Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 401 - 450 out of 630

Document Document Title
JPS6366120U  
JPS6365886U  
JPS6313039B2  
JPS6365189A  
JPS63638B2  
JPS62199530U  
JPS62291487A
PURPOSE: To make the starting torque small by providing the exhaust port of a pump at an substantially same level with the center of an impeller at an end face of a cylindrical casing which surrounds the impeller, and arranging a water s...  
JPS6245087Y2  
JPS62271991A  
JPS62183090U  
JPS62265486A
PURPOSE: To eliminate the need of supplying a sealing solution, by a method wherein the interior of a rotary casing is filled with only an amount of a sealing solution made of magnetic fluid, of which a space between the inner surface of...  
JPS6242154Y2  
JPS62243981A
PURPOSE: To reduce an amount of supply water, by a method wherein, when the temperature of water in a feed water tank exceeds a set value, water in the feed water tank is cooled to keep the temperature of water, fed to a liquid- sealed t...  
JPS62225791A
PURPOSE: To make a start torque smaller, by providing an ON-OFF valve to be opened only when a water-enclosing pump is in operation with a pipe from an air water separator connected to the exhaust gas side of the pump to the pump for sup...  
JPS62220778A
PURPOSE:To enable a valve to be operated certainly even when a vast number of discharge openings are provided densely thereon by laminating a plurality of plate-type valve elements on a plurality of discharge opening rows, and then attac...  
JPS62191688A
PURPOSE: To prevent rust seizure simply and surely through the use of a sepa rate member made from an anti-rusting material by forming that portion of the internal surface of a casing, which mates with the peripheral part of an impeller ...  
JPS6239278B2  
JPS62117284U  
JPS62157298A  
JPS6297291U  
JPS6257792U  
JPS6256791U  
JPS6274425A
PURPOSE: To enhance the gas-liquid separation efficiency of the emitting stream of a water seal type vacuum pump, by providing gas-liquid separation piping, to which a seal water sump part is provided by partially enlarging the caliber t...  
JPS6243195U  
JPS629757B2  
JPS6231790U  
JPS6226592U  
JPS62686A  
JPS61279792A
PURPOSE: To enable work on the installation of a pump to be carried out easily by providing an installation support leg on the bearing bracket of a motor and by mounting a pump casing with a pump room on the side surface of said bearing ...  
JPS61502407A  
JPS61223286A
PURPOSE: To prevent the occurrence of noises by forming a discharge port of a fluid ring pump with an aggregate of fine paths to discharge fine bubbles of discharged gas into enclosed liquid. CONSTITUTION: A discharge port 5 of a fluid r...  
JPS61218791A
PURPOSE: To raise the processing precision for a casing and the discharging efficiency, by forming a groove on a side board which confronts the side surface of an impeller, and making a liquid ring to be eccentric through making a part o...  
JPS61144288U  
JPS61167196A
PURPOSE: To aim at making a water ring pump lightweight and miniaturized, at reducing the time of fabrication and at facilitating the disassembly and assembly of the pump, by constituting a casing with the use of an inner cylindrical sec...  
JPS61113287U  
JPS61108892U  
JPS61103590U  
JPS61142387A  
JPS61142386A
PURPOSE: To prevent change of suction capacity even if the temperature of supply water to a water-sealed pump is changed, by a method wherein a regulating valve, regulating a mixture ratio of a reflux water amount to a new feed water amo...  
JPS61132795A
PURPOSE: To maintain the sealed liquid in water sealing vacuum pump constant by arranging an orifice at the supply water flow-in port of water sealing vacuum pump while arranging a branch conduit having low flow path resistance in the wa...  
JPS61101689A
PURPOSE: To improve reliability and simplify the handling of operation by removing a circulating water pump. CONSTITUTION: A branch 16 is connected to a delivery pipeline 4 and the upper side of the branch 16 is connected to a circulatin...  
JPS6166887A
PURPOSE: To reduce the friction between a water ring and a pump chamber wall and improve the efficiency of a liquid-piston pump by forming a casing into double structure and making the inner casing and a port plate from the porous materi...  
JPS6158996A  
JPS6137489U  
JPS6140478A  
JPS6140477A  
JPS6131686A
PURPOSE: To increase mechanical strength with simple structure and to facilitate inspection by integrating a port plate and the fixing section to motor side while providing an intake path and shaft seal device at the motor side of said p...  
JPS611886A  
JPS60502164A  
JPS60240892A  

Matches 401 - 450 out of 630