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WO/2021/057090A1 |
A toggle-type open-close clamping structural assembly and a pump head of a peristaltic pump comprising same. The toggle-type open-close clamping structural assembly comprises: a lower pipe clamp and an upper pipe clamp (1) that are oppos...
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WO/2021/052865A1 |
The invention relates to a system and an implementation method for pumping a fluid, the system comprising: - a pump (1) comprising: a flexible membrane (100) which has two opposing surfaces, the membrane (100) comprising a spatially rota...
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WO/2021/052883A1 |
In one aspect the invention relates to a method for processing alarm messages issued by a medical device (MD). The method comprises: - Providing (S10) at least one alarm signal of a set of sensors (S); - Generating (S12) an alarm message...
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WO/2021/048571A1 |
A device for simulating affective touch, comprising a body contacting surface and a plurality of cells, each cell being independently expandable to displace the body contacting surface to apply pressure to a user's body in contact with s...
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WO/2021/049115A1 |
A bellows pump device 1 comprises a control unit 6 that, before operation of the bellows pump device 1 is started, performs an initial control in which electromagnetic valves 4, 5 are switched to supply pressurized air to intake-side air...
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WO/2021/042152A1 |
A sampler (1) including an inlet (10a, b), an outlet (20) and a flushing device (30), the sampler (1) adapted such that a sample fluid flows from the inlet 10a, b, out the outlet 20 and into sample containers (40), wherein, the flushing ...
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WO/2021/042664A1 |
A uniform flow pipeline pump (100), comprising a pump housing (10) that is formed by the aligned connection between an upper pump housing (11) and a lower pump housing (12); pipeline accommodating cavities (10B) are formed by aligning an...
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WO/2021/041706A1 |
Disclosed is a fluid isolating pump. The fluid isolating pump includes a rotating cage, one or more roller assemblies mounted on the rotating cage, a cam plate, and a non-rotating central shaft. The cage includes a front plate and a back...
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WO/2021/039807A1 |
This diaphragm pump is provided with a diaphragm (22) which constitutes a portion of a wall portion of a pump chamber (20) having a space for holding a liquid that is being transferred, and which is capable of deforming elastically in su...
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WO/2021/032341A1 |
A diaphragm pump for a bioprocess system comprises a pump head (1; 101; 201; 301) comprising: a common inlet (3); a common outlet (5); a plurality of pump cavities (7) each including at least one cooperating pair of one-way valves, the a...
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WO/2021/034210A1 |
The invention refers to a peristaltic conveyor belt that is operated by lifting unit designed to artificially lift crude oil from deep wells to be used in the field of crude oil extraction and other deep well artificial fluid lifting app...
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WO/2021/029877A1 |
Present examples provide a fluid ejection apparatus which may comprise a pump having a pump body and a plurality of diaphragms disposed in the pump body. A plurality of fluid chambers are each associated with the plurality of diaphragms....
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WO/2021/027508A1 |
Disclosed is an integrated diaphragm pump, comprising a first stop plate (1), a foaming member (2), a valve plate (5), a diaphragm (7), and a motor (10), wherein the foaming member (2) comprises a gas-liquid mixing tank (21) and a foamin...
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WO/2021/025901A1 |
The present disclosure relates to tangential flow filters, membranes, and ultrafiltration membranes, for various applications, including bioprocessing and pharmaceutical applications, systems employing such filters, and methods of filtra...
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WO/2021/016826A1 |
Provided is a separator pump, comprising a pump body (21), a pump cover (22), and a separator (1). A pump cover (22) is arranged on the pump body (21); the separator (1) is located between the pump body (21) and the pump cover (22); the ...
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WO/2021/020755A1 |
Disclosed is a hose pump comprising: a casing in which a hose passing through the inside of an upper region is disposed, and which has an openable upper cover provided above the hose; a first cam plate and a second cam plate which respec...
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WO/2021/013350A1 |
It is described a method of transporting a material by means of at least one series of interconnected tube sections that can be opened or closed, at least one downstream tube section whereof holds the material to be transported, whereby ...
