Abstract: A positive electrode includes at least a positive electrode current collector and a positive electrode active material layer. The positive electrode active material layer is formed on a surface of the positive electrode current collector. The positive electrode current collector includes an aluminum foil and a porous film. The porous film covers a surface of the aluminum foil. The porous film contains at least aluminum oxide. The porous film has a thickness not smaller than 10 nm and not greater than 800 nm. The porous film has a dynamic hardness not lower than 5 and not higher than 200.

Abstract: Movement and/or urging of a developer carrying member is carried out with high precision. A cartridge that is mountable to an apparatus main assembly of an image forming apparatus, the cartridge includes a developing roller; a frame supporting the developing roller; a movable part movably supported by the frame and movable to a first position and to a second position relative to the frame; and an elastic part provided between the frame and the movable part to urge the movable part. The movable part includes a first force receiving part that receives force from the apparatus main assembly, in a direction of moving from the first position to the second position, and a second force receiving part that receives force from the apparatus main assembly, in a direction of moving from the second position to the first position.

Abstract: A filter includes a series-arm resonator located on a path that connects an input/output terminal (11m) with an input/output terminal (11n), and a first parallel-arm resonant circuit connected between a node, which is located on the path, and ground. The first parallel-arm resonant circuit includes a parallel-arm resonator, and a pair of a capacitor and a switch connected in parallel with each other and in series with the parallel-arm resonator between the parallel-arm resonator and ground. An interconnect line (a1) is connected to the input/output terminal (11m), and an interconnect line (a2) is connected to the input/output terminal. The parallel-arm resonator and the switch are connected by an interconnect line (a3). The interconnect line (a3) has a characteristic impedance lower than a characteristic impedance of the interconnect line (a1) or a characteristic impedance of the interconnect line (a2).

Abstract: A cartridge detachably attachable to a main body of an image forming apparatus, the main body including: a fixing portion that includes a heating rotation member; and a mounting portion on which the cartridge is mounted, the fixing portion including a fixing shutter movable between a first position where a part of the heating rotation member is covered and a second position where the part of the heating rotation member is exposed, the fixing shutter including a force receiving portion that receives a force for causing the fixing shutter to move from the first position to the second position, the cartridge including a photosensitive member, a frame that supports the photosensitive member, and a pressing portion that presses the force receiving portion of the fixing shutter while the cartridge is being mounted on the mounting portion.

Abstract: An ozone generator and an internal combustion engine with the ozone generator that can raise ozone additive rate of whole intake air, while suppressing pressure loss in the intake pipe from increasing. The internal combustion engine with an ozone generator includes a tubular intake pipe, through an inner region of which air flows, an ozone generator having an electrode plate that makes ozone and is disposed in the inner region or in the intake pipe, and a limiter that limits the flow of air in the inner region of the intake pipe; the electrode plate has a planar dielectric and high-voltage-side and low-voltage-side electrodes adhered and fixed to the dielectric and is formed in a shape of a plate extending in a direction in which air flows.

Abstract: Provided are a connector member and a connector that are easy to assemble and capable of adjusting of misalignment or inclination of a fitting axis. In the connector, a first connector member having a first housing is fitted with a second connector member having a second housing and a supporting member that supports the second housing. The first housing is formed with a guide pin, the second housing is formed with a guide-pin guiding part, and the guide-pin guiding part is formed with a guide hole that guides the guide pin. The second housing has a pair of elastic supporting members formed at opposed positions on the supporting member side. When the guide pin is inserted into the guide hole, the guide pin presses the guide hole, the elastic supporting members are elastically deformed, and the second housing is moved, enabling the fitting.

Abstract: Provided are a connector member and a connector that suppress breakage due to butting, pressing in a fitting direction. In the connector, a first connector member having a first housing is fitted with a second connector member having a second housing and a supporting member having a cylindrical shape that supports the second housing. The second housing has a pair of shaft pins formed at positions opposed to each other on the supporting member side. The supporting member has a support claw including a pair of claw pieces that are elastically deformable and hold each of the shaft pins. After the first connector member and the second connector member are fitted together, when a pressure is applied thereto in a fitting direction, the shaft pins are moved to cause the claw pieces of the support claw to elastically deform, causing the shaft pins to detach from the support claw.

Abstract: A developing device includes a developer bearing member, a developer container, a regulating blade including a plate-like elastic portion, and an elastic seal sealing, and a pressing member pressing the elastic seal, wherein the plate-like elastic portion includes a metal plate, a second projection projecting from a second surface of the metal plate facing the developer bearing member, and a first projection projecting from a first surface opposite to the second surface of the metal plate, and wherein a projecting amount of the first projection is greater than a projecting amount of the second projection, wherein a top surface of the second projection contacts the surface of the developer bearing member, and an end surface of the first projection contacts an end surface of the elastic seal in the rotation axis direction.

Abstract: A battery holder includes a first base, a first holding portion and a second holding portion. The first base is opposed to a first end of the battery unit in the state in which the battery unit is located at a first holding position. The first holding portion is movably arranged on the first base between a first position, where the first holding portion contacts a held portion of the battery unit to hold the battery unit at the first holding position, and a second position, where the first holding portion is separated from the held portion. The second holding portion is arranged on the first base at a downstream side of the first holding portion in a removal direction of the battery unit from the battery holder to hold the battery unit at a second holding position that is located at a downstream side of the first holding position.

