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WO/2024/036195A1 |
A flow control system that produces smooth flow for on-chip pneumatic micropumps has been developed. By establishing a flow control system that can achieve smooth flow, fluidic conditions of microphysiological systems can be controlled t...
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WO/2024/026550A1 |
The present invention pertains to the field of engine engineering, and relates, more specifically, to a star-shaped structural arrangement for an internal combustion engine and/or air compressor, without a crankshaft or connecting rods a...
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WO/2024/019310A1 |
Disclosed are an electroosmotic pump system and a dialysis system, the electroosmotic pump system comprising: an inlet line through which a fluid is introduced, and an outlet line through which the fluid is discharged; and a power supply...
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WO/2023/245054A1 |
Various embodiments disclosed relate to a reciprocating triplex pump. The present disclosure includes a reciprocating triplex pump with a longer stroke time. Such a pump can include a prime mover with a shaft extending longitudinally; a ...
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WO/2023/216761A1 |
A conveying device having a simple structure, the conveying device comprising a shell (11), wherein the shell (11) is provided with a fluid inlet (111) and a fluid outlet (112), a fluid channel (13) is further arranged in the shell (11),...
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WO/2023/199306A1 |
A hydraulic pump may include: a screw including: an internal tubular cavity, and an internal port in fluid communication with the internal tubular cavity; a nut surrounding a longitudinal portion of the screw; and a cylindrical tube fitt...
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WO/2023/195892A1 |
An apparatus (1) for converting rotation into fluid flow and/or fluid flow into rotation. The apparatus (1) comprises a coiled fluid conduit (3) having an inlet (11) and an outlet (13), a support arrangement (5) holding the coiled fluid ...
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WO/2023/195894A1 |
An apparatus (2) for converting rotation into fluid flow and/or fluid flow into rotation. The apparatus (2) comprises a first stage including a coiled fluid conduit (3) having an inlet (11) and an outlet (13), a first fluid separator (15...
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WO/2023/144102A1 |
The invention relates to a vacuum pump (1) comprising a suction inlet (11), a delivery outlet (9) and an internal space designed in such a way that the pumping of the vacuum pump causes the entrained gases to flow therethrough from the s...
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WO/2023/133328A1 |
An apparatus and method are disclosed for using and constructing a cryogenic fluid pump system for minimizing recycle flow during pump operation. A boost pump, piston pump, and temperature gauges are used to pump cryogenic fluid througho...
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WO/2023/129419A1 |
An apparatus for controlling a cylinder by a microfluidic stream includes a microtube, a first laser-driven photoacoustic microfluid pump (LDMP), and a fiber optic element. The microtube includes a fluid and a cylinder. The fiber optic e...
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WO/2023/069660A1 |
A micropump implantable in an eye is presented. In some aspects, the micropump includes a ferromagnetic member (206), a power source, and a motor coil (204) magnetically coupled to the ferromagnetic member and electrically coupled to the...
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WO/2023/046629A1 |
The invention relates to a temperature-control assembly (1) for a microelectric system and to a microelectric system having such a temperature-control assembly (1). The temperature-control assembly (1) comprises a closed channel system (...
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WO/2023/039173A1 |
A nano gas pump for generating gas flow, gas compression and gas rarefication is disclosed, which provides up to several orders of magnitude pressure difference, operates over a wide range of pressure from several millitorr to several at...
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WO/2023/021446A1 |
Microfluid circuits, devices, systems, and methods are disclosed for providing an indication of a rheological property, such as viscosity, of a sample substance relative to a control. The embodiments presented may be implemented in Point...
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WO/2023/018927A1 |
Disclosed herein are advantageous drug delivery assemblies, and related methods of fabrication and use thereof. The present disclosure provides improved drug delivery assemblies for extended drug delivery (e.g., via passive diffusion) an...
