Drews, DE
Antje Drews, Dresden DE
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20080219923 | Method and Kit for the Production of Particles Labelled with Rhenium-188 - Rhenium-188 labeled particles are produced by suspending particles of an organic polymer or a biopolymer in a solution wherein the solution contains a water-soluble tin-II salt and a Re-188 perrhenate salt with a radioactivity of 1,000 MBq to 60,000 MBq and wherein the solution has initially a pH value of pH 1 to pH 3; heating the solution of step a) to 80° C. to 100° C.; and, after 45 minutes to 70 minutes of heating, increasing and adjusting the pH value to a pH value of pH 5 to pH 8.5. | 09-11-2008 |
Christiane Drews, Muenchen DE
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20130105626 | CHANGING CUBICLE IN AN AIRCRAFT AND METHOD FOR RETROFITTING AN AIRCRAFT WITH A CHANGING CUBICLE | 05-02-2013 |
Dietrich Drews, Selzen DE
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20100001449 | Holding and turning device for touch-sensitive flat objects - A holding/turning device for touch-sensitive flat objects, in particular wafers, with a distance positioning device which is arranged for holding the object perpendicular to the object plane at a defined distance, a lateral positioning device, arranged for positioning the object in the object plane and for rotating together with the object about a rotational axis perpendicular to the object plane, and with a rotational drive, coupled with the lateral positioning device, providing a driving force for rotating the object about the rotational axis, wherein the driving force can be applied to the object by means of the lateral positioning device. The distance positioning device has means for holding the object without involving contact, and is decoupled from the rotational drive in such a way that the distance positioning device does not rotate together with the object. | 01-07-2010 |
Dirkjoachim Drews, Plankstadt DE
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20100062389 | ARRANGEMENT COMPRISING AN INSTRUMENT FOR THE PREPARATION OR EXECUTION OF THE INSERTION OF AN IMPLANT - The invention relates to an arrangement comprising an instrument for the preparation or execution of the insertion of an implant, particularly dental implant, comprising a template, which can be placed on a bone or the tissue surrounding said bone, particularly mucous membrane. The template, or a first sleeve arranged within the template, comprises a through-recess, through which the instrument can be guided at least partially. The arrangement is to be refined in order to provide exact alignment and guidance of the instrument and easy handling. For this purpose, it is proposed to arrange a second sleeve that is axially displaceable on the instrument. Said sleeve is axially fixed in a base position by means of automatically releasable connecting elements with predetermined retaining force such that when the retaining force is exceeded, the connecting elements can be automatically released and the second sleeve can be axially displaced on the instrument. The instrument, together with the axially fixed second sleeve, can be inserted in the continuous recess and is guided and/or aligned in the template via the outer surface of the second sleeve, the surface being adapted to the inner surface of the recess. | 03-11-2010 |
Frank Drews, Roethenbach DE
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20160096431 | Accelerator Force Feedback Pedal (AFFP) as Assistance System for Distance Control in Traffic - A driver of a vehicle applies an actuation force to an accelerator device such as an accelerator pedal or a twist-grip throttle of the vehicle to deflect the accelerator device to an actual deflection angle (φ | 04-07-2016 |
Frank Drews, Rothenbach DE
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20120079912 | SPEED REGULATION METHOD AND DEVICE - A method for regulating motor vehicle speed by a pedal system having a force resetting device, including a pedal lever with a pedal return spring which can move the pedal lever to its zero position, an electric motor pivotable about a center of rotation which, when energized, can apply a resetting force to the pedal lever in the zero position direction, a motor return spring resets the electric motor in the zero position direction of the electric motor, and a control unit for controlling the electric motor. When the electric motor is de-energized, the pedal return spring, the motor return spring and a hysteresis element generate a passive pedal characteristic curve (PPCC). The PPCC can be changed by energizing the electric motor, and is variable additively at maximum with the available torque of the electric motor and substractively in the region of the spring constant of the motor return spring. | 04-05-2012 |
20120096976 | COMPACT PEDAL SYSTEM FOR A MOTOR VEHICLE - A pedal system that has a force resetting device essentially including a pedal lever with a pedal return spring that can bring the pedal lever into the neutral position (PN), an electric motor that can be swiveled about a pivot (M) and can, in the energized state, apply a resetting force (F) to the pedal lever in the direction of the neutral position (PN) of the pedal lever, a motor return spring for resetting the electric motor in the direction of the neutral position (MN) of the electric motor, and a control unit for controlling the electric motor. The electric motor includes a rotor and a stator which is arranged on the shaft of the electric motor, between the rotor and the drive disk. | 04-26-2012 |
