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Patent Searching and Data


Matches 351 - 400 out of 11,353

Document Document Title
JP2019170081A
[Subject] Even if an AD converter has an offset error, a fall of measurement accuracy of a reverse electromotive voltage can be controlled. [Means for Solution] A motor driving section which impresses pulse voltage to each of a coil of t...  
JP2019166020A
[Subject] Provide a game machine which can stabilize an action in case a movable object stops. [Means for Solution] Pachinko game machine PY1 is provided with the following. Facing movable object 400 which can move to a storing position ...  
JP2019168425A
[Subject] An external magnetic field is detected for stepping motor itself without a magnetic sensor which are another parts, and stepping motor drive mechanism which realizes a drive stable with low electric power is provided by supplyi...  
JP6585651B2  
JP6585782B2  
JP6580859B2  
JP2019161947A
[Subject] Even if it is a motor with salient pole nature, a motor controlling device which can suppress speed change and can change a control method smoothly is provided. [Means for Solution] The 1st control method that controls a motor ...  
JP2019158355A
[Subject] A motorised circuit, a movement, and an electronic timepiece which can accelerate a fast forward drive of a stepping motor provided with two coil blocks are provided. [Means for Solution] Stator 61 which has the 1st yoke 611, t...  
JP2019154175A
[Subject] Failure judgment is performed based on current which flows into a driver who performs supply/interception of exciting current to a magnetization coil of a stepping motor. [Means for Solution] Driving control signal EV_1, EV_2, ...  
JP2019152612A
[Subject] A state detecting method of a motor for a state detector circuit of a motor for clocks which can control an increase in consumption current of threshold voltage used as a standard which detects a rotation state of a motor for c...  
JP2019148490A
[Subject] A rank of the main drive pulse is made to increase certainly, and stable rotation is obtained. [Means for Solution] The 1st period after an output of a drive pulse to a stepping motor which a motor controlling device makes rota...  
JP2019149918A
[Subject] In electronic equipment, consumption of standby power requirement of a stepping motor is prevented with simple composition. [Means for Solution] A control part of electronic equipment makes electric power supplied to the 1st th...  
JP6569635B2  
JP6565774B2  
JP6561540B2  
JP2019135905A
To solve the problem that there is a possibility that current to be supplied is not appropriately set immediately after a control method of a motor is switched, as a result, there is a possibility that control of the motor becomes unstab...  
JP6558265B2  
JP2019134584A
To provide a rotation and linear motion driving device having an unprecedented, novel structure and creating excellent effects.A rotation and linear motion driving device 1 includes a movable part 2 supported so as to be rotatable around...  
JP2019131315A
To provide a sheet transporting device, an image forming apparatus, and a control method, capable of securely placing a sheet in place.A control section 35 comprises a phase difference control mode and a constant current control mode. Th...  
JP6557512B2  
JP2019123589A
To provide a sheet carrier capable of suppressing the increase of size and cost of an apparatus due to a provision of a sensor on a transport passage.A sheet carrier is adapted to drive rollers corresponding to numbers N and N+1 when an ...  
JP2019126244A
To restrain the impact of magnetic flux from a yoke on the changeover of electrification direction.First magnetic pole part 6a of a first yoke 6 and second magnetic pole part 7a of a second yoke 7 face the outer peripheral surface of a r...  
JP6548627B2  
JP6548619B2  
JP2019122170A
To achieve high output torque over the entire rotation angle and reduce power consumption.For right rotation, a control circuit 13 controls whether a first coil is to be energized, or an applied voltage when it is energized depending on ...  
JP2019122074A
To provide a calibration method for a stepping motor that is capable of reducing loss of synchronism.A calibration method for a stepping motor which switches a butterfly valve 12 by rotating in synchronization with an input pulse is prov...  
JP2019115116A
To provide a combustion apparatus in which, when a short-circuit failure is generated in a stepping motor by means of such a resistance value that prevents an overcurrent protection circuit from being operating, the failure can be approp...  
JP2019520022A
An FET driver circuit (812) constituted in an example explained so that a device (800) may supply current to a coil in a stepper motor, An FET driver circuit (812) constituted so that current to a coil may be regulated using fixed delta ...  
JP2019103319A
To prevent a component operating normally by electromotive force of a motor from being damaged even when a power supply (operating power) is stopped.When supply of operating power is stopped, a power generation unit generates operating p...  
JP2019103335A
To smoothly drive a motor at a desired rotational speed, even when a driving load is fluctuated.In a motor driving device 100 including a motor 1 and a control circuit 20 for controlling its drive, the control circuit 20 includes an outp...  
JP2019097255A
To provide a motor control device capable of making a motor control correspond to a vector control system.A motor control device estimates each of an A/D converter detecting a current value on a ground side of a driving circuit that driv...  
JP2019517236A
The stator containing a plurality of coils and the rotor which suited including the magnet provided with a plurality of pairs of a magnetic pole so that it might move to a stator in one or more full steps, A Axial type brushless DC motor...  
JP2019097254A
To provide a motor control device capable of making a motor control correspond to a vector control system.A motor control device measures a period of one pulse of a full-step pulse input into a driving circuit of a motor having two phase...  
JP6533413B2  
JP6528709B2  
JP2019088181A
To provide a motor drive device and a motor drive method capable of creating an efficient drive waveform with less reaction delay for a motor, by acquiring rotational position information detected by rotational position detection means o...  
JP2019088184A
To provide a motor drive device which can reliably actuate even a drive mechanism with a relatively large drive load.A motor drive device includes a rotor 3 where a magnet 2 is subjected to multipolar magnetization in the hoop direction,...  
JP2019088064A
To provide a motor drive device which can be used in the same way for stepping motors having different numbers of phases.An FPGA (40) provided on a motor drive device (10) according to the present invention includes address counters (61a...  
JP6525659B2  
JP2019081618A
To provide a driving device capable of preventing a stepping motor from being out of step when driving a rotary shaft of a conveyance roller by a stepping motor and a brushless motor.The driving device includes: a stepping motor for tran...  
JP2019083688A
To control, in a motor controller using a sinusoidal drive waveform, the phase of the drive waveform while detecting the position of a motor shaft.A motor controller according to the present invention is a motor controller that applies a...  
JP2019080441A
To provide a motor drive device which can generate a drive waveform with less reaction delay, and hold a smooth waveform even at the time of a phase difference command change.A motor drive device according to the present invention has ro...  
JP6515454B2  
JP6515744B2  
JP6508937B2  
JP2019068706A
To reduce the occurrence of step out of a stepping motor while preventing an increase in vibration sound of the stepping motor.A motor control device controls a stepping motor such that a phase difference becomes a predetermined phase ex...  
JP2019511195A
The valve actuator (10) concerning the present invention has a dumping circuit provided with the capacitive dumping circuit (37) which operates at the time of dynamo operation of a stepping motor (18). A dumping circuit forms the LCR res...  
JP2019056643A
To provide a timepiece that can secure rotation accuracy of reverse rotation of a rotor even when a voltage to be applied to a coil of a stepping motor changes.A timepiece 1 comprises: a voltage detection unit 20 that detects a voltage t...  
JP6496953B2  
JP6498227B2  

Matches 351 - 400 out of 11,353