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WO/2022/260653A1 |
An interface device includes a housing defining a first conduit between an inlet and an outlet, wherein at least one of the inlet and the outlet is connectable to at least one port of a digital microfluidic device. A first pump is suppor...
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WO/2022/256653A1 |
Automatic electric actuation of the pumping mechanism of a liquid dispenser apparatus is provided by configuring a hollow tube to cooperate with an electromagnetically driven actuator and further configuring the hollow tube to inter-fit ...
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WO/2022/245220A1 |
A pump, in particular a heavy-duty pump for pumping liquid or mixtures of liquids and particulate material, such as mud, proppant and concrete, said pump having at least one electric motor (15) coupled to a gear assembly (17), said gear ...
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WO/2022/214828A1 |
A microfluidic system is described comprising a plurality of fluidly connected microfluidic chambers, each microfluidic chamber comprising: a fluid sample inlet; a fluid sample outlet; a selectably closable valve operable to enable gas t...
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WO/2022/213478A1 |
An electroosmotic pump system and a manufacturing method for a functional electrode (111) thereof, and a fluid conveying method, the electroosmotic pump system comprising a liquid storage tank (150), an electro-osmosis driving module (11...
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WO/2022/212481A1 |
An SMA actuated capsule micropump is provided having a linear actuation which leads to large deflection, high discharge volume, and high static head pressure. The pump is designed for drug delivery applications by introducing a replaceab...
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WO/2022/194837A1 |
The present invention relates to a system for the thermal compression of a gas, characterized in that it comprises a source (1), a target (2) and at least one group of reservoirs (3) each one comprising at least two reservoirs (3), the s...
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WO/2022/187920A1 |
The present invention relates to a novel type of rotary positive displacement pump. Said pump achieves pumping by means of the translation and rotation of a type of gear inside a casing provided with inner grooves in the shape of a toroi...
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WO/2022/182030A1 |
The present invention provides a pump comprising: a housing having a shaft hole; a membrane assembly disposed inside the housing; and a shaft assembly mounted on the housing, wherein the shaft assembly has: a shaft inserted to the shaft ...
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WO/2022/179755A1 |
The hydrogen compressing system (1000) has a first unit (100) that receives hydrogen at low temperature and low pressure and compresses it, a second unit (200) that cools down the hydrogen received from the first unit (100) and a third u...
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WO/2022/160515A1 |
A bidirectional piston pump (100), comprising a pump body (1), a piston rod (2) and a piston (31). The piston rod (2) passes through a piston rod chamber (1A) of the pump body (1); the piston (31) is sleeved outside of the piston rod (2)...
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WO/2022/165119A1 |
A hard seal, positive displacement pump (300) is provided which may be included within a fluid delivery system. The pump (300) includes a housing (310), a sleeve (320) disposed radially within the housing (310), and a piston (330) dispos...
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WO/2022/165131A1 |
The cyclic flow apparatuses consistent with the technology disclosed herein are configured to sealably couple to a liquid flow circuit. The cyclic flow apparatus is configured to change a flow velocity of a liquid through a filter media ...
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WO/2022/162651A1 |
A fluid pump for pumping a fluid between a fluid inlet and a fluid outlet has a chamber with an inlet and an outlet. At least one flow restricting element is disposed at a flow line portion and is configured to resonate along a continuum...
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WO/2022/155199A1 |
A variable reciprocating pump assembly including a driven crank wheel, a crank arm coupled to and driven by the crank wheel, the crank arm terminating at a wrist pin, a pump housing, and a piston is disclosed. The assembly may be adjusta...
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WO/2022/136275A1 |
The present invention relates to an apparatus (2) for controlling pressure or flow in a fluidic system (3), the apparatus (2) comprising: a first connection device (301) comprising a pumping device (304) and a main outlet (310); a second...
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WO/2022/120146A1 |
A pump inlet valve includes a valve body and a plunger assembly. The valve body includes a valve body cavity. The plunger assembly is arranged within the valve body cavity and includes a plunger body, a plunger barrel formed at the plung...
