Abstract: A utility vehicle includes: an engine; a drive wheel; a power transmission path between the engine and the drive wheel; a clutch that is provided in the power transmission path and configured to disconnect power transmission when an engine rotational speed is lower than an engage rotational speed; an engine rotational speed sensor configured to sense the engine rotational speed; and a controller configured to control an operation of the engine, the controller including an engine brake necessity determination circuitry configured to determine necessity of engine braking, and an engine rotational speed control circuitry configured to control the engine rotational speed, and when the engine brake necessity determination circuitry determines that engine braking is necessary, the engine rotational speed control circuitry is configured to perform automatic engine brake control that increases the engine rotational speed so as to be equal to or higher than the engage rotational speed.

Abstract: A rough terrain vehicle includes: a vehicle body; a state detector mounted on the vehicle body and configured to detect a state of the vehicle; a control target mounted on the vehicle body and operable during driving of the vehicle; an estimator mounted on the vehicle body and configured to estimate a margin for overturning of the vehicle or for load on the vehicle based on a result of detection by the state detector; and a controller mounted on the vehicle body and configured to, when the vehicle is traveling, control the control target to allow the margin estimated by the estimator to exceed a predetermined level.

Abstract: A vehicle door includes an inner panel, a power window that opens or closes a window opening formed at an upper portion of the inner panel, and an operation switch provided at the inner panel to open or close the power window. The operation switch is arranged at the periphery of the window opening at the inner panel.

Abstract: A door assembly includes a door that turns between a fully-closed position and a fully-open position to open or close a door opening, and hinges that support a front edge portion of the door and are provided such that the trajectory of the center of gravity of the door when the door turns from the fully-closed position to the fully-open position is curved upwardly in an up-down direction and the highest point of the trajectory is positioned between both ends of the trajectory.

Abstract: A door stopper includes a stopper provided at a first object that is one of a vehicle body or a door and a rod rotatably provided at a second object that is the other one of the vehicle body or the door. The rod has a first portion and a second portion bent from the first portion and rotatably supported by the second object. The first portion of the rod and the stopper move relative to each other according to opening or closing of the door. The first portion of the rod engages with the stopper when the door is opened to a predetermined degree of opening. The door stopper restricts the relative movement of the first portion and the stopper by engagement between the first portion and the stopper to limit the degree of opening of the door.

Abstract: A cathode-active material for a proton-conducting secondary battery, the cathode-active material being for use in a proton-conducting secondary battery, the cathode-active material comprising a compound that is a solid solution that has a composition containing Mn.

Abstract: There is provided a starter system including: a starter motor configured to start an engine rotationally; an electronic control unit configured to control the engine; a battery that supplies a current to the starter motor; a starter switch capable of supplying the current of the battery to the starter motor in response to an operation by a user; a first circuit that supplies a starter signal indicating that the starter switch is operated to the electronic control unit; and a second circuit that supplies a current necessary for driving to the electronic control unit. The electronic control unit starts a control operation of the engine when there are both of the starter signal input from the first circuit and the current input from the second circuit.

Abstract: A saddle-riding type vehicle includes a driver's seat on which an occupant taking a driving posture sits, a fuel tank disposed in front of the driver's seat and extending in a front-rear direction and a canister formed into a long-length shape that defines a longitudinal direction of the canister, fuel vapors generated in the fuel tank being brought into the canister and adsorbed and held by an adsorbent provided in the canister. The canister is disposed under the fuel tank with the longitudinal direction aligned with the front-rear direction and is entirely covered by the fuel tank in vehicle side view.

Abstract: A power unit includes at least one drive source that outputs rotational power to a drive target other than pumps; a first pump rotationally driven by the rotational power of the drive source; a second pump rotationally driven by the rotational power of the drive source, the second pump being different form the first pump; and a power transmission structure that transmits the rotational power of the drive source to the first and second pumps. The power transmission structure includes transmission components and transmits the rotational power to the first pump through one of the transmission components and to the second pump through another of the transmission components.

Abstract: Provided is a storage device storing a movement assistance program, the program being configured to cause a computer to implement the functions of: a terrain information acquisition instruction section that instructs a terrain information acquisition device mounted on a flying machine to acquire terrain information representing a terrain lying between a present location of a ground-moving machine and a destination; a zone classification section that makes a classification based on a predetermined movement permission condition and the terrain information to divide the terrain lying between the present location and the destination into a movement-permitted zone and a movement-prohibited zone; and an output section that outputs at least one selected from a movement route of the ground-moving machine, the movement-permitted zone, and the movement-prohibited zone, the movement route leading from the present location to the destination without passing through the movement-prohibited zone.

