A fluidic device is disclosed, comprising an enclosed passage that is adapted to convey a circulating fluid. The enclosed passage comprises a flow unit having a first electrode and a second electrode offset from the first electrode in a downstream direction of a flow of the circulating fluid. The first electrode is formed as a grid structure and arranged to allow the circulating fluid to flow through the first electrode. The fluidic device may be used for controlling or regulating the flow of the fluid circulating in the enclosed passage, and thereby act as a valve opening, reducing or even closing the passage.

A fluid actuator includes an actuating portion, a piezoelectric unit, a conduction unit, and a levelness regulating portion. The actuating portion includes a first actuating area, a second actuating area, and at least one connecting section between the two actuating areas. The piezoelectric unit includes a first signal area and a second signal area. The two signal areas are provided in the same plane and are isolated from each other by an isolating portion. The piezoelectric unit corresponds in position to the first actuating area of the actuating portion. The conduction unit includes a first electrode and a second electrode. The first signal area of the piezoelectric unit is electrically connected to the first electrode, and the second signal area of the piezoelectric unit to the second electrode. The levelness regulating portion, the piezoelectric unit, and the conduction unit are located on the same side of the actuating portion.

A thin gas transportation device is provided and includes a shell, a check valve and a gas pump. The shell includes a shell surface, an accommodation slot and an outlet slot. The accommodation slot is recessed from the shell surface and includes an accommodation bottom surface. The outlet slot is recessed from the accommodation bottom surface. The check valve is disposed within the accommodation slot and includes a barrier plate and a valve plate. The barrier plate is disposed on the accommodation bottom surface and covers the outlet slot. The barrier plate includes a first surface, a second surface, a protruding part and a plurality of perforations. The protruding part is protruding from the second surface and located at the outlet slot. The valve plate is coupled to the second surface, and the protruding part abuts against the valve part and seals the valve hole.

An air motor is provided for converting electrical energy into kinetic energy, and using the kinetic energy to generate a specified air pressure and a specified airflow rate. The air motor comprises plural air motor units, each of which includes a main body and a piezoelectric actuator. The piezoelectric actuator is disposed within the main body. When the piezoelectric actuator is enabled, the air within the main body is controlled and driven to flow. The air motor can be used to replace various types of motors, compressors or engines.

A magnetic drive pumping apparatus for electronic cigarette liquids and an electronic cigarette product including the magnetic drive pumping apparatus are provided. The magnetic drive pumping apparatus includes a magnetic drive micro-pump including a housing body and a pump body. A pump diaphragm is arranged inside the housing body, and a pump chamber is formed between the housing body and the pump diaphragm. A valve seat and a valve diaphragm are in the pump body. The pump diaphragm, the valve seat and the valve diaphragm jointly define a flow channel of electronic cigarette liquids. The pump diaphragm is fixed with a permanent magnet, and an inner wall of the housing body is fixed with an electromagnet corresponding to the permanent magnet. A liquid storage element includes a liquid tank and an air vent. The inlet of electronic cigarette liquids is connected to the liquid tank for liquids to pass through.

A fluid control device includes a first main plate, a second main plate, a driving body, a frame body, a plurality of support bodies, a plurality of gaps, a side wall member, a valve film, and a fixing member. A pump chamber is formed by a flat plate part consisting of the first main plate, the frame body, and the plurality of support bodies, and the second main plate and the side wall member. The valve film is disposed on a main surface of the first main plate on the side where the pump chamber is located. The valve film has an annular shape and fixed to the first main plate by the fixing member so that an outer end thereof is a movable end. The outer end of the valve film overlaps the plurality of gaps located between the plurality of support portions in plan view.

A microfluidic chip orients and isolates components in a sample fluid mixture by two step focusing, where sheath fluids compress the sample fluid mixture in a sample input channel in one direction, such that the sample fluid mixture becomes a narrower stream bounded by the sheath fluids, and by having the sheath fluids compress the sample fluid mixture in a second direction further downstream, such that the components are compressed and oriented in a selected direction to pass through an interrogation chamber in single file formation for identification and separation by various methods. The isolation mechanism utilizes external, stacked piezoelectric actuator assemblies disposed on a microfluidic chip holder, or piezoelectric actuator assemblies on-chip, so that the actuator assemblies are triggered by an electronic signal to actuate jet chambers on either side of the sample input channel, to jet selected components in the sample input channel into one of the output channels.

[Object] To provide a valve module suitable for a compact fluid control apparatus and a fluid control apparatus and an electronic apparatus using the same.

[Solving Means] A valve module according to the present technology includes a movable member and a support member. The movable member is constituted by a film elastically deformable by a fluid and having a first surface positioned on a side of a member having an opening through which the fluid passes and a second surface on a side opposite to the first surface. The support member has higher rigidity than rigidity of the movable member, covers a part of a region of the second surface, in which the opening is not located as viewed in a direction perpendicular to the second surface, and is fixed to the member.

An anode current collector of an electrochemical cell includes an inner portion in which a first hole is formed, and an outer portion located outside the inner portion and in which a second hole is formed. The first hole has a cross-sectional area that increases toward a supply flow path, and the second hole has a cross-sectional area that increases toward an electrolyte membrane.

A low-voltage microfluidic valve device and system for regulating the flow of fluid. One low-voltage microfluidic valve device for regulating the low of fluid includes a nano-textured dendritic metallic filament configured to grow and retract in response to a voltage. The low-voltage microfluidic valve device also includes a microfluidic channel configured to allow fluid flow, wherein the fluid flow is selectively interrupted by the growth of the nano-textured dendritic metallic filament. The low-voltage microfluidic valve device also includes a membrane positioned proximate to the fluid and configured to alter shape in response to the growth of the nano-textured dendritic metallic filament.