Abstract: According to one embodiment, an acoustic diagnostic apparatus includes an acoustic vibration unit, an acoustic vibration signal generation unit, a sound receiving unit, an impulse response calculation unit, an analysis unit, and a diagnostic unit. The vibration unit applies an acoustic vibration to a diagnosis target. The signal generation unit continuously inputs an acoustic vibration signal to the vibration unit. The receiving unit receives an evaluation target sound from the target, and output a sound reception signal. The calculation unit calculates an impulse response based on the sound reception signal. The analysis unit calculates an acoustic characteristic using the impulse response, and analyzes a state of the target. The diagnostic unit diagnoses the state of the target based on an analysis result of the analysis unit.

Abstract: Provided is a cutting apparatus including: a rotary table; a pressing unit; a cutting unit; a drive unit that rotates and moves the rotary table; a transport unit that transports a cut book in a transport direction to a stacking position; and a control unit that controls the drive unit and the transport unit, and the control unit performs, in a switchable manner, a first transport mode to transport a book having edges cut by the cutting unit in the transport direction in a state where the spine was rotated to be arranged in a predetermined direction about a rotation center of the rotary table and a second transport mode to transport a book having edges cut by the cutting unit in the transport direction in a state where the spine was rotated to be arranged in a direction different from the predetermined direction about the rotation center.

Abstract: According to one embodiment, a diagnostic method includes changing a position of a mechanical structure to be diagnosed with a drive unit based on an acceleration command, the acceleration command being generated based on a log swept sine (LOGSS) signal, calculating an impulse response based on the acceleration command and measured acceleration of the mechanical structure, the measured acceleration being measured by an accelerometer, analyzing at least one of a linear characteristic and a nonlinear characteristic relating to the mechanical structure based on the impulse response, and diagnosing the mechanical structure based on the at least one of the linear characteristic and the nonlinear characteristic relating to the mechanical structure.

Abstract: An online conversation management apparatus includes a processor. The processor acquires, across a network, reproduction environment information from at least one terminal that reproduces a sound image via a reproduction device. The reproduction environment information is information of a sound reproduction environment of the reproduction device. The processor acquires azimuth information. The azimuth information is information of a localization direction of the sound image with respect to a user of the terminal. The processor performs control for reproducing a sound image of each terminal based on the reproduction environment information and the azimuth information.

Abstract: An acoustic inspection apparatus includes a vibration sound source, a microphone group, and a processor. The vibration sound source emits a vibration sound to an inspection target object. The microphone group includes a first microphone arranged near the inspection target object and a second microphone arranged to have an interval with respect to the first microphone. The processor calculates a first impulse response between the first and second microphones, denoises a component corresponding to the vibration sound from the first impulse response, converts, into a frequency characteristic, a second impulse response obtained from the first impulse response, calculates acoustic energy between the first and second microphones based on the frequency characteristic, and determines an abnormal state of the inspection target object based on the acoustic energy.

Abstract: A mobile body according to the disclosure has an omni wheel in which a pair of wheels is arranged parallel to each other so that phases of the wheels are shifted from each other. Each of the wheels having a plurality of rollers in a circumferential direction. The rigidity of a center portion of each of the rollers in an axis direction is higher than rigidity of an end portion of the roller in the axis direction.

Abstract: To allow an electronic control unit to be replaced with good work efficiency and prevent foreign matter from entering a casing during maintenance work, the connector connection structure includes an internal connector positioned inside a casing, an external connector positioned outside the casing and an electronic control unit electrically connected between the external connector and the electronic control unit wherein the electronic control unit includes a main part that opposes an opening formed in the casing when the internal connector is connected thereto, and a first conductive connection portion and a second conductive connection portion provided on either end of the main part and configured to be connected to the internal connector and the external connector respectively, and a first seal member is provided on an outer periphery of the main part, the first seal member closing the opening when the external connector is not connected to the electronic control unit and the internal connector is connected

Abstract: To prevent electric conductance impairment of an electric connecting part between an electronic control unit and an internal connector in a reliable manner even when the electric connecting part between the electronic control unit and the internal connector is placed in an environment where oil mist or electroconductive substances are present, the electronic control unit includes a main part, a first conductive connection portion provided at a lower end of the main part and configured to be electrically connected to the internal connector, and an outer shell member extending downward so as to surround the first conductive connection portion, and to be open only at a lower end thereof, and wherein the internal connector is provided with a housing including a part defining an annular recess opened upward on an outer periphery thereof, the lower end of the outer shell member being received in the annular recess when the electronic control unit is connected to the internal connector.

Abstract: According to one embodiment, a sensor module includes a sensor and a diagnosis circuit. The sensor includes piezoelectric transducers and switches. The piezoelectric transducers have different resonance frequencies. The switches are provided to correspond to the piezoelectric transducers, respectively. Each of the switches outputs an output signal corresponding to a voltage generated by an inverse piezoelectric effect of a corresponding piezoelectric transducer of the piezoelectric transducers. The diagnosis circuit diagnoses, based on a difference in pattern of the output signal, whether vibration has newly occurred in the sensor, and switch an output destination of the output signal of the sensor according to a result of the diagnosis.

