Abstract: A power storage device includes a cell assembly including a plurality of power storage cells arranged in an X direction and a connection portion electrically connecting the power storage cells adjacent to each other in the X direction. A bent portion is provided between the power storage cells electrically connected by the connection portion.

Abstract: A battery includes: a cell array including a plurality of cells, and a connection part that provides an electric connection between adjacent ones of the cells; and a case housing the cell array. The case includes a case body that the cell array is sandwiched and held in. In a cross-section of the case body, an opening portion that opens in a predefined direction (?Z-direction) is provided.

Abstract: A power storage device includes a first cell connected body and a second cell connected body electrically connected to each other. The first cell connected body includes a plurality of first power storage cells and a first connection portion that electrically connects the first power storage cells to each other. The second cell connected body includes a plurality of second power storage cells and a second connection portion that electrically connects the second power storage cells to each other. The power storage device further includes a holding member that holds the first power storage cell and the second power storage cell that are opposed to each other. At least a portion of the holding member is located between the first power storage cell and the second power storage cell that are opposed to each other.

Abstract: An electricity accumulation apparatus includes: a cell joining body (cell module) including a plurality of electricity accumulation cells; and a case that houses the cell joining body. Hole portions (engagement portions) to and from which hooks are attachable and removable are provided in an end portion of the cell joining body in the X-direction (joining direction) (longitudinal direction).

Abstract: A power storage device includes a power storage module including a plurality of power storage cells, and a case that accommodates the power storage module. Outer surfaces of the case are respectively provided with depressed portions, which indicate cut portions of the case to be cut when the power storage device is disassembled.

Abstract: A power storage device configured to store electric power includes a casing, one or more cell connected bodies, and a base member on which the one or more cell connected bodies are carried. Each of the one or more cell connected bodies includes a plurality of power storage cells and a connection portion that electrically connects the power storage cells to each other. The one or more cell connected bodies and the base member are accommodated in the casing.

Abstract: A power storage device includes a casing and a cell connected body accommodated in the casing. The cell connected body includes a plurality of power storage cells and a connection portion that electrically connects the power storage cells to each other. The power storage device further includes a holding member that holds at least one power storage cell, between an inner surface of the casing and the cell connected body.

Abstract: An electricity storage device (battery) includes a case. The case includes a hinge part that opens and closes the case. The case houses cell strings. The cell strings include a plurality of electricity storage cells (electricity storage cells in one cell string and electricity storage cells in the other cell string) and connection parts that electrically connect the electricity storage cells to one another (connection parts between the adjacent electricity storage cells in either of the cell strings).

Abstract: An electricity storage device (battery) includes a first cell string (cell string) and a second cell string (cell string). The first cell string and the second cell string each include a plurality of electricity storage cells that is arrayed in a coupling direction and connection parts that electrically connect the electricity storage cells to one another. The electricity storage device further includes wrapping members (members) that are inclined relative to the coupling direction at least at one part and that are wrapped around the electricity storage cells included in the first cell string and the electricity storage cells included in the second cell string.

Abstract: An electric storage device includes: a first case that houses a first cell group; and a second case that houses a second cell group. Each of the first cell group and the second cell group includes a plurality of electric storage cells that is connected in a first direction. The first case includes an opening portion at one end in a second direction orthogonal to the first direction. The first case and the second case are disposed such that the second case closes the opening portion of the first case.

Abstract: In the filtration treatment for removing fungal cells and suspended matters from a cellulase-containing culture liquid in a method for manufacturing cellulase, a mixture of an inorganic filter aid and a culture liquid of filamentous fungus is used as a filter aid to obtain cellulase with its enzymatic activity maintained at a high level.

Abstract: An absolute encoder includes: a scale including an optical pattern that includes code patterns for a plurality of cycles; an illumination unit that outputs light for illuminating the scale; a light detection unit that detects light from the scale; a section determination unit that determines, for a region of the optical pattern divided into a plurality of sections, the section to which a code string belongs; and an absolute position calculation unit that obtains an absolute position of the scale on the basis of the section determined and the code string. When N is the number of the cycles of the code patterns on the scale, in a case where N is equal to two, the number of the sections is three or more, and in a case where N is equal to three or more, the number of the sections is N or more.

