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Patent Searching and Data


Matches 201 - 250 out of 630

Document Document Title
JP4050373B2  
JP2007502387A
Are a liquid ring gas pump of one stage or a number stage, and each stage, The impeller (2) prepared by carrying out eccentricity in the operation chamber (8) and the operation chamber (8), The liquid ring gas pump equipped with the flat...  
JP2006529015A
The 1st housing part (5) surrounding two or more operation space (16) carried after the impeller which can rotate had carried out eccentricity in the path direction, A 液封 pump equipped with the 2nd and 3rd housing part (4) which carr...  
JP2006336567A
To provide a suction vehicle loaded with a water-sealed vacuum pump capable of reducing size and weight of a suction device, having excellent cooling effect of the vacuum pump, and capable of maintaining high suction capacity over a long...  
JP2006525468A
The screw type liquid ring pump containing the spiral screw rotor (8) inside the pump housing (9) equipped with the entrance portion (3) and the Deguchi portion (11), and a housing to rotate. The rotor is connected with the shaft (7) pre...  
JP2006507941A
Two or more embodiments of the present invention are aimed at the novel pressurization steamy cycle for distilling a liquid. The element of the inflow part for receiving an unsettled liquid in some embodiments of the present invention, T...  
JP3769047B2
PURPOSE: To obtain an excellent silencing effect by forming an L- or U-shaped separating tank, and mounting a pump unit on the horizontal part thereof when at least part of a pump unit is connected to the separating tank extending under ...  
JP2005344511A
To provide a two stage water seal type pump having durability without applying a large load on a bearing.In the two stage water seal type pump provided with a casing 2 having a water seal stored therein, a first impeller 31 and a second ...  
JP2005534843A
[Subject] The rotor (6) of the inner side which carried out [solution means] eccentricity is supported by the common rotor (3) of the outside for a liquid ring within the axle (8, 9), The bearing (11) of the above-mentioned common rotor ...  
JPWO2004007966A1
オイルポンプは、回転に伴い吸込通路(24 )のオイルを吸込ポート(27)から吸い込 んで吐出ポート(19)を経て吐出通路に供 給するポンプ作用を行うロータ(3)と...  
JP3735667B2
To provide a liquid-seal rotary pump reduced in the clearance volume. This liquid-seal rotary pump is formed by eccentrically arranging an impeller having a plurality of blades in a cylindrical casing, and has a suction side side plate f...  
JP2004308588A
To provide a water ring pump of easy maintenance around a port part and of low costs.In the water ring pump 1, a control cover part 5 having partitions of an intake air passage 14 and an exhaust gas passage 18 therein is formed by constr...  
JP2004308573A
To provide a liquid seal rotary pump capable of efficiently sucking and force-feeding a gas under widely fluctuating suction/discharge pressure conditions and rotor rotation conditions.In the liquid seal pump having a plurality of pipes ...  
JP2004285833A
To prevent performance deterioration accompanying vapor pressure rise of a sealing water by reducing a friction loss generated by revolution of the sealing water, and by restraining temperature rising of the sealing water.This water seal...  
JP2004169663A
To provide a miniaturized and inexpensive separator for a liquid seal type vacuum pump.A vapor-liquid introducing pipe 32 is inserted into a tank body 31 from the under part of the sealed tank body 31, the vapor-liquid introducing pipe 3...  
JP2004132328A
To provide an evacuation equipment using a water seal type pump which can be operated without the necessity of supplying new water from the outside.The evacuation equipment includes the water seal type vacuum pump 1, a separator tank 2 w...  
JP3541220B2
To provide a helical-shaped liquid seal type compressor that improves storing performance of sealing liquid into a compressed space, prevents a phenomenon in which the sealing liquid separates from a boss surface at the nearest contact b...  
JP3538234B2
PURPOSE: To realize the manufacturing of a pump more economically without losing quality by forming a working chamber casing in a panlike deep drawn sheet metal shape having no connecting portions in a one-stage ring gas pump flanged to ...  
JP3538235B2
PURPOSE: To provide an inexpensive and dimensionally stable control plate. CONSTITUTION: A working chamber having an impeller 6 rotated inside and an axial boundary by a control plate 7 is provided. The impeller 6 passes through the cont...  
JP3536208B2
To keep a function of a vacuum pump, secure maintenance and stabilize quality of a sucked object by adequately keeping a seal water amount of the vacuum pump for dewatering a running wetting matter, and to prevent over load phenomenon in...  
JP3515998B2
PURPOSE: To provide a mechanical compressor system in which a compressed gaseous conveyance medium is cooled to a process-compatible temperature with only a low energy demand and little additional expenditure for installation. CONSTITUTI...  
JP2004027912A
To provide a casing for a liquid-seal rotary pump most suitable for use or a purpose at a low cost by forming the casing with a plurality of elements and joining those elements.In the rotary pump in which the center of the casing is form...  
