A carrier includes first and second container portions that are assembled together to provide a structure the supports and retains a capacitor. The first container portion and the second container portion are assembled together in a configuration in which the edges of the first wall structures face corresponding ones of the edges of the second wall structures, and the edges of the first wall structures are overlapping with respect to the corresponding ones of the edges of the second wall structures when the carrier is viewed in side view.

A carrier includes first and second container portions that are assembled together to provide a structure the supports and retains a capacitor. The first container portion and the second container portion are assembled together in a configuration in which the edges of the first wall structures face corresponding ones of the edges of the second wall structures, and the edges of the first wall structures are overlapping with respect to the corresponding ones of the edges of the second wall structures when the carrier is viewed in side view.

An electrolytic capacitor including: a resin molding including a capacitor element with an anode, a dielectric layer, and a cathode, and a sealing resin sealing the capacitor element; a first external electrode on a first end surface; and a second external electrode connected to the cathode at a second end surface and including a first electrode portion on a first side surface and having a first electrode end in contact with the first side surface and closest to the first end surface in the length direction, and, when viewed in a thickness direction, a region where the capacitor element is opposite to the first electrode portion in a width direction includes a first region where a distance in the width direction between the capacitor element and the first electrode portion is shorter than a distance in the width direction between the capacitor element and the first electrode end.

An electrolytic capacitor including: a resin molding including a capacitor element with an anode, a dielectric layer, and a cathode, and a sealing resin sealing the capacitor element; a first external electrode on a first end surface; and a second external electrode connected to the cathode at a second end surface and including a first electrode portion on a first side surface and having a first electrode end in contact with the first side surface and closest to the first end surface in the length direction, and, when viewed in a thickness direction, a region where the capacitor element is opposite to the first electrode portion in a width direction includes a first region where a distance in the width direction between the capacitor element and the first electrode portion is shorter than a distance in the width direction between the capacitor element and the first electrode end.

An electrolytic capacitor that includes a resin molding that includes a capacitor element including an anode, a dielectric layer, and a cathode, a sealing resin sealing the capacitor element; a first external electrode on a first end surface of the resin molding; and a second external electrode on a second end surface and connected to the cathode exposed at the second end surface of the resin molding, wherein when viewed in a thickness direction perpendicular to the length direction, the anode includes a first anode region having a first outer edge exposed at the first end surface and connected to the first external electrode, and a second anode region having a second outer edge positioned closest to the second external electrode in the length direction, and a length of the first outer edge is greater than a length of the second outer edge in a width direction.

An electrolytic capacitor that includes a resin molding that includes a capacitor element including an anode, a dielectric layer, and a cathode, a sealing resin sealing the capacitor element; a first external electrode on a first end surface of the resin molding; and a second external electrode on a second end surface and connected to the cathode exposed at the second end surface of the resin molding, wherein when viewed in a thickness direction perpendicular to the length direction, the anode includes a first anode region having a first outer edge exposed at the first end surface and connected to the first external electrode, and a second anode region having a second outer edge positioned closest to the second external electrode in the length direction, and a length of the first outer edge is greater than a length of the second outer edge in a width direction.

A negative-pressure packaging method for aluminum electrolytic capacitors including: penetratedly arranging a capacitor element in a seal; placing the capacitor element, the seal and a case at an inner chamber of an accommodating mechanism; sealing the accommodating mechanism; vacuumizing the accommodating mechanism to allow the inner chamber to be in a negative pressure state; subjecting the seal and the case to packaging, such that the seal is located at a first depth of the case; and subjecting the seal and the case to pressing, such that the seal is located at a second depth of the case, where the second depth is closer to a bottom of the case with respect to the first depth.

A negative-pressure packaging method for aluminum electrolytic capacitors including: penetratedly arranging a capacitor element in a seal; placing the capacitor element, the seal and a case at an inner chamber of an accommodating mechanism; sealing the accommodating mechanism; vacuumizing the accommodating mechanism to allow the inner chamber to be in a negative pressure state; subjecting the seal and the case to packaging, such that the seal is located at a first depth of the case; and subjecting the seal and the case to pressing, such that the seal is located at a second depth of the case, where the second depth is closer to a bottom of the case with respect to the first depth.

A pressure protector for a high-voltage self-healing capacitor. is composed of a box shell, a cover plate, a core, filled resin, a pressure protector and wiring terminals. The pressure protector is arranged in the capacitor, and the pressure protector is mainly composed of fixed studs, a protector shell, a movable bolt assembly, a fixed electrode assembly, a movable electrode assembly, first fixed bolts and a limiting bolt. The pressure protector for a high-voltage self-healing capacitor is simple in structure and convenient to install and use, the technical problem of relay protection of internal faults of the self-healing capacitor can be solved. Accidents can be effectively avoided, and the requirement for safe operation of the capacitor can be met.

A sealing member containing a copolymer containing tetrafluoroethylene unit and a perfluoro(propyl vinyl ether) unit, wherein the copolymer has a content of the perfluoro (propyl vinyl ether) unit of 4.0 to 6.0% by mass with respect to the whole of the monomer units, a melt flow rate of 26 to 37 g/10 min, and the number of functional groups of —CF═CF.sub.2, —CF.sub.2H, —COF, —COOH, —COOCH.sub.3, —CONH.sub.2 and —CH.sub.2OH of more than 50 per 10.sup.6 main-chain carbon atoms, wherein the sealing member has a thickness of 0.5 to 2.5 mm and a sealing area of 0.5 to 50 cm.sup.2, and wherein the sealing member is in a state of being compressed at a compression deformation rate of 20 to 60%. Also disclosed is a power storage assembly including the sealing member.