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WO/2018/055866A1 |
[Problem] A switching valve is used in a binary pump. This switching valve is provided with a first liquid delivery port to which a first pump unit is connected, a second liquid delivery port to which a second pump unit is connected, and...
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WO/2018/050525A1 |
The invention relates to a method for operating at least one metering device. According to the invention, in order to specify a method for operating metering devices that is flexibly adaptable, the method has the steps of providing a ser...
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WO/2018/047396A1 |
This non-pulsating pump (100) has a rotary cam (15) which converts a rotary motion of a servomotor (11) into a reciprocating motion and through which first and second pumps (20, 40) are driven with a phase difference of 180°, and includ...
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WO/2018/045221A1 |
A diaphragm (18) includes a disk-shaped center planar portion (40) and a first lip (42) and a second lip (44) on the outermost edge of the disk shaped portion (40) and extending transversely to the planar disk portion (40). The first lip...
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WO/2018/042746A1 |
A non-pulsation pump (100) is provided with: a cam mechanism (16) that converts the rotational motion of a shared motor (11) into reciprocal motion having a prescribed phase difference; a plurality of cross heads (28, 48) that make recip...
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WO/2018/038388A1 |
Disclosed is a high-pressure large-capacity water supply apparatus which is configured to: continuously discharge water toward an upper discharge pipe and a lower discharge pipe with a single crankshaft rotation and a single stroke recip...
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WO/2018/022346A1 |
A method of operating a pump (100) can include advancing a stepper motor (110) one or more additional steps in a first direction after detecting a first change in a limit sensor state corresponding to a piston (130) reaching an end of it...
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WO/2018/015285A1 |
The present invention relates to a dosing device with a dosing chamber in which a displacement element is movably arranged in such a way that it is movable to and fro between two positions, wherein the volume of the dosing chamber in one...
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WO/2018/011185A1 |
The invention relates to a metering mechanism (D) comprising a metering element (10) that is translatably mounted in a jacket (3), the jacket being mounted in an adjusting sleeve (4) that can cooperate with the jacket by way of a screwin...
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WO/2017/207888A1 |
In the method of the invention, the pump device (13) is assembled under a front floor (111) of a substructure (1) of the automotive vehicle. The method comprises a step of positioning the pump device in a predetermined location (13a) und...
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WO/2017/192182A1 |
A system for manufacturing radionuclide generators includes an enclosure defining a radioactive environment. The enclosure includes radiation shielding to prevent radiation within the radioactive environment from moving to an exterior of...
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WO/2017/188917A1 |
Methods and systems for determining the concentration, and hence pH, of an aqueous antimicrobial solution for treatment of food work pieces. The methods involve storing the original starting amount and concentration of water and acid of ...
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WO/2017/174722A1 |
The invention relates to a metering mechanism (7) comprising a body (70) mounted in a sleeve (77) covering it by the top and in an adjustment nut (71) covering it by the bottom, said adjustment nut being able to engage by screw connectio...
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WO/2017/174719A1 |
The invention relates to a proportional metering pump comprising a hydraulic machine (4), a metering mechanism (7) provided with a nozzle (75), characterized in that it further comprises means for attaching the nozzle to the pipe for acc...
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WO/2017/160904A1 |
Determining an error coefficient associated with a pump system may be provided. A positive displacement pump may be continuously cycled to dispense fluid into a measuring device until it is full. The actual flow rate of the pump may be d...
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WO/2017/146906A1 |
The invention provides a pump for dispensing a plurality of fluids at predetermined volumes to a common location and a method of using the pump to deliver such plurality of fluids. The pump comprises one or more first syringe units, each...
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WO/2017/134391A1 |
The invention relates to a machine for dispensing beverages from a pod (4) comprising at least two cavities (8a, 8b), each cavity containing a volume (VI1, VI2) of ingredients forming part of the composition of the beverage. The machine ...
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WO/2017/120406A1 |
A pump engine assembly includes an output cylinder that may be customized to include a stop portion limiting the stroke of a piston to produce a particular output such that customized pump systems may be produced from similar parts with ...
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WO/2017/108176A1 |
The invention relates to a blood treatment device, having at least one dosing line, which leads into a liquid circuit, wherein a conveying module is arranged in the dosing line, which conveying module comprises a diaphragm pump and a val...
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WO/2017/106592A1 |
A fluid transport system includes at least one flow control device and a multiphase pump configured to transport fluid. At least one pump sensing device is configured to measure at least one operating characteristic of the multiphase pum...
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WO/2017/094097A1 |
The liquid delivery device has a primary-side pump and a secondary-side pump, wherein an outlet part of the primary-side pump and an inlet part of the secondary-side pump are connected together via a check valve. The device is provided w...
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WO/2017/090148A1 |
Provided is a liquid feed device comprising a plurality of plunger pumps fluidically connected in series or in parallel between a suction channel and a discharge channel, and a control unit for controlling the operation of the plunger pu...
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WO/2017/081242A1 |
The invention relates to a metering device for metering an easily combustible material, in particular acrolein acetal, from a source or a storage container (20) into a vacuum line (38), comprising: a displacement pump (26) operated via a...
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WO/2017/083802A1 |
A sequentially activated multi-diaphragm foam pump (206) for a foam dispenser includes a housing (204) with a liquid pump portion and air pump portion secured to the housing. The liquid pump portion has a liquid inlet (319), a liquid inl...
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WO/2017/077730A1 |
This liquid supply device 10a has a first liquid flow path 21 and a second liquid flow path 22 that connect a suction port 13 and a discharge port 14. The first liquid flow path 21 is provided with a first pump 25 and the second liquid f...
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WO/2017/064197A1 |
The invention concerns a hydraulic machine comprising: a casing (14); a differential piston (1) having an upper ring (23) and a lower base (27), suitable for sliding in reciprocating movement respectively in the casing and in a cylindric...
