Abstract: A server includes: a first data storage device that stores therein data for use in service provided by the server; a backup data storage device that stores therein backup data for data stored in a second data storage device of another server; a service provision unit that provides the service by using the data stored in the first data storage device and by using the backup data stored in the backup data storage device; an update information creation unit that creates update information representing a content of the updating of the first data storage device; an update information transmission unit that transmits the created update information to the another server; and an update information reception unit that receives update information which is transmitted from the another server, and reflects the content of updating of the second data storage device on the backup data stored in the backup data storage device.

Abstract: An electrical collecting and distributing ring is composed of an annular bus ring including a plurality of terminals and a plurality of circular arc portions therebetween, respectively. The plurality of terminals include respective one pair of extended portions, which extend in a radial direction of the circular arc portions to clamp an end therebetween of a winding, and a respective curved portion, which is formed between the respective one pair of extended portions. The electrical conducting member is formed with depressed portions in the curved portions, respectively. The depressed portions are thinned in thicknesses in radial directions of the curved portions, respectively. The terminals and the ends of the winding are connected together by caulking the extended portions with the ends of the winding clamped between the extended portions, respectively.

Abstract: A motor connecting member, which connects a motor winding and a terminal block, includes a terminal to be connected to the terminal block, a winding connecting portion to be connected to the motor winding, and an extended portion extending between the terminal and the winding connecting portion. The extended portion is made by plastically deforming a single wire having a circular cross section, and is bent in a predetermined shape fitted for connection between an end of the motor winding connected with the winding connecting portion and the terminal block.

Abstract: An electricity collection and distribution ring includes a plurality of bus rings that include a plurality of annular conductive bodies and a plurality of connecting terminals provided on the annular conductive bodies. The connecting terminals each include a first connecting portion connected to a center conductor, a second connecting portion connected to a winding and a coupling portion for coupling the first and second connecting portions. The coupling portion includes the first extended portion including an end portion extending through a gap between the annular conductive bodies toward one side in an axial direction of the annular conductive bodies and the second extended portion extending from the end portion of the first extended portion toward one side in a radial direction of the annular conductive bodies. The second connecting portion is formed at an end portion of the second extended portion on one side in the radial direction.

Abstract: Provided is an electricity collection and distribution ring excellent in durability and the easiness of manufacturing while the size thereof is reduced, and also provided is a method for manufacturing the electricity collection and distribution ring. The electricity collection and distribution ring (2) comprises: first to fourth bus rings (21 to 24) for collecting electricity from and distributing electricity to each of the phase coils (111, 112, 113) of a three-phase motor (1); a plurality of fixing members (3) disposed at a plurality of predetermined positions in a circumferential direction of the first to fourth bus rings (21 to 24) and mutually fixing the first to fourth bus rings (21 to 24); and a plurality of connection terminals (4) for connecting the first to fourth bus rings (21 to 24) and the lead-out lines of the respective phase coils (111, 112, 113).

Abstract: A motor connecting member, which connects a motor winding and a terminal block, includes a terminal to be connected to the terminal block, a winding connecting portion to be connected to the motor winding, and an extended portion extending between the terminal and the winding connecting portion. The extended portion is made by plastically deforming a single wire having a circular cross section, and is curved in a circular arc shape in at least one portion between the terminal and the winding connecting portion, and the at least one curved portion comprises a narrower conductor width in a radial direction than a diameter of the single wire before the plastic deformation.

Abstract: An electric power collection and distribution ring includes first to third bus rings configured to collect and distribute electric power from and to winding wires of a plurality of phases. The first to third bus rings include first to third annular conductor parts, respectively, and first to third feeding terminal parts, respectively, configured to feed electric power to the first to third annular conductor parts, respectively. The second feeding terminal part projects toward another side in an axial direction of the first to the third annular conductor parts without projecting toward the one side in the diameter direction than the first annular conductor part. The third feeding terminal part projects toward the another side in the axial direction of the first to the third annular conductor parts without projecting toward the one side in the diameter direction than the second annular conductor part.

Abstract: A wire connection member for connecting a first wire to a second wire by crimping includes a partition for dividing a first housing space for housing tip portions of the first wire from a second housing space for housing a tip portion of the second wire, a first housing portion that, together with the partition, forms the first housing space, and a second housing portion that, together with the partition, forms the second housing space. The partition is arranged between the first and second housing portions.

