About 54 results
https://drivepatents.com/patents/989255 · 26 Jun 2013
The method involves making available a limiting load torque for normal operation by using a control device (35). A characteristic variable for the plausibility of an exceptional case is determined by the control device. Another characteristic variable for ...
https://drivepatents.com/patents/991218 · 1 May 2013
The invention relates to a method for the activation of a windscreen wiper motor (20), in which the windscreen wiper motor (20) is connected via a drive shaft (21) at least indirectly with at least one wiper blade (11, 12), which moves the at least one wip...
https://drivepatents.com/patents/994895 · 19 Dec 2012
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 (S3, S4). A wiper-device operation mo...
https://drivepatents.com/patents/998903 · 29 Aug 2012
A condensation sensing device that detects a water droplet to sense the condensation, the condensation sensing device comprising: a surface having a recesses and protrusions; and a water droplet detector that detects a water droplet guided by any of the re...
https://drivepatents.com/patents/1011955 · 15 Jun 2011
The wiper blade (140) has a vibration device for vibration stimulation of the wiper blade. The vibration device is formed to produce a vibration with a frequency in ultrasound- or infrasound range. The vibration device has an actuator element.
https://drivepatents.com/patents/1013257 · 4 May 2011
The method involves detecting the movement of a windscreen wiper by measuring an operating parameter of an electric motor. The condition of a wiper blade (111), is evaluated on the basis of the analysis of the windscreen wiper movement. The current consump...
https://drivepatents.com/patents/1015212 · 9 Mar 2011
In a speed reducing electric motor (10), a speed reducing gear unit (14) has a sensor magnet device (100), which is fixed to a worm wheel (22) and includes an inner ring magnet (102), an outer ring magnet (104) and connecting portions (106). The inner ring...
https://drivepatents.com/patents/1067941 · 26 Apr 2006
The output shaft (8) of the electric motor swings first to one end stop, the direction of the rotation of the motor then changes, whereupon the output shaft (8) is returned at a constant speed to the opposite stop, whilst in the same pre-selected constant ...
https://drivepatents.com/patents/1068916 · 29 Mar 2006
A signal processing circuit provided with an outside-light component reducing circuit capable of reducing an outside light component in the frequency separation method is provided. This is a signal detecting circuit which irradiates a pulse light from an L...
https://drivepatents.com/patents/1069134 · 22 Mar 2006
A wiper control method and a wiper control device which can stabilize wiping rhythm of a wiper while ensuring required wiping and smoothly respond to change of a rainfall situation are provided. An adhesion cycle of a raindrop adhering on a detection surfa...