20120167708 | DEVICE FOR GENERATING AN ADDITIONAL RESTORING FORCE AT THE GAS PEDAL AND METHOD FOR THE OPERATION THEREOF - A device and method for generating an additional restoring force at the gas pedal for motor vehicles, wherein a change in position of the gas pedal relative to its initial position, brought about by a corresponding activation force counter to a restoring force, leads to an increase in the driving force of the drive engine, and when the activation force diminishes a restoring force returns the gas pedal in the direction of its initial position. An actuator element is provided which applies an additional restoring force which acts in the restoring direction of the gas pedal. For energy efficiency, the invention provides that the magnitude of the additional restoring force (F) acting on the gas pedal is configured such that the gas pedal assumes a position which moves the operating point of the drive engine into a region with a relatively high efficiency level. | 07-05-2012 |
20120279347 | DEVICE FOR GENERATING AN ADDITIONAL RESET FORCE ON A GAS PEDAL AND METHOD FOR THE OPERATION THEREOF - A device for generating an additional reset force on the gas pedal for motor vehicles, wherein a position change of the gas pedal relative to the initial position thereof, induced by a corresponding actuating force, against a reset force leads to an increase in the motive power of the engine and, when there is a decrease in the actuating force, a reset force moves the gas pedal back in the direction of the initial position thereof, and wherein an actuator is provided, which applies an additional reset force that acts in the reset direction of the gas pedal, and wherein the motor vehicle has a unit for determining the shifting point of a manually shifted transmission. Moreover, the invention relates to a method for operating the device according to the invention. | 11-08-2012 |
20130186229 | METHOD FOR OPERATING AN ACCELERATOR PEDAL UNIT FOR MOTOR VEHICLES - A method for operating an accelerator pedal unit for motor vehicles, wherein a change in position of the pedal plate, which is brought about by a corresponding activation force, with respect to the starting position of said pedal plate counter to a restoring force of a pedal restoring spring brings about an increase in the driving force of the drive motor of the motor vehicle, and when the activation force diminishes the restoring force of the pedal restoring spring moves the pedal plate back in the direction of its starting position, wherein an electromechanical actuator which can be actuated externally is arranged in such a way that an additional restoring force acting on the pedal plate can be set. | 07-25-2013 |
Hartmuth Drews, Pinneberg DE
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20110042957 | Water Wheel Comprising a Built-In Generator - In a water wheel with an integrated electrical generator, a ring element for forming a rotor is rigidly concentrically connected with the water wheel. The ring element is assembled of modular individual segments with inserted permanent magnets. At least one corresponding partial ring as a stator is allocated to the rotor, whereby each partial ring carries electrical coils in correlation to the permanent magnets of the ring element of the rotor. The partial rings of the stator are stationarily mounted by holding elements on support struts of the water wheel. | 02-24-2011 |
20120262036 | Water Wheel for Generating Power - It is provided to embody as a modularly constructed system, a waterwheel for power generation via generators with transversely extending water blades as hinged or folding blades. In this regard it is provided to arrange the water blades over a truss framework. The truss framework for each water blade is formed by a transversely extending prism-like arrangement of plural connected struts as transverse supports, whereby these are connected at node points by longitudinal rods, and at least one strut of the transverse supports is connected with the wheel rim. In that regard, a longitudinal rod located at the top and arranged over the transverse supports is embodied for the rotatable support of a pivotably received water blade via a mounting receiver and a longitudinal rod is allocated as a counter support for the water blade in its working position. Simultaneously this longitudinal rod serves for limiting a pivoting motion of the neighboring water blade in the turbulent region. | 10-18-2012 |
Ing Lutz Drews, Dransfeld DE
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20090107957 | High-voltage circuit breaker - Described is a high-voltage circuit breaker provided with two opposite-arranged arcing contacts, which are surrounded by an insulating nozzle. Furthermore provided are two main contacts, arranged opposite each other outside of the insulating nozzle, with respectively one of these contacts being assigned to one of the two arcing contacts. The high-voltage circuit breaker is provided, in at least one embodiment, with at least one device for diverting an insulating gas flow from the region between the two arcing contacts, wherein a respective insulating gas flow is conducted outside of the insulating nozzle and in the direction toward the main contacts. A diverting device is provided, which is equipped with a mechanism for diverting insulating gas from the insulating gas flow that is diverted from the region between the two arcing contacts, such that the two insulating gas flows moving from both directions toward the main contacts have approximately the same effect on the insulating gas that is present in the region of the two main contacts, thereby ensuring that the insulating gas is not displaced significantly in this region. | 04-30-2009 |