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WO/2021/014444A1 |
A resonant membrane micro-pump 100 for providing fluid pressure is disclosed. The pump 100 comprises: (a) a pump chamber 20; (b) a resonantly driven membrane 30, the membrane is configured to modulate a pressure of a fluid accommodated i...
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WO/2021/008788A1 |
The invention relates to a control arrangement (13) for controlling a sensorless membrane pump (14). The invention furthermore relates to a method for controlling a sensorless membrane pump. The control arrangement (13) comprises a contr...
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WO/2021/002101A1 |
A fluid control device (10) is provided with a first main plate (20), a piezoelectric element (30), a second main plate (40), a side plate (50), a first film (61), and a second film (62). A pump chamber (100) of the fluid control device ...
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WO/2021/001083A1 |
The invention relates to a position detection device for determining the position of the diaphragm or the drive piston of an electric-motor-driven diaphragm pump, in particular detecting the upper and lower reversal point (Po, Pu) in the...
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WO/2021/002100A1 |
A fluid control device (10) is provided with a first main plate (20), a piezoelectric element (30), a second main plate (40), a side plate (50), a first film (61), and a second film (62). A pump chamber (100) of the fluid control device ...
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WO/2021/001087A1 |
The invention relates to a position detection device for determining the position of the diaphragm or the drive piston of an electric-motor-driven diaphragm pump, in particular detecting the upper and lower reversal point (Po, Pu) in the...
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WO/2020/258438A1 |
Disclosed is a water pump for a washbasin, comprising a pump body, a detection copper piece, a hoop device, a locking screw, a junction box, positioning columns, a signal box, and a signal line. The detection copper piece is closely disp...
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WO/2020/258267A1 |
Provided are a diaphragm pump, a spraying system, and an unmanned aerial vehicle. The diaphragm pump comprises: a shell (10); a diaphragm (11), wherein the diaphragm is fixed inside the shell, one side of the diaphragm is provided with a...
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WO/2020/260265A1 |
The present invention relates to a method for producing a squeezing element of a peristaltic pump, which squeezing element is driven by means of an eccentric. According to the invention, the squeezing element is composed of a carrier and...
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WO/2020/261686A1 |
A pump device (1) is provided with a piezoelectric pump (10) and an external housing (70). The piezoelectric pump (10) is provided with a pump housing having an intake port (400) and an exhaust port (520), a vibration plate (31) that is ...
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WO/2020/254435A1 |
The present invention relates to a piezoelectric actuator and to a microfluidic device, such as a microvalve or micropump. The piezoelectric actuator (100) comprises a deflectable actuator membrane (102), and at least one piezoelectric e...
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WO/2020/252991A1 |
A pulsation-free metering pump, comprising a brushless motor (1), pump heads (2), and a transmission box assembly (3). The brushless motor (1) is drivingly connected to the transmission box assembly (3). The pump heads (2) are disposed o...
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WO/2020/249983A1 |
This invention concerns a contractile device. The device includes a body, which has a wall including a tessellation of elements. The body is deformable through pressurisation of fluid within the body between a first, extended state and a...
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WO/2020/252180A1 |
A piezoelectric pumping mechanism, comprising a pump body, at least one pumping element housed within the pump body, the at least one pumping element including a body, at least one stack of piezoelectric material, an amplifying element, ...
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WO/2020/250042A1 |
Method for detecting leakages of a service fluid (P3) housed within two membranes (6, 16) that separate a hydraulic section containing a hydraulic fluid (P2) from a working section containing a fluid product (P1) to homogenise in a doubl...
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WO/2020/250835A1 |
This diaphragm pump 1 is provided with: a case 2; a diaphragm 3 that separates the space inside the case 2 into a first space 2a and a second space 2b; a liquid delivery passage 4 that has an inflow passage 4a through which a delivery su...
