Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1,501 - 1,550 out of 13,774

Document Document Title
JP5041710B2  
JP5034914B2  
JP5032184B2  
JP5025176B2  
JP5026652B2  
JPWO2010103655A
In an elevator device, when the 1st diagnostic part 105 and the 2nd diagnostic part 106 perform failure diagnosis about brake equipment 7 and brake control part 103, they compare the contents of the failure diagnosis mutually. The 1st di...  
JPWO2010103655A1
In an elevator device, when the 1st diagnostic part 105 and the 2nd diagnostic part 106 perform failure diagnosis about brake equipment 7 and brake control part 103, they compare the contents of the failure diagnosis mutually. The 1st di...  
JP2012175871A
To provide a motor controller capable of performing consumption processing on regenerative electric power using a small-scale, low-capacity regenerative resistor.The motor controller includes: a converter circuit which generates a bus vo...  
JP2012175808A
To provide a controller for motor stop that prevents a continuous material from being broken in a process line using a plurality of motors, and stops the line early in case of emergency.The controller includes an input part 17 which rece...  
JP5016674B2  
JP5019175B2  
JP2012520056A
The invention concerns a method for the operation of an underwater powerplant comprising a water turbine for purposes of absorbing kinetic energy from a flow of water; an electrical generator with converter feed, whose generator rotor is...  
JP2012165612A
To provide a DC motor ceiling fan which does not require positioning of a rotor at the time of start-up and surely rotates a motor in a desired direction so as to prevent reverse rotation from giving an uneasy feeling to a user.A DC moto...  
JP5008051B2  
JP5003723B2
To provide an electric actuator system that reduces the frequency of initialization settings. A rotary angle detective means 220 is used to detect a pulse signal generated according to a rotary angle of an electric motor 110 and to set a...  
JP4995944B2  
JP4997825B2  
JP4993389B2
Provided is a regenerative switched reluctance motor driving system which allows a motor to have a reduced size and weight and an increased efficiency as well as improved energy recovery efficiency at the time of regenerative braking wit...  
JP4989591B2  
JP4985805B2
The robot apparatus of the present invention autonomously makes natural motions. The robot apparatus is provided with a control means 32, which has a feeling/instinct model that causes a motion and changes the feeling/instinct model base...  
JP4986139B2  
JP2012135164A
To appropriately recover regenerative power of a motor and effectively use the regenerative power.A motor power circuit 13 has capacitors 26, 27 and switches 31, 32 in power paths 24, 25, respectively. Power paths 46, 48 connecting the p...  
JP2012130251A
To provide an electric actuator system enabling reduction in frequency of initialization setting.Rotating angle detection means 220 is used to detect a pulse signal generated according to a rotating angle of an electric motor 110 and an ...  
JP4953006B2  
JP4945313B2  
JP2012100509A
To provide a power controller enabling optimal power control with respect to a drive motor all the time.A power controller includes: a smart meter 11 which can acquire a rotating cycle C12 and an electric power consumption value V12 of a...  
JP4935337B2  
JP4937356B2
An electric vacuum cleaner which can detect the occurrence of a spark by an inexpensive structure and prevents smoking and ignition due to abnormal overheat in an end stage of life. The electric vacuum cleaner comprises a current detecti...  
JP4927614B2  
JP2012081221A
To provide an electric revolving bed for shortening time for bed-making, or the like, and for improving convenience of a user by stopping at a prescribed position.The electric revolving bed includes: a motor 3 of a driving source; a bed ...  
JP2012085509A
To reduce the total amount of power supplied from a power supply to a motor drive apparatus using a capacitor for peak power suppression.A motor drive apparatus 1 includes: a PWM converter 2 for performing AC/DC power conversion of a pow...  
JP4924711B2
There are provided a smoothing capacitor (71) for storing an induced electromotive force generated by a three-phase induction motor (5), a regenerative transistor (81 to 86) for switching a terminal voltage of the smoothing capacitor to ...  
JP4922749B2  
JP2012078718A
To save data in a memory and to set a state so that an accident does not occur by using regenerative power in accordance with slowing-down revolution of a motor when power supply from the outside is interrupted.When supply of AC power fr...  
JP4917680B1
[Subject] The total amount of the electric power supplied from a power supply in the motor driving with which a condenser is used for peak power mitigation is reduced. [Means for Solution] PWM converter 2 to which motor driving 1 perform...  
JP2009220807A5  
JP2012509052A
An electric brake system for an electromechanical machine connected to output terminals of an inverter, input terminals of which are supplied by a DC voltage source. The system includes an electrical circuit connected between the input t...  
JP4912688B2
The method involves comparing a voltage value measured on a DC bus with a determined limiting value by a comparator (10). Slope of an internal ramp (R) is forced to zero value when the voltage value is higher than the limiting value, in ...  
JP4912516B2
Included are a power converter 2 for driving an induction machine 1, a control unit 40 for controlling the power converter 2, and a brake force command computing unit 6 for computing a brake force command. The control unit 40 includes a ...  
JP2012066084A
To prevent partial discharge between coils in a gradient magnetic field coil assembly for Magnetic Resonance Imaging and Spectroscopy (MRIS).The assembly 2A includes a first coil layer including a first conductive coil part 3X and a seco...  
JP2012055981A
To stop a servo motor immediately with a dynamic brake and a mechanical brake, while controlling a load on a connection part between the servo motor and a reducer, when an angle sensor falls in an abnormality.When the abnormality of the ...  
JP4902514B2
To detect resistor disconnection without enlarging a circuit scale. Output of a main power generator 2 is converted into a DC current by a commutator 3 and a smoothing capacitor 4 so as to drive an AC electric motor 6 by converting the D...  
JP2012052320A
To provide an electric construction machine capable of starting an electric motor even when a temporary step-down occurs in an external power source when starting the electric motor.The electric construction machine includes an electric ...  
JP4898275B2  
JP2012050333A
To provide a driving device for permanent magnet synchronous motors capable of reducing the cost by suppressing a regeneration voltage generated when the permanent magnet synchronous motor is rotated forcibly without increase of the numb...  
JP2012050332A
To provide a driving device for permanent magnet synchronous motors capable of reducing the cost by suppressing a regeneration voltage generated when the permanent magnet synchronous motor is rotated forcibly without increase of the numb...  
JP2012050165A
To prevent damage of a stator winding of a motor even when seizure occurs in a contact of a motor drive switch.In the motor drive switch, in starting operation of the motor, timing when a first contact 21 is switched to a terminal (3) on...  
JP2012050249A
To provide a motor driving device capable of surely reducing a deceleration time within a variable speed operation range in a simple configuration.The motor driving device comprises: an AC motor 2 that drives a machine with square torque...  
JP4893075B2  
JP2012041905A
To provide a fan motor used for an all air system (duct system) air conditioner and useful for energy saving.The fan motor 1 is provided with a shaft 21 connected to the fan 11a of a blower 11 and a motor body 22 for rotatively driving t...  

Matches 1,501 - 1,550 out of 13,774