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Matches 1 - 50 out of 12,232

Document Document Title
WO/2019/137904A1
The invention relates to a seal (11), in particular a rod seal for sealing an axially movable rod (9, 10) in a guide cylinder, in particular a piston seal for a pneumatically, electrically or hydraulically driven coating agent pump for p...  
WO/2019/135900A1
A negative pressure wound therapy device includes at least one piezoelectric pump and a control circuit. The control circuit is configured to generate a first control signal to control operation of the at least one piezoelectric pump, th...  
WO/2019/131706A1
This pump (10) comprises a flat plate (20), a flat plate (30), a piezoelectric element (41), a support member (201), side wall members (82, 83, 84, 85, 86), a pump chamber (100), a second support member (50), and a holding plate (60). Th...  
WO/2019/124029A1
This pump is provided with a pump case, a diaphragm, a drive body, and a feed plate (40) which has a first conductive part (41) and a second conductive part (42) that is electrically insulated from the first conductive part (41). The dri...  
WO/2019/124545A1
The present invention provides a pump and the like that can eliminate the need for internal cleaning. A pump (1): that comprises a plurality of pump units that are connected along the axial direction of the pump (1) and comprise an outer...  
WO/2019/125941A1
An LVP that provides peristaltic pumping to removably couplable administration set tubing assemblies supplying medical infusate. The LVP includes a housing, a drive-train assembly, and a controller. The housing includes an assembly recep...  
WO/2019/117028A1
Realized is a duckbill valve that stably operates for a long time even if high pressure is applied to a fluid. The present invention is characterized by comprising a first flow passage forming portion 40 having a first flow passage 41, a...  
WO/2019/110695A1
Crinkle diaphragm pump (1) comprising: – a body (2) inside which there is an internal chamber (2a) comprising an inlet opening and an outlet opening for fluid (22); – a flexible diaphragm (3) placed inside the chamber in which it can...  
WO/2019/105872A1
A peristaltic pump (200) is proposed which comprises a first housing component (210) and a second loading component (230), said second loading component being at least partially contained within said first housing component and being axi...  
WO/2019/106889A1
This liquid pump (10) is provided with: suction-side connection flow paths (51, 75) which are connected to an inlet port (52) through which liquid flows in, and which connect a first suction flow path (53) and a second suction flow path ...  
WO/2019/106185A1
The present invention relates to a removable peristaltic pump cassette comprising a stator (2) configured to receive a tube (3) intended to extend from an inlet (4) to an outlet (5) of said stator (2); the cassette (1) further comprising...  
WO/2019/106674A1
A dual active valve positive displacement pump comprising: A housing holding the pump's components. A piston with an internal cavity divided into two fluidly-isolated volumes by a freely-moving diaphragm, one of the two volumes being flu...  
WO/2019/099054A1
A multi-chamber wobble plate pump that includes a housing with an inlet port, an outlet port and a plurality of pump chambers. The pump further includes a plurality of inlet valves each located within one of the pump chambers to control ...  
WO/2019/099442A1
Disclosed are techniques such as roll to roll processing to produce inlet valves for controlling entry of fluid into a compartment of a device. The valve includes a body having a compartment and an inlet into the compartment, with the in...  
WO/2019/093942A1
Disclosed herein is a peristaltic pump for medical applications comprising a motor (2), a rotor (4) coupled to the motor, a housing (6) in which the rotor is arranged and an opening and closing mechanism (8) comprising a tube pressuring ...  
WO/2019/093804A1
The present invention relates to a membrane for an electroosmotic pump, through which a fluid flows to the inside thereof, and an electroosmotic pump which comprises the membrane for an electroosmotic pump so as to allow a fluid to flow ...  
WO/2019/092175A1
The present invention relates to an undulating-membrane fluid circulator having an intake port (3), a pump housing (4) delimiting a propulsion chamber (5), a discharge port (6), and an undulating membrane (2) paired with a drive means pe...  
