Patents Assigned to Dragerwerk Aktiengesellschaft
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Patent number: 8511892Abstract: A device for measuring the body core temperature of a person contains a structure for firmly wrapping around the upper body of the person. A double temperature sensor is connected with the structure for wrapping around the upper body such that the double temperature sensor is pressed elastically onto the upper body in the state in which it is put on in the area of the sternum. The device for measuring the body core temperature is suitable for the integration of a body core temperature measurement in clothing or chest belt systems.Type: GrantFiled: February 22, 2005Date of Patent: August 20, 2013Assignee: Drägerwerk AktiengesellschaftInventor: Jochim Koch
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Patent number: 8057380Abstract: A process is provided for operating a thermotherapy device with a bed surface (10) and with discharge channels for conditioned air in the longitudinal direction of the bed surface (10) and on the foot side (3) thereof as well as with an exhaust unit (11) above the bed surface (10). The air being discharged from the discharge channels is directed towards the exhaust unit (11) such that the discharge angle ? changes continuously as a function of the distance between the exhaust unit (11) and the site of the discharge flow from the discharge channels, the elevation angle ? changes continuously as a function of the distance between the exhaust unit (11) and the site of the discharge flow from the discharge channels, and the value of the velocity of the discharge flow changes continuously as a function of the site of the discharge flow from the discharge channels.Type: GrantFiled: September 17, 2007Date of Patent: November 15, 2011Assignee: Drägerwerk AktiengesellschaftInventors: Arthur Kuo, Tobias Otte
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Patent number: 7883611Abstract: An electrochemical sensor, especially for gases, is provided having a mediator compound based on transition metal salts of polybasic acids and/or transition metal salts of polyhydroxycarboxylic acids. The electrochemical sensor also contains a DLC, BDD or a precious metal thin-layer measuring electrode (3). The electrochemical sensor may be used for determining SO2 and H2S.Type: GrantFiled: February 23, 2007Date of Patent: February 8, 2011Assignee: Drägerwerk AktiengesellschaftInventors: Sabrina Sommer, Herbert Kiesele, Frank Mett
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Patent number: 7833192Abstract: A drug dispensing system is provided that may be used universally and in which medical substances can be mixed with a carrier solution (13) in a simple manner. The device and system have a dispensing module (6) for medical substances and a hydrophilic nonwoven (14) with a carrier solution (13). The emission area of substance discharge openings (21, 22, 23, 24) of the dispensing module (6) are directed toward the nonwoven (14).Type: GrantFiled: November 23, 2004Date of Patent: November 16, 2010Assignee: Drägerwerk AktiengesellschaftInventors: Tilman von Blumenthal, Jochim Koch, Götz Kullik
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Patent number: 7789554Abstract: A double temperature sensor is provided for measuring a near-surface temperature of the ambient air and the temperature of the skin surface (9). A heat flux insulation block (4) is made of an insulation material in one piece as a housing. Two temperature sensor elements (2, 3) with respective electric connections (6) belonging to them are arranged in the heat flux insulation block (4) one on top of another at spaced locations from one another and near the surface.Type: GrantFiled: October 24, 2007Date of Patent: September 7, 2010Assignee: Drägerwerk AktiengesellschaftInventors: Frank Sattler, Hartmut Stark
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Patent number: 7758735Abstract: An electrochemical sensor with at least one ionic liquid (4) as the electrolyte, contains at least one electrode (1), whose active surface is substantially larger than the geometric area covered by said electrode (1). The electrolyte and at least one of the electrodes (1, 2, 3) are in direct contact with the ambient atmosphere.Type: GrantFiled: April 11, 2006Date of Patent: July 20, 2010Assignee: Drägerwerk AktiengesellschaftInventors: Andreas Hengstenberg, Peter Tschuncky
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Patent number: 7726313Abstract: A sealing frame for a breathing mask is provided that can be adapted to the contours of the face of a mask user in a simple manner. The sealing frame (1), includes a soft plastic material (5) with embedded metal strips (6).Type: GrantFiled: March 17, 2005Date of Patent: June 1, 2010Assignee: Drägerwerk AktiengesellschaftInventors: Jörg-Uwe Meyer, Götz Kullik, Cornelia Schrader, Hans-Ullrich Hansmann
