Abstract: According to one embodiment, provided is a method of manufacturing a composite electrode including a substrate having a belt shape and an insulating fiber film disposed on the substrate. The method includes applying a primer solution onto the substrate, and ejecting an electrified material liquid in a direction parallel to principal surfaces of the substrate intersecting with side surfaces of the substrate to deposit the electrified material liquid onto the substrate to form the insulating fiber film on the principal surfaces of the substrate.

Abstract: According to an embodiment, a winding apparatus includes a winding core and an air flow controller. The winding core winds a belt-shaped structure comprising a substrate and an edge-coating part that covers an edge of a substrate in a width direction, the edge-coating part being coated with a material liquid on a surface of the substrate. The air flow controller has a nozzle that performs at least either ejection or suction of a gas, and adjusts an air flow in the vicinity of the edge-coating part of the film of the belt-shaped structure, which is wound by a winding core.

Abstract: According to an embodiment, a winding apparatus includes a winding core and an air flow controller. The winding core winds a belt-shaped structure comprising a substrate and an edge-coating part that covers an edge of a substrate in a width direction, the edge-coating part being coated with a material liquid on a surface of the substrate. The air flow controller has a nozzle that performs at least either ejection or suction of a gas, and adjusts an air flow in the vicinity of the edge-coating part of the film of the belt-shaped structure, which is wound by a winding core.

Abstract: In an embodiment, an electrospinning apparatus includes a transfer unit, a spinning head and an air ejection unit. In the transfer unit, a transfer target is transferred along a transfer direction, and a spinning head is capable of ejecting a material liquid toward the transfer unit from a first direction, which intersects the transfer direction. The air ejection unit forms an air flow that flows across the transfer unit toward an area located on an opposite side across the transfer unit in a second direction, which intersects both the transfer direction and the first direction, by ejecting air against the transfer unit from one side of the second direction.

Abstract: In an embodiment, a spinning head includes a head main body and a nozzle, and a storage cavity storing a material liquid is formed inside the head main body. The nozzle projects from an outer peripheral surface of the head main body, and an ejection port ejecting a material liquid is formed at a projection end. A flow path communicating with the storage cavity extends through an inside of the nozzle to the ejection port. The ejection port is located on an upper side of a vertical direction relative to the connecting part to the storage cavity, and at least a part of the flow path is tilted relative to a horizontal plane. An upper end of the connecting part of the flow path to the storage cavity is located at the same height as or on the upper side relative to an upper end of the storage cavity.

Abstract: According to an embodiment, an electrospinning head includes a nozzle and an uneven surface. The nozzle is made from an electrically conductive material, and a flow path is formed inside the nozzle. On the outer surface of the nozzle, an ejection port capable of ejecting a material liquid supplied to the flow path is formed. The uneven surface is formed in the vicinity of the projection port on the outer surface of the nozzle, and an uneven shape of the uneven surface is formed around the entire circumference of the circumferential direction of the nozzle and is along the extending direction of the flow path.

Abstract: According to an embodiment, an electrospinning apparatus includes an electrospinning head and a storage case. The electrospinning head includes a nozzle capable of ejecting a material liquid and is movable between a first move position and a second move position. In the storage case, a storage hollow capable of accommodating a nozzle is formed, and an opening to the outside of the storage hollow is formed in the storage case. The storage case causes the nozzle of the electrospinning head located at the first move position to be arranged at a position separate from the storage hollow and causes the nozzle of the electrospinning head located at the second move position to be accommodated inside the storage hollow.

Abstract: According to a manufacturing method of an electrolytic capacitor according to an embodiment, a fiber film, which serves as a separator, is formed on a surface of a substrate, which serves as an electrode, by ejecting a material liquid against the substrate. When the fiber film is formed, thicker fiber is formed at end parts of the substrate in a width direction, compared to a center part of the substrate in the width direction.

Abstract: According to an embodiment, a winding apparatus includes a winding core and an air flow controller. The winding core winds a belt-shaped structure comprising a substrate and an edge-coating part that covers an edge of a substrate in a width direction, the edge-coating part being coated with a material liquid on a surface of the substrate. The air flow controller has a nozzle that performs at least either ejection or suction of a gas, and adjusts an air flow in the vicinity of the edge-coating part of the film of the belt-shaped structure, which is wound by a winding core.

