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Matches 101 - 150 out of 2,517

Document Document Title
WO/2015/044126A1
A device for metered delivery of a liquid or viscous substance comprising a casing (1), a reciprocating differential piston able to slide in said casing, a metering chamber (16) and at least one outlet (13) for media delivery, the volume...  
WO/2015/035006A2
A variable output pump assembly includes an input drive member and a primary pump member operatively driven thereby. A second drive member supplements the pump assembly. A magnetic coupling is interposed between the input drive member an...  
WO/2015/022714A1
A batching/delivering system (101) is described, in particular for delivering and batching high viscosity products, comprising at least one managing and actuating device (103), the managing and actuating device (103) comprising at least ...  
WO/2015/019258A1
Self-calibrating return spring pump (300; 400), in particular self-calibrating return spring dosing pump, configured to carry out a volume pumping of a fluid (190) in a variable-volume front chamber (180), the self-calibrating pump (300;...  
WO/2015/015204A1
Apparatus is described which comprises at least one reactor (2), at least one linear piston pump (3), the or each piston pump including a tube (6), a piston (8) and an arm (9) coupled to the piston, the or each piston pump arranged to in...  
WO/2015/011353A1
The invention relates to a rotary swinging subassembly (1) for volumetrically pumping a fluid, wherein said subassembly comprises a hollow body (2) through which pipes (CPi, CDi) pass, a piston (4) accommodated in said cavity (25) defini...  
WO/2015/011352A1
The inventive rotary-wave sub-assembly (1) for pumping a fluid comprises a hollow body (2) provided with two conduits (11,12), a piston (3) defining, with the body (2), a work chamber (31) angularly movable between two fluid configuratio...  
WO/2015/011369A1
The present invention relates to a multiphase pumping device comprising: a pump (110) capable of pumping a pumping fluid; a recirculation circuit (160); and a separating tank (115). The separating tank is connected to an area downstream ...  
WO/2014/209128A1
A metering pump (1) including at least a first piston (4) and a second piston (6) which are displaceable in a first cylinder bore (10) and in a second cylinder bore (12), respectively, the at least two pistons (4, 6) having a common driv...  
WO/2014/207513A1
Disclosed is a pumping apparatus (200) configured for delivering a fluid. The pumping apparatus (200) comprises a pumping chamber (220) configured for receiving one or more fluids (310, 320) in defined proportions and for further deliver...  
WO/2014/195312A1
The invention relates to a metering pump having a hydraulic drive mechanism (12) for making a pressurized hydraulic fluid available. The metering pump further comprises a housing (2), a reciprocating piston (3) which is accommodated in t...  
WO/2014/195305A1
The present invention relates to an arrangement for measuring a delivery volume and/or a delivery rate, comprising an intermittently operating pump (1); at least one outlet line (3) and/or an inlet line (2, 2-1, 2-2); and a passive valve...  
WO/2014/161700A1
The invention relates to a disposable metering pump made of plastic for products having solid fractions. Said disposable metering pump has two rotors (10) which are coupled to each other by means of gears (11), can be driven in opposite ...  
WO/2014/147465A1
A dispensing apparatus for dispensing a pressurised fluid product (5) has a supply part (2) for supplying the pressurised fluid product, a depositor part (3) selectively to adopt an open state for fluid communication with the supply part...  
WO/2014/141196A1
The present disclosure provides a method of dispensing liquid, and a liquid dispensing device. The method and device include a controller having a multi-phase droplet ejection cycle stored thereon. The multiphase droplet ejection cycle d...  
WO/2014/125216A1
Pump for dispensing a fluid product, comprising a piston (1) secured to an actuating rod (2) and sliding in a pump body (3) comprising a pump chamber defined between an inlet valve (11) and an outlet valve (12), said outlet valve (12) co...  
WO/2014/111770A1
Metering device for introducing a liquid additive into a stream of main liquid flowing along a pipe, comprising a pump (3) having a reciprocating differential piston for withdrawing the additive (A) from a container (2) and metering it, ...  
WO/2014/063853A1
The invention relates to a valve assembly (22, 76) for a conveying device for metering an operating/auxiliary material into an exhaust gas tract of an internal combustion engine. The valve assembly (22, 76) comprises a valve on the intak...  
WO/2014/063859A1
Housing sub-assembly for a pump assembly (230) for use in a selective catalytic reduction system, the housing sub-assembly comprising: a main body (232) having a pump axis (A), the main body comprising a pumping zone cavity (248) having ...  
WO/2014/028378A3
Methods for the detection of components from biological samples are provided. In certain aspects, the methods may be used to detect and/or quantify specific components in a biological sample, such as tumor cells (e.g., circulating tumor ...  
WO/2014/053711A1
The invention concerns a fixing system designed to mechanically connect a dosing pump to a support, said system comprising a lateral stop (9) designed to be mounted on the support and having an inner face (9A) and an outer face (9B), sai...  
WO/2013/051039A3
A bottom filter (H) for metering pumps comprises a one-way valve equipped with a thrust spring (M) made of plastic material that is highly resistant to chemical and mechanical attack, such as for example PVDF, appropriately installed in ...  
WO/2014/035938A1
A diaphragm metering pump includes a pump body having a head portion including a suction side and a discharge side defining a flow path. A valve seat is arranged at one of the suction side and the discharge side, and a check valve is arr...  
WO/2014/029301A1
A dosing system for delivering reductant to an exhaust gas treatment system of an internal combustion engine using air driven hydraulic pumps for closed-loop controlling reductant pressure and a two-stage PWM control method for controlli...  
