Patents by Inventor Nicolaus Wulff
Nicolaus Wulff 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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Patent number: 11493235Abstract: Described is a liquid heater having a housing, in which a flow channel runs from an inlet to an outlet, a heating resistor arranged within the housing for heating liquid flowing through the flow channel, control electronics which are arranged in an interior space of the housing, the interior space being sealed off from the flow channel, and a plug connector attached to the housing. Provided according to this disclosure, the plug connector has a vent duct which is closed by a membrane and which leads to the interior space sealed against the ingress of liquid, in which interior space the control electronics are arranged.Type: GrantFiled: September 16, 2020Date of Patent: November 8, 2022Assignee: BorgWarner Ludwigsburg GmbHInventors: Nicolaus Wulff, Sven Schumm, Christian Pottiez, Timo Stifel
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Publication number: 20210148606Abstract: Described is a liquid heater having a housing, in which a flow channel runs from an inlet to an outlet, a heating resistor arranged within the housing for heating liquid flowing through the flow channel, control electronics which are arranged in an interior space of the housing, the interior space being sealed off from the flow channel, and a plug connector attached to the housing. Provided according to this disclosure, the plug connector has a vent duct which is closed by a membrane and which leads to the interior space sealed against the ingress of liquid, in which interior space the control electronics are arranged.Type: ApplicationFiled: September 16, 2020Publication date: May 20, 2021Inventors: Nicolaus Wulff, Sven Schumm, Christian Pottiez, Timo Stifel
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Patent number: 10461508Abstract: This disclosure pertains to a protective sleeve for protecting a corona igniter in a spark plug shaft of an internal combustion engine, wherein the protective sleeve comprises a collar for sitting on a rim of a spark plug shaft opening and a tubular section for being inserted into the spark plug shaft and for receiving the corona igniter.Type: GrantFiled: July 19, 2017Date of Patent: October 29, 2019Assignee: BORGWARNER LUDWIGSBURG GMBHInventors: Steffen Bohne, Nicolaus Wulff, Peter Schlöffel
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Publication number: 20180026427Abstract: This disclosure pertains to a protective sleeve for protecting a corona igniter in a spark plug shaft of an internal combustion engine, wherein the protective sleeve comprises a collar for sitting on a rim of a spark plug shaft opening and a tubular section for being inserted into the spark plug shaft and for receiving the corona igniter.Type: ApplicationFiled: July 19, 2017Publication date: January 25, 2018Inventors: Steffen Bohne, Nicolaus Wulff, Peter Schlöffel
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Patent number: 9452369Abstract: The invention relates to a vaporizer comprising a housing, a housing cap, which covers an end of the housing and has a vapor discharge opening, and a heating element, which sits in the housing and protrudes into the housing cap, wherein an annular gap is provided between the heating element and the housing and also between the heating element and the housing cap and connects an inlet opening in the housing to the vapor discharge opening. In accordance with this disclosure, the annular gap has a starting portion, a middle portion and an end portion, wherein the starting portion and the middle portion are arranged in the housing and the end portion is arranged in the housing cap, and wherein the annular gap is wider in the middle portion than in the starting portion.Type: GrantFiled: February 19, 2014Date of Patent: September 27, 2016Assignee: BorgWarner Ludwigsburg GmbHInventors: Martin Eller, Nicolaus Wulff, Andreas Ruthmann, Tobias Inclan
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Patent number: 9328701Abstract: What is described is a fuel vaporizer comprising a housing which comprises an inlet opening with an internal thread, an inlet tube which is seated in the inlet opening. According to this disclosure, it is provided that the inlet tube comprises an undercut head and the inlet tube protrudes through a bushing the inside diameter of which is smaller than the outside diameter of the head, wherein the bushing comprises an external thread with which it is screwed into the inlet opening of the housing. What is additionally described is a kit for the production of a fuel vaporizer.Type: GrantFiled: August 12, 2014Date of Patent: May 3, 2016Assignee: BorgWarner Ludwigsburg GmbHInventors: Martin Eller, Nicolaus Wulff, Eric Hein, Tobias Inclan
