Abstract: A method of producing an organic electroluminescent ink includes reducing ozone contained in an organic electroluminescent mixture comprising an organic electroluminescent material and a solvent.

Abstract: A rectangular secondary battery according to the present invention includes an electroconductive member, a first insulating member, a pressure-sensitive circuit breaker that includes an inversion plate and a positive electrode current collector. The electroconductive member has a first outer side surface and a second outer side surface that face away from each other. The first insulating member includes a pair of short side walls. One of the short side walls is located outside of the first outer side surface and presses the first outer side surface toward the second outer side surface. The other short side wall is located outside of the second outer side surface and presses the second outer side surface toward the first outer side surface.

Abstract: A prismatic secondary battery in which a deformation plate becoming deformed when a pressure inside the battery becomes equivalent to or higher than a predetermined value is disposed in a conductive path between a positive electrode plate and a positive electrode terminal. A positive electrode collector electrically connected to the positive electrode plate includes a collector body portion disposed on an electrode body side of the deformation plate, a collector connection that extends from an end of the collector body portion in a longitudinal direction of a sealing plate towards the sealing plate, and a lead portion that extends from the collector connection in the longitudinal direction of the sealing plate. A positive electrode tab portion is connected to the lead portion.

Abstract: In a prismatic sealed secondary battery provided with an outer can made of a metal, the ability of inserting the electrode assembly into the outer can is improved to restrain the displacement and damages of the insulation member when inserting the electrode assembly into the outer can. The prismatic sealed secondary battery of the present invention includes an insulation member having a bottomed box shape which is a shape obtained by eliminating the upper surface from the surfaces of a hexahedron having a cuboid form, wherein each width of at least a pair of side surfaces facing each other in the insulation member is smaller than the width of the electrode assembly facing the pair of side surfaces.

Abstract: A nonaqueous electrolyte secondary battery includes a positive electrode plate including a positive electrode core and a positive electrode mixture layer formed thereon; a negative electrode plate including a negative electrode core and a negative electrode mixture layer formed thereon; a wound electrode assembly in which the positive electrode plate and the negative electrode plate are wound with a separator therebetween so as to be insulated from each other; a nonaqueous electrolyte solution; a pressure-responsive current interruption mechanism electrically connected to at least one of the positive electrode plate and the negative electrode plate; and an outer casing. Excess electrolyte solution is present outside the electrode assembly in the outer casing. The liquid level of the excess electrolyte solution is at such a height that the excess electrolyte solution does not come into contact with a component of the current interruption mechanism when the outer casing is placed horizontally.

Abstract: A prismatic secondary battery of one configuration has a current disconnection mechanism, and a distance from a first conductive member to a second conductive member along a surface of a first insulation member and passing an outer periphery of the first insulation member is greater than or equal to 2.4 mm. At least one of the first insulation member and a second insulation member is formed from a material having a weight reduction percentage of 100% in thermo gravimetric measurement under conditions of a measurement temperature of 25° C.-600° C., a temperature increase rate of 5° C.±0.5° C./min, a measurement atmosphere of inert gas flow, and an amount of measurement sample of 10 mg±5 mg.

Abstract: Conveying equipment with utilization of a conveying traveling body includes a conveying traveling body which includes a plurality of trolleys in a traveling direction and a load bar connecting these trolleys and a friction drive section which is provided in the traveling path of the conveying traveling body. The load bar is provided immediately below a pair of left and right guide rails for supporting and guiding the conveying traveling body, and a friction drive wheel which is pressure-contacted with a side surface of the load bar to propel the conveying traveling body in the friction drive section is arranged below the guide rails.

Abstract: The positive electrode substrate exposed portions or the negative electrode substrate exposed portions, or both, of an electrode assembly is split into two groups, and therebetween is disposed an intermediate member made of a resin material and holding one or more connecting conductive members. Collector members for the substrate exposed portions split into two groups is electrically joined by a resistance welding method to the substrate exposed portions split into two groups, together with the connecting conductive member(s) of the intermediate member. The resin material portion of the intermediate member protrudes, in the extension direction of the substrate exposed portions split into two groups, beyond the ends of the substrate exposed portions split into two groups and the ends of the collector member to a prismatic outer can. This structure enables enhanced resistance between the substrate exposed portions and the collector member and curbs variation in the welding strength.

Abstract: According to one embodiment, a solution for organic EL contains a mixed solvent of two or more kinds of organic solvents which contain at least a first organic solvent and a second organic solvent, and an organic EL contributing material dissolved into the mixed solvent. The coordinates (HSP coordinates) specified by Hansen solubility parameters of the first organic solvent are Hd in a range of 17.5 to 19.5 (J/cm3)1/2, Hp in a range of 3.5 to 5.5 (J/cm3)1/2 and Hh in a range of 3.5 to 5.5 (J/cm3)1/2. The HSP coordinates of the second organic solvent are Hd in a range of 17.5 to 19.5 (J/cm3)1/2, Hp in a range of 0 to 2.0 (J/cm3)1/2, and Hh in a range of 0.5 to 2.5 (J/cm3)1/2.

Abstract: According to one embodiment, an ink for organic EL includes an organic EL contributing material and an organic solvent. A relative energy difference RED based on Hansen solubility parameters which attribute to the organic EL contributing material and the organic solvent, respectively, is less than 0.5.

Abstract: A prismatic secondary battery in which a deformation plate becoming deformed when a pressure inside the battery becomes equivalent to or higher than a predetermined value is disposed in a conductive path between a positive electrode plate and a positive electrode terminal, a positive electrode collector connected to the positive electrode plate includes a collector body portion, a collector connection, and a lead portion, the end portion of the lead portion on one end portion side of the sealing plate in the longitudinal direction is positioned on the one end portion side of the sealing plate in the longitudinal direction with respect to an end portion of the collector body portion on the one end portion side of the sealing plate in the longitudinal direction, the collector body portion is connected to the deformation plate, and the lead portion is connected to a positive lead portion.

