Patent application number | Description | Published |
20090119866 | Wiper apparatus control method and wiper control system - A wiper apparatus ( | 05-14-2009 |
20090125183 | Wiper apparatus control method and wiper control system - A wiper apparatus ( | 05-14-2009 |
20100037416 | WIPER DRIVING APPARATUS - The present invention relates to a wiper apparatus in which it is easy to replace a wiper blade without this leading to any erroneous operation. When a wiper operation has been stopped by a wiper driving apparatus | 02-18-2010 |
20120176073 | WIPER MOTOR - In a wiper motor including a motor unit having a rotating shaft, and a gear unit having a speed reduction mechanism for reducing and outputting the speed-reduced rotation, a first speed reduction gear forming a speed reduction mechanism is provided to one end side of a rotating shaft, a sensor magnet is fixed to the other end side of the rotating shaft, a control board is provided so as to face the other end side of the rotating shaft from the axial direction of the rotating shaft, a MR sensor for detecting a rotational state of the rotating shaft is provided to a facing portion of the control board to the sensor magnet, and coil end portions of coils configured to generate an electromagnetic force for rotating the rotating shaft on the basis of supply of drive current from the control board is electrically connected to the control board. | 07-12-2012 |
20120325265 | WIPER CONTROL DEVICE AND WIPER CONTROL METHOD - A point value corresponding to a load state of an electric motor is set. The load state of the electric motor is detected so as to calculate a load point value of the electric motor and accumulate the load point values (S | 12-27-2012 |
20130081221 | WIPER DRIVING APPARATUS - The present invention relates to a wiper apparatus in which it is easy to replace a wiper blade without this leading to any erroneous operation. When a wiper operation has been stopped by a wiper driving apparatus | 04-04-2013 |
20140125255 | MOTOR CONTROL DEVICE - A motor control device which controls rotation of a motor to which an object to be controlled is connected through a link mechanism, the motor control device comprising: a parameter input means configured to input information about operation start and end positions of the object to be controlled and parameters necessary for controlling the motor including at least rotation speed information of the motor; a position detection means configured to detect a position of the object to be controlled; and a driving control means configured to calculate a deceleration start position from the information about the operation start and end positions to drive the motor, and to perform a subtraction operation on the target rotation speed when it is detected that the object to be controlled has reached the deceleration start position to drive the motor. | 05-08-2014 |
20140139148 | MOTOR CONTROL DEVICE - A motor control device is provided which controls a motor by performing switching between forward rotation and reverse rotation so as to cause an object to be controlled to reciprocate, the motor control device including a lead angle map storage unit configured to store a lead angle map in which a motor rotation speed and a lead angle to be set are associated for each of the forward rotation and the reverse rotation, a target rotation speed-setting unit configured to set a target rotation speed of the motor based on an input signal from outside, a lead angle-setting unit configured to obtain the lead angle associated with the set target rotation speed by referring to the lead angle map and set the lead angle as a lead angle of the motor, and a driving control unit configured to control rotation of the motor so as to achieve the set target rotation speed and the set lead angle. | 05-22-2014 |