Abstract: A nonaqueous electrolyte secondary battery is provided with a bottomed tubular outer can accommodating an electrode body, and a sealing body for sealing an opening portion of the outer can. A crimped portion for crimping and securing the sealing body is formed in the outer can by bending the edge portion of the opening portion inward in the radial direction, and the sealing body includes a rupture disk, a cathode cap including a flange, and a metal height adjusting portion for adjusting the height of the crimped portion.

Abstract: Provided are a highly reliable cylindrical battery and the like which exhibit a small variation in operation pressure of a current cutoff mechanism. A cylindrical battery comprises a current cutoff mechanism having a sealing body which includes a terminal plate for cutting off flowing of current by being broken. A gasket of the cylindrical battery has, in an independent state before incorporation into an exterior can, a cylindrical part and an annular part which extends from an end at a first axial side of the cylindrical part to the radially inner side. The annular part has, at a radially inner side portion of a surface at the first axial side, a recess recessed toward a second axial side.

Abstract: The cylindrical battery includes: an electrode body in which a positive electrode plate and a negative electrode plate are wound with a separator therebetween: an electrolyte; a bottomed cylindrical outer can that houses the electrode body and the electrolyte; and a sealing body that closes an opening of the outer can, wherein the sealing body includes a nipture plate that is caulked and fixed to the opening of the outer can with a gasket therebetween, and an external terminal that is not caulked and fixed to the opening of the outer can, the rupture plate has a valve part that is ruptured when an internal battery pressure rises, and the external terminal is fixed to an upper surface portion of a valve part.

Abstract: A battery storage tray according to an aspect of the present invention includes a first pocket portion into which a first end portion of a columnar battery in a longitudinal direction is inserted. The first pocket portion has a cup shape including an opening, a side portion, and a bottom portion. The side portion of the first pocket portion includes a fitting portion, which fits to the columnar battery, and a groove, which defines a space between the groove and the columnar battery. The space defined by the groove is connected to the opening of the first pocket portion. An aspect of the present invention provides a battery storage tray capable of reliably holding the columnar battery and facilitating removal of the columnar battery.

Abstract: A cylindrical battery in an aspect of the present invention includes an electrode body formed by winding a positive electrode plate and a negative electrode plate with a separator interposed therebetween; an electrolyte; a bottomed cylindrical outer can; and a sealing body crimped to an opening of the outer can via a gasket. The sealing body includes a valve body having an annular protrusion part, an insulating member disposed on an inner circumference of the protrusion part of the valve body and having a skirt portion, and a metal plate disposed on an inner circumference of the skirt portion of the insulating member and connected to a center portion of the valve body. The metal plate is crimped with the protrusion part of the valve body via the insulating member.

Abstract: A cylindrical battery having a sealing unit which includes at least a valve member, a metal plate disposed farther inside the battery than the valve member and having a joint portion connected to the valve member, and an annular insulating member disposed between an outer peripheral portion of the valve member and an outer peripheral portion of the metal plate. The metal plate has a groove-shaped thin portion disposed around the joint portion, and straight portions that have different angles to the normal to the metal plate are disposed on an inner peripheral side and an outer peripheral side of a cross section of the thin portion perpendicular to the longitudinal direction.

Abstract: A battery storage tray according to an .aspect of the present invention includes a. first pocket portion into which a first end portion of a columnar battery in a longitudinal direction is inserted. The first pocket portion has a cup shape including an opening, a side portion, and a bottom portion. The side portion of the first pocket portion includes a fitting portion, which fits to the columnar battery, and a groove, which defines a space between the groove and the columnar battery. The space defined by the groove is connected to the opening of the first pocket portion. An aspect of the present invention provides a battery storage tray capable of reliably holding the columnar battery and facilitating removal of the columnar battery.

Abstract: A cylindrical battery having a sealing unit which includes at least a valve member, a metal plate disposed farther inside the battery than the valve member and having a joint portion connected to the valve member, and an annular insulating member disposed between an outer peripheral portion of the valve member and an outer peripheral portion of the metal plate. The metal plate has a groove-shaped thin portion disposed around the joint portion, and straight portions that have different angles to the normal to the metal plate are disposed on an inner peripheral side and an outer peripheral side of a cross section of the thin portion perpendicular to the longitudinal direction.

Abstract: A cylindrical battery in an aspect of the present invention includes an electrode body formed by winding a positive electrode plate and a negative electrode plate with a separator interposed therebetween; an electrolyte; a bottomed cylindrical outer can; and a sealing body crimped to an opening of the outer can via a gasket. The sealing body includes a valve body having an annular protrusion part, an insulating member disposed on an inner circumference of the protrusion part of the valve body and having a skirt portion, and a metal plate disposed on an inner circumference of the skirt portion of the insulating member and connected to a center portion of the valve body. The metal plate is crimped with the protrusion part of the valve body via the insulating member.

Abstract: The present disclosure is directed to a packaging construction for columnar batteries. The packaging construction includes an accommodation case including a bottom plate, and side plates located on outer edges of the bottom plate; a first tray having first recesses into which one end portions of the batteries are fitted, placed immediately above the bottom plate, and fixed to the accommodation case; and a second tray having second recesses into which the other end portions of the batteries are fitted, and placed above the first tray. The batteries are held so as to be fitted to the first and second trays and such that each adjacent pair of the batteries are apart from each other. A portion of a bottom of each first recess facing a corner portion of the one end portion of a corresponding one of the fitted batteries protrudes outward to be apart from the corner portion.

