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Matches 1,051 - 1,100 out of 13,767

Document Document Title
JP2017220971A
To enable an electric vehicle to be smoothly stopped.A control method for an electric vehicle includes a speed control step, a disturbance torque estimation step, and a torque instruction value calculation step for calculating a torque i...  
JP2017213614A
To provide an electric tool capable of actuating a brake not through an inverter circuit.A brushless motor 6 comprises: a stator including a stator coil 6d composed of three-phase stator coils U, V and W of star connection and a stator c...  
JP2017216835A
To provide a coating device which can be stopped only by an ordinary drive facility without occurrence of facility abnormality such as paper cutting when a power failure occurs.A converting apparatus comprises a control device. The contr...  
JP3213781U
[Subject] It is installed in a general-purpose motor attached to comparatively small drive machinery, and brake equipment of a single function simple [structure] and cheap is provided. [Means for Solution] Normally closed type switch con...  
JP2017210854A
To provide a controller for an automatic door used in a new way to automatically open/close a sliding door without causing a burden to an elder person, while maintaining a function of a hand and an arm of the elder person through opening...  
JP6239453B2  
JP6234869B2
The invention provides an injection molding machine which can restrain stop of a motor caused by overload of a regenerative converter. The injection molding machine comprises a motor, a driving circuit of the motor, a regenerative conver...  
JP6234868B2
To provide an injection molding machine allowing a check of the energy efficiency of a motor.An injection molding machine includes a motor, a drive circuit for the motor, a converter device having, in parallel, a first power conversion p...  
JP2017205002A
To provide a motor-driven traveling device which suppresses unexpected movement of a vehicle body and releases a brake safely.A motor-driven traveling device comprises: a vehicle body; a travel driving motor which is capable of braking t...  
JP6229162B2
To perform control of lid lock means having high safety corresponding to drum rotation in failure.After speed of a drum 46 becomes substantially zero at braking time, control means 58 controls switching elements 51, 52, 53, 54, 55, 56 of...  
JP6229160B2
To perform control of lid lock means having high safety without a position detector.Control means 118 has speed calculation means 120 for calculating speed by receiving output of current detection means 119, it performs control for keepi...  
JP6226914B2  
JP2017200432A
To provide a method for controlling an electric motor.A method for controlling an electric motor having a rotor is provided. The method is implemented after a shutdown of the motor has been initiated. The method includes: starting a time...  
JP2017196979A
To provide a seat device for a vehicle which further exactly specifies a rotation direction after a stop of motor drive, and can suppress an error in position detection based on a count of a pulse edge of a pulse signal.An ECU counts a r...  
JP2017200352A
To provide a brake device capable of speedily operating a brake without generating a brake operation delay when power to a brake coil is cut off.The present invention relates to a brake device for braking rotation of a motor in a system ...  
JP2017200337A
To reduce a rotation speed of a motor by prolonging a period of a dynamic brake due to an upper arm as further as possible in a motor drive device for executing the dynamic brake by using an inverter including a temperature protection fu...  
JP2017192267A
To accurately detect a state of a brake even if load torque of a motor fluctuates.A brake inspection apparatus 1 for a motor 2 includes: a load torque measuring unit 4 for measuring load torque of the motor 2; and a determination unit 5 ...  
JP2017191359A
To provide a machine tool capable of improving waste of electric power of a servomotor, for a feeder in which a table to be fed is in a stopped condition.The machine tool comprises: multiple feeders 40, 50, 60 having feed screws, servo m...  
JP2017192299A
To provide a safety circuit (28) for a rotary drive (18), in particular for a vehicle hatch.A safety circuit (28) causes a braking action to a rotary drive (18) when the rotary drive (18) is deactivated and external forces are applied to...  
JP2017189029A
To achieve prevention of an inverter or a motor from being destructed by suppressing a rise in a voltage across a capacitor terminal and a rise in a phase current running through each phase of the motor when the inverter is isolated from...  
JP2017189079A
To provide a vehicle that prevents charging power to a power storage device from becoming excessive due to surplus generated power while, when a required driving force of a vehicle driven by a rotary electric machine decreases, surplus g...  
JP6212186B2  
JP2017182623A
To provide a technique capable of accurately stopping an object in a target stop position.A control system (1) controls a motor (81) driving a mechanical device (70). The mechanical device is driven by the motor, to move an object (71). ...  
JP2017184448A
To obtain a compact motor controller capable of preventing destruction of an inverter circuit or a motor, at a low cost, by suppressing increase in the phase current when three-phase short circuit processing was executed, and suppressing...  
