Abstract: A tag includes: a temperature indicating material; and an identifier that presents identification information uniquely identifiable by appearance. A control method includes: capturing, with a camera, an image of a first food item that is a food item to be stored, or a food item stored, in an interior of a refrigerator to generate the image showing the tag, the tag being attached to the first food item; obtaining a temperature of the first food item by analyzing a color of the temperature indicating material included in the tag shown in the image generated; and generating control information to control cooling of the interior of the refrigerator by comparing the temperature obtained with an appropriate temperature range for the interior of the refrigerator, and transmitting the control information generated to the refrigerator.

Abstract: A food management method includes acquiring an image captured by imaging, using an imaging element, food or a storage container to which a food management tag including an identifier associated with the food is attached, and the storage container stores the food. The food management method includes recognizing, based on the image acquired, the food or the storage container to which the food management tag is attached. The food management method includes estimating the remaining amount of the food based on the size of the food management tag recognized. The food management method includes outputting remaining amount information related to the remaining amount of the food that has been estimated.

Abstract: This steering assist device including: a detection unit that detects the steering angle of the steering wheel; and an assist unit that varies the driving torque on the basis of an assist torque, wherein while the steering angle is increasing, the assist unit decreases, by an amount equal to the assist torque, the driving torque of a first motor that drives the steering wheel on the inside of a turn by the vehicle, and increases, by an amount equal to the assist torque, the driving torque of a second motor that drives the steering wheel on the outside of a turn by the vehicle.

Abstract: Provided is a vehicle with a cargo room provided on a vehicle body frame, the vehicle comprising: drive motors respectively provided for each of a pair of first rear wheels 50 and a pair of second rear wheels 55 disposed at a predetermined interval in the front-rear direction of the vehicle, the drive motors rotating the first rear wheels 50 and second rear wheels 55 independently; and a pair of suspension mechanisms 100 supporting a first axle of the first rear wheels 50 and a second axle of the second rear wheels 55.

Abstract: A vehicle in which a load chamber is provided on a vehicle body frame includes: a driver motor that is provided for each of a pair of rear wheels, and rotates the rear wheels independently; a pair of suspension mechanisms that support an axle of the rear wheels. The suspension mechanism is connected to the axle of the rear wheels and includes an arm member whose longitudinal direction extends in the front-rear direction of the vehicle, a support shaft that pivotably supports one end of the arm member in the longitudinal direction with respect to the vehicle body frame, and a spring member provided between the other end of the arm member in the longitudinal direction and the vehicle body.

Abstract: This steering assist device including: a detection unit that detects the steering angle of the steering wheel; and an assist unit that varies the driving torque on the basis of an assist torque, wherein while the steering angle is increasing, the assist unit decreases, by an amount equal to the assist torque, the driving torque of a first motor that drives the steering wheel on the inside of a turn by the vehicle, and increases, by an amount equal to the assist torque, the driving torque of a second motor that drives the steering wheel on the outside of a turn by the vehicle.

Abstract: Provided is an in-wheel motor with which it is possible to reduce the size of a motor and stabilize drive performance. This in-wheel motor is of outer-rotor type and comprises a stator having a coil, and a rotor that has a magnet opposite the coil and rotates around a motor axis with respect to the stator. The rotor is journaled to the stator at opposite ends in the wheel width direction.

Abstract: Provided is an in-wheel motor that makes it possible to prevent magnet demagnetization due to the influence of heat from a friction brake. This in-wheel motor is an outer rotor-type in-wheel motor comprising: a stator which includes coils; and a rotor which includes magnets facing the coils and which rotates around a motor shaft with respect to the stator. The rotor includes a rotor case which holds the magnets, and further includes a brake disc which is connected to a wheel-width-direction inner end of the rotor case and which rotates together with the rotor case. The rotor case and the brake disc are connected to each other through a heat capacity member.

Abstract: Provided is an in-wheel motor that can keep dust, water, etc. from infiltrating a motor. The present invention provides an outer-rotor in-wheel motor that comprises: a stator that has a coil; and a rotor that has a magnet that is opposite the coil. The rotor rotates around a motor axis relative to the stator. A seal member is interposed between the stator and the rotor.

Abstract: Provided is a vehicle with a cargo room provided on a vehicle body frame, the vehicle comprising: drive motors respectively provided for each of a pair of first rear wheels 50 and a pair of second rear wheels 55 disposed at a predetermined interval in the front-rear direction of the vehicle, the drive motors rotating the first rear wheels 50 and second rear wheels 55 independently; and a pair of suspension mechanisms 100 supporting a first axle of the first rear wheels 50 and a second axle of the second rear wheels 55.

Abstract: This in-wheel motor fixing structure comprises: an in-wheel motor 2 having a rotor 21 that is fixed to a wheel 1 of a vehicle S and that rotates together with the wheel 1, a stator 22 that is provided inside the rotor 21 and that causes the rotor 21 to rotate by generating a magnetic force while being fixed to the vehicle S, and a shaft 25 fixed to the stator 22 on the rotation axis of the rotor 21 in the stator 22; and a supporting component 3 of the vehicle S having a hole 31 into which the shaft 25 is inserted. A plurality of protrusions 251 formed in the circumferential direction of the shaft 25 are provided in at least a partial region of the shaft 25 in the longitudinal direction, and formed in the inner peripheral surface of the hole 31 are a plurality of recesses 311 into which the plurality of protrusions 251 are respectively inserted.

