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Patent Searching and Data


Matches 601 - 650 out of 786

Document Document Title
JPH04503985A  
JPH04194381A
PURPOSE: To supply good drinking water as well as to lighten the extent of maintenance service by installing a detection bar on a well bottom in a suction pipe lowermost end inclusive of a jet part. CONSTITUTION: A detection bar 9 keepin...  
JPH04190728A
PURPOSE: To obtain the title low-cost device having reduced labor comprising an inclined plane of collecting and raising waves on the surface of the water, a crossing wave forming part having a gradually contracting side part, a pipeline...  
JPH04190727A
PURPOSE: To obtain the title device freely pumping up and releasing water in a deep layer by wind force by supporting a revolving shaft having propellers through a float on a shaft and installing a screw at the lower part of the shaft, a...  
JPH04190726A
PURPOSE: To obtain the title low-cost device freely opening and closing a valve by vertical movement, reducing labor, consisting of a piston connected to a float moving up and down by wave on the surface of the water, a pipe suspended in...  
JPH04146325A
PURPOSE: To make it possible to surely remove slime by connecting a compressed air supply hose to an air-inlet pipe inserted into a pipe section forming a discharge port of an underwater pump, and connecting a drainage hose attained to t...  
JPH0427391B2  
JPH0427392B2  
JPH04124478A
PURPOSE: To obtain a liquid suction device for sucking liquid such as high- quality water, with less failure and high reliability by spacing a pump shaft and a motor shaft by the specified gap in the longitudinal direction of both shafts...  
JPH0416064Y2  
JPH04101075A
PURPOSE: To obtain a highly reliable pumping system without requiring fuel makeup and complicated maintenance by taking out energy by a heat pipe and a turbine making use of the atmospheric air temperature difference between underground ...  
JPH0434844U  
JPH0412966B2  
JPH0411758B2  
JPH0411759B2  
JPH048796U  
JPH041199B2  
JPH0380993B2  
JPH03279685A
PURPOSE: To remarkably reduce energy for pumping up deep water in the sea by respectively providing a circulating pump, a drain pump, and an water intake pump on a sea water circulating duct, a branch duct, and a mixing duct. CONSTITUTIO...  
JPH03258983A
PURPOSE: To conduct stratified pumping from an optional permeable layer by providing a pumping well reaching a plurality of permeable layers in the ground having the plurality of permeable layers, and disposing a packing device at an imp...  
JPH03222879A
PURPOSE: To miniaturize a storage pump by opening or closing a draft valve installed in a lower end of the pump by way of controlling a supply of high pressure gas, and making water taken into an empty chamber so as to be pumped up inter...  
JPH0362913B2  
JPH0361034B2  
JPH0330760B2  
JPH0396663A
PURPOSE: To provide a reliable pump in a simple structure by providing an inlet valve and an outlet valve in a container (casing) having an inlet and an outlet and providing an expansive room defined between both valves by an extensive m...  
JPH0367077A
PURPOSE: To provide a water lifting pump, which can be inserted in a normal small-dia. boring hole and which secures sufficient press feeding ability even at a large depth, by furnishing a check valve for suction and another for dis char...  
JPH0246608Y2  
JPH02204511A
PURPOSE: To enhance the efficiency of maintenance and inspection works of a pump by closing the upper ends of inner and outer casing pipes with a top board, and detachably securing a cover board with a water lifting pipe penetrated and f...  
JPH0235987U  
JPH01164617U  
JPH01501723A  
JPH0125905B2  
JPH0123675B2  
JPS63503078A  
JPS63502200A  
JPS63501972A  
JPS6378176U  
JPS6318040B2  
JPS6365199A
PURPOSE: To perform pumping efficiently, by installing a piston, provided with a heater, in the pump body connected to the lower end of a lifting pipe, and making the piston go down with the high pressure produced by the heater. CONSTITU...  
JPS6336077A
PURPOSE: To obtain pumping of large head and improve energy efficiency by connecting a plurality of pressure type pumps in series and as divided into a plurality of groups, and obtaining pressurized water discharge effect and decompresse...  
JPS6318460U  
JPS6321369A
PURPOSE: To save the energy by using hot waste water from the factory as hot heat source and river water, underground water, snow, etc. as cold heat source to drive a storage pump. CONSTITUTION: Both a hot water boiler 1 and a piston cha...  
JPS631036U  
JPS6245433B2  
JPS6239679B2  
JPS62159889A
PURPOSE:To improve economical efficiency, reliability, and maintainability by extracting part of a lubricating oil in a machine used under an adverse condition to renovate a lubricant and inspecting the extracted lubricating oil to detec...  
JPS6231199B2  
JPS6224797Y2  
JPS627040Y2  
JPS626117B2  

Matches 601 - 650 out of 786