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Class 318/444 - Variable periods or intervals between controlling operations


Subclass of Class 318 - Electricity: motive power systems
Definition: Subject matter in which means are provided for changing
No. of patents: 255
Last issue date: 12/13/2011


1              
NumberTitleIssue Date
8076887Wiper controller
A wiper controller which detects the raindrops adhered onto the windshield glass G of the vehicle to control the wiper based on the detected result is provided with a wiped water measurement unit for calculating an amount of water wiped by the wiper, a wiper operati...
12/13/2011
8044625Wiper apparatus
A wiper apparatus includes: a wiper switch; an operation state detection device; a control device having an output section and an input section; a wiper motor; and a power supply. The wiper motor and the control device are connected by a single signal line; the oper...
10/25/2011
7696710Method of sensing an amount of moisture on a surface of a substrate with temperature compensation
A method for determining an amount of moisture on a surface of a substrate includes a step of transmitting a transmitter signal to generate a wave. The transmitter signal has a first phase. The wave is propagated to vibrate the surface. Vibrations in the surface are...
04/13/2010
7622878Wiper unit controller and method for controlling wiper unit
A wiper unit controller for performing wiping at an accurate intermittent wipe cycle. The controller stores a maximum resistance value of a variable resistor having a resistance value that varies in accordance with the intermittent wipe cycle. When a reference time ...
11/24/2009
7466097Wiper control method and wiper control device
A wiper control method and a wiper control device are provided which can smoothly respond to rapid change of a rainfall situation at passage of a rainfall shutoff environment such as a tunnel. A wiping state control part 42 determines entry of a vehicle into ...
12/16/2008
7427844Switch assembly, electric machine having the switch assembly, and method of controlling the same
A pump assembly for pumping a liquid and a method of controlling the pump assembly. The pump assembly includes a motor coupled to a pump, and an electronic switch assembly electrically connected to the motor to control the current through the motor. The electronic s...
09/23/2008
7420346Drive arrangement for a wiper device for windows of motor vehicles
The invention relates to a drive arrangement of a wiper device for windows of motor vehicles with at least two swivel-mounted wiper arms (18, 20) that are connected to one another via a crank mechanism, wherein one of the wiper arms (18) is directly co...
09/02/2008
7392565Tandem windshield wiper system with bellcrank linkage
A tandem windshield wiper system including a first windshield wiper assembly having a first lever arm that is adapted to operatively move in a repeated wiping motion across the surface of a windshield. A second windshield wiper assembly having a second lever arm is ...
07/01/2008
7389561Tandem windshield wiper system with direct drive motor
A tandem windshield wiper system that includes at least one brushless DC motor to provide drive torque through an output that is rotatable about the longitudinal axis of the motor. A first windshield wiper assembly having a first lever arm is driven by the motor abo...
06/24/2008
7361998Energy harvesting for wireless sensor operation and data transmission
A device for powering a load from an ambient source of energy is provided. The device includes an energy harvesting device for harvesting energy from the ambient source of energy wherein the rate energy is harvested from the ambient source of energy is below that re...
04/22/2008
7356395Inter-device communication system
An inter-device communication system for a wiper control apparatus that includes a rain detection device and a wiper driving device includes communication circuits having a transmission line for unidirectionally sending a rain detection signal to the wiper driving d...
04/08/2008
7345444Intermittent washer
A window washer control system and method administers fluid intermittently to a window based on an intermittent setting. A washer switch includes a plurality of frequency settings for varying a time interval between fluid administering events. The fluid level in a w...
03/18/2008
7345445Automatic snow removal wiper system
A wiping system for use on a vehicle window comprises a window wiper assembly positioned proximate the window, a first sensor for detecting the presence of moisture on the window and a second sensor for detecting if the vehicle has been remotely started. A controlle...
03/18/2008
7343241Security software layer protection for engine start
An engine start security control system for a vehicle having a transmission that is driven by an engine includes a first module that generates a first engine start flag based on an internal mode switch (IMS) signal and a second module that generates a second engine ...
03/11/2008
7325934Image sensing system for a vehicle
An image sensing system for a vehicle includes an imaging sensor having a two-dimensional array of light sensing photosensor elements, and a logic and control circuit having an image processor for processing image data derived from the imaging sensor. The logic and ...
02/05/2008
7325935Image sensing system for a vehicle
An image sensing system for a vehicle includes an imaging sensor comprising a two-dimensional array of light sensing photosensor elements. The system includes a logic and control circuit comprising an image processor for processing image data derived from the imagin...
02/05/2008
7323842Rotating electrical machine
A rotating electrical machine has a housing with a shaft mounted rotatably in it. A rotor is fixed to the shaft and has a plurality of magnetic poles. A stator is positioned about the rotor and has a winding. A switch is mounted within the housing and has a first po...
01/29/2008
7311406Image sensing system for a vehicle
An image sensing system for a vehicle includes an imaging sensor comprising a two-dimensional array of light sensing photosensor elements, preferably formed on a semiconductor substrate, and a logic and control circuit, preferably with at least a portion of the logi...
12/25/2007
7307395Safety device for a sliding panel driven by an electrical motor and method for implementing such a device
The invention concerns a sequential safety system associated with a moving closing panel driven so as to slide by an electric motor (6), this safety system including means (20) exploiting the signal originating from an optical fiber to stop and reverse...
12/11/2007
7298110Integrated motor monitoring system
An integrated motor monitoring system includes a housing and a motor disposed within the housing, the motor being configured to provide a power output. The integrated motor monitoring system also includes at least one monitoring device communicatively coupled to the...