Abstract: Movement and/or urging of a developer carrying memer is carried out with high precision. A cartridge that is mountable to an apparatus main assembly of an image forming apparatus, the cartridge includes a developing roller; a frame supporting the developing roller; a movable part movably supported by the frame and movable to a first position and to a second position relative to the frame; and an elastic part provided between the frame and the movable part to urge the movable part. The movable part includes a first force receiving part that receives force from the apparatus main assembly, in a direction of moving from the first position to the second position, and a second force receiving part that receives force from the apparatus main assembly, in a direction of moving from the second position to the first position.

Abstract: An ozone generator and an internal combustion engine with the ozone generator that can raise ozone additive rate of whole intake air, while suppressing pressure loss in the intake pipe from increasing. The internal combustion engine with an ozone generator includes a tubular intake pipe, through an inner region of which air flows, an ozone generator having an electrode plate that makes ozone and is disposed in the inner region or in the intake pipe, and a limiter that limits the flow of air in the inner region of the intake pipe; the electrode plate has a planar dielectric and high-voltage-side and low-voltage-side electrodes adhered and fixed to the dielectric and is formed in a shape of a plate extending in a direction in which air flows.

Abstract: Provided are a connector member and a connector that are easy to assemble and capable of adjusting of misalignment or inclination of a fitting axis. In the connector, a first connector member having a first housing is fitted with a second connector member having a second housing and a supporting member supporting the second housing. The first housing includes a guide pin, the second housing includes a guide-pin guiding part, and the guide-pin guiding part includes a guide hole. The second housing has a pair of shaft pins. The supporting member has a support claw for holding each of the shaft pins. When the guide pin is inserted into the guide hole, the guide pin presses the guide hole to cause the shaft pin to move with the shaft pins being held by the support claw, thereby the second housing being moved, enabling the fitting.

Abstract: Provided are a connector member and a connector that suppress a half-fitted condition of the connector, movement of a slide member with an external force, and release of fitting. In a connector, a first connector member including a first housing provided with a locking projection is fitted with a second connector member including a slide member having a locking part and a second housing. An elastic member is provided between the second housing and the slide member; the slide member includes a movable piece that has a pressed part and a locking part; movement of the first housing causes the pressed part to be pressed by the locking projection; and after movement of the slide member in fitting direction, the movable piece rotates, the pressed part is separated from the locking projection, the slide member moves with an elastic force, and the locking part engages with the locking projection.

Abstract: Provided are a connector member and a connector that suppress a half-fitted condition of the connector, movement of a slide member with an external force, and release of fitting. In a connector, a first connector member including a first housing provided with a locking projection is fitted with a second connector member including a slide member having a locking part and a second housing. An elastic member is provided between the second housing and the slide member; the slide member includes a movable piece that has a pressed part and a locking part; movement of the first housing causes the pressed part to be pressed by the locking projection; and after movement of the slide member in fitting direction, the movable piece rotates, the pressed part is separated from the locking projection, the slide member moves with an elastic force, and the locking part engages with the locking projection.

Abstract: Provided are a connector member and a connector that are easy to assemble and capable of adjusting of misalignment or inclination of a fitting axis. In the connector, a first connector member having a first housing is fitted with a second connector member having a second housing and a supporting member supporting the second housing. The first housing includes a guide pin, the second housing includes a guide-pin guiding part, and the guide-pin guiding part includes a guide hole. The second housing has a pair of shaft pins. The supporting member has a support claw for holding each of the shaft pins. When the guide pin is inserted into the guide hole, the guide pin presses the guide hole to cause the shaft pin to move with the shaft pins being held by the support claw, thereby the second housing being moved, enabling the fitting.

Abstract: Provided are a connector member and a connector that are easy to assemble and capable of adjusting of misalignment or inclination of a fitting axis. In the connector, a first connector member having a first housing is fitted with a second connector member having a second housing and a supporting member that supports the second housing. The first housing is formed with a guide pin, the second housing is formed with a guide-pin guiding part, and the guide-pin guiding part is formed with a guide hole that guides the guide pin. The second housing has a pair of elastic supporting members formed at opposed positions on the supporting member side. When the guide pin is inserted into the guide hole, the guide pin presses the guide hole, the elastic supporting members are elastically deformed, and the second housing is moved, enabling the fitting.

Abstract: Provided are a connector member and a connector that suppress breakage due to butting, pressing in a fitting direction. In the connector, a first connector member having a first housing is fitted with a second connector member having a second housing and a supporting member having a cylindrical shape that supports the second housing. The second housing has a pair of shaft pins formed at positions opposed to each other on the supporting member side. The supporting member has a support claw including a pair of claw pieces that are elastically deformable and hold each of the shaft pins. After the first connector member and the second connector member are fitted together, when a pressure is applied thereto in a fitting direction, the shaft pins are moved to cause the claw pieces of the support claw to elastically deform, causing the shaft pins to detach from the support claw.

Abstract: A battery holder includes a first base, a first restriction portion and a holding portion. The first base is opposed to one end of a battery unit in a first direction in the state in which the battery unit is located at a holding position. The first restriction portion is configured to restrict relative movement of the battery unit and the first base in the first direction. The holding portion is movable to a first position, at which the battery unit contacts a held portion of the battery unit, and a second position, at which the holding portion is separated from the held portion.

Abstract: A battery holder includes a first base, a first holding portion and a second holding portion. The first base is opposed to a first end of the battery unit in the state in which the battery unit is located at a first holding position. The first holding portion is movably arranged on the first base between a first position, where the first holding portion contacts a held portion of the battery unit to hold the battery unit at the first holding position, and a second position, where the first holding portion is separated from the held portion. The second holding portion is arranged on the first base at a downstream side of the first holding portion in a removal direction of the battery unit from the battery holder to hold the battery unit at a second holding position that is located at a downstream side of the first holding position.