Patents by Inventor Guenter Steffens
Guenter Steffens has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20100005678Abstract: An exhaust air dryer includes a process airflow entering from outside as supply air, which removes moisture from laundry introduced in a treatment compartment and which emerges to the outside as exhaust air through an air outlet, a heat exchanger between the treatment compartment and the air outlet, seen in the airflow direction, which removes heat from the process airflow, while forming condensate, a dispersal device arranged downstream of the treatment compartment in the airflow direction and in front of the air outlet, which adds at least part of the formed condensate to the exhaust air, and a hydrophilic body belonging to the dispersal device, which projects into the process airflow and is impinged upon by condensate.Type: ApplicationFiled: July 2, 2009Publication date: January 14, 2010Applicant: BSH BOSCH UND SIEMENS HAUSGERAETE GMBHInventor: Guenter Steffens
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Publication number: 20090320312Abstract: A dryer includes a drying chamber, a process air guide that guides process air along the articles to pick up humidity from them, a heat sink in the process air guide that precipitates humidity from the process air as a condensate, and a condensate collector with a condensate container having an insert that is permeable to the condensate and that projects through an opening into the condensate container for transferring the condensate to and from the condensate container. The insert includes a first filter that filters particles from the condensate prior to storing the condensate in the condensate container.Type: ApplicationFiled: May 27, 2009Publication date: December 31, 2009Applicant: BSH BOSCH UND SIEMENS HAUSGERAETE GMBHInventors: Pilar Balerdi Azpilicueta, Guenter Steffens
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Publication number: 20090188660Abstract: A household appliance for the care of laundry items, which heating apparatus is embodied for generating heat by combusting gaseous media and has a device for supplying the gaseous medium to a burner, wherein a means is provided which is thermally coupled to the burner and the device and is embodied for changing a temperature of the device in order to control the flow of the medium through the device, in particular the metering unit of the device. The invention also relates to a method for operating a heating apparatus for a household appliance for the care of laundry items, in particular a gas laundry dryer.Type: ApplicationFiled: January 15, 2009Publication date: July 30, 2009Applicant: BSH Bosch und Siemens Hausgeraete GmbHInventor: Guenter Steffens
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Publication number: 20090165328Abstract: The invention relates to a dryer having a drying chamber, a process air channel in which is located a heater for heating the process air and wherein the heated process air can be ducted into the drying chamber by means of a blower, a motor and a controller, which dryer is set up for operation drawing an electric power that never exceeds a pre-specified value Pmax. Means are provided that are set up in such a way that the dryer will while operating draw the electric power at least in phases in accordance with the pre-specified value Pmax. The invention relates also to a method for operating a dryer of such kind.Type: ApplicationFiled: December 12, 2008Publication date: July 2, 2009Applicant: BSH Bosch und Siemens Hausgeraete GmbHInventors: Klaus Grunert, Uwe-Jens Krausch, Guenter Steffens, Andreas Stolze
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Publication number: 20090139107Abstract: The invention relates to an exhaust air dryer with a drying compartment for objects to be dried, a supply air duct upstream of the drying compartment, a first fan for the supply of process air from a supply air inlet to the drying compartment and to an exhaust air outlet, an exhaust air duct between the drying compartment and the exhaust air outlet and a heat pump, with a heat sink in the exhaust air duct and a heat source in the supply air duct, characterized in that the first fan in the supply air duct is arranged between the supply air inlet and the heat source and a second fan in the supply air duct is arranged between the heat source and the drying compartment.Type: ApplicationFiled: November 17, 2008Publication date: June 4, 2009Applicant: BSH Bosch und Siemens Hausgeraete GmbHInventors: Klaus Grunert, Thomas Nawrot, Guenter Steffens, Andreas Stolze
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Publication number: 20090119943Abstract: The invention relates to a vented dryer having a drying chamber for items to be dried, a supply air duct for supply air, in which is situated a heater for heating the supply air and the heated supply air (process air) can be directed by means of a first fan over the items to be dried, an exhaust air duct, a motor for driving the drying chamber, a first heat exchanger in the exhaust air duct and a condensate pan arranged beneath the first heat exchanger, whereby the vented dryer has first means for the discharge of warm air from a housing interior surrounding the motor toward the condensate pan and away across the latter. The invention also relates to a method for the operation of this vented dryer.Type: ApplicationFiled: October 30, 2008Publication date: May 14, 2009Applicant: BSH Bosch und Siemens Hausgeraete GmbHInventors: Klaus Grunert, Guenter Steffens, Andreas Stolze