Abstract: The present disclosure is directed to a packaging construction for columnar batteries. The packaging construction includes an accommodation case including a bottom plate, and side plates located on outer edges of the bottom plate; a first tray having first recesses into which one end portions of the batteries are fitted, placed immediately above the bottom plate, and fixed to the accommodation case; and a second tray having second recesses into which the other end portions of the batteries are fitted, and placed above the first tray. The batteries are held so as to be fitted to the first and second trays and such that each adjacent pair of the batteries are apart from each other. A portion of a bottom of each first recess facing a corner portion of the one end portion of a corresponding one of the fitted batteries protrudes outward to be apart from the corner portion.

Abstract: In a sealed secondary battery, an electrode group 1 formed by winding or stacking a positive electrode plate and a negative electrode plate with a porous insulator interposed therebetween is housed in a metal case 4. The metal case 4 has an opening sealed by a sealing plate 6 serving as an electrode terminal. One of the positive electrode plate or the negative electrode plate is connected to the sealing plate 6 through a lead. An upper insulating plate as a stack of a first insulating plate 2 and a second insulating plate 7 having a softening temperature higher than that of the first insulating plate 2 is placed above the electrode group 1. An outer periphery of the upper insulating plate is engaged with an engagement part 9 formed in a side surface of the metal case 4.

Abstract: A storage battery includes: a bottomed metal case (10) accommodating an electrolyte and a collector (7) having a flat plate connected to one side of an electrode assembly (5) containing a strip-shaped positive electrode plate (1), a strip-shaped negative electrode plate (2), and a separator (6); a sealing plate (11) sealing upside of the bottomed metal case; and a lead terminal (9) electrically connecting the sealing plate to the collector, wherein the collector has at least one projection (13) and the collector and the lead terminal are electrically connected with each other via the projection. This construction eliminates the problem of increased contact resistance between the lead terminal and the collector and realizes a storage battery having high current discharging performance in which the contact resistance is reduced.

Abstract: The storage subsystem is connected to an external device and comprises a storage device arrangement portion, on which a plurality of storage devices is arranged, and a control device that controls communications between the plurality of storage devices arranged on the storage device arrangement portion and the external device. The storage device arrangement portion is constituted such that the plurality of storage devices is arranged upright in the directions of two dimensions.

Abstract: A storage battery includes: a bottomed metal case (10) accommodating an electrolyte and a collector (7) having a flat plate connected to one side of an electrode assembly (5) containing a strip-shaped positive electrode plate (1), a strip-shaped negative electrode plate (2), and a separator (6); a sealing plate (11) sealing upside of the bottomed metal case; and a lead terminal (9) electrically connecting the sealing plate to the collector, wherein the collector has at least one projection (13) and the collector and the lead terminal are electrically connected with each other via the projection. This construction eliminates the problem of increased contact resistance between the lead terminal and the collector and realizes a storage battery having high current discharging performance in which the contact resistance is reduced.

Abstract: A storage device controlling apparatus connected to a storage device storing data and connected to an information processing apparatus via a network, the apparatus being accommodated in a chassis, the apparatus comprising a circuit board accommodated in the chassis, the circuit board including: an I/O processor formed thereon, the I/O processor outputting to the storage device I/O requests corresponding to requests to input and output data from the information processing apparatus; an inner connector provided at an end to be located on an inner side of the chassis, at least the I/O processor and a power supply unit being connected through the inner connector; a file access processing section formed thereon, the file access processing section accepting the requests to input and output data on a file basis; and an electric power connector provided at an end to be located on an outer side of the chassis, electric power being supplied to the file access processing section through the electric power connector.

Abstract: The storage subsystem is connected to an external device and comprises a storage device arrangement portion, on which a plurality of storage devices is arranged, and a control device that controls communications between the plurality of storage devices arranged on the storage device arrangement portion and the external device. The storage device arrangement portion is constituted such that the plurality of storage devices is arranged upright in the directions of two dimensions.

Abstract: A storage device controlling apparatus connected to a storage device storing data and connected to an information processing apparatus via a network, the apparatus being accommodated in a chassis, the apparatus comprising a circuit board accommodated in the chassis, the circuit board including: an I/O processor formed thereon, the I/O processor outputting to the storage device I/O requests corresponding to requests to input and output data from the information processing apparatus; an inner connector provided at an end to be located on an inner side of the chassis, at least the I/O processor and a power supply unit being connected through the inner connector; a file access processing section formed thereon, the file access processing section accepting the requests to input and output data on a file basis; and an electric power connector provided at an end to be located on an outer side of the chassis, electric power being supplied to the file access processing section through the electric power connector.

Abstract: A storage device controlling apparatus connected to a storage device storing data and connected to an information processing apparatus via a network, the apparatus being accommodated in a chassis, the apparatus comprising a circuit board accommodated in the chassis, the circuit board including: an I/O processor formed thereon, the I/O processor outputting to the storage device I/O requests corresponding to requests to input and output data from the information processing apparatus; an inner connector provided at an end to be located on an inner side of the chassis, at least the I/O processor and a power supply unit being connected through the inner connector; a file access processing section formed thereon, the file access processing section accepting the requests to input and output data on a file basis; and an electric power connector provided at an end to be located on an outer side of the chassis, electric power being supplied to the file access processing section through the electric power connector.