JP2017184572A
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...  
JP2017184338A
To make it possible to more reliably prevent slip-down of a vehicle without cost.A vehicle control device 6 mounted on a vehicle performs control of drive of a motor 3 by controlling of driving current supplied to a coil of the motor thr...  
JP2017175692A
To provide a processing device that can reduce processing time as a whole without burning out a regenerative resistor for consuming power which is generated when decelerating a spindle.The processing device comprises: a motor for rotatin...  
JP2017175853A
To provide a technique for enabling the suppression of a reduction in a disturbance suppression effect due to an influence of a communication delay between plural controllers even in the case of executing stoppage control using the respe...  
JP2017175693A
To provide a brake apparatus for an AC generator capable of freely controlling high/low in speed, and being normally functioning even in a case of loss of a controlling part.A brake apparatus for an AC generator comprises: a triac TR, a ...  
JP2017175851A
To provide: an electric motor which makes possible to release a brake easily in a structure in which a motor, a brake and a driver are integrated while suppressing the complication of the structure; and a method for releasing a brake.An ...  
JP6201867B2  
JP6203318B1
[Subject] After attaining a miniaturization and cost reduction, a rise of phase current which flows into each phase of a rise of voltage between capacitor terminals when an inverter is separated from a direct-current power supply, and an...  
JP6200461B2  
JP6200467B2
A motor control system of the present invention includes a servo electricity supply unit supplying electricity to a servo motor, and a controller controlling the servo motor, a mechanical brake and the servo electricity supply unit. The ...  
JP2017163624A
To provide in a reel type gaming machine a motor control circuit capable of stopping a reel at a target position more stably and smoothly starting reel rotation.The motor circuit includes a current controller. The current controller, upo...  
JP2017158259A
To provide a motor controller capable of shortening a stop distance of a motor while avoiding generation of a low voltage alarm after a power failure of a power source.A motor controller 1 comprises: a power failure detection part 11 whi...  
JPWO2016084553A1
According to a work state, a good power tool of operativity which can change a braking effort is provided. Control part 50 will detect number of rotations R1 of electric motor 6, if operation switch 5 is turned off. Control part 50 stand...  
JP2017158239A
To provide a motor controller capable of shortening a stop distance of a motor while avoiding generation of a low voltage arm after a power failure of a power source.A motor controller 1 configured to control a motor 3 in a machine tool ...  
JP6193937B2  
JP2017153222A
To solve a problem of a conventional regenerative circuit configuration that a capacitor short-circuit failure occurs because it does not have a disconnection detection function of an overheat protection fuse for regenerative resistance,...  
JP2017153327A
To provide a motor drive device capable of avoiding damage of a dynamic brake circuit.A motor drive device comprises: an inverter; a rotational speed acquisition section for a motor; an inertia information storage section for the motor; ...  
JP6187823B2
To provide an electromagnetic suspension apparatus capable of improving safety and reliability.Relays 27, 28 are provided on 2-phase power lines 6A, 6B of 3-phase power lines 6A, 6B, 6C connecting coils 15A, 15B, 15C of a linear electrom...  
JP2017060402A5  
JP2017143648A
To provide a winch control method and controller, and a winch with a simple structure, which prevent a suspended load from falling down, the winch using an inverter to drive control a motor and using an electromagnetic brake.A controller...  
JP2017522846A
The work assembly object constituted so that a device might answer operation of a work assembly object and a work function might be carried out, The electric motor which supplies power to a work assembly object, the power supply constitu...  
JP6176865B2  
JP6177445B2
An electric vehicle controller 50 includes an inverter 11 that drives a motor 12 by receiving power supplied from an overhead line 1, a brake chopper circuit 8 that includes a switching device 6 and a braking resistor 7 and is connected ...  
JP2017132387A
To make a stop position of an electrically-driven drive portion of a vehicle seat, stopped on the basis of the OFF operation of an operation switch by an occupant close to a desired stop position of the occupant, in a vehicle seat contro...  
JP6173516B1
[Subject] While controlling a rise of phase current when three-phase short circuit processing is performed, Even if it is a case where an inverter circuit is separated from a direct-current power supply, a rise of phase current which flo...  
JPWO2016136815A1
The electric power system in which a sudden slowdown of the electric motor at the time of an abrupt increase and rapid electric discharge of a capacitor are possible is provided. When a malfunction detection device (30) detects abnormali...  

Matches 1,051 - 1,100 out of 13,767