11/20/2007
7294986Reversing motor windshield wiper system
A reversing wiper motor system has a first detector including a detectant which rotates in synchronism with the wiper. The detector physically identifies a plurality of distinct angular zones across the entire range of motion of the wiper, including a wiper park zon...
11/13/2007
7263875Multi-layer windshield moisture detector
A moisture detection system includes a moisture detector having a first electrical conductor, a first substrate having the first electrical conductor disposed on one surface thereof, a spacing layer coupled to the other surface of the first substrate, a second subst...
09/04/2007
7259532Power window apparatus with function of pinching detection
An MCU monitors changes in motor rotating speed from the motor start so as to detect a peak of the motor rotating speed, and when the peak of the motor rotating speed is detected, it measures a period of time Ta from the motor start to the time, at which the decreas...
08/21/2007
7256565Wiper system using two wipers
A wiper system using two wipers and two wiper motors, which drive the wipers and of which at least one first wiper motor forms a sub-assembly with an electronic control unit. The second wiper motor is a rotary motor having only one sensory system for detecting the a...
08/14/2007
7248010Wiper controller for controlling windshield wiper
A wiper controller includes: a sensor for detecting a waterdrop on a windshield; a wiper for wiping the windshield; and control means for controlling operation of the wiper. The control means monitors a waterdrop reflection when the sensor detects the waterdrop. The...
07/24/2007
7227093Automotive windshield wiper switch
Since a MIST position is set to be positioned next to an AUTO position, when a control lever is operated from the AUTO position to the MIST position, the control lever can be so operated through one step without having to pass through another operation mode position...
06/05/2007
7204130Windshield moisture detector
A moisture detector can include a first elongated conductor disposed on a substrate. The first conductor can define a zigzag path between the opposite ends thereof. A second conductor can also be disposed on the substrate at least partially surrounding the first con...
04/17/2007
7199541Method of controlling an electric motor with oscillating output shaft, particularly for automobile wiper systems, and the arrangement of that electric motor
A method for controlling an electric motor for an automobile wiper system includes a calibration curve in which data is converted into the angular value of the position of an output shaft and a correction is made depending upon a direction and magnitude of deviation...
04/03/2007
7199346Moisture sensor and windshield fog detector
A control system is disclosed for automatically detecting moisture on the windshield of a vehicle. The automatic moisture detecting system includes an optical system for imaging a portion of the windshield onto an image array sensor, such as a CMOS active pixel sens...
04/03/2007
7171718Direct drive windshield wiper assembly
A windshield wiper assembly including at least one motor having an output shaft and a windshield wiper operatively connected to the output shaft. The motor includes a stator adapted to provide an electromagnetic flux and a rotor assembly supported for rotation about...
02/06/2007
7173395Inverter unit grounding method and inverter unit
A circuit system that includes a sensor circuit for a sensor that detects the state of a motor is provided in an inverter unit for driving the motor. A 0V of the circuit system is connected with a shield braid of a shielded cable that connects the sensor circuit and...
02/06/2007
7166979Method for controlling a windscreen-wiping device, and windscreen-wiping device for a motor vehicle
A method for the open-loop control of a wiper system (10), and a wiper system (10), in particular for a motor vehicle includes at least one drive device (16), at least one gear (14), which switches the motion of the drive device (16
01/23/2007
7159688Electric power steering device
In an electric power steering apparatus that urges a steering shaft or a rack shaft with an assist load using the drive force of a motor by a transmission mechanism via reduction gears, the reduction gears includes a rotation angle sensor assembled integrally therew...
01/09/2007
7154241Wiper control method and wiper control device
There are provided a wiper control method and a wiper control device in which unnecessary wiping operation is not performed. When a fixed amount of water passing through a detection area 4, the water being carried by the wiping operation of a wiper 5
12/26/2006
7148634Synchronization device particularly for at least two windshield wipers
A synchronization device particularly for at least two windshield wipers, comprising at least two wipers, each of which is composed of a blade that is kinematically connected to an electric motor or gearmotor in order to oscillate between two preset positions; eleme...
12/12/2006
7131754Automatic headlamp control
An automatic headlamp control system includes an image sensor and a control. The image sensor captures an image of a forward exterior scene and the control processes the image to determine if any light sources in the captured image are indicative of headlamps of onc...
11/07/2006
7132939Integrated self-powered tire revolution counter
A self-powered tire revolution counter includes a motion sensitive power generation mechanism, a power conditioner, a pulse detector, a microcontroller, and, optionally, a radio frequency (RF) transmitting device. In one exemplary embodiment, the power generation me...
11/07/2006
7122982DC motor rotation information detecting device
A rotation information detection device detects rotation information of a DC motor based on a surge component waveform superimposed on a voltage waveform between the terminals of the DC motor or a current waveform of the DC motor, a circuit is provided which supplie...
10/17/2006
7116072Motorized barrier operator system for setting a down force adjustment to a minimum value and method for programming the same
A method and system for setting a downward force adjustment exerted by a barrier is disclosed. As is known, the barrier operator initiates corrective action if a detected obstruction force is deemed excessive. The inventive method and system comprises pre-setting a ...
10/03/2006
7098618Rain detection system and method of controlling the same
A rain detection system generates an operation signal for operating a wiper system on a window based on a detected window condition. The rain detection system includes a detection mechanism for intermittently detecting an amount of liquid on the window, a calculatio...
08/29/2006
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