WO/2019/089752A1
An dispenser includes a housing, a container disposed in the housing for holding a liquid, a nozzle, and a pump. The pump is disposed between the container and the nozzle. The pump includes a pump inlet, a pump outlet, a pump chamber, a ...  
WO/2019/082002A1
A manifold (70, 150) for a multistage pump (10) provided with a plurality of pumping chambers (15), wherein the manifold (70, 150) comprises a body (75, 155) which is so shaped as to define a duct (80, 160) extending along a path (P) and...  
WO/2019/076795A1
The invention relates to a device for obtaining energy from the kinetic energy of vehicles, comprising a concrete trough (1) which is open at the top, is sunken in the roadway and in which a recess (12) which is covered on the roadway si...  
WO/2019/077843A1
Provided is a resin member with which it is possible to suppress the generation of particles resulting from repeated bending. A rolling diaphragm 5 comprising a resin member has one surface which is a wetted surface 37a, and has flexibil...  
WO/2019/076535A1
The invention relates to a magnetic actuator (12) for a conveying unit (10), in particular a membrane pump for conveying an operating/auxiliary material in a vehicle, having an immersion armature (22), which extends through an internal p...  
WO/2019/072467A1
The invention relates to a passive valve (100), the passive valve (100) comprising a support layer (101), a valve structure (102) and a valve seat structure (103), wherein: the support layer (101) has a first opening (104) on a first sid...  
WO/2019/073739A1
This pump (10) is provided with a housing (20), a piezoelectric element (30), a plurality of first holes (41), a plurality of second holes (42), and a plurality of first valves (51). The housing (20) has a pump chamber (200) surrounded b...  
WO/2019/070716A1
Medical fluid management assembly includes: a pneumatic manifold including multiple plates forming pneumatic passageways, a pneumatic valve chamber and a pneumatic pump chamber, the valve chamber in pneumatic communication with at least ...  
WO/2019/068855A1
The present invention relates to devices and methods for improving and evaluating stability of pumped protein solutions in cross-flow filtration applications. Inter alia, the present invention provides a peristaltic pump for cross-flow f...  
WO/2019/061946A1
A microfluidic pump comprises at least one microfluidic sub-pump. The microfluidic sub-pump comprises: a liquid accommodating cavity (1), wherein at least one side wall of the liquid accommodating cavity (1) is a piezoelectric ceramic pi...  
WO/2019/064780A1
[Problem] To provide a liquid agent application apparatus with which a liquid outage property can be improved. [Solution] A liquid agent application apparatus 10 is provided with a liquid agent storage section 11, a diaphragm 12, an inte...  
WO/2019/064782A1
[Problem] To provide a liquid agent discharge device that has a simple configuration and is capable of smoothly discharging a liquid agent. [Solution] A liquid agent application device 10 is provided with: a diaphragm 12 that changes the...  
WO/2019/064781A1
[Problem] To provide a liquid agent discharge apparatus capable of smoothly discharging a liquid agent with a simple configuration. [Solution] A liquid agent application apparatus (10) is provided with a head (18) and a second piezoelect...  
WO/2019/057646A1
The invention relates to a pump (3) for pumping a liquid, freezable pumping medium (5), which pump is operated by means of hydraulic medium (1); characterized in that the pump (3) has a bladder element (59), which is filled with pressuri...  
WO/2019/059609A1
Disclosed are a pump for measuring the pressure of a fluid to be transferred, a fluid transport system using the same, and a method for operating the system. The present pump comprises: a pumping part for alternately generating positive ...  
WO/2018/220586A3
Aspects of the instant disclosure relate to electronic cigarettes with an active delivery system for transporting a liquid solution from a tank to an atomizer; and more particularly to oscillating diaphragm pumps that facilitate flow of ...  