Juergen Drews, Pirna DE
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20090075167 | BATTERY OPERATED DEVICE, IN PARTICULAR IMPLANTABLE MEDICAL-ELECTRONIC DEVICE - Battery-operated device, having an electrically operated functional unit and an electrochemical voltage source, which are housed together in an essentially gas-tight device housing, the electrochemical voltage source having an electrolyte based on an ionic liquid and a coating-free plastic battery housing. | 03-19-2009 |
20100055566 | ACTIVE ELEMENT AND BATTERY AS WELL AS METHOD FOR THE PRODUCTION THEREOF - The present invention relates to an active element for a battery whose material contains copper oxyphosphate and an additive improving the conductivity. The proportion of the additive improving the conductivity in the material is between 3 and 7 wt. %, preferably between approximately 3 wt. % and approximately 5 wt. %, and the proportion of the copper oxyphosphate in the material adds up to 100 wt. %. The invention additionally relates to a battery having an active element of this type as well as a method for producing an active element of this type and a battery of this type. The battery according to the invention is suitable in particular for use in medical implants. | 03-04-2010 |
Jürgen Drews, Pirna DE
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20100243102 | METHOD AND DEVICE FOR PRODUCING ELECTRODES FOR BATTERIES - A method and device for producing a battery electrode ( | 09-30-2010 |
Jürgen Drews, Pirna DE
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20100243102 | METHOD AND DEVICE FOR PRODUCING ELECTRODES FOR BATTERIES - A method and device for producing a battery electrode ( | 09-30-2010 |
Jürgen Drews, Frankfurt DE
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20090179303 | Vertical Bipolar Transistor - A vertical heterobipolar transistor comprising a substrate of semiconductor material of a first conductivity type and an insulation region provided therein, a first semiconductor electrode arranged in an opening of the insulation region and comprising monocrystalline semiconductor material of a second conductivity type, which is either in the form of a collector or an emitter, and which has a first heightwise portion and an adjoining second heightwise portion which is further away from the substrate interior in a heightwise direction, wherein only the first heightwise portion is enclosed by the insulation region in lateral directions perpendicular to the heightwise direction, a second semiconductor electrode of semiconductor material of the second conductivity type, which is in the form of the other type of semiconductor electrode, a base of monocrystalline semiconductor material of the first conductivity type, and a base connection region having a monocrystalline portion which in a lateral direction laterally surrounds the second heightwise portion, which is further towards the substrate interior as viewed from the base, of the first semiconductor electrode, and which rests with its underside directly on the insulation region. | 07-16-2009 |
20100207216 | CORROSION-RESISTANT MEMS COMPONENT AND METHOD FOR THE PRODUCTION THEREOF - An MEMS component including a monolithically integrated electronic component with a multi-plane conductor track layer stack which is arranged on a substrate and into which is integrated a cantilevered elastically movable metallic actuator which is arranged in the multi-plane conductor track layer stack at the level of a conductor track plane and is connected by via contacts to conductor track planes which are arranged thereabove or therebeneath and which apart from an opening in the region of the actuator are separated from the conductor track plane of the actuator by a respective intermediate plane insulator layer, wherein the actuator is formed from a metallically conductive layer or layer combination which is resistant to corrosive liquids or gases and which contains titanium nitride or consists of titanium nitride. | 08-19-2010 |
Jürgen Drews, Frankfurt Oder DE
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20090206335 | Bipolar complementary semiconductor device - The invention relates to a BiCMOS device comprising a substrate having a first type of conductivity and a number of active regions that are provided therein and are delimited in a lateral direction by flat field-insulating regions. Vertical npn bipolar epitaxial base transistors are disposed in a first partial number of the active regions while vertical pnp bipolar epitaxial base transistors are arranged in a second partial number of the active regions of the BiCMOS device. One transistor type or both transistor types are provided with both a collector region and a collector contact region in one and the same respective active region. In order to improve the high frequency characteristics, an insulation doping region that is configured so as to electrically insulate the collector and the substrate is provided between the collector region and the substrate exclusively in a first transistor type in which the type of conductivity of the substrate corresponds to that of the collector region. In addition, the collector region of the first transistor type or both transistor types is laterally delimited by the flat field-insulating regions. | 08-20-2009 |