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Patent number: 7704374Abstract: An electrochemical gas sensor is provided with a carbon-based measuring electrode (3) that it can be used for a large number of electrochemical detection reactions and can be manufactured at a low cost. The measuring electrode (3) contains carbon nanotubes.Type: GrantFiled: December 19, 2006Date of Patent: April 27, 2010Assignee: Drägerwerk AktiengesellschaftInventors: Sabrina Sommer, Herbert Kiesele, Frank Mett
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Patent number: 7481221Abstract: A breathing mask for breathing support devices (10) to guide the breathing support gas to the patient. The mask includes a mask body including a material that is permeable to air at least in partial areas. A gas guiding structure is provided which can be connected to suction openings of the breathing support device (10). The gas guiding structure extends through the interior of the mask body. The gas guiding structure for the transport/delivery of gas is limited partially by air-permeable areas of the wall of the mask body, through which ambient air can be drawn in. The mask is characterized by high wear comfort and improved safety against accidental coverage of the suction areas.Type: GrantFiled: October 19, 2005Date of Patent: January 27, 2009Assignee: Drägerwerk AktiengesellschaftInventors: Götz Kullik, Hans-Ullrich Hansmann
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Patent number: 7481220Abstract: A breathing mask to be fastened with a strap on the head with breathing gas supply through the strap. The strap includes areas that have a multilayer design and at least two layers of the material of the strap lying one on top of another are connected with one another such that they form a channel, through which a gas can flow.Type: GrantFiled: March 17, 2005Date of Patent: January 27, 2009Assignee: Drägerwerk AktiengesellschaftInventors: Jörg-Uwe Meyer, Götz Kullik, Cornelia Schrader, Hans-Ullrich Hansmann
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Publication number: 20080202930Abstract: An electrochemical gas sensor (9) has improved electrochemical measurement properties and housing tightness for an electrolyte at the sites at which the connection lines (11, 21, 31) pass through. The sensor (9) includes a housing (4), containing at least one measuring electrode (1) and a counterelectrode (2) and with electric connection lines (11, 21, 31) from the electrodes (1, 2, 3) to a measuring unit (8) arranged outside the housing (4). The electric connection lines (11, 21, 31) include carbon nanotubes (CNT, Carbon Nanotubes) at least in some sections in the housing (4) in the area of the electrolyte wetting.Type: ApplicationFiled: September 17, 2007Publication date: August 28, 2008Applicant: DRAGERWERK AKTIENGESELLSCHAFTInventor: Frank METT
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Patent number: 7389202Abstract: A modular system and process for obtaining measured data and forwarding them in a radio-based manner is based on a plurality of modules. The modules contain at least one device (31) for obtaining measured data, a device (32) for transmitting the measured data by radio, a device (33) for receiving data sent by other units, as well as device (34) for generating a transmissible code containing additional data, wherein the device (32) for transmitting the measured data and the device (33) for receiving data sent by other units together function as a repeater (35).Type: GrantFiled: March 6, 2006Date of Patent: June 17, 2008Assignee: Drägerwerk AktiengesellschaftInventors: Henning Gerder, Udo Beckmann
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Patent number: 7364552Abstract: A rapid measuring system for the determination of the concentration of propofol in the respiratory flow, which can be designed in a compact form, has the features of a breathing gas line (1) including a breathing gas sensor (2) detecting the respiration, wherein the breathing gas sensor (2) is connected to an evaluating unit (3), a propofol sensor (5) with a downstream pump (6) is in gas flow connection with the breathing gas line (1), wherein the evaluating unit (3) is connected with the propofol sensor (5) and the pump (6), so that the evaluating unit (3) actuates the pump (6) for breathing gas sampling depending on the signal of the breathing gas sensor (2), and the propofol sensor (5) sends a measured signal for the concentration of propofol in the breathing gas to the evaluating unit (3).Type: GrantFiled: June 17, 2004Date of Patent: April 29, 2008Assignee: Drägerwerk AktiengesellschaftInventors: Herbert Kiesele, Andreas Hengstenberg, Alex Martin Zbinden, Rolf Lauber
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Publication number: 20080076961Abstract: A process is provided for operating a thermotherapy device with a bed surface (10) and with discharge channels for conditioned air in the longitudinal direction of the bed surface (10) and on the foot side (3) thereof as well as with an exhaust unit (11) above the bed surface (10). The air being discharged from the discharge channels is directed towards the exhaust unit (11) such that the discharge angle ? changes continuously as a function of the distance between the exhaust unit (11) and the site of the discharge flow from the discharge channels, the elevation angle ? changes continuously as a function of the distance between the exhaust unit (11) and the site of the discharge flow from the discharge channels, and the value of the velocity of the discharge flow changes continuously as a function of the site of the discharge flow from the discharge channels.Type: ApplicationFiled: September 17, 2007Publication date: March 27, 2008Applicant: DRAGERWERK AKTIENGESELLSCHAFTInventors: Arthur KUO, Tobias OTTE