Abstract: According to one embodiment, a sensor module includes at least one sensor and at least one switch. The sensor includes a first piezoelectric element. The first piezoelectric element includes a first electrode. The first piezoelectric element is set with a resonance frequency to resonate at a vibration frequency of a detection target. The switch includes a second piezoelectric element. The second piezoelectric element includes a second electrode connected to the first electrode and a third electrode electrically separated from the second electrode.

Abstract: The electronic device unit includes: a control target device; and an electronic control device, the control target device including: a control target housing; a control target component; and an inner connector, the electronic control device including: an electronic circuit including a circuit board and an electronic control component; and a first connector, which is electrically connected to the electronic control component. The control target housing has formed therein an opening, which allows the electronic control device to be placed in and taken out of the control target housing. When the first connector is connected to the inner connector, the electronic control device is located inside the control target housing.

Abstract: A trimmer comprises a trim knife for trimming the bound material, a blade receiving portion 19 for receiving a blade edge of the trim knife, and an adjustment mechanism 60 configured to adjust a position of the blade receiving portion 19 in such a manner that each of one side 191 and other side 192 of the blade receiving portion 19 moves by not only a same amount but also a different amount and in directions toward and away from the blade edge of the trim knife. Each of positions of the one side 191 and the other side 192 of the blade receiving portion 19 can be adjusted.

Abstract: An acoustic inspection apparatus includes a vibration sound source, a microphone group, and a processor. The vibration sound source emits a vibration sound to an inspection target object. The microphone group includes a first microphone arranged near the inspection target object and a second microphone arranged to have an interval with respect to the first microphone. The processor calculates a first impulse response between the first and second microphones, denoises a component corresponding to the vibration sound from the first impulse response, converts, into a frequency characteristic, a second impulse response obtained from the first impulse response, calculates acoustic energy between the first and second microphones based on the frequency characteristic, and determines an abnormal state of the inspection target object based on the acoustic energy.

Abstract: The time required for transition from an on-state to a suspend state is reduced. An electronic apparatus includes: a memory and a memory; a current control unit that performs a control to shut off supply of current to the memory; and a memory management unit that allocates a memory region in either the memory or the memory based on preference information indicating a memory region that needs to be preferentially allocated in the memory. For example, the preference information includes association with a first priority as a degree at which a memory region to be used by an application needs to be preferentially allocated in the memory, and when receiving a request of allocation of the memory region from the application, the memory management unit more preferentially allocates the memory region in the memory as the first priority associated with the application in the preference information is higher.

Abstract: Diagnostic device including a hammering sound signal acquisition unit, a frequency characteristic conversion unit, and an abnormality determination unit. The hammering sound signal acquisition unit acquires an i-th hammering sound signal and a j-th hammering sound signal representing hammering sounds with respect to striking applied to an i-th and a j-th struck position of an inspection target. The frequency characteristic conversion unit respectively converts the i-th hammering sound signal and the j-th hammering sound signal into an i-th frequency characteristic and a j-th frequency characteristic. The abnormality determination unit determines presence or absence of an abnormality in the inspection target on the basis of a matching degree of waveforms around peaks in the i-th frequency characteristic and waveforms around peaks in the j-th frequency characteristic. The diagnostic device can be used with an inspection robot to automatically analyze for loose stator wedges.

Abstract: It is an object to provide a trimmer that can trim a fore-edge portion of a bound material except a cover and that can be excellent in productivity and cost. A cover has flap portions adjacent to the fore-edge portion of the bound material, a trimmer includes: a trim cutter that trims the bound material; a blade receiving portion that receives an edge of the trim cutter; a base portion and a pressure portion that nip and position the bound material; and a pair of guide portions arranged for movement in a direction close to or away from the bound material, wherein the guide portions are inserted between the book block and the cover so as to peel the cover together with the flap portions up when the fore-edge portion of the bound material is trimmed by the trim cutter.

Abstract: The electronic device unit includes: a control target device; and an electronic control device, the control target device including: a control target housing; a control target component; and an inner connector, the electronic control device including: an electronic circuit including a circuit board and an electronic control component; and a first connector, which is electrically connected to the electronic control component. The control target housing has formed therein an opening, which allows the electronic control device to be placed in and taken out of the control target housing. When the first connector is connected to the inner connector, the electronic control device is located inside the control target housing.

Abstract: In order to eliminate the need to provide a connector including a side retainer with an additional waterproof seal for the side retainer, the connector includes a terminal holder in which the side retainer is mounted, and the terminal holder is configured to define access passages such that a tool for moving the side retainer between first and second positions can be inserted into an inlet of the terminal holder so as to reach inclined cam surfaces of the side retainer and move the side retainer.

Abstract: A sound generating device according to an embodiment includes a sound tube and a sound generator. The sound tube is to be held between a tragus and an antitragus. The sound generator is disposed inside the sound tube.

Abstract: A trimmer comprises a trim knife for trimming the bound material, a blade receiving portion 19 for receiving a blade edge of the trim knife, and an adjustment mechanism 60 configured to adjust a position of the blade receiving portion 19 in such a manner that each of one side 191 and other side 192 of the blade receiving portion 19 moves by not only a same amount but also a different amount and in directions toward and away from the blade edge of the trim knife. Each of positions of the one side 191 and the other side 192 of the blade receiving portion 19 can be adjusted.