Jürgen Drews, Frankfurt DE
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20090179303 | Vertical Bipolar Transistor - A vertical heterobipolar transistor comprising a substrate of semiconductor material of a first conductivity type and an insulation region provided therein, a first semiconductor electrode arranged in an opening of the insulation region and comprising monocrystalline semiconductor material of a second conductivity type, which is either in the form of a collector or an emitter, and which has a first heightwise portion and an adjoining second heightwise portion which is further away from the substrate interior in a heightwise direction, wherein only the first heightwise portion is enclosed by the insulation region in lateral directions perpendicular to the heightwise direction, a second semiconductor electrode of semiconductor material of the second conductivity type, which is in the form of the other type of semiconductor electrode, a base of monocrystalline semiconductor material of the first conductivity type, and a base connection region having a monocrystalline portion which in a lateral direction laterally surrounds the second heightwise portion, which is further towards the substrate interior as viewed from the base, of the first semiconductor electrode, and which rests with its underside directly on the insulation region. | 07-16-2009 |
20100207216 | CORROSION-RESISTANT MEMS COMPONENT AND METHOD FOR THE PRODUCTION THEREOF - An MEMS component including a monolithically integrated electronic component with a multi-plane conductor track layer stack which is arranged on a substrate and into which is integrated a cantilevered elastically movable metallic actuator which is arranged in the multi-plane conductor track layer stack at the level of a conductor track plane and is connected by via contacts to conductor track planes which are arranged thereabove or therebeneath and which apart from an opening in the region of the actuator are separated from the conductor track plane of the actuator by a respective intermediate plane insulator layer, wherein the actuator is formed from a metallically conductive layer or layer combination which is resistant to corrosive liquids or gases and which contains titanium nitride or consists of titanium nitride. | 08-19-2010 |
20140000344 | MEMS-Microviscometer | 01-02-2014 |
Jürgen Drews, Frankfurt Oder DE
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20090206335 | Bipolar complementary semiconductor device - The invention relates to a BiCMOS device comprising a substrate having a first type of conductivity and a number of active regions that are provided therein and are delimited in a lateral direction by flat field-insulating regions. Vertical npn bipolar epitaxial base transistors are disposed in a first partial number of the active regions while vertical pnp bipolar epitaxial base transistors are arranged in a second partial number of the active regions of the BiCMOS device. One transistor type or both transistor types are provided with both a collector region and a collector contact region in one and the same respective active region. In order to improve the high frequency characteristics, an insulation doping region that is configured so as to electrically insulate the collector and the substrate is provided between the collector region and the substrate exclusively in a first transistor type in which the type of conductivity of the substrate corresponds to that of the collector region. In addition, the collector region of the first transistor type or both transistor types is laterally delimited by the flat field-insulating regions. | 08-20-2009 |
Manfred Drews, Grossbeeren DE
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20110131880 | AQUAPONIC SYSTEM FOR VEGETABLE AND FISH PRODUCTION - The invention relates to an aquaponic facility with closed water circulation, including at least one aquaculture unit and at least one hydroponic unit, characterized in that the aquaculture unit has at least one water outlet which is functionally connected with the hydroponic unit by a one-way valve such that water from the aquaculture unit can be supplied to the hydroponic unit, and the hydroponic unit has at least one cold trap, wherein the at least one cold trap is functionally connected with the aquaculture unit in such a way that the water obtained from the at least one cold trap can be supplied to the aquaculture unit, as well as its use. | 06-09-2011 |
Michael Drews, Olching DE
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20140294188 | Evaluation of Sound Quality and Speech Intelligibility from Neurograms - An approach is described for evaluating a selected hearing stimulation strategy in a hearing impaired patient. A healthy neurogram represents a normal auditory neural response to a selected sound input by a healthy auditory system. An impaired neurogram represents an impaired auditory neural response to the selected sound input by a hearing impaired patient auditory system using the hearing stimulation strategy. The impaired neurogram is compared to the healthy neurogram based on: i. partitioning the neurograms into corresponding temporal and frequency domain tiles, ii. determining local variability between corresponding individual tiles by comparison of selected tile features, iii. determining global variability between the neurograms by weighted averaging of the individual tile comparisons, and iv. developing from the local and global variabilities a perception estimate representing effectiveness of the selected hearing stimulation strategy in approaching normal healthy hearing for the implanted patient. | 10-02-2014 |
