Patents by Inventor Johannes Buttstaedt
Johannes Buttstaedt 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: 10269551Abstract: The invention relates to a high-pressure discharge lamp having an ignition aid and comprising a discharge vessel, which is accommodated in an outer bulb. The ignition aid is a UV enhancer having a can-like container (12), which has an inner electrode (18). At least part of the end-face edge of the inner electrode at least comes close to the end face (24) of the container (12). An external electrode is attached to the outside of the container.Type: GrantFiled: July 26, 2012Date of Patent: April 23, 2019Assignee: LEDVANCE GMBHInventors: Johannes Buttstaedt, Uwe Fidler, Stefan Lichtenberg, Georg Rosenbauer
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Patent number: 9111744Abstract: A high-pressure discharge lamp having an ignition aid, mounted in an outer bulb, wherein the discharge vessel comprises two ends having seals in which electrodes are mounted and wherein a frame having a clip wire retains the discharge vessel in the outer bulb. The clip wire is bent toward the seal of the opposite pole electrode until the bent part formed thereby acts as an ignition aid.Type: GrantFiled: July 26, 2010Date of Patent: August 18, 2015Assignee: OSRAM GmbHInventors: Thomas Brauner, Johannes Buttstaedt, Sascha Piltz
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Patent number: 9053921Abstract: A high-pressure discharge lamp having an ignition aid, may include a discharge vessel which is fitted in an outer bulb, wherein a UV enhancer is fitted as an ignition aid in the outer bulb, wherein the UV enhancer comprises a UV-transparent can-like container having an inner wall and end side and longitudinal axis, the container enclosing with its inner wall a cavity which is filled with a gas that can emit UV radiation, an inner vent electrode, which has at least one bend or kink, being fitted in the cavity in such a way that a bend or kink lie as close as possible to the inner wall of the container, and wherein an external electrode is applied externally in the vicinity of the container.Type: GrantFiled: July 28, 2011Date of Patent: June 9, 2015Assignee: Osram GmbHInventors: Johannes Buttstaedt, Uwe Fidler, Stefan Lichtenberg, Georg Rosenbauer
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Publication number: 20140239803Abstract: The invention relates to a high-pressure discharge lamp having an ignition aid and comprising a discharge vessel, which is accommodated in an outer bulb. The ignition aid is a UV enhancer having a can-like container (12), which has an inner electrode (18). At least part of the end-face edge of the inner electrode at least comes close to the end face (24) of the container (12). An external electrode is attached to the outside of the container.Type: ApplicationFiled: July 26, 2012Publication date: August 28, 2014Applicant: OSRAM GMBHInventors: Johannes Buttstaedt, Uwe Fidler, Stefan Lichtenberg, Georg Rosenbauer
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Patent number: 8786187Abstract: A bushing for a high-pressure discharge lamp, which is suitable for connecting an electrode in the interior of a ceramic discharge vessel to a supply lead in a gastight manner on the exterior of the discharge vessel, wherein the bushing is an electrically conductive ceramic composite consisting of a mixture of LaB6 and at least one second material from the group Al2O3, Dy2Al5O12, AlN, AlON and Dy2O3 is disclosed.Type: GrantFiled: November 7, 2011Date of Patent: July 22, 2014Assignee: OSRAM GmbHInventors: Johannes Buttstaedt, Stefan Dunkel, Andreas Genz, Maik Hegewald
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Publication number: 20140117846Abstract: A high-pressure discharge lamp having an ignition aid, may include a discharge vessel which is fitted in an outer bulb, wherein a UV enhancer is fitted as an ignition aid in the outer bulb, wherein the UV enhancer comprises a UV-transparent can-like container having an inner wall and end side and longitudinal axis, the container enclosing with its inner wall a cavity which is filled with a gas that can emit UV radiation, an inner vent electrode, which has at least one bend or kink, being fitted in the cavity in such a way that a bend or kink lie as close as possible to the inner wall of the container, and wherein an external electrode is applied externally in the vicinity of the container.Type: ApplicationFiled: July 28, 2011Publication date: May 1, 2014Applicant: OSRAM GmbHInventors: Johannes Buttstaedt, Uwe Fidler, Stefan Lichtenberg, Georg Rosenbauer