Abstract: A control device of a gear transmission-equipped vehicle includes a power controller that starts power reduction control when it is determined that a start condition is satisfied, the power reduction control being control of reducing power transmitted from a driving source to a gear transmission. The start condition includes: a condition that a detection value of a gear position sensor that detects a current gear position of the gear transmission falls within a transition region between engagement regions corresponding to respective gear positions; and a condition that a speed difference obtained by subtracting a rotational speed of an output shaft of the gear transmission from a rotational speed of an input shaft of the gear transmission is a threshold or more.

Abstract: An engine unit includes a cylinder, a crankshaft, a crankcase, a generator, a sensor, and a coolant passage. The crankshaft is connected to a piston in the cylinder. The crankcase accommodates the crankshaft therein. The generator includes a rotor that rotates together with the crankshaft and a stator facing the rotor. The generator generates electric power by rotation of the rotor. The sensor detects a rotation position of the rotor. The coolant passage includes an ejection port, guides a coolant to the ejection port, and ejects the coolant from the ejection port toward the sensor.

Abstract: Provided is a travel evaluation method of making an evaluation related to travel of a vehicle capable of traveling in a leaning position, the method including: obtaining a tire force which is an external force exerted on a wheel of the vehicle from a ground surface; and deriving an evaluation index related to travel of the vehicle. The evaluation index includes a positive evaluation index as a rating of a positive evaluation related to travel of the vehicle. In deriving the evaluation index, the positive evaluation index is set higher as the tire force increases, and the evaluation index is corrected based on an influential parameter other than the tire force.

Abstract: A motorcycle includes a branch frame, a hanging frame, a front cowl, and a radar device. The branch frame is located in front of a head pipe and supported by the head pipe. The hanging frame is connected to the branch frame and includes a plurality of extension portions extending downward from the branch frame and an attachment portion connecting at least two of the plurality of extension portions to each other. The front cowl is arranged at a front part of the motorcycle and protrudes forward. A recess is formed at a rear side of the front cowl. The radar device is supported by the attachment portion of the hanging frame and arranged in the recess in the front cowl.

Abstract: This state monitoring device configured to monitor a current state of a vehicle includes: a storage configured to have stored therein a load index which is an index indicating an accumulation degree of a load having occurred in the vehicle; and a calculation unit configured to receive detection values of a plurality of sensors mounted on the vehicle, and configured to perform a predetermined calculation. The calculation unit includes: a status specification section configured to, by using the detection values of the plurality of sensors, specify, out of a plurality of status categories determined in advance and each indicating a status of use regarding running of the vehicle, one or more of the status categories; and an index update section configured to, on the basis of each specified status category, update the load index stored in the storage.

Abstract: In a waterproof case, a contact surface of a specific member that is a case main body or a cover is a surface extending along a predetermined oblique direction inclined relative to a perpendicular plane orthogonal to a die pull-out direction. The specific member includes a circumferential projection that projects from the contact surface in the die pull-out direction, is arranged circumferentially along the contact surface, and presses a sealing member. The circumferential projection includes an outer peripheral side surface and an inner peripheral side surface. In the first region, the circumferential projection has a tapered section in which the outer peripheral side surface is inclined relative to the die pull-out direction. In the second region, the circumferential projection has a tapered section in which the inner peripheral side surface is inclined relative to the die pull-out direction.

Abstract: An engine according to the present disclosure includes: a crankcase which supports a crankshaft of the engine; a cylinder which is removably connected to the crankcase and protrudes from the crankcase in a cylinder axis direction; a cooling fan which is attached to the crankshaft and rotates in conjunction with the crankshaft; and a cover which guides cooling air generated by the cooling fan to an outer surface of the cylinder. The cover includes an opening part which allows a portion of the cooling air to flow toward an outer surface of the crankcase.

Abstract: A vehicle includes wheels, suspension links, a torsion bar, and electronically controlled dampers. The suspension links support the wheels. The torsion bar generates a force to resist a tilting of the vehicle in the body roll direction. The electronic control dampers connect the torsion bar to the suspension links. At least a portion of each suspension links is located in front of the corresponding electronically controlled damper.

Abstract: Provided is a utility vehicle including a seat, an engine disposed rearward of the seat, and a supercharger disposed between the seat and the engine.

Abstract: A driving source assembly includes: a prime mover including a driving shaft; a continuously variable transmission including a CVT case; a first gear that is between the prime mover and the CVT case and rotates together with the driving shaft; a second gear that is meshable with the first gear; an energy converter including a rotating shaft that rotates in association with the second gear; and a plate which is fixed to the prime mover and to which the energy converter is fixed. The first gear is between the plate and the CVT case. The CVT case includes a recess that defines an auxiliary accommodating space accommodating the first gear. The seal is between the recess and the plate.