Patent application number | Description | Published |
20080210020 | Impact Sensor System For Pedestrian Protection - An impact sensor system for pedestrian protection comprises at least one foil-type switching element having a plurality of active areas. The foil-type switching element comprises at least a first carrier foil and a second carrier foil arranged at a certain distance by means of at least one first spacer, wherein said at least one first spacer comprises a plurality of recesses defining at least a first part of said active areas. In each active area, at least two electrode structures are arranged between said first and second carrier foils in such way that in re-sponse to a force acting on the active area of the switching element, the first and second carrier foils are pressed together against the reaction force of the elastic carrier foils and that, above a predetermined activation threshold force, an electrical contact is established between the at least two electrode struc-tures. According to the invention said foil-type switching element is configured such that the activation threshold force of a first group of said plurality of active areas is different from an activation threshold force of a second group of said plurality of active areas. | 09-04-2008 |
20080266070 | Classification Method for Pedestrian Protection System - In order to provide a fast and reliable classification of an impact, the present invention proposes a method for the classification of an impact between an object and a vehicle, comprising the steps of detecting an initial contact between said object and said vehicle; recording a width data relating to a width of an impact zone between the object and the vehicle; processing said width data for determining the width of said impact zone a predetermined time interval after the initial contact; forming a first criterion for deciding whether the object is a pedestrian by identifying if the determined width of the impact zone lies between predetermined lower and upper first threshold values; determining that the object is human if said first criterion is met. | 10-30-2008 |
20090057109 | COLLISION RECOGNITION DEVICE FOR A VEHICLE - A collision recognition device for a vehicle is proposed, comprising a pressure sensor with a first electrode and a second electrode, both having first and second ends, the second end of the first electrode being connected to a first terminal of a first resistor, the second end of the second electrode being connected to a first terminal of a second resistor During use, a first voltage V | 03-05-2009 |
20100188242 | AUTOMOTIVE VEHICLE WITH SYSTEM FOR DETECTING THE PROXIMITY OF AN OCCUPANT - An automotive vehicle has arranged therein a vehicle seat and is equipped with an occupant detection system for detecting whether an occupant is present on the vehicle seat, the system including a first antenna electrode arranged in the seat and a first sensing circuit associated with the seat, where the first sensing circuit includes an oscillation circuit operatively connected to the first antenna electrode for applying to the first antenna electrode a first oscillating signal and a first current detection circuit connected to the first antenna electrode for determining a current flowing into the first antenna electrode in response to the first oscillating signal being applied thereto, where the current flowing in the first antenna electrode indicates whether an occupant is present on the vehicle seat, and when in operation, the first sensing circuit codes the information whether an occupant is present on the vehicle seat into a first output signal which is output and which may be supplied to a restraint system control unit, the vehicle being further equipped with an appliance including an appliance control device arranged in the vehicle compartment at a location where an occupant of the seat can interact with it, a second antenna electrode is arranged with the appliance control device and a second sensing circuit is associated therewith, where the second sensing circuit is separate from the first sensing circuit and includes an electric signal detection circuit connected to the second antenna electrode and configured for determining an electric signal induced in the second antenna electrode in response to an electric field, which is radiated from an antenna electrode in the vehicle seat, being capacitively coupled into the second antenna electrode, the electric signal induced in the second antenna electrode indicates whether an occupant of the vehicle seat has a part of their body proximate to the appliance control device, and, when in operation, the second sensing circuit codes the information whether an occupant of the vehicle seat has a part of their body proximate to the appliance control device into a second output signal and outputs the second output signal. | 07-29-2010 |
20100294640 | FOIL-TYPE SWITCHING ELEMENT, IN PARTICULAR FOR USE IN COLLISION DETECTION SYSTEMS - A foil-type switching element comprises a first carrier foil and a second carrier foil arranged at a certain distance from each other by means of a spacer, which comprises one opening ( | 11-25-2010 |
