Abstract: A sliding device that slidably supports a seat body of a vehicle seat is provided. The sliding device includes: a fixed rail; a movable rail; a locking member displaceable between a locking position and an unlocking position, a sliding movement of the movable rail being restricted in the locking position, and restriction of the sliding movement being released in the unlocking position; a retention spring configured to apply to the locking member a retaining force to retain the locking member in the locking position; a release lever configured to displace the locking member to the unlocking position; a return spring configured to apply to the release lever an elastic force to return the release lever to its initial position; and a restrictor configured to restrict a displacement of the release lever.

Abstract: A wireless communication system, a repeater, and a wireless communication method capable of transmitting a message to another user in a specific area selected by a user are provided. The wireless communication system includes a plurality of wireless communication terminals and the repeater. The wireless communication terminal acquires an operation of a user, and transmits a message and direction information. The repeater determines a communication area based on the received information, and transmits a message to another wireless communication terminal worn by a user in the communication area.

Abstract: A seat sliding device includes: a lower rail; an upper rail; a lock member; a spring member; and an operation lever, the first fixing portion of the spring member which has a ring shape having an outside diameter greater than a width between the pair of the side walls of the upper rail, which has a spring force in a diameter increasing direction between the pair of the side walls of the upper rail, and which includes a first mounting portion and a second mounting portion that are configured to be mounted and fixed, respectively, in the first hole portion and the second hole portion by the spring force.

Abstract: An object to be achieved by the present invention is to provide a culture method for cells, which makes it possible to suppress oxygen deficiency of cells in a case where the cell is cultured at a high density, and a production method for a useful substance using the culture method for cells. According to the present invention, there is provided a culture method for cells, in which a relationship between a stirring power P/V per unit volume, a dissolved oxygen concentration CL0, and a viable cell density VCD satisfies a condition of Expression 1, in cell culture in which the viable cell density is 60×106 cells/mL or more. 0.0059×exp[0.0243×(P/V)]×CL0/VCD?1.10×10?17 ??Expression 1: In the expression, L0 indicates a dissolved oxygen concentration [mol/mL]; VCD indicates a viable cell density [cells/mL]; and P/V indicates a stirring power [W/m3] per unit volume, which is defined by a predetermined expression.

Abstract: The present disclosure discloses one example of a one-way coupling that eliminates the need for a component corresponding to a guide piece. The one-way coupling of the present discloser includes an input shaft and an output shaft, and is configured to transmit a drive force from the input shaft to the output shaft, and inhibit the drive force inputted to the output shaft from being transmitted to the input shaft. The one-way coupling includes: a transmitter; an immovable ring; a pressure-contact cam; a first wedge member displaceable between a locked position and an unlocked position, and receiving a pressing force from the pressure-contact cam when the drive force is inputted to the input shaft, and thereby the first wedge member is displaced to the locked position; and a first holder holding an arrangement of the first wedge member when the drive force is inputted to the output shaft.

Abstract: The present disclosure discloses one example of a one-way coupling that eliminates the need for a component corresponding to a guide piece. The one-way coupling of the present discloser includes an input shaft and an output shaft, and is configured to transmit a drive force from the input shaft to the output shaft, and inhibit the drive force inputted to the output shaft from being transmitted to the input shaft. The one-way coupling includes: a transmitter; an immovable ring; a pressure-contact cam; a first wedge member displaceable between a locked position and an unlocked position, and receiving a pressing force from the pressure-contact cam when the drive force is inputted to the input shaft, and thereby the first wedge member is displaced to the locked position; and a first holder holding an arrangement of the first wedge member when the drive force is inputted to the output shaft.

Abstract: A cell culture device (1) includes: a culture vessel (10 ) that accommodates a cell suspension containing cells and a culture medium; and a stirring device (30) that is provided at a bottom part of the culture vessel (10) to stir the cell suspension accommodated in the culture vessel (10). The stirring device (30) has a shaft part (32), and a rotating part (33) rotatable with the shaft part (32) as a rotation axis. The rotating part (33) has a hole part (36) into which the shaft part (32) is inserted, and a gap (37) of 100 ?m or more is secured between an interior wall demarcating the hole part (36) and the shaft part (32). A closing part (38) that closes an end part of the gap (37) in an axial direction of the rotation axis is provided.

Abstract: A seat sliding device includes: a lower rail; an upper rail; a lock member; a spring member; and an operation lever, the first fixing portion of the spring member which has a ring shape having an outside diameter greater than a width between the pair of the side walls of the upper rail, which has a spring force in a diameter increasing direction between the pair of the side walls of the upper rail, and which includes a first mounting portion and a second mounting portion that are configured to be mounted and fixed, respectively, in the first hole portion and the second hole portion by the spring force.

Abstract: A sliding device that slidably supports a seat body of a vehicle seat is provided. The sliding device includes: a fixed rail; a movable rail; a locking member displaceable between a locking position and an unlocking position, a sliding movement of the movable rail being restricted in the locking position, and restriction of the sliding movement being released in the unlocking position; a retention spring configured to apply to the locking member a retaining force to retain the locking member in the locking position; a release lever configured to displace the locking member to the unlocking position; a return spring configured to apply to the release lever an elastic force to return the release lever to its initial position; and a restrictor configured to restrict a displacement of the release lever.

