Abstract: A compound represented by the following formula (1): One of R1 and R2 is a methyl group, and the other is an unsubstituted phenyl group, and R1 and R2 are not bonded to each other and therefore do not form a ring structure. One of R3 and R4 is a methyl group, and the other is an unsubstituted phenyl group, and R3 and R4 are not bonded to each other and therefore do not form a ring structure. R11 to R18, and R21 to R28 are hydrogen atoms, provided that, one selected from R11 to R18 is a single bond bonded to *a, and one selected from R21 to R28 is a single bond bonded to *b. L1 and L2 are each independently a single bond, or a substituted or unsubstituted phenylene group.

Abstract: A motor housing may include a cast body. The cast body may include a cylindrical portion. At least one machined surface may be disposed on at least one of (i) an inner peripheral surface of the cylindrical portion and (ii) an outer peripheral surface of the cylindrical portion. A back side of the at least one machined surface may be an exposed non-machined surface.

Abstract: [Problem to be Solved] High positional accuracy of connection terminals should be achieved in a bus bar unit for a motor. [Solution] A method for manufacturing a busbar unit (10) according to the present invention includes a step of molding a power connection terminal member (14) integrally with a resin plate (12) by insert molding, and a step of attaching the busbar to the power connection terminal member (14) so as to connect electrically each other. The power connection terminal member (14) has a power connection terminal (14a) for connecting to the motor control board, and an attachment portion (14b) for attaching to a bus bar electrically connected to the coils of the stator. The power connection terminal (14a) and the attachment portion (14b) protrude from the resin plate (12) individually. The attachment portion (14b) of the power connection terminal member (14) is welded to the attachment portion of the busbar.

Abstract: An organic electroluminescent element including, an anode, a cathode, and an organic layer disposed between the anode and the cathode and including a light emitting zone. The organic layer includes a first layer containing a first compound and a second layer containing a second compound. The first layer and the second layer are different layers.

Abstract: A cover body has: a plurality of divided cover portions arranged side by side in a Y axis direction; an elastic deformation portion extending between the divided cover portions adjacent to each other; a first connection portion provided in a first divided cover portion disposed at one end portion in the Y axis direction, the first connection portion being connected to the attachment-target member so as to be fixed in the Y axis direction; a second connection portion provided in a second divided cover portion disposed at the other end portion in the Y axis direction, the second connection portion being connected to the attachment-target member so as to be fixed in the Y axis direction; and a third connection portion disposed between the first connection portion and the second connection portion and connected to the attachment-target member so as to be slidable in the Y axis direction.

Abstract: A battery module includes: a stack including a plurality of battery cells arranged side by side in a first direction; and a cover member having an insulating property, the cover member being provided to cover the stack from a side opposite to the electrode terminal. The cover member includes a first drainage portion located at a center portion of the cover member in a second direction orthogonal to the first direction, and a second drainage portion located at each of both end portions of the cover member in the second direction.

Abstract: A battery module includes: a stack including a plurality of battery cells arranged side by side in a first direction. A reference plane for positioning the stack in a direction orthogonal to the first direction is provided. The cover member includes a biasing portion that biases the stack in a direction away from the cover member. The biasing portion biases the stack to press the stack against the reference plane.

Abstract: A battery module includes: a plurality of stacked battery cells; a first cover body and a second cover body provided to cover the plurality of battery cells in a direction orthogonal to a stacking direction of the battery cells; a pair of binding bars that restrain the plurality of battery cells in the stacking direction of the battery cells; and a retainer connected to each of the binding bars. The first cover body has a first overlapping portion. The second cover body has a second overlapping portion disposed between each of the battery cells and the first overlapping portion and overlapping with the first overlapping portion in a direction orthogonal to the stacking direction of the battery cells. The first cover body is disposed between each of the battery cells and the retainer in the direction orthogonal to the stacking direction of the battery cells.

Abstract: A recording apparatus includes a conveyance unit that conveys a recording medium in a first direction toward a recording head for ejecting a liquid, a tank including a containing chamber containing the liquid to be supplied to the recording head, and an injection port through which the liquid is injected into the containing chamber, the tank being disposed downstream of the conveyance unit in the first direction, a rotatable lever that holds a tank cap for closing the injection port, and a cover that rotates about a rotation shaft between an open position for exposing the lever and a closed position for covering the lever, the rotation shaft being disposed upstream of the conveyance unit in the first direction. The cover includes a sliding portion that is provided on a surface facing the lever and comes into contact with the lever while the cover is rotating toward the closed position.

Abstract: An engine malfunction determination system includes a vehicle engine, an engine sensor system, an engine control module and an electronic display device. The engine sensor system has at least one sensor configured to detect an operation condition of the vehicle engine. The engine control module is in electrical communication with the sensor system to receive a detection signal from the engine sensor system regarding the operation condition of the vehicle engine. The engine control module is programmed to determine an anomaly in the detection signal. The electronic display device is programmed to display an indication of engine malfunction when the engine control module determines that the anomaly in the detection signal exceeds a predetermined threshold.