20100327638 | VEHICLE SEAT WITH CAPACITIVE OCCUPANT DETECTION SYSTEM - A vehicle seat is provided in combination with a seat heater and a capacitive occupant detection system. The seat heater comprises a seat heating element disposed in the vehicle seat while the capacitive occupant detection system comprises a measurement circuit and an electrode arrangement, which is also disposed in the vehicle seat. The electrode arrangement includes a sensing electrode and a shielding electrode. The measurement circuit is operatively connected to the sensing electrode and to the shielding electrode and configured to keep the sensing electrode and the shielding electrode at substantially the same electric potential during the capacitive measurement. Of the seat heating element, the sensing electrode and the shielding electrode, the seat heating element is closest to a seating region of the vehicle seat and the sensing electrode is arranged between the seat heating element and the shielding electrode. | 12-30-2010 |
20150048845 | CAPACITIVE DETECTION DEVICE - A capacitive detection device ( | 02-19-2015 |
Patent application number | Description | Published |
20110139476 | GARDEN TOOL HAVING AT LEAST ONE WORKING BLADE - The invention relates to a garden tool having at least one working blade for performing a cutting operation. The garden tool includes a user control part for user activation of the garden tool. A drive unit generates a working motion of the at least one working blade which has a blade region for a linear and/or oscillating working motion of the at least one driven working blade An electronic unit acts upon the drive unit with at least control and/or regulating signals, and an operating voltage unit furnishes an electrical energy supply to the electronic unit. It is proposed that the drive unit includes at least one excitation actuator having a volume of excitation-active material, which actuator is electrically supplied in operation by the operating voltage unit and is controlled or regulated by the electronic unit. | 06-16-2011 |
20110202307 | Method and System for Recognizing the Working Range of a Mobile Tool - A method for recognizing the operating range of a mobile, autonomous implement, in which the operating range assigned to the implement is limited by a border which can be used as an electrical conductor loop, and the implement recognizes the operating range by detecting signals from the conductor loop, wherein an additional, non-wired, external signal is used for controlling the implement. | 08-18-2011 |
20130154688 | Method for Detecting a Working Area and Device Therefor - A method for detecting a position with respect to a mobile working machine includes providing a current signal in a boundary conductor, which surrounds the defined area, in accordance with a boundary signal that is provided, the boundary signal corresponding to a pseudo-accident signal; and receiving a detection signal of a magnetic field. The method further includes generating a reconstructed boundary signal from the detection signal; providing a reference signal which has a bit pattern corresponding to the boundary signal provided; carrying out a correlation method in order to determine a time-based correlation offset between the reference signal and the reconstructed boundary signal and a correlation value between the reference signal and the reconstructed boundary signal, which are displaced in relation to each other by the correlation offset determined; and determining a position inside or outside the defined area as a function of the correlation value determined. | 06-20-2013 |
20140048298 | HAND-HELD POWER TOOL, IN PARTICULAR BATTERY-POWERED SCREWDRIVER - A hand-held power tool includes a drive device in a housing. The drive device is intended to drive a tool accommodated in a tool-accommodating region. An adjusting motion of the hand-held power tool by the user is detected via a sensor device. A controlled variable for setting the drive device is generated in an open-loop or closed-loop control device in the hand-held power tool according to the detected adjusting motion. | 02-20-2014 |
20140242907 | System having a Boundary Conductor Unit and an Independent Mobile Unit - A system has a boundary conductor unit, which is intended to emit a boundary signal, and an at least partially independent mobile unit, which is intended to detect a boundary provided by the boundary conductor unit by means of cross-correlation. It is proposed that the mobile unit has at least one receiving unit which is intended to receive data transmitted by means of the boundary signal. | 08-28-2014 |
20140324246 | AUTONOMOUS WORKING DEVICE - An autonomous working device, in particular an autonomous lawn mower, is configured to travel across a surface that is to be worked. The working device includes a processing unit configured to divide the surface that is to be worked into at least two dynamic partial surfaces to be traveled across separately by the working device. | 10-30-2014 |