WO/2019/048716A1
Plug (5a) for high-pressure processing machines, comprising a bag (6), a duct (20) for the passage of a pressurising fluid to the bag, another duct (13) for filling and emptying a product to be pressurised and a valve (7). The plug is fu...  
WO/2019/046816A1
An energy harvesting system can comprise an actuator comprising a translationally displaceable surface, the translationally displaceable surface being configured to transition from a first position to a second position upon contact by a ...  
WO/2019/038150A1
The invention relates to a circuit assembly (110) for operating a piezohydraulic actuator (10), comprising: a first supply connection (E1) and a second supply connection (E2) for applying a supply voltage; a first output connection (A1) ...  
WO/2019/030001A1
The invention relates to a pump unit (1) for emptying a reservoir container (101) filled with a fluid or paste-like material (111) and in particular under vacuum, which reservoir container is a component of a storage device (100), wherei...  
WO/2019/032120A1
In an example, a fluid pump includes a shifter having a first end and pivotable about a second end, a cam rotatably engaged with the shifter, wherein the cam is to rotate about a cam shaft axis if the shifter pivots about the second end,...  
WO/2019/029879A1
The invention relates to a magnetic actuator (50) for a conveying unit (48), in particular a diaphragm pump for an operating medium/additive in a vehicle. The magnetic actuator (50) comprises an armature (64) which extends through a magn...  
WO/2019/028409A1
Electromagnet venturi pump/transducer systems and methods to make and use same. The membrane is made from a material that can be, for example, a steel membrane, having a ferrite disk that is pulled by the electromagnet to a set point and...  
WO/2019/027438A1
Examples of vacuum operated pumps are described herein. In an example, a vacuum operated pump includes a plurality of fluid ports, such as an inlet port and an outlet port. The vacuum operated pump may also include a communication port a...  
WO/2019/028267A1
A control unit includes a first connector configured to connect a proportional pressure regulator to a positive pressure supply and a second connector configured to connect the proportional pressure regulator to a negative pressure suppl...  
WO/2019/022951A1
Drug delivery devices and related methods of assembly are disclosed. The drug delivery device may include a main housing having an interior surface defining an enclosed space, and an exterior surface releasably attachable to a patient. A...  
WO/2019/019154A1
Disclosed is a diaphragm pump, comprising an electric motor (11), a diaphragm pump housing (12), and a transmission member (13), a metal diaphragm (14), a water inlet one-way valve (15) and a water outlet one-way valve (16) arranged in t...  
WO/2019/015883A1
A pump device (10) for pumping a fluid, having a hydraulic housing (12) which comprises an annular section, a pump ring (14) which is deformable and defines an annular pump chamber at least in sections, a pump ring carrier (16) which is ...  
WO/2019/016521A1
A rotary pump comprising a housing (1) defining an annular chamber with inlet and outlet ports (12;11) spaced apart around the chamber, a flexible annular diaphragm (3) forming one side of the chamber spaced opposite an annular wall of t...  
WO/2019/016520A1
A rotary pump comprising a housing (1) defining an annular chamber with inlet and outlet ports (12, 11) spaced apart around the chamber, a flexible annular diaphragm (3) forming one side of the chamber spaced opposite an annular wall of ...  
WO/2019/016518A1
A rotary pump comprising a housing (1) defining an annular chamber with inlet and outlet ports (12;11) spaced apart around the chamber, a flexible annular diaphragm (3) forming one side of the chamber spaced opposite an annular wall of t...  
WO/2019/014730A1
The present utility model patent relates to an innovative two-stage membrane compressor, the first stage being peristaltic and the second composed of three plano-spherical chambers linked in parallel. Said model allows minimal maintenanc...  
WO/2019/016517A1
A rotary pump comprising a housing (1) defining an annular chamber with inlet and outlet ports (12;11), and a flexible annular diaphragm (3) forming one side of the chamber spaced opposite an annular wall of the housing (1). The diaphrag...  

Matches 1 - 50 out of 12,232