof by second pressure forming difference pressure on the rear surface side of th...
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JPH0569649U |
[Purpose] In the differential pressure sensor unit, the number of parts is reduced and assembly and disassembly are facilitated. [Constitution] A differential pressure sensor unit configured so that fluid pressure is applied to both the ...
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JPH0569650U |
[Purpose] In the differential pressure sensor, a support member having two pressure introduction holes is joined to one end face of the support member, and a portion corresponding to the hole becomes a strain generating portion, and a pr...
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JPH0565015B2 |
A transducer has a first and second sensing diaphragm configured such that a first pressure P1 is applied to the first diaphragm and a second pressure P2 is applied to the second diaphragm and wherein both diaphragms are formed on the sa...
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JPH05232131A |
PURPOSE: To detect pressure difference in a cold plate directly with regard to a refrigerant-flow monitoring structure, which checks whether a constant amount of the refrigerant flows in the cold plate for cooling heated parts especially...
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JPH05223675A |
PURPOSE:To obtain a differential pressure transmitter which has the capability of improvement of the yield and cost-down of manufacture in relation to the transmitter having a diaphragm made from a specific material. CONSTITUTION:This tr...
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JPH05223674A |
PURPOSE:To reduce the span variation due to the variation of an ambient temperature by making the rates of the variation of hardness of a center diaphragm and a seal diaphragm roughly equal. CONSTITUTION:The materials of a center diaphra...
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JPH0564747U |
[Purpose] It is an object of the present invention to provide a differential pressure measuring device that can easily correspond to either a push switch method or a potentiometer method. [Constitution] In a differential pressure measuri...
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JPH0557532B2 |
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JPH05209803A |
PURPOSE:To enable the dimension between flange surfaces to be matched to a standard type by transmitting a high-pressure side pressure to a pressure-receiving side with a low pressure resistance of a silicon differential sensor through a...
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JPH0556815B2 |
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JPH05209801A |
PURPOSE:To prevent plastic deformation of a seal diaphragm and obtain a pressure-receiving structure of a differential pressure transmitter with a stable output even if an excessive pressure is applied. CONSTITUTION:A diaphragm which rec...
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JPH05209802A |
PURPOSE:To obtain a differential pressure transmitter where the width of a pressure-receiving part becomes narrow. cost is reduced, weight is reduced, and the dimension between flange surfaces can be matched to a standard type for the st...
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JPH0556458B2 |
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JPH0554054B2 |
A differential pressure gauge 10 utilizes a piston member 18 provided with a series of grooves 19 right around it, so that the piston member 18 itself forms the rack of a rack-and-pinion device (pinion 22) for converting linear displacem...
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JPH05203521A |
PURPOSE:To improve the life and reliability by preventing the action of an overload on the diaphragm of a differential-pressure detecting apparatus. CONSTITUTION:Pressure chambers A and B are formed in a casing 21 with a diaphragm 3. Pre...
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JPH05196529A |
PURPOSE:To reduce the size and weight of a differential pressure transmitter and, at the same time, to considerably reduce the manufacturing cost of the transmitter by fetching the pressure in each process pipeline by using one piece of ...
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JPH0559272U |
[Purpose] It is to provide an absolute pressure gauge with little change in output over time. [Constitution] In an absolute pressure gauge in which one pressure introduction chamber of the differential pressure measuring device is a refe...
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JPH05196530A |
PURPOSE:To prevent the intrusion of air, water, etc., into a stealing liquid by sealing a pipe for enclosing the sealing liquid while the inside of a detector body is maintained in a vacuum state by connecting one end of the pipe to an e...
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JPH0559273U |
[Purpose] An object of the present invention is to provide a differential pressure measuring device having improved corrosion resistance. [Constitution] In a differential pressure measuring device in which a side surface of a housing and...
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JPH05192275A |
PURPOSE: To automatically make the rotating direction of a rotary brush forward and backward, to reduce the operating force and to improve the dust collection efficiency by controlling the rotating direction of a rotary brush motor of a ...
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JPH0551855B2 |
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JPH05192274A |
PURPOSE: To automatically control the rotating direction of a rotary brush by processing a signal of a pressure sensitive sheet by placing a ball on the pressure sheet whose resistance value is varied in accordance with pressure, install...
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JPH0530116Y2 |
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JPH0530111Y2 |
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JPH0530117Y2 |
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JPH05187950A |
PURPOSE:To produce a change in a span due to a static pressure by a construction wherein a space between a first one of two conductive plates connected electrically and an annular support is filled with an insulator and the annular suppo...
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JPH05187948A |
PURPOSE:To attain an improvement in an input-output characteristic and miniaturization by providing a body wherein center sealed-liquid chambers are formed with center diaphragms, liquid-isolating diaphragms which form isolated-liquid ch...
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JPH05187949A |
PURPOSE:To remove dust and to prevent short-circuit of a lead wire by a method wherein a hole allowing a sealed-in liquid to flow in and out but not allowing the dust from entering is provided in a cover of a housing and a magnetized par...
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JPH05180644A |
PURPOSE:To measure the slant angle of a working mechanism highly accurately under the stabilized state without using a mechanical movable member. CONSTITUTION:A measuring container 20 constituting a bucket-angle measuring device 25 compr...
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JPH05180721A |
PURPOSE:To obtain a highly reliable differential pressure gauge which eliminates dust and prevents leads from being short-circuited. CONSTITUTION:A differential pressure gauge is provided with a distortion- electric signal conversion ele...
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JPH0552738U |
[Purpose] It is an object of the present invention to provide a highly reliable differential pressure measuring device that removes dust and does not cause a short circuit of a lead or the like. [Constitution] A strain-electric signal co...
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JPH05172677A |
PURPOSE:To remove waste refuse and to prevent the generation of the short-circuit of a lead or the like by providing a cover loosely fitted in a housing and having a U-shape cross section, the inflow/outflow passage of a seal liquid prov...
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JPH05172676A |
PURPOSE:To obtain the title device enhanced in input/output characteristics and possible to miniaturize. CONSTITUTION:In a differential pressure measuring device, two center diaphragm provided on respective bodies 24, 25 on high and low ...
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JPH0526985Y2 |
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