Abstract: A sliding device includes a fixed rail, a movable rail, a lock plate, a spring member, and a first stopper and a second stopper provided on the lock plate. The lock plate is held by the movable rail, and is displaceable between a locking position where the lock plate engages with the fixed rail and a non-locking position where the engagement is released. The spring member can exert an elastic force to maintain the lock plate in the locking position. The first stopper locks and fixes a first end of the lock plate to the spring member. The second stopper locks and fixes a second end of the lock plate to the spring member.

Abstract: A sliding device includes a fixed rail, a movable rail, a lock plate, and a spring member. A seat body is fixed to the movable rail, and the movable rail is slidable relative to the fixed rail. The lock plate is held by the movable rail, and is displaceable between a locking position where the lock plate engages with the fixed rail and restricts slide of the movable rail and a non-locking position where the restriction is released. The spring member exerts an elastic force to maintain the lock plate in the locking position.

Abstract: A sliding device includes a fixed rail, a movable rail, a lock plate, a spring member, and a fixing structure. The lock plate is displaced between a locking position where the lock plate engages with the fixed rail and restricts slide of the movable rail and a non-locking position where the restriction of slide is released. The spring member exerts an elastic force to maintain the lock plate in the locking position. The fixing structure includes a tapered portion of the spring member and a press spring portion that presses the tapered portion toward a hole of the movable rail.

Abstract: Provide are a cell culture method which includes using a culture vessel which contains a cell suspension containing cells and discharging a gas including 30% by volume or more of oxygen into the cell suspension from a sparger disposed in the culture vessel to culture the cells, in which an average hole diameter in a gas discharge portion in the sparger is 1 ?m or more and 300 ?m or less, and a surface area A (m2) in the gas discharge portion in the sparger, a volume X (m3) of the cell suspension in the culture vessel, and a flow rate Q (m3/min) of the gas that is discharged from the sparger satisfy a specific relationship, a product producing method including the cell culture method, and a cell culture device that enables the cell culture method.

Abstract: A sliding device includes a fixed rail, a movable rail, a lock plate, a spring member, and a first stopper and a second stopper provided on the lock plate. The lock plate is held by the movable rail, and is displaceable between a locking position where the lock plate engages with the fixed rail and a non-locking position where the engagement is released. The spring member can exert an elastic force to maintain the lock plate in the locking position. The first stopper locks and fixes a first end of the lock plate to the spring member. The second stopper locks and fixes a second end of the lock plate to the spring member.

Abstract: A sliding device includes a fixed rail, a movable rail, a lock plate, and a spring member. A seat body is fixed to the movable rail, and the movable rail is slidable relative to the fixed rail. The lock plate is held by the movable rail, and is displaceable between a locking position where the lock plate engages with the fixed rail and restricts slide of the movable rail and a non-locking position where the restriction is released. The spring member exerts an elastic force to maintain the lock plate in the locking position.

Abstract: A sliding device includes a fixed rail, a movable rail, a lock plate, a spring member, and a fixing structure. The lock plate is displaced between a locking position where the lock plate engages with the fixed rail and restricts slide of the movable rail and a non-locking position where the restriction of slide is released. The spring member exerts an elastic force to maintain the lock plate in the locking position. The fixing structure includes a tapered portion of the spring member and a press spring portion that presses the tapered portion toward a hole of the movable rail.

Abstract: A releasing lever for a sliding device in one aspect of the present disclosure is used for the sliding device including a movable rail and a fixed rail. The releasing lever includes a first protrusion and a second protrusion. The first protrusion is formed in an intermediate portion of the releasing lever and protrudes in an abutting direction on a first end of the intermediate portion. The second protrusion is formed in a position offset from the first protrusion toward a second end of the intermediate portion, and protrudes in the abutting direction. The first protrusion and the second protrusion contact an inside wall surface of the movable rail at least when the releasing lever pivots.

Abstract: Provided is a seat sliding device. The seat sliding device comprises a fixed-side rail, a movable-side rail, a lock portion, an elastically deforming portion, and a releasing member. The lock portion is displaceable between a restraint position and a release position. The elastically deforming portion comprises: a linear portion that is an elastically deformable portion extending in a direction approximately parallel to a longitudinal direction of the movable-side rail; and an engaging portion protruding from an extending-direction leading end portion of the linear portion in a direction approximately perpendicular to an extending direction of the linear portion. The releasing member comprises: a first engaged surface that is contactable with the engaging portion from one end side in the extending direction; and a second engaged surface that is contactable with the engaging portion from the other end side in the extending-direction.

Abstract: Provided is a sliding device that allows two release levers to operate in a synchronous manner. The sliding device includes a lock portion that is displaceable between a locking position and a non-locking position; a release lever configured to be displaced by an operating force; an operation portion provided at a first end of the release lever in an extending direction thereof to receive the operating force; an action portion provided at a second end of the release lever in the extending direction thereof to transmit the operating force to the lock portion via the release lever; and an operating lever provided to the movable rail and displaceable between an operating position to apply the operating force to the operation portion and a non-operating position to apply no operating force to the operation portion.

Abstract: Provided is a seat sliding device. The seat sliding device comprises a fixed-side rail, a movable-side rail, a lock portion, an elastically deforming portion, and a releasing member. The lock portion is displaceable between a restraint position and a release position. The elastically deforming portion comprises: a linear portion that is an elastically deformable portion extending in a direction approximately parallel to a longitudinal direction of the movable-side rail; and an engaging portion protruding from an extending-direction leading end portion of the linear portion in a direction approximately perpendicular to an extending direction of the linear portion. The releasing member comprises: a first engaged surface that is contactable with the engaging portion from one end side in the extending direction; and a second engaged surface that is contactable with the engaging portion from the other end side in the extending-direction.