Abstract: A liquid level detector includes: a float; an arm; a holder; a frame having a shaft; a detection part that is provided in the frame and detects a rotation angle of the holder; a ground terminal connected to the detection part; and a conductive part having a first end portion connected to the ground terminal and a second end portion positioned so as to be contactable with respect to the arm, and that is at least partially embedded in the frame, wherein the frame has a pair of first stoppers that come into contact with the distal end side of the arm from a position facing the shaft, thereby restricting a rotation range of the holder, and the second end portion is exposed toward a trajectory of the arm from each of a first stopper surface and a second stopper surface constituting the pair of first stoppers.

Abstract: A filament winding apparatus includes a rail extending in a first direction, a core material support device that supports a core material, and a winding device that winds a fiber bundle onto an outer peripheral surface of the core material, the winding device including: a guide unit having an opening through which the core material passes, and guiding the fiber bundle; and a main frame on which the guide unit is mounted; wherein the main frame is movable relative to the core material in the first direction, the main frame is movable in a second direction orthogonal to the first direction, and the main frame is rotatable around a first rotational axis extending in a third direction orthogonal to each of the first direction and the second direction.

Abstract: A recording apparatus includes a tank including a chamber configured to store liquid to be supplied to a recording head that ejects the liquid and a filling port from which the liquid is injected into the chamber, and an injection auxiliary member configured to assist injecting of the liquid into the chamber from the filling port, the injection auxiliary member including a first and a second flow channels each defined by a first or a second upper end portion that opens toward outside of the tank and a first or a second lower end portion that opens toward inside of the tank, wherein the second flow channel has an expansion portion arranged in a middle portion between the second upper end portion and the second lower end portion and configured to form a step to expand a cross-sectional area.

Abstract: A filament winding device includes a fiber bundle retainer that temporarily retains fiber bundles. The fiber bundle retainer includes: a reel member including an outer peripheral portion having pins movable in the axial direction relative to the fiber bundles supplied through fiber bundle guides and rotatable about the axis of the liner, the reel member capable of winding the fiber bundles onto the outer peripheral portion; a first cutting unit configured to cut a part of each of the fiber bundles in the circumferential direction, the part being between a part of the fiber bundle wound on the outer peripheral portion and a part of the fiber bundle wound on the liner; and a second cutting unit different from the first cutting unit and configured to cut a part of each of the fiber bundles in the axial direction, the part being wound on the outer peripheral portion.

Abstract: A cover member for a motor unit is disclosed. The cover member is interposed between a motor and a control substrate for controlling operation of the motor. The motor has a bus bar terminal electrically connected to a coil of a stator of the motor. The control substrate has a connection terminal that is fitted to the bus bar terminal and is made to electrically connect the control substrate to the stator. The cover member has a through hole, through which the bus bar terminal pierces, and an enclosing part for enclosing a fitting location for the bus bar terminal and the connection terminal, as seen in a piercing direction of the bus bar terminal.

Abstract: Provided are a compound that further improves the performance of an organic EL device, an organic electroluminescent device having further improved device performance, and an electronic device including the organic electroluminescent device. A compound represented by the following formula (1): wherein in the formula (1) and formulas (1-a) to (1-d), N*, *p, *q, *r, *s, Ar, **, and X are as defined in the description; an organic electroluminescent device including the compound; and an electronic device including the organic electroluminescent device.

Abstract: Provided are a compound that further improves the performance of an organic EL device, an organic electroluminescent device having further improved device performance, and an electronic device including the organic electroluminescent device. The compound is represented by the following formula (1): wherein each of the symbols in the formula (1) is defined in the description. The organic electroluminescent device includes the compound; and the electronic device includes the organic electroluminescent device.

Abstract: Provided are a compound that further improves the performance of an organic EL element, an organic electroluminescent element having further improved element performance, and an electronic device including the organic electroluminescent element. A compound represented by the following formula (1): wherein each of the symbols in the formula (1) is defined in the description; an organic electroluminescent element including the compound; and an electronic device including the organic electroluminescent element.

Abstract: A lens unit that fixes and holds a lens after the lens is moved and adjusted in parallel with a receiving surface to position the lens in an optical axis direction includes a lens holder configured to hold the lens and including the receiving surface, a pressing member configured to be fixed to the lens holder, and an elastic member configured to press the lens against the lens holder and located between the pressing member and the lens, wherein the lens holder includes an opening through which a tool for moving and adjusting the lens in parallel with the receiving surface by pressing an outer peripheral surface of the lens is inserted, and wherein a position of the lens is fixed by the pressing member and the elastic member.

Abstract: A compound that further improves the capability of an organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device are provided. A compound represented by the following formula (1): wherein in the formulae (1) and (1-a) or (1-b), N*, Ar1, Ar2, L1, L2, L3, and R1 to R5 are defined in the description, and Ara represents the formula (1-a) or (1-b), an organic electroluminescent device including the compound, and an electronic device including the organic electroluminescent device.