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Matches 851 - 900 out of 13,749

Document Document Title
JP2019213301A
To provide a highly reliable motor controller.A motor controller 1 includes: an upper arm 51 composed of a plurality of switching elements connected to a positive electrode of a DC power supply; a lower arm 52 composed of a plurality of ...  
JP2019199362A
To provide an induction motor control method with improved position accuracy during deceleration and stopping.There are included: a step for outputting an output voltage corresponding to a command frequency of a deceleration level to an ...  
JP2019198207A
To provide a motor rotation speed control method capable of reducing vibration and noise generated from a motor.A motor rotation speed control method includes: a driving step in which power supply current passes through a bridge drive ci...  
JP2019193632A
To provide a work device which can properly process (consume) the regenerative power generated in a motor, and prevent the generation of the regenerative power from adversely influencing the output of the work device.A work device connec...  
JP2019195237A
To provide a short brake circuit in which brake torque can be effectively generated even in a high-speed rotation time.A short brake circuit for an AC power generator includes a short current path which is connected between power transmi...  
JP6602810B2  
JP2019190294A
To provide a restarter which can suppress the beginning of the movement of a vehicle when a restart of an engine is interrupted.When a manual transmission is shifted to a traveling gear up until an engine is completely exploded after the...  
JP2019193439A
To make a power consumption device consume power until current flowing through a power consumption element (e.g. resistance element) reaches a predetermined upper limit.A monitor voltage converter 20 converts a voltage of a high potentia...  
JP6596816B2
To notify regenerative control of a motor in advance.A motor 30 drives driving wheels of an electric vehicle by driving power supplied from a battery 20, and when a predetermined condition for regenerative travelling is satisfied generat...  
JPWO2018105718A1
Abstract TECHNICAL PROBLEM It is in making a bicycle brake based on the conditions which the braking conditions of the bicycle were set up except the user and set up except the user. Solving means With server 4, personal digital assistan...  
JP2019170056A
To provide a motor control device capable of reducing the distance until a servomotor stops.A motor control device 10 for controlling a servomotor 20 for axially moving a movement object 15 is provided with: a speed detection section 19 ...  
JP2019166020A
To provide a game machine which can stabilize a behavior when a movable body stops.A pachinko game machine PY1 includes a frame face movable body 400 which can move to a retraction position or an appearance position, a frame face moving ...  
JP6581814B2  
JP2019161924A
To prevent a movement object from colliding with a surrounding object, even when releasing a brake and moving the movement object manually.A motor controller 10 controlling a servo motor 11 includes: an inverter 16 having multiple switch...  
JP2019162024A
To provide an electric drive which reduces such a possibility that power electronic components, such as controllable semiconductor switches and diodes, of the electric drive may have high electric currents flowing therethrough and an ove...  
JP2019149916A
To reduce the burden on an electronic component that carries a no-power regenerative braking function when the motor load increases in the absence of power supply to a motor.A motor drive control device 1 according an embodiment includes...  
JP2019149917A
To realize fully self-sustained no-power braking with a simple circuit configuration.A motor drive control device 1 according an embodiment includes a motor drive unit 10 that selectively energizes three-phase coils Lu, Lv, and Lw of a m...  
JP2019148293A
To be able to operate effectively.A variable speed-increasing gear comprises: a planetary gear transmission 10 for transmitting the rotary driving force transferred from an electric motor device 50 to the drive object via an output axis ...  
JP2019146361A
To achieve adaptive control of a servo motor while suppressing generation of a cost increase.An auto air-conditioner ECU 30 executes drive control intended for a servo motor 21 for blowout mode door drive installed on an automatic air-co...  
JP2019141969A
To provide a control device of a robot capable of removing an influence of backlash generated in a drive mechanism of an arm.When a revolving shaft 25 is restricted by a brake 26, a microcomputer 13 for control sets a torque limit value ...  
JP2019146478A
To provide a method for supporting adjustment of a heat engine by a rotary electric machine.In the method for supporting adjustment of a heat engine (11) of an automobile by generation of resistance torque by a rotary electric machine (1...  
JP2019137076A
To provide an electric brake device which has high serviceability.In the electric brake device which presses a friction member on a rotor rotating along with a wheel by force of an electric motor, it controls pressing force with feedback...  
JP6562798B2  
JP2019134501A
To suppress the variance of lapses of time until a backup operation is determined to start after a power cut occurs.A motor driving device 10 comprises: a rectifying circuit 12 for rectifying an alternating-current input voltage Vi suppl...  