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WO/2022/109691A1 |
The present invention patent relates to a hydraulic unit (U) that uses at least one rolling weight (8) having radial movement, connected to a drive shaft (3) moved by at least one servomotor (1), in order to exert a force, favoured by th...
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WO/2022/112474A1 |
The present invention relates to an arrangement (112) for generating liquid flows (114) of at least partially electrically charged particles (118) which are located in a liquid (120), comprising a substrate (122) with controllable means ...
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WO/2022/101477A1 |
The invention refers to a microfluidic flow rate control device for controlling a flow rate of a fluid flowing through a microfluidic conduit. The control device comprises an inlet terminal for fluid input and an outlet terminal for flui...
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WO/2022/093014A1 |
The present invention relates to a microneedle (10) for precise fluid manipulation in the femtolitre range, and a method for fluid manipulation comprising using the microneedle (10). Micropumps, and likewise microneedles, are devices tha...
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WO/2022/077091A1 |
A force transfer mechanism is provided for use with a pump for pumping multiphase, wellbore fluids from a reservoir to a gathering system. The mechanism includes a gearbox connectable to a power and rotational source for receiving rotati...
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WO/2022/072809A1 |
A low dose drug delivery pod comprised of a reciprocating pump, an active valve set, and, in some embodiments, a dispense confirmation sensor. The active valve set can be designed with mechanical interference between them so that both th...
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WO/2022/058470A1 |
In general, the disclosure relates to a fluid conduit device, such as microfluidic technique, with minimal operation. More specifically, the present invention relates to an activation and pressure balancing mechanism suitable for robust ...
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WO/2022/041935A1 |
An electroosmotic drive module, an implanted electroosmotic micropump device, and an electricity leading out method. The electroosmotic drive module (11) comprises: a porous dielectric film (111); two electrodes (112, 113) respectively p...
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WO/2022/037913A1 |
The invention relates to a microfluidic treatment apparatus (100) for treating a sample liquid, wherein the microfluidic treatment apparatus (100) has at least one microfluidic channel system (105) having at least one filtering branch (1...
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WO/2022/031174A1 |
A system comprises a main tubular structure comprising a suction inlet and a discard outlet end, an outer tubular structure concentrically aligned around the outside of the main tubular structure, for at least a length along a longitudin...
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WO/2022/016264A1 |
The method and device of the present application are directed to the inserting of a fluid into a liquid filled vessel or system that normally operates under pressure. The method and device of the present application may utilized in vario...
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WO/2022/015889A1 |
A linear pump assembly includes a cylinder piston disposed in a generally tubular internal cylinder chamber defined within a cylinder housing having first and second ends, a first plunger-cylinder rod securely coupled to a first end of t...
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WO/2022/010848A1 |
Electrochemical actuators including a sealed electrolytic chamber with two or more electrodes disposed therein and associated reservoirs are described. In some embodiments, the electrochemical actuators include one or more rigid structur...
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WO/2021/260249A1 |
The present invention relates to a method for the manufacture of a microfluidic valve, comprising: the disposition of a substrate (1) of a material mechanically inert to one or more physicochemical properties in time, forming a structura...
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WO/2021/253060A1 |
A rotor assembly (10) which includes an elongate helical- shaped rotor (12) having an axial cylindrical cavity (14) therethrough, a stationary shaft (16) axially aligned with the rotor (12) and through the cavity (14), a housing (not sho...
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WO/2021/242061A1 |
An electroosmotic pump according to one embodiment of the present invention comprises: a membrane allowing the movement of a fluid; and first and second electrodes respectively provided on both sides of the membrane, wherein the first an...
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WO/2021/218472A1 |
A method for constructing a slow microcyclic artificial cell niche. A cell niche (62) which is isolated from a flow field is provided in the center of the flow field and the cell niche (62) is in communication with the flow field by mean...
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