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Publication number: 20090113740Abstract: A dryer with a drying chamber that includes a process air duct for guiding process air through the drying chamber, a heat pump with a heat sink in the process air duct and through which air can flow in an outlet air direction for cooling down the process air, and a heat source arranged in the process air duct and through which air can flow in an inlet air direction for heating up the process air. The outlet air direction and the inlet air direction are substantially parallel to one another. The heat sink and the heat source are in a plane substantially perpendicular to the outlet air direction and to the inlet air direction alongside one another.Type: ApplicationFiled: November 5, 2008Publication date: May 7, 2009Applicant: BSH Bosch und Siemens Hausgeraete GmbHInventors: Klaus Grunert, Guenter Steffens, Andreas Stolze
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Publication number: 20090100697Abstract: A fluff filter apparatus for a domestic appliance includes a first fluff filter, and a second fluff filter movably connected to the first fluff filter.Type: ApplicationFiled: October 8, 2008Publication date: April 23, 2009Applicant: BSH Bosch und Siemens Hausgeraete GmbHInventor: Guenter Steffens
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Publication number: 20090094990Abstract: A heat pump system including a heat pump having at least two Peltier elements arranged in series and connected to an energy supply, the heat pump system comprising an electrical dropping resistor arranged in series with the Peltier elements, wherein the Peltier elements and the dropping resistor are jointly supplied with energy by the energy supply. The heat pump system is preferably used in a household appliance, in particular a tumble drier.Type: ApplicationFiled: December 1, 2006Publication date: April 16, 2009Applicant: BSH Bosch und Siemens Hausgeraete GmbHInventors: Kai Nitschmann, Guenter Steffens, Andreas Stolze
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Publication number: 20090049844Abstract: A circuit arrangement for a Peltier module for use in a Peltier heat pump for a tumble dryer with the circuit arrangement including a Peltier module having at least one series arrangement of Peltier elements actuable by a DC voltage. Also included is a rectifier operatively associated with a power supply and at least one series arrangement of Peltier elements for producing a rectified DC voltage for use by said Peltier elements. The number of Peltier elements and the manufacturer type of Peltier elements are selected in a manner wherein the Peltier elements of the series arrangement are operated by actuating the series arrangement with the rectified power supply at an operating voltage that is suitable for the use of the Peltier module in a Peltier heat pump.Type: ApplicationFiled: November 24, 2006Publication date: February 26, 2009Applicant: BSH Bosch und Siemens Hausgeräte GmbHInventors: Hasan Gökcer Albayrak, Klaus Grunert, Thomas Ludenia, Guenter Steffens, Andreas Stolze
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Patent number: 7356944Abstract: A drying rack for the stationary drying of articles to be dried, which can be installed in the drum of a clothes dryer. The articles can be knitwear or shoes that must not be moved when dried even when the drum turns. For articles, especially, wool articles, to dry faster, the drying rack has at least two spaced-apart surfaces disposed one on top of the other on which the articles to be dried can be spread, thereby substantially enlarging the surface of the articles to be dried. As such, the drying air current can better remove the moisture and larger individual wool articles can be dried in the clothes dryer.Type: GrantFiled: December 23, 2005Date of Patent: April 15, 2008Assignee: BSH Bosch und Siemens Hausgeraete GmbHInventors: Harald Moschuetz, Hans-Werner Stahn, Guenter Steffens
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Patent number: 7213348Abstract: A burner for a gas dryer is made up of a mixing tube having an open end for admission of gas fuel into the mixing tube. At least one other opening proximate to the open end serves to admit air into the mixing tube for mixing the air and the gas fuel. A burner head is located at an end of the mixing tube opposite the open end for allowing a mix of gas fuel and air to be discharged and be ignited into a flame. A baffle is attached to the burner at the base of the burner head and extends radially outward therefrom to prevent disruption of combustion of the gas fuel and air mixture as a result of secondary air being drawn outside and along the length of the mixing tube from the open end thereof toward the burner head. An air heater assembly for gas dryer includes combustion chamber having an air inlet and an air outlet for allowing air to flow therethrough and be heated for being passed over clothes to be dried in a drum of a dryer.Type: GrantFiled: November 12, 2004Date of Patent: May 8, 2007Assignee: BSH Home Appliances CorporationInventors: Uwe Ackermann, Brian Chatot, Travis Dardeau, Dirk Gauger, John Pendleton, Patrick Schueler, Guenter Steffens