WO/2014/026267A1
Electronically controlled linear pump drive actuator for operating a dispensing pump comprising: - a servo motor unit that has: - a stator with a central hollow cavity; - a rotor extending coaxially in the hollow cavity of the stator wit...  
WO/2014/016388A1
The present invention relates to a metering system for metering a fluid metered medium, with a suction line that is filled with a metered medium at fluid pressure ps, and a pressure line that is filled with the metered medium at fluid pr...  
WO/2013/038163A3
A pump for use in low-profile applications comprises a barrel (30) for holding fluid; and a piston (20) that converts a rotational driving force into a longitudinal driving motion within the barrel. The pump provides space saving advanta...  
WO/2013/149750A1
The invention relates to a metering pump (1) made of plastic, with two rotors (10) coupled to one another via gears (11) and drivable in opposite directions, which are seated in a pump housing (5) equipped with suction ports (6) and outl...  
WO/2013/139630A1
The invention relates to a piston pump for pumping a fluid, comprising at least two cylinders (14; 15) each having a piston (22; 22'), which can be moved inside the associated cylinder (14; 15) along the longitudinal axis of the cylinder...  
WO/2013/139408A1
The invention relates to a device for supplying and metering a fluid for medicinal purposes, comprising at least one pump for conveying the fluid and at least one component (10; 40) through which the fluid is conveyed. The component (10;...  
WO/2013/053409A3
The invention relates to a metering pump (1), which is designed as an electromagnetically driven reciprocating pump, the outlet (5) of which is connected to a pulsation damper (2) and to an atomising device (3). Upon an increase in press...  
WO/2013/139629A1
The invention relates to a piston pump (10) for pumping a fluid, comprising at least one cylinder (11; 11') having a piston (16; 16'), which piston can be moved inside the cylinder (11; 11') along the longitudinal axis of the cylinder (1...  
WO/2013/135681A1
The present invention relates to a displacement pump comprising a delivery chamber, which is connected to a pressure connection and a suction connection, a displacement element determining the volume of the delivery chamber, said element...  
WO/2013/088487A1
[Problem] To prevent corrosion and etching of wall surfaces of a pump head and to prevent deterioration in the sealing performance of a plunger seal. [Solution] A recess (8d) into which a projection (10a) of a plunger seal (10) is to be ...  
WO/2013/053257A1
A wind energy collection device and a wind power generation system thereof comprise a cylindrical or truss-type tower body (1) erected on the ground. Two water pumps (2) operating independently are mounted back to back at the top of the ...  
WO/2012/003976A3
The invention relates to a dosing pump unit having a dosing chamber (6) and having a displacement body (8) which can be moved linearly by means of a connecting rod (10), wherein a helical spring (20) designed as a compression spring (20)...  
WO/2013/029999A1
A dosing unit (1) for an infusion pump device comprises a piston pump with a pump cylinder (2), a plunger (3) arranged within said cylinder, and a plunger driving part (4) provided for transmitting rotational torque from a driving unit t...  
WO/2013/030000A1
A dosing unit (1) for an infusion pump device comprises a piston pump with a pump cylinder (2) and a plunger (3) arranged within said cylinder, coaxially arranged along a longitudinal axis (20). The plunger has a shaft (32) with a thread...  
WO/2013/013725A1
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...  
WO/2013/010638A1
The invention relates to a metering pump, the object of which is to enable simple fluid metering, to have an extended service life and to be of compact construction. Said metering pump is characterised in that the piston rod (12) is in o...  
WO/2013/009297A1
A pump can include two pistons, each piston having one side exposed to a support pressure and another side exposed to a respective annular chamber, the chambers being pressurized greater than the support pressure. Fluid can be discharged...  
WO/2013/007166A1
Disclosed in the present invention are a bi-component linked plunger pump and an on-site emulsive explosive mixing device comprising the same. The bi-component linked plunger pump comprises a power installation (1), a primary material cy...  
WO/2012/174754A1
A dosing pump device comprises a liquid storage container (1) having a first chamber (13), a dosing container (2) having a dosing chamber (24), a delivery groove (31), and a pump structure (4) comprising a pump structure chamber (34) and...  
WO/2012/165326A1
Provided is a flow rate control method for a pump (10) that is driven by a drive system having a sliding part and conveys liquid, wherein, in an early stage of operation of the pump (10), the flow rate is held at a small first flow rate ...  
WO/2012/140346A1
The invention relates to a pumping device comprising a working chamber and a piston provided to slide in said working chamber so as to vary the useful volume of the chamber during pumping, comprising anti-rotation means for the piston. A...  
WO/2012/126544A1
The invention relates to a metering system for metering a liquid, comprising an electric motor (32) for setting the desired dose by changing the speed of the electric motor. Furthermore, the system comprises an eccentric drive (52, 56) f...  
WO/2012/122977A1
The invention relates to a piston-cylinder unit for a piston pump, in particular for high performance liquid chromatography, comprising at least one cylinder-piston unit (100) in order to discharge a liquid medium from a cylinder volume ...  
WO/2012/105091A1
A liquid supplying device (10) comprises a liquid supplying pump (20) for supplying liquid to a battery container kept under a negative pressure atmosphere. The liquid supplying pump (20) comprises a pump chamber (28) which is in flow co...  
WO/2012/101230A1
SCR system comprising a metering pump and a pressure regulator.  
WO/2012/023987A3
A method for synchronizing pistons within linear pumps of a variable dispense ratio system comprises operating first and second pistons, controlling the first and second pistons, and reversing direction of one of the first and second pis...  

Matches 101 - 150 out of 2,517