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Patent number: 8664855Abstract: A high-pressure discharge lamp having an ignition aid may be provided, having a discharge vessel that is surrounded by gas, wherein the discharge vessel includes two ends having fusings in which electrodes are secured, wherein an ignition aid is fastened on at least one fusing, wherein the ignition aid has a local field amplifier in the form of a tip or a curved part, wherein the ignition aid is configured to cause a corona discharge in the surrounding gas which emits UV radiation into the discharge vessel.Type: GrantFiled: October 8, 2010Date of Patent: March 4, 2014Assignee: Osram AGInventors: Johannes Buttstaedt, Stefan Dunkel, Leon Grabinski, Janbernd Hentschel, Bernd Koch, Stefan Lichtenberg, Martin Tueshaus
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Patent number: 8659226Abstract: A high-pressure discharge lamp with an ignition aid has a discharge vessel which is mounted in an outer bulb, the discharge vessel comprising two ends having seals in which electrodes are secured, and a frame having a clip wire retaining the discharge vessel in the outer bulb. The clip wire comprises a plate-like part acting as an ignition aid and facing the seal of the opposite pole electrode.Type: GrantFiled: July 26, 2010Date of Patent: February 25, 2014Assignee: OSRAM AGInventors: Thomas Brauner, Johannes Buttstaedt, Sascha Piltz
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Patent number: 8618734Abstract: A high-pressure discharge lamp having an ignition aid is provided. The discharge lamp may include: a discharge vessel consisting of ceramic or quartz glass which is sealed at two ends and which is accommodated in an outer bulb which is likewise sealed at two ends, the discharge vessel having two ends in which electrodes are fastened, two power supply lines holding the discharge vessel in the outer bulb, a UV enhancer with a single electrode as ignition aid being accommodated in the outer bulb, wherein the UV enhancer is positioned in the vicinity of a second end of the discharge vessel, while a feed line is routed from the first power supply line along the discharge vessel and is connected to the UV enhancer, the feed line being capacitively coupled to the first power supply line, the UV enhancer being installed between the feed line and the second power supply line.Type: GrantFiled: July 8, 2011Date of Patent: December 31, 2013Assignee: OSRAM AGInventors: Johannes Buttstaedt, Stefan Lichtenberg
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Publication number: 20130285543Abstract: A bushing for a high-pressure discharge lamp, which is suitable for connecting an electrode in the interior of a ceramic discharge vessel to a supply lead in a gastight manner on the exterior of the discharge vessel, wherein the bushing is an electrically conductive ceramic composite consisting of a mixture of LaB6 and at least one second material from the group Al2O3, Dy2Al5O12, AlN, AlON and Dy2O3 is disclosed.Type: ApplicationFiled: November 7, 2011Publication date: October 31, 2013Applicant: OSRAM GmbHInventors: Johannes Buttstaedt, Stefan Dunkel, Andreas Genz, Maik Hegewald
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Publication number: 20130181604Abstract: A high-pressure discharge lamp having an ignition aid may be provided, having a discharge vessel that is surrounded by gas, wherein the discharge vessel includes two ends having fusings in which electrodes are secured, wherein an ignition aid is fastened on at least one fusing, wherein the ignition aid has a local field amplifier in the form of a tip or a curved part, wherein the ignition aid is configured to cause a corona discharge in the surrounding gas which emits UV radiation into the discharge vessel.Type: ApplicationFiled: October 8, 2010Publication date: July 18, 2013Applicant: OSRAM AGInventors: Johannes Buttstaedt, Stefan Dunkel, Leon Grabinski, Janbernd Hentschel, Bernd Koch, Stefan Lichtenberg, Martin Tueshaus