Michael Drews, Duesseldorf DE
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20150091731 | Rail vehicle comprising an induction smoke alarm - A rail vehicle includes an aspirating or induction smoke alarm or detector which is connected by a line to at least one aspiration or induction end piece having a defined opening cross-section for collecting air samples. At least one line piece made of flexible material extends outward from the aspiration or induction end piece in the direction of the aspirating or induction smoke alarm or detector. | 04-02-2015 |
Oliver Drews, Waldenbuch DE
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20140024489 | PLANETARY GEAR SET FOR A POWER TOOL - A planetary gear set for a power tool is described, in particular for an electrically operated hand-held power tool. The planetary gear set has multiple gear stages, the planetary wheels of a gear stage, to which a movable annulus gear is assigned, being at least supported on shafts via rolling elements, the rolling elements being held on an assigned planet carrier. | 01-23-2014 |
Peter Drews, Kassel DE
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20090171597 | Evaluation method - The invention is directed to an evaluation method for determining a power reduction due to ageing of at least one photovoltaic module at constant radiation intensity with a measurement of an electric variable that may change after a period of time such as cell current, cell voltage and/or cell power, without additional sensors for measuring the radiation intensity, with the following steps | 07-02-2009 |
20110221269 | POWER GENERATION SYSTEM COMPRISING A PLURALITY OF INVERTERS - A power generation system for feeding power from generators into an AC grid, the system comprising a plurality of inverters connected to corresponding ones of the generators, and connected to the AC grid is disclosed. The plurality of inverters forms part of a data network, wherein one of the inverters forms a communication unit for receiving feed-in parameters from a grid control system and for controlling the plurality of inverters via the data network such that the power generation system feeds power to the AC grid in accordance with the feed-in parameters. | 09-15-2011 |
20120101751 | Evaluation Method - A method for determining a power reduction due to ageing of a photovoltaic module includes measuring a variable associated with a performance of the module in one or more time periods within a given year, each time period defining a class, and constructing curves of discrete values, each power curve constructed from the measured electric variable at a plurality of times of a day within each class, and the curves constructed for a plurality of years. The method includes determining energy values based on the constructed curves for at least one class for each of the plurality of years, and determining a power reduction of the photovoltaic module with respect to one or several previous years by calculating a difference between the energy output values of a given class in a particular year and the energy output values of the given class in a year previous to the particular year. | 04-26-2012 |
Ralf Drews, Lubeck DE
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20090184244 | SYSTEM FOR PROTECTING AND/OR GUIDING PERSONS IN DANGEROUS SITUATIONS - The invention provides a system and process in which more than only one category of information must be made available in an optically simultaneously recognizable form to a person in a portable system ( | 07-23-2009 |
Roland Drews, Monheim DE
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20090012159 | HIGH PURITY BASES OF 3,3-DIPHENYLPROPYLAMINO MONOESTERS - The invention relates to a compound of general formula (I) wherein A represents deuterium or hydrogen, R represents a group selected from C | 01-08-2009 |
20090274761 | TRANSDERMAL DELIVERY OF (R)-3,3-DIPHENYLPROPYLAMIN-MONOESTERN - The invention relates to a device for transdermally administering a compound of formula (I), wherein A represents hydrogen or deuterium, R represents a group selected among C | 11-05-2009 |
20100168459 | SYNTHESIS OF PHENOLIC ESTERS OF HYDROXYMETHYL PHENOLS - The present invention provides a process for the production of a compound of formula (I) or a salt thereof, wherein R is hydrogen, a straight, branched or cyclic C | 07-01-2010 |
Ronald Drews, Birkenau DE
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20090187030 | PROCESS FOR CONTINUOUSLY PREPARING N-ETHYL-2-PYRROLIDONE (NEP) - Process for the continuous preparation of N-ethyl-2-pyrrolidone (NEP) by reacting gamma-butyrolactone (GBL) with monoethylamine (MEA) in the liquid phase, wherein GBL and MEA are used in a molar ratio in the range from 1:1.08 to 1:2 an the reaction is carried out at a temperature in the range from 320 to 420° C. and an absolute pressure in the range from 70 to 120 bar. | 07-23-2009 |