Abstract: According to one embodiment, an aluminum electrolytic capacitor includes an anode, a cathode, and a fiber film. The anode includes a first metal layer and a dielectric layer. The first metal layer includes aluminum. The dielectric layer is formed on the first metal layer. The cathode includes a second metal layer. The second metal layer includes aluminum. The fiber film is provided between the anode and the cathode. The fiber film includes a first layer and a second layer. The first layer includes a first fiber having a first diameter. The first layer is provided between the dielectric layer and the second layer. The second layer includes a second fiber having a second diameter smaller than the first diameter.

Abstract: According to one embodiment, provided is a method of manufacturing a composite electrode including a substrate having a belt shape and an insulating fiber film disposed on the substrate. The method includes applying a primer solution onto the substrate, and ejecting an electrified material liquid in a direction parallel to principal surfaces of the substrate intersecting with side surfaces of the substrate to deposit the electrified material liquid onto the substrate to form the insulating fiber film on the principal surfaces of the substrate.

Abstract: According to one embodiment, a pump includes a first chamber configured to store a first fluid. The pump includes a second chamber configured to store a second fluid, the second chamber being positioned on a side of the first chamber. Volume of a space of the second chamber configured to store the second fluid is variable. The pump includes an elongated member having a first end portion and a second end portion, the first end portion provided in the second chamber and the second end portion provided in the first chamber.

Abstract: According to an embodiment, an electrospinning apparatus includes an electrospinning head and a storage case. The electrospinning head includes a nozzle capable of ejecting a material liquid and is movable between a first move position and a second move position. In the storage case, a storage hollow capable of accommodating a nozzle is formed, and an opening to the outside of the storage hollow is formed in the storage case. The storage case causes the nozzle of the electrospinning head located at the first move position to be arranged at a position separate from the storage hollow and causes the nozzle of the electrospinning head located at the second move position to be accommodated inside the storage hollow.

Abstract: According to an embodiment, an electrospinning head includes a nozzle and an uneven surface. The nozzle is made from an electrically conductive material, and a flow path is formed inside the nozzle. On the outer surface of the nozzle, an ejection port capable of ejecting a material liquid supplied to the flow path is formed. The uneven surface is formed in the vicinity of the projection port on the outer surface of the nozzle, and an uneven shape of the uneven surface is formed around the entire circumference of the circumferential direction of the nozzle and is along the extending direction of the flow path.

Abstract: According to one embodiment, an aluminum electrolytic capacitor includes an anode, a cathode, and a fiber film. The anode includes a first metal layer and a dielectric layer. The first metal layer includes aluminum. The dielectric layer is formed on the first metal layer. The cathode includes a second metal layer. The second metal layer includes aluminum. The fiber film is provided between the anode and the cathode. The fiber film includes a first layer and a second layer. The first layer includes a first fiber having a first diameter. The first layer is provided between the dielectric layer and the second layer. The second layer includes a second fiber having a second diameter smaller than the first diameter.

Abstract: According to one embodiment, a pump includes a first chamber configured to store a first fluid. The pump includes a second chamber configured to store a second fluid, the second chamber being positioned on a side of the first chamber. Volume of a space of the second chamber configured to store the second fluid is variable. The pump includes an elongated member having a first end portion and a second end portion, the first end portion provided in the second chamber and the second end portion provided in the first chamber.

Abstract: A vacuum insulated panel according to an embodiment of the present invention is provided with: a core material comprising resin fibers; and a monomer-adsorbing material that is added to the core material and that adsorbs monomers derived from the resin fibers.

Abstract: In a vacuum insulated panel according to an embodiment of the present invention, a core material comprising resin fibers is accommodated within an outer cover material. The resin fibers are formed directly on the inner surface of the outer cover material.

Abstract: A method of manufacturing a layered object includes: a first process of supplying, onto a stage, a first slurry layer that includes a powder having a volume concentration of not smaller than 10% and not larger than 15% and a solvent; a second process of irradiating a part of the first slurry layer with an energy beam to form a part of the layered object; a third process of supplying a second slurry layer onto the part of the layered object; and a fourth process of irradiating a part of the second slurry layer with an energy beam to form another part of the layered object. The third process and the fourth process are repeated more than once.

Abstract: According to one embodiment, a coating apparatus includes a stage having a mounting surface on which a coating target is mounted, a rotating mechanism that rotates the stage, a coating nozzle that discharges a coating material, a moving mechanism that moves the coating nozzle, a supply device that supplies a material to the coating nozzle, an ejection device that ejects the material, a communication tube that allows the supply device, and a valve device. Further, the coating apparatus includes a control unit which rotates the stage by the rotating mechanism, switches the valve device to achieve the continuity of the supply unit and the coating nozzle, drives the moving mechanism to move the coating nozzle, and applies the coating material to the coating target on the stage.