JP2003269353A
To provide a liquid-seal rotary pump reduced in the clearance volume.This liquid-seal rotary pump is formed by eccentrically arranging an impeller having a plurality of blades in a cylindrical casing, and has a suction side side plate fo...  
JP2003129980A
To provide a gas compressor having improved volume efficiency and other characteristics by suppressing the leakage of gas from a compression chamber.Sealing members 51 are provided between a cylinder 9 for the gas compressor and each of ...  
JP3401012B2  
JP2003065268A
To lengthen the maintenance work interval for a vacuum pump by preventing deposition of dust contaminated in inert gas in the neighborhood of the suction port of a vacuum pump.A gas introducing chamber 21 of a vacuum pump 16 intercommuni...  
JP3376729B2  
JP3396572B2
To suppress consumption of operating liquid by serially connecting a first after-cooler to a second after-cooler in a flowing direction, and returning condensate generated in the second after-cooler to an operating liquid circuit. During...  
JP3351680B2  
JP2002332978A
To provide a liquid-sealing vacuum pump capable of increasing a suction amount without enlarging the size of a device and increasing a cost.This liquid-sealed vacuum pump comprises a casing 1, an impeller 4 eccentrically attached in the ...  
JP2002257069A
To keep a function of a vacuum pump, secure maintenance and stabilize quality of a sucked object by adequately keeping a seal water amount of the vacuum pump for dewatering a running wetting matter, and to prevent over load phenomenon in...  
JP2002527682A
(-- 57) summary -- easy and compact composition with at least one operation room Hy Zingg (8) who has at least one rotary impeller (3), It is attained by the 液封 pump equipped with the 支承 part which 支承 the axis (7) of an impel...  
JP2002524541A
(57) The rotation vacuum filter pump which uses a liquid ring seal in order to make summary bisphenol A / phenol slurry produce a vacuum is used, The method which is a method of improving for manufacturing the bisphenol A which does not ...  
JP2002213382A
To provide a helical-shaped liquid seal type compressor that improves storing performance of sealing liquid into a compressed space, prevents a phenomenon in which the sealing liquid separates from a boss surface at the nearest contact b...  
JP2002518637A
(57) The housing 10 which is a centrifugal pump for sucking out summary pulp 縣濁液, and was equipped with the entrance and exit for pulp 縣濁液, It is the pump equipped with the pump braid 15 prolonged from the hub 16 outward alon...  
JP2001329982A
To provide a displacement type gas pump for multiple suction for sucking and discharging the same or different kind of gases having different pressure with one pump, reducing a pump cost and an operation cost, and simplifying operation c...  
JP2001271775A
To provide structure simplifying a bearing inside a pump of a rotary pump. A hollow part 5 is installed on the side surface of a rotating body 1, a cantilever shaft 6 integratedly installed with a pump cover 3 is mounted on the hollow pa...  
JP2001505276A
(57) The impeller (1) of a summary 液封 machine has a shuttlecock of a large number combined with the hub and support disk of the impeller, and the end side and the support disk back of the impeller hub have a sealing surface. The holl...  
JP2000512363A
(57) At least one drive with which a summary 液封 pump (12) has a driving shaft (3), It consists of control boards (8) which equipped with the penetration mouth for hydraulic fluid exchange the part which counters at least one operatio...  
JP2000257581A
To provide a liquid sealing type vacuum pump capable of being used even at high rotation speed and low rotation speed and being miniaturized. In a movable vane type vacuum pump using conventional sealing liquid, a clearance A is formed a...  
JP3081689B2  
JP2000199490A
To provide a steam sterilizer that can display given performance by means of a miniaturized water sealing type vacuum pump. This sterilizer is equipped with a pressure vessel 10 and vacuum generating means. The pressure vessel 10 sterili...  
JP2000054974A
To provide a helical-shaped liquid-ring type compressor that can certainly eliminate shortage of sealing liquid in a suction portion, and has a sealing liquid supply mechanism requiring no large scale supply mechanism for the sealing liq...  
JP3018171B2
To provide a helical-shaped liquid-ring type compressor that can certainly eliminate shortage of sealing liquid in a suction portion, and has a sealing liquid supply mechanism requiring no large scale supply mechanism for the sealing liq...  
JPH11515071A
(57) The pump ring (3) which summary book invention relates to the centrifugal pump equipped with the gas separation means for floating matter, and is equipped with a hub (27), The pump chamber front portion (4A) which faces an entrance ...  
JP2963202B2  
JP2594386Y2  
JPH1172095A
To combine advantages of both axial stream pump design and radial stream pump design by delimiting the surface of a conical trapezoid having a specific conical angle by a port structure which is directly adjacent to a recessed section in...  
JP2860397B2  
JP2590614Y2  

Matches 201 - 250 out of 630