Abstract: The positive electrode substrate exposed portions or the negative electrode substrate exposed portions, or both, of an electrode assembly is split into two groups, and therebetween is disposed an intermediate member made of a resin material and holding one or more connecting conductive members. Collector members for the substrate exposed portions split into two groups is electrically joined by a resistance welding method to the substrate exposed portions split into two groups, together with the connecting conductive member(s) of the intermediate member. The resin material portion of the intermediate member protrudes, in the extension direction of the substrate exposed portions split into two groups, beyond the ends of the substrate exposed portions split into two groups and the ends of the collector member to a prismatic outer can. This structure enables enhanced resistance between the substrate exposed portions and the collector member and curbs variation in the welding strength.

Abstract: In a shape measuring apparatus for measuring the roughness and/or contour of a surface of a workpiece by sliding a sensing pin on a tip end side of an arm on the workpiece, the arm is provided with an engagement mechanism that makes a sensing pin side of the arm removable to a base end side of the arm. The engagement mechanism has two engagement surfaces which face each other and attract each other by a magnetic force. One of the engagement surfaces includes a linear first groove that is in parallel to an axis of the arm and another engagement part that is different from the first groove, and the other of the engagement surfaces includes a first fitting pin that is positioned to be fitted into the first groove and a second fitting pin that is fitted into the other engagement part.

Abstract: Conveying equipment with utilization of a conveying traveling body includes a conveying traveling body which includes a plurality of trolleys in a traveling direction and a load bar connecting these trolleys and a friction drive section which is provided in the traveling path of the conveying traveling body. The load bar is provided immediately below a pair of left and right guide rails for supporting and guiding the conveying traveling body, and a friction drive wheel which is pressure-contacted with a side surface of the load bar to propel the conveying traveling body in the friction drive section is arranged below the guide rails.

Abstract: A secondary battery includes an electrode assembly including first and second electrodes, an outer body having an opening and housing the electrode assembly, a conductive sealing plate sealing the opening, and a deformable member. The sealing plate has a first through-hole. The deformable member seals the first through-hole. When the opening of the outer body faces upward, a second electrode connecting member electrically connected to the second electrode is above the deformable member. A conductive conducting member is disposed between the second electrode connecting member and the deformable member. The diameter of the conducting member is larger than the diameter of the first through-hole. When the pressure inside the outer body becomes equal to or higher than a predetermined value, the deformable member is deformed and brings the conducting member into contact with the second electrode connecting member and electrically connects the sealing plate and the second electrode connecting member.

Abstract: A prismatic secondary battery includes a prismatic hollow outer body having a mouth and a bottom; a flat electrode assembly, a positive electrode collector, a negative electrode collector, and an electrolyte, all of which are stored in the prismatic outer body; a sealing plate sealing up the mouth of the prismatic outer body; and a positive electrode terminal attached to the sealing plate in an electrically insulated manner. The sealing plate includes a gas release valve and an electrolyte pour hole and further includes, on the front face, a concaved flat face having an identification code. With the prismatic secondary battery of the invention, a jig for assembly or the like is unlikely to come into contact with the identification code during an assembly process of the prismatic secondary battery, hence the identification code is unlikely to be abraded, and the traceability is unlikely to be lost.

Abstract: A secondary battery includes an electrode body including a positive-electrode sheet and a negative-electrode sheet, an exterior body having an opening and accommodating the electrode body, a sealing body sealing the opening, a terminal electrically connected to the positive-electrode sheet and extending through a through-hole formed in the sealing body, and a conductive member connected to the terminal outside the sealing body. The conductive member includes a fuse. The fuse is covered by a cover. An insulating member is disposed between the conductive member including the fuse and the sealing body.

Abstract: A sealing plate for a prismatic secondary battery includes a pair of mouths for attaching a negative and positive electrode terminals, one mouth being formed near one end in a longitudinal direction of the sealing plate, and the other mouth being formed near the other end, coining areas used for positioning of an insulating member and formed around the pair of mouths on a front face of the sealing plate, a gas release valve and an electrolyte pour hole formed between the pair of mouths, and grooves formed between the respective coining areas and the long side edge of the sealing plate. The groove has a smaller depth near the gas release valve than the depth near the coining area. Even when the sealing plate is produced through forging, the front face has good flatness and the coining areas are unlikely to have a sink mark or a shear drop.

Abstract: In a shape measuring apparatus for measuring the roughness and/or contour of a surface of a workpiece by sliding a sensing pin on a tip end side of an arm on the workpiece, the arm is provided with an engagement mechanism that makes a sensing pin side of the arm removable to a base end side of the arm. The engagement mechanism has two engagement surfaces which face each other and attract each other by a magnetic force. One of the engagement surfaces includes a linear first groove that is in parallel to an axis of the arm and another engagement part that is different from the first groove, and the other of the engagement surfaces includes a first fitting pin that is positioned to be fitted into the first groove and a second fitting pin that is fitted into the other engagement part.

Abstract: A lubrication control device of in-wheel motor units for a vehicle which is used in an in-wheel motor drive vehicle which can run by driving at least a pair of left and right wheels by the respective in-wheel motor units, the lubrication control device being arranged to lubricate insides of the pair of left and right in-wheel motor units, by an oil pumped from lower portions within cases of the in-wheel motor units by respective oil pumps, the lubrication control device includes: an oil pump drive control section configured to control and drive the oil pumps so that oil levels of the lower portions within the cases of the left and right in-wheel motor units are the same by oil pumping amounts from the oil pumps.