Patent application number | Description | Published |
20080238188 | Method of Modulating Brake Pressures on Motorcycles - Disclosed is a method and brake system for modulating brake pressures in a motorcycle brake system with anti-lock function and integral braking function. Inlet and outlet valves ( | 10-02-2008 |
20100168978 | Vacuum Brake Booster and Method for the Operation Thereof - A vacuum brake booster and a method of operation of a vacuum brake booster of a vehicle brake system is disclosed. The vacuum brake booster includes a housing subdivided into at least one vacuum chamber and at least one working chamber. The vacuum chamber is connected to a vacuum source by way of a vacuum port. A sensor unit is associated with the vacuum chamber and is configured for sensing a pressure in the vacuum chamber and supplying a sensed pressure value to an electronic control unit (ECU). The ECU includes an evaluating unit for evaluating the sensed pressure value and calculating the operating point of the vacuum brake booster solely on the basis of the sensed pressure in the vacuum chamber. Plausibilisation of the sensed pressure value is performed to monitor the overall system and identify defects of the sensor unit or the vacuum brake booster. | 07-01-2010 |
20100332038 | METHOD FOR CONDITIONING A CONTROL VALVE - A control valve conditioning method in an electrohydraulic pressure control unit comprising at least one electrically triggered solenoid valve that is controlled in an analog manner. The solenoid valve is operated at a specific operating current according to a functional correlation or characteristic diagram between the valve current and the differential pressure characteristic curve when the pressure is controlled, said functional correlation or characteristic diagram being stored in the pressure control unit. The method comprises the following steps: a) temporarily applying at least one anti-hysteresis pulse to the solenoid valve during which a current is set far below or far above the operating current in the valve; b) applying the anti-hysteresis pulse at the desired operating current before or during controlled operation, and c) applying the anti-hysteresis pulse wherein the duration is limited in such a way that the anti-hysteresis pulse has largely no influence on the brake pressure. | 12-30-2010 |
20130140115 | Method for Setting the Play in a Hydraulic Brake System, in Particular for a Motor Vehicle - A method for adjusting the brake play of a hydraulic brake system, for a motor vehicle having at least one brake caliper with a brake piston, a hydraulic pump connected with a brake caliper, and an electric motor driving the hydraulic pump. The following steps are performed: detecting a first rotational position of a pump part by a position sensor and generating a reduced pressure in the pressure chamber, which causes the piston to reset, by suction of a volume of the brake medium determined by a predefined target rotational angle of the pump part, via a suction-side hydraulic connection with the pressure chamber, By controlling the electric motor by means of a PWM signal the predefined target rotational angle of the pump part causes a rotation of the pump part into a second rotational position, wherein the controlled variable is determined depending on the deviation of the actual rotational angle, determined based on the second rotational position, from the target angle. | 06-06-2013 |
20140345988 | METHOD FOR OPTIMIZING THE PRESSURE SETTING ACCURACY - In a method for optimizing the pressure setting accuracy, a hydraulic pressure is built up according to a pressure requirement of a hydraulic pump, and overflow control is performed using an analog-controlling hydraulic valve and a known control characteristic curve of the analog-controlling hydraulic valve, which overflow control counteracts a pressure build-up produced by the hydraulic pump that exceeds the pressure requirement. In addition to the known control characteristic curve of the analog-controlling hydraulic valve, at least one additional valve characteristic is taken into account for the overflow control. | 11-27-2014 |
Patent application number | Description | Published |
20100274168 | EXTERNAL FUNCTIONAL MEANS, BLOOD TREATMENT APPARATUS FOR RECEIVING AN EXTERNAL FUNCTIONAL MEANS IN ACCORDANCE WITH THE INVENTION, AND METHOD - An external functional means comprises at least one housing body, at least one chamber integrated into the housing body for receiving medical fluids, at least one passage integrated into the housing body for receiving and/or conducting a medical fluid, and at least one valve means completely or partly integrated into the housing body for controlling or regulating a fluid flowing through the external functional means. The invention further specifies a blood treatment apparatus and methods which may be carried out by means of the external functional means of the invention and by means of the blood treatment apparatus, respectively. | 10-28-2010 |
20120000547 | METHOD FOR REMOVING BLOOD FROM AN EXTRACORPOREAL BLOOD CIRCUIT FOR A TREATMENT APPARATUS FOLLOWING TERMINATION OF A BLOOD TREATMENT SESSION, AND APPARATUS FOR PERFORMING SAID METHOD - A method for removing blood from an extracorporeal blood circuit of a treatment apparatus for the extracorporeal blood treatment of a patient following termination of a blood treatment session, wherein the treatment apparatus includes at least one extracorporeal blood circuithaving a conduit interior; at least one blood pump for conveying blood inside the conduit interior of the extracorporeal blood circuit; and at least one substitute pumpfor introducing or conveying at least one substituate fluid inside the conduit interior of the extracorporeal blood circuit. The method comprises feeding of air into the conduit interior of the extracorporeal blood circuitby operating the blood pump, and introducing substituate fluid into the conduit interior of the extracorporeal blood circuitby operating the substitute pump. In addition, a suitable apparatus is described. | 01-05-2012 |
20120298580 | METHOD FOR RINSING AND/OR FOR FILLING A BLOOD TREATMENT DEVICE AND BLOOD TREATMENT DEVICE - A method is provided for rinsing and/or filling a blood treatment device, in particular for priming such a device. The blood treatment device includes at least one membrane filter, in particular a hollow fiber membrane filter, at least one first partial circuit, and at least one second partial circuit, with the first and second partial circuit being separated by the membrane filter in a semipermeable manner. The first partial circuit is first filled with a fluid with a uniform and/or a pulsatile first volumetric flow rate that does not exceed a specified threshold value. At this value the fluid has not yet completely wetted and/or soaked the membrane, and/or the second partial circuit is at least temporarily open towards the atmosphere, and air is displaced from the first into the second partial circuit via the membrane filter, and/or during filling no negative pressure is applied to the first partial circuit. | 11-29-2012 |