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Publication number: 20130113371Abstract: A high-pressure discharge lamp having an ignition aid is provided. The discharge lamp may include: a discharge vessel consisting of ceramic or quartz glass which is sealed at two ends and which is accommodated in an outer bulb which is likewise sealed at two ends, the discharge vessel having two ends in which electrodes are fastened, two power supply lines holding the discharge vessel in the outer bulb, a UV enhancer with a single electrode as ignition aid being accommodated in the outer bulb, wherein the UV enhancer is positioned in the vicinity of a second end of the discharge vessel, while a feed line is routed from the first power supply line along the discharge vessel and is connected to the UV enhancer, the feed line being capacitively coupled to the first power supply line, the UV enhancer being installed between the feed line and the second power supply line.Type: ApplicationFiled: July 8, 2011Publication date: May 9, 2013Applicant: OSRAM AGInventors: Johannes Buttstaedt, Stefan Lichtenberg
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Patent number: 8227990Abstract: A high pressure discharge lamp with a capacitive starting aid is provided. The high pressure discharge lamp may include an outer bulb; a discharge vessel that is accommodated in the outer bulb, the discharge vessel comprising at least one end with a seal in which an electrode system is fastened; a frame holding the discharge vessel in the outer bulb; and a starting aid fastened on the seal. The starting aid may have two functional parts.Type: GrantFiled: September 14, 2010Date of Patent: July 24, 2012Assignee: Osram AGInventors: Johannes Buttstaedt, Stefan Dunkel, Leon Grabinski, Janbernd Hentschel, Martin Tueshaus
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Publication number: 20120139413Abstract: A high-pressure discharge lamp having an ignition aid, mounted in an outer bulb, wherein the discharge vessel comprises two ends having seals in which electrodes are mounted and wherein a frame having a clip wire retains the discharge vessel in the outer bulb. The clip wire is bent toward the seal of the opposite pole electrode until the bent part formed thereby acts as an ignition aid.Type: ApplicationFiled: July 26, 2010Publication date: June 7, 2012Applicant: OSRAM AGInventors: Thomas Brauner, Johannes Buttstaedt, Sascha Piltz
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Publication number: 20120139412Abstract: A high-pressure discharge lamp with an ignition aid has a discharge vessel which is mounted in an outer bulb, the discharge vessel comprising two ends having seals in which electrodes are secured, and a frame having a clip wire retaining the discharge vessel in the outer bulb. The clip wire comprises a plate-like part acting as an ignition aid and facing the seal of the opposite pole electrode.Type: ApplicationFiled: July 26, 2010Publication date: June 7, 2012Applicant: OSRAM AGInventors: Thomas Brauner, Johannes Buttstaedt, Sascha Piltz
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Publication number: 20110074285Abstract: A high pressure discharge lamp with a capacitive starting aid is provided. The high pressure discharge lamp may include an outer bulb; a discharge vessel that is accommodated in the outer bulb, the discharge vessel comprising at least one end with a seal in which an electrode system is fastened; a frame holding the discharge vessel in the outer bulb; and a starting aid fastened on the seal. The starting aid may have two functional parts.Type: ApplicationFiled: September 14, 2010Publication date: March 31, 2011Applicant: OSRAM GESELLSCHAFT MIT BESCHRAENKTER HAFTUNGInventors: Johannes Buttstaedt, Stefan Dunkel, Leon Grabinski, Janbernd Hentschel, Martin Tueshaus
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Patent number: 7732354Abstract: The invention relates to a flat implant of textile thread material, in particular a hernia mesh implant, in the form of single-layered mesh fabric (1) of a basis weight of 5 to 40 g/m2.Type: GrantFiled: May 6, 2003Date of Patent: June 8, 2010Assignee: GfE Medizintechnik GmbHInventors: Helmut Fricke, Johannes Buttstädt
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Patent number: D690446Type: GrantFiled: October 12, 2012Date of Patent: September 24, 2013Assignee: Osram AGInventors: Johannes Buttstaedt, Stefan Dunkel, Andreas Genz, Maik Hegewald