Abstract: A rotation speed detector includes: a base material to be attached to a rotating body; a first magnetic pole having an arcuate strip shape and provided on the base material; a second magnetic pole having an arcuate strip shape and provided on the base material; and a power generation element including a magnetic wire configured to cause a large Barkhausen effect, and a pickup coil. The power generation element is arranged to face the first magnetic pole and the second magnetic pole so that a longitudinal direction of the magnetic wire is provided along a radial direction of the first magnetic pole and the second magnetic pole. A non-magnetic gap is provided between the first magnetic pole and the second magnetic pole.

Abstract: A rotation speed detector includes: a base material to be attached to a rotating body; a first magnetic pole having an arcuate strip shape and provided on the base material; a second magnetic pole having an arcuate strip shape and provided on the base material; and a power generation element including a magnetic wire configured to cause a large Barkhausen effect, and a pickup coil. The power generation element is arranged to face the first magnetic pole and the second magnetic pole so that a longitudinal direction of the magnetic wire is provided along a radial direction of the first magnetic pole and the second magnetic pole. A non-magnetic gap is provided between the first magnetic pole and the second magnetic pole.

Abstract: Provided are a composition for producing a porous film the composition enabling a decrease in a pore diameter of a produced porous film and improvement of a flow rate through the porous film, a method for producing a porous film, and a porous film. A composition for producing a porous film, the composition comprising at least one resin component (A) selected from a group consisting of polyamide acid, polyimide, a polyamide-imide precursor, polyamide-imide, and polyethersulfone, fine particles (B), and a solvent (S), the fine particles (B) comprising fine particles (B1) and fine particles (B2) having an average particle diameter larger than that of the fine particles (B1), the fine particles (B1) having an average particle diameter of smaller than 100 nm.

Abstract: The present disclosure includes: a magnetic member configured to cause a large Barkhausen effect; a power generation coil disposed so as to be wound around the magnetic member; and soft magnetic members formed at both end portions of the magnetic member so as to be in contact with the magnetic member and so as to press the magnetic member. Consequently, evenness of a magnetic flux density inside the magnetic member is increased, and the large Barkhausen effect is stably caused, whereby a highly stable power generation element is obtained.

Abstract: A power generation element includes a magnetic member that produces a large Barkhausen effect and magnetism collection members including an insertion part having the magnetic member inserted therethrough. The magnetism collection member includes a first component on an opposite side of a boundary plane to a magnetic field generation unit and a second component on the same side of the boundary plane as the magnetic field generation unit, the boundary plane passing through a center of an imaginary circle inscribed in the insertion part and having a diameter equal to a length of the insertion part in a third direction perpendicular to first and second directions, the first direction is a direction of the insertion of the magnetic member, and the second direction is a direction in which the magnetic field generation unit is disposed. A volume of the second component is larger than a volume of the first component.

Abstract: A power generation element includes a magnetic member that produces a large Barkhausen effect and magnetism collection members including an insertion part having the magnetic member inserted therethrough. The magnetism collection member includes a first component on an opposite side of a boundary plane to a magnetic field generation unit and a second component on the same side of the boundary plane as the magnetic field generation unit, the boundary plane passing through a center of an imaginary circle inscribed in the insertion part and having a diameter equal to a length of the insertion part in a third direction perpendicular to first and second directions, the first direction is a direction of the insertion of the magnetic member, and the second direction is a direction in which the magnetic field generation unit is disposed. A volume of the second component is larger than a volume of the first component.

Abstract: The present disclosure includes: a magnetic member configured to cause a large Barkhausen effect; a power generation coil disposed so as to be wound around the magnetic member; and soft magnetic members formed at both end portions of the magnetic member so as to be in contact with the magnetic member and so as to press the magnetic member. Consequently, evenness of a magnetic flux density inside the magnetic member is increased, and the large Barkhausen effect is stably caused, whereby a highly stable power generation element is obtained.

Abstract: The present invention provides: a gas separation method which is capable of desirably separating a slight amount of a component from a mixed gas under mild conditions such that the pressure difference between both sides of a gas separation membrane is 1 atmosphere or less; and a gas separation membrane which is suitable for use in this gas separation method. According to the present invention, in a gas separation method wherein a specific gas (A) in a mixed gas, which contains the specific gas (A) at a concentration of 1,000 ppm by mass or less, is selectively permeated with use of a gas separation membrane, an extremely thin gas separation membrane that has a film thickness of 1 ?m or less is used, so that the gas (A) is desirably separated under mild conditions such that the pressure difference between both sides of the gas separation membrane is 1 atmosphere or less.