20130026098 | Device and method for monitoring the connection of a blood treatment unit to the fluid system of an extracorporeal blood treatment apparatus - A device and method for monitoring the connection of a blood treatment unit to a fluid system of an extracorporeal blood treatment apparatus are described, in which the blood treatment unit includes an inlet and an outlet for connection to the fluid system and the fluid system includes a line system with a first line segment connected to the inlet and a second line segment connected to the outlet. An extracorporeal blood treatment apparatus includes a device for monitoring the connection of the blood treatment unit to the fluid system. The device and method for monitoring the connection of the blood treatment unit to the fluid system is based on measurement of pressure in the fluid system of the blood treatment apparatus. Solely on the basis of the pressure measurement, it is ascertained whether the connection of the blood treatment unit to the fluid system is correct or incorrect. | 01-31-2013 |
20130028788 | Method as well as apparatuses for testing at least one function of a medical functional device - The invention relates to a method for testing at least one function of a medical functional device which is inserted in and connected and compressed with a medical treatment apparatus, and/or a function of this treatment apparatus, wherein between a hydraulic device or a pneumatic unit of the treatment apparatus and the functional device at least one fluid communication is established. It further relates to a detection device which is programmed and/or configured for executing the method according to the invention as well as a medical treatment apparatus which comprises at least one detection device and/or is in signal transmission or is connected for signal transmission with it, a digital storage medium, a computer program product as well as a computer program. | 01-31-2013 |
20130030344 | METHOD AS WELL AS APPARATUSES FOR REMOVING GAS ACCUMULATIONS FROM A COMPONENT OF AN EXTRACORPOREAL BLOOD CIRCUIT - The present invention relates to a method for removing gas accumulations from a component of an extracorporeal blood circuit, a control device for executing a method according to the present invention, a medical treatment apparatus which comprises at least one control device and/or stands in signal transmission or is connected for signal transmission with it, a digital storage medium, a computer program product as well as a computer program. | 01-31-2013 |
20130030345 | Method as well as apparatuses for detecting a permeability or patency in a tube which is inserted in a tube pump - The present invention relates to a method for detecting a permeability or patency of a section of an extracorporeal tube which is inserted in a tube pump, a detection device for executing a method according to the present invention, a medical treatment apparatus which comprises at least one detection device and/or is in signal transmission with it or is connected for signal transmission with it, a digital storage medium, a computer program product as well as a computer program. | 01-31-2013 |
20130030346 | METHOD FOR REMOVING BLOOD FROM AN EXTRACORPOREAL BLOOD CIRCUIT AS WELL AS APPARATUSES - The present invention relates to a method for removing blood from an extracorporeal blood circuit and/or a functional device, each connectable or connected with a blood treatment apparatus for the purpose of blood treatment of a patient. The blood treatment apparatus of the method comprises or is connected with at least one extracorporeal blood circuit with a line having interior portions, the extracorporeal blood circuit comprising at least one arterial line section and at least one venous line section, wherein a first section of the arterial line section is configured to be connected with a second section of the venous line section, and further comprises at least one blood pump for conveying blood within the line interior portions. The method includes the step of operating the blood pump in a second conveying direction which is opposite to a first customary conveying direction. It further relates to corresponding apparatuses. | 01-31-2013 |
20130240443 | METHOD FOR DOSING A SUBSTITUATE WHICH WAS PRODUCED BY A BLOOD TREATMENT APPARATUS AS WELL AS APPARATUSES - The present invention relates to methods for dosing a substituate produced by a blood treatment apparatus. Dosing for the present invention is via a hydraulic system of the blood treatment apparatus, the hydraulic system having at least one dialysis liquid supply line which leads into a dialyzer and at least one substituate line. Regulating or controlling the size of the share which passes through the second filtration stage is performed by affecting at least one conveying apparatus and/or at least one flow limitation device and/or a flow divider valve, which are each located or which each operate in the dialysis liquid supply line and/or the substituate line and/or in the branch line which connects the dialysis liquid supply line with the substituate line. The present invention further relates to a control device, a blood treatment apparatus, a medical functional apparatus, and a computer-readable storage medium related to the methods. | 09-19-2013 |
20150059894 | METHOD FOR REMOVING BLOOD FROM AN EXTRACORPOREAL BLOOD CIRCUIT AS WELL AS APPARATUSES - The present invention relates to a method for removing blood from an extracorporeal blood circuit and/or a functional device, each connectable or connected with a blood treatment apparatus for the purpose of blood treatment of a patient. The blood treatment apparatus of the method comprises or is connected with at least one extracorporeal blood circuit with a line having interior portions, the extracorporeal blood circuit comprising at least one arterial line section and at least one venous line section, wherein a first section of the arterial line section is configured to be connected with a second section of the venous line section, and further comprises at least one blood pump for conveying blood within the line interior portions. The method includes the step of operating the blood pump in a second conveying direction which is opposite to a first customary conveying direction. It further relates to corresponding apparatuses. | 03-05-2015 |