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Patent Searching and Data


Matches 601 - 650 out of 804

Document Document Title
JPH0763170A
PURPOSE: To facilitate maintenance by dispensing with a level sensor and a cable for the sensor. CONSTITUTION: In a comparator 15, an actual current value, which is detected by a detector 10, of a pumping motor 2 and the reference curren...  
JPH077593Y2  
JPH0676663U
[Objects of the Invention] Offer of the continuation pump pumping pipe with cheap equipment cost in which produce a stream continuously under the basin system region water surface, and mix surface water at the same time it allocates unde...  
JPH06280501A
PURPOSE: To provide an air motor which requires no labor in assembly and is difficult to stop even at a low speed by providing first and second spool valves on first and second end parts of a cylinder, forming first and second chambers o...  
JPH0660784U
[Objects of the Invention] Structure can be easy, and it can manufacture cheaply, and provide the assisting device of the large storage pump of a use area. [Elements of the Invention] Form in suitable length hollow cylinder body 40 which...  
JPH06201542A
PURPOSE: To retain the state of water at a sampling position and to positively sample the ground water at a specific depth without causing the sampled ground water from contacting air and preventing dissolved constituents, etc., from bei...  
JPH06173766A
PURPOSE: To enable inexpensive pump-up of water having a long service life without the necessity of a solar battery, an inventer and a motor, by driving a Sterling engine with the use of solar energy so that a water feed pump is directly...  
JPH0642465A
PURPOSE: To reduce the necessary power and permit the circulation of the bottom layer water and economic aeration by pumping up the bottom layer water inside a pumping-up cover from a pumping-up cylinder, accompanied with the drive of a ...  
JPH062666A
PURPOSE: To separate and remove scale grown on the tip of an air pipe on the spot. CONSTITUTION: A flexible scale sticking body 6 is installed in the tip part of an air pipe 4, and the scale sticking body 6 is deformed by stopping forcib...  
JPH0596488U
[Objects of the Invention] It aims at providing the submerged pump for wells with which laborsaving of the installation operation of the submerged pump inside a well and cost reduction of well equipment are attained. [Elements of the Inv...  
JPH05133340A
PURPOSE: To prevent fluid from passing through an inlet valve and a pump barrel to cause damage thereto by providing a lock device for locking an inlet valve for a sucker rod operated reciprocating underground pump at a closure position....  
JPH0514292U
[Objects of the Invention] It is related with the recovery subsystem for removing and collecting sediments, sea living things, etc. of a sea bed, While achieving the small size and the weight saving of the robot for underwater work which...  
JPH04323493A
PURPOSE: To save energy by connecting a piston to one end of a pole swingably supported with a support member through a rod, providing a weight corresponding to a pump load and the like on the other end, and movably holding the rod with ...  
JPH04292588A
PURPOSE: To provide a multistage pump having an easily installable assembly comprising a shaft and pulsating systems and an easily balanceable rotor. CONSTITUTION: In a multistage pump comprising a main body 2 sealed by a flange 6 formed...  
JPH04111579U  
JPH04262079A
PURPOSE: To provide an improved inlet valve assembly mainly used for an underground sucker rod operated reciprocating piston. CONSTITUTION: An inlet valve assembly 18 is provided to lock an inlet valve for an underground sucker rod opera...  
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  
JPH01138384A
PURPOSE: To spread the continuous operation region by installing a switch which detects the flow rate of the water supplied from a water storage part such as accumulator and opens the electric path of a submersible pump when the detected...  
JPH0125905B2  
JPH0123675B2  

Matches 601 - 650 out of 804