JP6556183B2
A method is described for controlling an electric motor having a rotor. The method is carried out after a shutdown of the motor has been initiated. The method includes starting a timer in a motor controller, performing regenerative braki...  
JP6555167B2
An electric motor system includes an electric motor, an electric brake, a power line, and a driver. The electric brake is integrated with the electric motor and configured to generate braking force against the drive force. The driver is ...  
JP2019126903A
To provide an automatic control device and an automatic control method, which can effectively adjust a rotation angle of an output shaft of a motor device corresponding to the magnitude of torque applied to the output shaft.An automatic ...  
JP2019127205A
To provide a lid opening/closing device of a work vehicle, capable of preventing a lid from moving by inertia when stopping the movement of the lid during opening/losing operation.A canopy opening/closing device comprises a control box 2...  
JP2019127206A
To provide a cover opening and closing device of a work vehicle capable of reliably performing rising actuation of a cover while suppressing a load of a motor or the like at a cover stop position.A canopy opening and closing device inclu...  
JP2019124338A
To provide a transmission system capable of suppressing adverse influence such as overcurrent in an electric motor by properly adjusting a degree of transmission of driving force through a belt between the electric motor and an operation...  
JP2019126242A
To facilitate detection of regenerative power generation, simplify regenerative power consumption control and suppress deterioration of a battery or prevent destruction of a circuit element constituting a DC power supply or a motor drive...  
JP6548101B2
A variable-speed speed-up mechanism includes: an electric device which is configured to generate a rotational driving force and a planetary gear transmission device which is configured to change the speed of the rotational driving force ...  
JP2019118963A
To prevent breakage of an appliance such as an inverter circuit and so on.An electric tool 10 comprises a control part 50 for controlling rotational drive of a motor 31, and the control part 50 comprises a switch gear 29, a diode 54, an ...  
JP2019122256A
To provide a method and apparatus for generating a motor brake signal, which is related to an electronic device technology area.A generating method of a motor brake signal according to the present invention includes a step S1 of obtainin...  
JP2019122238A
To effectively suppress both the rapid deceleration of a motor and the overvoltage of a power line connecting a DC power supply and an inverter.A control unit 30 performs abnormality determination on at least one of a DC power supply 2, ...  
JP2019116921A
To provide a shift range control device which can accurately stop a motor.An angle calculation part 51 calculates an encode count value θen being a rotation angle of a motor 10 on the basis of a detection value of an encoder 13. A speed...  
JP6544282B2
To provide a traveling motor control apparatus for a vehicle capable of switching from a regenerative braking mode to a plugging mode with respect to a traveling motor without a rotation sensor.A controller 37 is configured to be switcha...  
JP2019112975A
To improve a problem with robustness and a problem with demagnetization.A fan motor system used for cooling coolant for a radiator includes: a fan motor; and a fan connected to the fan motor and rotating while interlocking with rotation ...  
JPWO2018180083A1
In a rotating rotary tool, when it switches off and a tip tool is stopped, it controls that the fixed implement which is fixing the tip tool loosens. The switch which is a rotating rotary tool which equips a spindle with the tip tool whi...  
JP6538573B2  
JP6536319B2  
JPWO2018100942A1
Since a realizable power tool with sufficient balance is provided for control of reaction by a brake, and control of jumping of the voltage by regeneration energy, a grinder (1) is, A motor (6) and a motor (6) are equipped with the contr...  
JP2019106772A
To provide a motor control device capable of switching a unit rotation amount of a rotary reel which is driven by a motor.A motor control device comprises: a communication unit 10 which receives a rotation amount setting signal represent...  
JP2019516641A
The present invention is the motor (2) designed as a 3 phase asynchronous motor, In order to go up and drop a load (L), it has a motor (2) which can make a rise-and-fall device (1a) drive by that cause, And it is related with the rise-an...  
JP6533548B2  
JPWO2018030362A1
[Means for Solution] An upper part switching element and a bottom switching element connected to the upper part switching element and series, A gate drive circuit which is a motor drive circuit which drives a preparation and a brushless ...  
JP6528638B2  
JP6528080B2
To provide a washing machine which achieves a restart operation of a motor in an optimum way while preventing thermal destruction of a power semiconductor element for motor drive even when the motor is brought into a lock state, and whic...  
JP2019088062A
To provide a drive circuit capable of applying a short brake properly.A first detection circuit 410 generates a position command value P_TGT indicating the target position of a rotor and a speed command value V_TGT indicating the target ...  
JP6521526B2  

Matches 851 - 900 out of 13,749