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JPH08135593A |
PURPOSE: To dispense with a liquid absorption pump to form a waterproof structure, to reduce size, and besides to facilitate execution of a work, to simplify maintenance, and to form the liquid absorption pump at a low cost. CONSTITUTION...
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JPH08121343A |
PURPOSE: To provide a deep well pump device which is constituted to reduce size, ensure safety, and reduce a processing cost. CONSTITUTION: A pressure regulating device 20 and an automatic air supply device 30 are horizontally attached o...
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JPH0819922B2 |
A variable displacement pump system including a pressure and a load sensing compensator (18,19) for operating a pump adjusting mechanism (11-13) to vary the displacement by applying hydraulic fluid to a hydraulic positioning piston (13) ...
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JPH084657A |
PURPOSE: To eliminate problems of vibration, stability, attachment of a check valve and the like by disposing a drive device such as a hydraulic turbine above a tank and a water intake pump below the tank respectively and connecting the ...
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JPH07116694B2 |
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 fi...
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JPH0750854Y2 |
A pump mounting structure of a canned submersible motor for a deep well pump is disclosed. The motor comprises a stator chamber and bearing brackets provided on opposite sides of the stator chamber. The bearing bracket on a load side of ...
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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...
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JPH077593Y2 |
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JPH0676663U |
[Purpose] It can be placed below the surface of water in rivers, lakes, etc., and pumped from the bottom of the cylinder to the top of the cylinder. Provided is a continuous pump pumping cylinder that is easy to manufacture and has low e...
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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...
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JPH0660784U |
[Purpose] To provide an assisting device for pumps with a simple structure and low cost, as well as a wide range of uses. [Constitution] A hollow cylinder 40 that can be inserted and connected to the discharge pipe system of the pump is ...
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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...
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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...
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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....
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JPH0514292U |
[Purpose] It is related to a recovery device for removing and recovering sediments and marine organisms on the bottom of the water. By adopting a vacuum suction method, the reliability of work is improved and it is possible to recover la...
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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 ...
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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...
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JPH04111579U |
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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...
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JPH04503985A |
A submersible positive-displacement pump comprises a pump housing (10A/10B) having an inlet (11) at its lower portion and an outlet (17-19) at its upper portion, a variable-volume pump chamber (21) which is provided at the lower portion ...
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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...
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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...
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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...
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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...
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JPH0427391B2 |
A positive displacement pump particularly useful in pumping viscous fluids which may or may not contain gases, including water vapor, and/or suspended solids in which the actual flow equals the theoretical maximum flow through a check va...
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JPH0427392B2 |
A positive displacement pump particularly useful in pumping viscous fluids which may or may not contain gases, including water vapor, and/or suspended solids in which the actual flow equals the theoretical maximum flow through a check va...
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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...
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JPH0416064Y2 |
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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 ...
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JPH0412966B2 |
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JPH0411758B2 |
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JPH0411759B2 |
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JPH041199B2 |
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JPH0380993B2 |
Pump for liquids and gases, particularly for immersing in a well hole. A pump piston (35) is operated by a double acting operating piston (33) provided with working medium through a supply conduit (13). The supply of working medium to th...
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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...
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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...
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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...
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JPH0362913B2 |
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JPH0361034B2 |
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JPH0337997B2 |
Fountain for enriching the active matter in water originating, for example, from wells, characterised in that it comprises means for channelling the flow of water drawn from the well around a cartridge (7) containing the active matter to...
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JPH0330760B2 |
The present invention relates to a method and a system for lubrication of a mechanical system and the like used under the severe conditions, and includes a lubricating oil feeding device to the mechanical system, a lubricating oil extrac...
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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...
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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...
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JPH0246608Y2 |
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JPH0235987U |
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JPH01164617U |
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JPH01501723A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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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...
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JPH0125905B2 |
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JPH0123675B2 |
In an oil pump of the type comprising a cartridge having an elliptical cam ring in which a rotor having a plurality of vanes is rotated to form a pair of pump chambers symmetric with respect to an axis of rotor, and a pair of suction pas...
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