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WO/2020/247442A1 |
A displacement pump includes an electrically powered drive having a drive housing. The drive is at least partially disposed in the drive housing and is configured to provide reciprocating linear motion to a diaphragm. The diaphragm is ca...
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WO/2020/243824A1 |
The present invention involves a rotary peristaltic pump and associated method employing the relaxation of pressure on flexible tubing between the rotor and stator of the pump to restore the rotor to a start angle while a valve on the ou...
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WO/2020/246232A1 |
The present invention addresses the problem of providing a fluid control device that has a diaphragm structure and small flow passage resistance. A fluid control device according to the present technology comprises a first space, two s...
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WO/2020/247360A1 |
A pneumatically driven fluid pump apparatus is disclosed which includes a pump casing having an inner wall, a pump cap secured at a first end of the pump casing, and a liquid discharge tube in communication with the pump cap and extendin...
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WO/2020/244590A1 |
Disclosed is an anti-siphon mechanism of a miniature water pump, the miniature water pump comprising an upper cover (1) and a valve plate (2) mounted below the upper cover (1), wherein a side face of the upper cover (1) is provided with ...
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WO/2020/246070A1 |
A rolling diaphragm 5 for a rolling diaphragm pump 1 comprises: a moving part 31 that is disposed on an upper-end surface 3a of a piston 3 and that can reciprocate integrally with the piston 3; a fixed part 32 that is fixed to a housing ...
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WO/2020/239994A1 |
A device (102) for an ocular tonometer comprising a dispenser (106) for dispensing and ejecting at least one liquid droplet (302) to the cornea (304) of an eye from a distance to the eye, wherein the dispenser (106) is arranged to eject ...
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WO/2020/240013A1 |
Embodiments of the invention relate to a method for producing at least one micromechanical device, comprising the following steps: providing (S1) a first substrate (101) and a separate second substrate (102), wherein the first substrate ...
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WO/2020/237071A1 |
The present disclosure relates generally to alternating tangential flow (ATF) perfusion pumping methods, including novel methods for generating positive and negative pressure at the point of use, and more particularly, to apparatuses, sy...
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WO/2020/233791A1 |
A stretchable pump for providing electrohydrodynamic pumping of a ionisable fluid, said soft pump comprising a stretchable polymeric structure comprising at least one elongated channel, therein; and a first set of at least two electrodes...
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WO/2020/229568A1 |
Fluid circulation pump (100) comprising a suction inlet (41), a delivery outlet (42) and a movable part (45) that can move in the chamber (44). The pump (100) comprises first upstream (120a) and downstream (121a) circular lips such that:...
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WO/2020/222656A1 |
The invention relates to a pumping system for heat sensitive chemical liquids. It comprises a fluid inlet, a piston pump having a piston, a first diaphragm pump having a first diaphragm and a load chamber, a second diaphragm pump having ...
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WO/2020/216776A1 |
The invention relates to micromechanical component with a completely grown silicon substrate (10) with a first substrate surface (12a) and a second substrate surface (12b) facing away from the first substrate surface (12a), a medium cham...
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WO/2020/217647A1 |
A rolling diaphragm 5 of a rolling diaphragm pump 1 has: a movable part 31 that is able to undergo reciprocal movement integrally with a piston 3; a stationary part 32 secured in a housing 2; and a thin-film part 33 that connects the mov...
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WO/2020/219574A1 |
Features relating to a pumping mechanism of a peristaltic infusion pump are provided. Stabilizing protrusions are provided for one or more pumping fingers of the pumping mechanism, where the one or more pumping fingers move in a coordina...
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WO/2020/217934A1 |
A pump device comprising a first piezoelectric pump, a second piezoelectric pump connected in series to the first piezoelectric pump on the downstream side of the first piezoelectric pump, a drive unit that supplies AC power as the input...
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WO/2020/208076A1 |
The present invention relates to a roller pump (100) which comprises a rotor (110) and a stator (120). The rotor (110) has an axis of rotation and one or more rollers (111). The stator comprises a contact wall (121) which surrounds the r...
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