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Patent number: 7339669Abstract: A device for the analysis of the qualitative, optionally also the quantitative composition of gases, uses measuring light of known spectral composition that can pass through the gas to be analyzed and the gas can be caused to interact. A detector arrangement is present, which can detect light originating from the sites of the interaction between the measuring light and the gas to be analyzed. At least one refractive-diffractive optical element is provided, which is transparent over its entire surface and contributes to a wavelength-dependent imaging of the light to be detected onto the detector arrangement in a transmitting manner. The refractive-diffractive optical element is arranged in the ray path between the area in which the interaction between the gas to be analyzed and the measuring light takes place and the detector arrangement.Type: GrantFiled: November 7, 2005Date of Patent: March 4, 2008Assignee: Drägerwerk AktiengesellschaftInventors: Hans Matthiessen, Gerd Peter, Axel Lamprecht
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Patent number: 7175753Abstract: A process and a device are provided for monitoring the hydrogen concentration in a gas with at least one device, which comprises an electrochemical gas sensor and a bipotentiostat, e.g., for use in internal combustion engines with hydrogen, in fuel cells and in the petrochemical industry. The electrochemical gas sensor used has two working electrodes (3) and (4), with which the hydrogen and oxygen concentrations are determined in the gas in different steps due to the application of a voltage by a bipotentiostat (5-18). In an additional, optional step, a voltage in the range of ?1,100 mV to ?800 mV is applied to a working electrode (4), so that hydrogen is formed at the working electrode (4) and the functional surface of the working electrode (4) as well as the sensitivity of the working electrode (3) to hydrogen can be checked.Type: GrantFiled: January 22, 2003Date of Patent: February 13, 2007Assignee: Drägerwerk AktiengesellschaftInventors: Herbert Kiesele, Peter Tschuncky
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Patent number: 7171966Abstract: A breathing mask with a mask body, which has a seal at its edge, which said seal is in contact with the user's face, wherein at least part of the seal that is in contact with the user's face is elastically deformable with spring characteristics ranging from linear to progressive and at least part of the seal that is in contact with the user's face is elastically deformable with degressive spring characteristic.Type: GrantFiled: March 17, 2005Date of Patent: February 6, 2007Assignee: Drägerwerk AktiengesellschaftInventors: Cornelia Schrader, Jörg-Uwe Meyer, Götz Kullik, Hans-Ullrich Hansmann
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Publication number: 20070017519Abstract: An improved process and a device are provided, with which it is possible in a targeted manner to achieve deflection of a gas flow distribution flowing in linearly into the branch, especially in the area of the trachea and the lung of a patient, without mechanical components at the site of the branch.Type: ApplicationFiled: May 25, 2006Publication date: January 25, 2007Applicant: DRAGERWERK AKTIENGESELLSCHAFTInventor: Artur KUO
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Publication number: 20070006156Abstract: A modular system and process for obtaining measured data and forwarding them in a radio-based manner is based on a plurality of modules. The modules contain at least one device (31) for obtaining measured data, a device (32) for transmitting the measured data by radio, a device (33) for receiving data sent by other units, as well as device (34) for generating a transmissible code containing additional data, wherein the device (32) for transmitting the measured data and the device (33) for receiving data sent by other units together function as a repeater (35).Type: ApplicationFiled: March 6, 2006Publication date: January 4, 2007Applicant: Dragerwerk AktiengesellschaftInventors: Henning Gerder, Udo Beckmann
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Publication number: 20060249382Abstract: An electrochemical sensor with at least one ionic liquid (4) as the electrolyte, contains at least one electrode (1), whose active surface is substantially larger than the geometric area covered by said electrode (1). The electrolyte and at least one of the electrodes (1, 2, 3) are in direct contact with the ambient atmosphere.Type: ApplicationFiled: April 11, 2006Publication date: November 9, 2006Applicant: Dragerwerk AktiengesellschaftInventors: Andreas Hengstenberg, Peter Tschuncky