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WO/2017/061347A1 |
Provided is a syringe drive device that makes it possible to run a fluid stably into a microchannel. According to the present invention, a microorganism detection device that includes said syringe drive device is configured such that a s...
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WO/2017/053294A1 |
The present disclosure relates to apparatuses, systems and methods for pumping liquids. In particular, the present disclosure relates to apparatuses, systems, and methods comprising plunger pumps and uses thereof.
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WO/2017/021801A1 |
The invention relates to a monitored proportional metering device including a liquid metering pump (1) having an inlet (12), an outlet (13), a suction nozzle (16), and a mechanism (11) for adjusting the flow in the nozzle (16). Said mete...
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WO/2017/006255A1 |
A membrane pump (100; 101) comprising: a pump body (6) having a working chamber (16); a head (5), having a distribution chamber (15), said pump body (6) and said head (5) being coupled at a coupling surface (S) to delimit a pumping chamb...
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WO/2017/004634A1 |
Apparatus (16) for producing a mixture of at least one gas and at least one liquid plastic component, comprising a mixing device (17) that is connected, via a first pipe (18), to an introducing device (19) for the at least one gas and is...
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WO/2016/209991A1 |
An oblong diaphragm valve has curved surfaces carved into faces of a body and a plate. The curved surfaces have an oblong shape and define an oval or egg-shaped valve chamber when the body and the plate are joined and secured to each oth...
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WO/2016/207788A1 |
Bleed valve (400) having a longitudinal axis, the bleed valve (400) having an operative configuration wherein the longitudinal axis extends in a vertical direction, the bleed valve (400) comprising a one-way valve (404, 405, 406, 407), a...
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WO/2016/192933A1 |
The invention relates to a device (10) for conveying viscous material, in particular viscous adhesive or sealing substances, having a material chamber (12) which has a material inlet (14) and a material outlet (16), having a conveying pi...
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WO/2016/187525A1 |
A positive displacement pump for dispensing fluid includes a fluid body sub-assembly including a fluid body and a negating check valve. The negating check valve includes a negating body defining a dispensing opening. The fluid body and t...
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WO/2016/181314A1 |
The pump is intended for dosing a liquid (12) and comprises: a hollow body (14) delimiting an inner chamber (18) into which an inlet conduit (20) of the liquid (12) opens and from whose lower portion an outlet conduit (22) departs; a pis...
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WO/2016/153171A1 |
The present invention relates to a dispensing pump that is capable of rapidly dispensing a solution, such as a liquid synthetic resin, in a process of manufacturing electronics. The dispensing pump, according to the present invention, co...
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WO/2016/143173A1 |
[Problem] To provide a method of driving a constant volume pump, a device for driving a constant volume pump, a vaporizer and an anesthesia device with which it is possible to reduce pulsations of the constant volume pump, reduce the cos...
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WO/2015/184057A9 |
A pumping system with a pressure sensor positioned on the fill side and a pressure sensor on the dispense side to obtain and provide pressure information that can be used by a controller in determining various operating profiles. To avoi...
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WO/2016/119859A1 |
A pump for the transfer a predetermined total volume of fluid from a pump inlet to a pump outlet in a unit of time is calibrated by deriving a count of the number of times a volume of the fluid is transferred from a pump inlet (209a) to ...
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WO/2016/120822A1 |
Piston pump suitable to be installed on machines for dispensing fluid products, comprising a jacket (18), a piston device (19) mobile with alternate motion inside said jacket (18) and comprising a rod (21) and a head (20). The pump also ...
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WO/2016/118408A1 |
A vented pump includes a pump housing with a fluid retention cavity, a fluid inlet, and at least one vent opening therethrough. A pump dome is secured to the pump housing to form a dome cavity. Movement of the pump dome allows material f...
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WO/2016/113053A1 |
Casing (1) for a volumetric pump, said casing (1) comprising a wall (2) being in ceramic, characterized in that said wall (2) comprises at least one opening means comprising a recess (3), a through-hole (4) in the bottom of said recess (...
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WO/2016/097146A1 |
A pump system is disclosed. The pump system includes a cavity (102) comprising one or more inlet check valves (120, 122) and one or more outlet check valves (124, 126). A piston (104) having an enlargement (106) at a substantially middle...
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WO/2016/086959A1 |
A diaphragm pump (10), in particular for use as a detergent dosage pump, comprises a pump housing (12) with at least a first check valve (14) and a second check valve (16), a fluid chamber (18), a diaphragm (20) defining a wall of the fl...
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WO/2016/034576A1 |
The invention relates to a displacement pump with a delivery chamber, which is connected to a pressure connection and a suction connection, and a displacement element that determines the volume of the delivery chamber and can be moved be...
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WO/2016/011868A1 |
Disclosed is a high-pressure water pump, comprising an upper pump body (1), a lower pump body (2), a water outlet valve (3), a water inlet valve (4), a plunger piston (41), a guide sleeve (42), a water inlet channel (52), a water outlet ...
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WO/2016/001187A1 |
The positive-displacement pump comprises a product-metering piston (28) slideably mounted inside a metering chamber (22), a barrel (14) at least partially delimiting an intake chamber (16) and an exhaust chamber (18) for the product, and...
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WO/2016/001186A1 |
The positive-displacement pump comprises a product-metering chamber (22), a metering piston (28) slideably mounted inside said chamber between a top dead centre and a bottom dead centre, a barrel (14) at least partially delimiting an int...
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WO/2015/183775A1 |
Exemplary two chamber foam pumps, refill units and dispensers utilizing the same are disclosed herein. An exemplary refill unit includes an inverted container having a neck located at the bottom of the container and a foam pump secured n...
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