Abstract: Provided is an in-wheel motor that can suppress an occurrence of a sensor malfunction. The in-wheel motor is of the outer rotor type comprising a stator and a rotor, and includes a sensor that detects the rotational state of the rotor and a detachable member which can be attached to and detached from the rotor and which is provided with the sensor on the surface that faces the inner circumferential surface of the stator.

Abstract: Provided is an in-wheel motor that can accurately transmit the torque of a rotor to a rotating member. The in-wheel motor is of the outer rotor type comprising a stator and a rotor, and includes a sensor that detects the rotational state of the rotor, a detachable member which can be attached to and detached from the rotor and which is provided with the sensor on the surface that faces the inner circumferential surface of the stator, and a friction member which is provided between the rotor and the detachable member and which is secured to the rotor together with the detachable member.

Abstract: Provided is an in-wheel motor with which phase matching of a sensor and a magnet can be easily carried out. This in-wheel motor is an outer rotor-type in-wheel motor comprising a stator and a rotor. The in-wheel motor comprises: a sensor that senses the rotation state of the rotor; an attachable/detachable member that can be attached to and detached from the rotor, and that has a surface which opposes the inner circumferential surface of the stator and on which the sensor is provided; and a positioning part that, when the attachable/detachable member has been attached to the rotor, defines a positional relationship between the sensor and a magnet of the rotor so that a phase difference between the sensor and the magnet reaches a set value.

Abstract: A vehicle in which a load chamber is provided on a vehicle body frame includes: a driver motor that is provided for each of a pair of rear wheels, and rotates the rear wheels independently; a pair of suspension mechanisms that support an axle of the rear wheels. The suspension mechanism is connected to the axle of the rear wheels and includes an arm member whose longitudinal direction extends in the front-rear direction of the vehicle, a support shaft that pivotably supports one end of the arm member in the longitudinal direction with respect to the vehicle body frame, and a spring member provided between the other end of the arm member in the longitudinal direction and the vehicle body.

Abstract: This vehicle has a plurality of in-wheel motors accommodated by a plurality of wheels. Each in-wheel motor has a rotor that rotated together with the wheel, and a stator that is provided to the inside of the rotor and that causes the rotor to rotate via magnetic force. Each stator has a coil and a connector. The vehicle has a plurality of front wheels that change the orientation of the vehicle in the left-right direction via the steering of the vehicle, and a plurality of rear wheels. The in-wheel motors are accommodated in the plurality of wheels such that the stator circumferential-direction positions of the connectors provided to the stators of the in-wheel motors accommodated in the front wheels and the stator circumferential-direction positions of the connectors provided to the stators of the in-wheel motors accommodated in the rear wheels differ.

Abstract: An information presenting method includes an obtaining step, a meal recommendation determining step, a presenting step, and a rating accepting step. In the obtaining step, user information pertaining to a user is obtained. In the meal recommendation determining step, based on the user information obtained in the obtaining step, a meal recommendation corresponding to a priority status determined to have a high priority level for the user is determined from among a plurality of statuses related to the user. In the presenting step, the meal recommendation determined in the meal recommendation determining step is presented to the user. In the rating accepting step, a rating by the user of the meal recommendation presented in the presenting step is accepted. The rating indicates whether the user cooked a food in the meal recommendation or whether the user ate the food.

Abstract: A server as an example of a menu recommendation system includes an evaluator, a processing unit, and an actual usage record acquirer. The evaluator recommends menus for a target period. The processing unit presents the menus recommended by the evaluator to a user. The actual usage record acquirer acquires, from the user, an actual usage record of the menus recommended by the evaluator at an arbitrary timing in the target period. When a difference occurs between first information regarding content of the menus recommended by the evaluator and second information regarding the actual usage record during a period from a start of the target period to the timing, the evaluator performs reward processing of rewarding the user according to the difference or re-recommendation processing of re-recommending menus for a remaining period by changing the content of the recommended menus.

Abstract: An information presentation method is an information presentation method of presenting a user with a meal proposal selected from a plurality of meal proposals, and the information presentation method includes: obtaining user information associated with the user; determining condition information associated with the user based on the user information obtained and determining a plurality of intermediate words based on the condition information; presenting the user with the plurality of intermediate words; determining, of the plurality of meal proposals, a meal proposal corresponding to one or more intermediate words selected by the user; and presenting the user with the meal proposal determined. Each of the plurality of intermediate words is a word that corresponds to an attribute pertaining to one or more meal proposals among the plurality of meal proposals.

Abstract: An information processing method includes the processes of: obtaining food and drink data and presenting the food and drink data via a presentation device; generating options for the food and drink data, and presenting the options via the presentation device; generating selection reasons according to an option selected from among the options, and presenting the selection reasons via the presentation device; and controlling training of a machine learning model, in which the food and drink data is used, according to a result of an input in response to the selection reasons.