Abstract: An electrical collecting and distributing ring is composed of an annular bus ring including a plurality of terminals and a plurality of circular arc portions therebetween, respectively, and a holding member, which at least partially molds the bus ring. The plurality of terminals include respective one pair of extended portions formed with clamping portions, respectively, extending through the holding member and in a radial direction of the circular arc portions to clamp an end therebetween of a winding. The respective one pair of extended portions of the terminals include thin portions, respectively, formed thin in thickness in a circumferential direction of the circular arc portions, at least partially between the holding member and the clamping portions, respectively. The terminals and the ends of the winding are connected together by caulking the clamping portions with the ends of the winding clamped between the clamping portions, respectively.

Abstract: An electric power collection and distribution ring includes a plurality of annular bus rings for collecting and distributing power to windings of a stator, the windings being covered with an insulation cover and the stator being formed by winding the windings around a plurality of teeth arranged in a circular pattern. The bus ring is formed by annularly coupling a plurality of arc-shaped conductive members each including terminal portions at both circumferential end portions, the terminal portions being welded to each other together with an end portion of the winding. The terminal portion includes a first contact surface coming into contact with the end portion of the winding at the time of the welding and a second contact surface to be a contact point between the terminal portions.

Abstract: A cable holder includes a pair of holding members that are relatively moved in a predetermined sliding direction to sandwich and hold a cable therebetween. The pair of holding members each include a plurality of guide planes each parallel to the sliding direction and a plurality of sliding contact surfaces parallel to the sliding direction. One of the pair of holding members is guided in the sliding direction by sliding the sliding contact surfaces thereof on the guide planes of the other holding member. The other holding member is guided in the sliding direction by sliding the sliding contact surfaces thereof on the guide planes of the one of the holding members. The pair of holding members are fixed to each other by a frictional force between the sliding contact surfaces and the guide planes in a state of holding the cable.

Abstract: An electrical collecting and distributing member holding structure is composed of a stator including a multiplicity of cores arranged annularly, windings wound around the multiplicity of cores respectively, and an insulator for electrical insulation between the cores and the windings, a plurality of annular electrical collecting and distributing members held around the stator to collect and distribute electric current to the windings, and a holding portion formed on the insulator. The plurality of electrical collecting and distributing members are being held in the holding portion.

Abstract: An electricity collection and distribution ring for collecting and distributing electricity from/to multi-phase windings includes a plurality of annular conductors respectively connected to the multi-phase windings according to the phases of electric current, and a plurality of fixing members for fixing the plurality of annular conductors to each other. The annular conductor includes a plurality of connecting portions connected to end portions of the windings at a plurality of positions in a circumferential direction. The fixing members are disposed between a pair of the plurality of connecting portions adjacent along a circumferential direction of the plurality of annular conductors.

Abstract: An electrical collecting and distributing member holding structure is composed of a stator including a multiplicity of cores arranged annularly, windings wound around the multiplicity of cores respectively, and an insulator for electrical insulation between the cores and the windings, a plurality of annular electrical collecting and distributing members held around the stator to collect and distribute electric current to the windings, and a holding portion formed on the insulator. The holding portion includes a plurality of recesses formed therein. The plurality of electrical collecting and distributing members are being held in the holding portion in such a manner as to be partially received in the plurality of recesses, respectively.

Abstract: A wire connection member for connecting a first wire to a second wire by crimping includes a partition for dividing a first housing space for housing tip portions of the first wire from a second housing space for housing a tip portion of the second wire, a first housing portion that, together with the partition, forms the first housing space, and a second housing portion that, together with the partition, forms the second housing space. The partition is arranged between the first and second housing portions.

Abstract: An electric motor includes a stator including multiple phase windings wound around a plurality of teeth arranged in a circular pattern, and an annular bus ring arranged concentrically with the stator to supply drive current to the windings. The bus ring includes a metal conductor and a lead-out wire inserting portion for inserting a lead-out wire of the winding therethrough, the lead-out wire inserting portion being formed by bending the metal conductor. The lead-out wire inserting portion is crimped with the lead-out wire inserted therethrough such that the metal conductor is electrically connected to the lead-out wire.

Abstract: An electrical collecting and distributing ring is composed of an annular bus ring including a plurality of terminals and a plurality of circular arc portions therebetween, respectively, and a holding member, which at least partially molds the bus ring. The plurality of terminals include respective one pair of extended portions formed with clamping portions, respectively, extending through the holding member and in a radial direction of the circular arc portions to clamp an end therebetween of a winding. The respective one pair of extended portions of the terminals include thin portions, respectively, formed thin in thickness in a circumferential direction of the circular arc portions, at least partially between the holding member and the clamping portions, respectively. The terminals and the ends of the winding are connected together by caulking the clamping portions with the ends of the winding clamped between the clamping portions, respectively.