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Publication number: 20150047616Abstract: What is described is a fuel vaporizer comprising a housing which comprises an inlet opening with an internal thread, an inlet tube which is seated in the inlet opening. According to this disclosure, it is provided that the inlet tube comprises an undercut head and the inlet tube protrudes through a bushing the inside diameter of which is smaller than the outside diameter of the head, wherein the bushing comprises an external thread with which it is screwed into the inlet opening of the housing. What is additionally described is a kit for the production of a fuel vaporizer.Type: ApplicationFiled: August 12, 2014Publication date: February 19, 2015Inventors: Martin Eller, Nicolaus Wulff, Eric Hein, Tobias Inclan
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Publication number: 20140233927Abstract: The invention relates to a vaporizer comprising a housing, a housing cap, which covers an end of the housing and has a vapor discharge opening, and a heating element, which sits in the housing and protrudes into the housing cap, wherein an annular gap is provided between the heating element and the housing and also between the heating element and the housing cap and connects an inlet opening in the housing to the vapor discharge opening. In accordance with this disclosure, the annular gap has a starting portion, a middle portion and an end portion, wherein the starting portion and the middle portion are arranged in the housing and the end portion is arranged in the housing cap, and wherein the annular gap is wider in the middle portion than in the starting portion.Type: ApplicationFiled: February 19, 2014Publication date: August 21, 2014Inventors: Martin Eller, Nicolaus Wulff, Andreas Ruthmann, Tobias Inclan
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Patent number: 8727236Abstract: An electrically heated spray nozzle comprising a ceramic pin is described, the ceramic pin comprises a flow channel having at least one opening for a fluid to be atomized, wherein the ceramic pin includes a ceramic inner conductor and a ceramic outer conductor, between which a ceramic insulator is disposed.Type: GrantFiled: October 12, 2010Date of Patent: May 20, 2014Assignee: BorgWarner BERU Systems GmbHInventors: Volker Brichzin, Nicolaus Wulff, Lutz Frassek, Martin Eller
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Patent number: 8405007Abstract: Device for creating a temperature gradient, especially in gaseous media, comprising at least one ohmic resistor and at least two non-conducting insulators and at least one casing and at least one elastic element positioned between the non-conducting insulator and the casing.Type: GrantFiled: January 15, 2008Date of Patent: March 26, 2013Assignee: BERU AktiengesellschaftInventors: Martin Eller, Steffen Geiger, Erich Berdel, Nicolaus Wulff, Bernd Last, Gerald Fromm, Volker Brichzin
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Publication number: 20110240629Abstract: The invention relates to a glow plug comprising a housing (1), a glow element (2) which extends out of the housing (1), a supply lead (4) which is connected to the glow element (2) via a contact spring (5) and is enclosed by the housing (1). According to the invention, the contact spring (5) is a sleeve having at least one slit (6) extending transversely to the longitudinal direction of the sleeve.Type: ApplicationFiled: March 22, 2011Publication date: October 6, 2011Inventors: Nicolaus WULFF, Martin ELLER, Christian POTTIEZ
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Publication number: 20110089257Abstract: An electrically heated spray nozzle comprising a ceramic pin is described, the ceramic pin comprises a flow channel having at least one opening for a fluid to be atomized, wherein the ceramic pin includes a ceramic inner conductor and a ceramic outer conductor, between which a ceramic insulator is disposed.Type: ApplicationFiled: October 12, 2010Publication date: April 21, 2011Inventors: Volker BRICHZIN, Nicolaus WULFF, Lutz FRASSEK, Martin ELLER
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Publication number: 20100126983Abstract: Device for creating a temperature gradient, especially in gaseous media, comprising at least one ohmic resistor and at least two non-conducting insulators and at least one casing and at least one elastic element positioned between the non-conducting insulator and the casing.Type: ApplicationFiled: January 15, 2008Publication date: May 27, 2010Inventors: Martin Eller, Steffen Geiger, Erich Berdel, Nicolaus Wulff, Bernd Last, Gerald Fromm, Volker Brichzin