Patents by Inventor Jens Holzheimer
Jens Holzheimer 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: 9616370Abstract: In order to provide a method of introducing auxiliary material into the flow path of a crude gas stream charged with wet-paint overspray before the crude gas stream passes through at least one filter element for separating the overspray from the crude gas stream, with which method an introduction of auxiliary material into the application region of a paint shop is reliably prevented even in the event of incorrect operation, a method is proposed, which comprises the following method steps: detecting whether there is an adequate crude gas flow through the at least one filter element; and blocking the introduction of auxiliary material into the flow path of the crude gas stream if it is determined that there is not an adequate crude gas flow.Type: GrantFiled: February 24, 2010Date of Patent: April 11, 2017Assignee: Dürr Systems GmbHInventors: Jens Holzheimer, Dietmar Wieland
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Publication number: 20160250657Abstract: In order to provide a painting installation for painting workpieces, which is compact in configuration and allows a reliable separation of paint overspray from a raw gas flow, the painting installation includes the following: a painting booth, in which the workpieces are paintable with paint; a conveying device, by means of which the workpieces to be painted are conveyable in a conveying direction through the painting booth; a separation and/or filter system for cleaning a raw gas flow, which is leaving the painting booth and has absorbed paint overspray in the painting booth, wherein the separation and/or filter system includes at least one filter device for separating the paint overspray from the raw gas flow; and at least one clean gas line for a clean gas flow, which is obtainable by cleaning the raw gas flow by means of the at least one filter device.Type: ApplicationFiled: May 11, 2016Publication date: September 1, 2016Inventors: Sebastian Holler, Jan Scheerer, Jens Holzheimer, Dietmar Wieland, Michael Baitinger, Wolfgang Tobisch
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Patent number: 9364845Abstract: In order to provide a painting installation for painting workpieces, which is compact in configuration and allows a reliable separation of paint overspray from a raw gas flow, the painting installation includes the following: a painting booth, in which the workpieces are paintable with paint; a conveying device, by means of which the workpieces to be painted are conveyable in a conveying direction through the painting booth; a separation and/or filter system for cleaning a raw gas flow, which is leaving the painting booth and has absorbed paint overspray in the painting booth, wherein the separation and/or filter system includes at least one filter device for separating the paint overspray from the raw gas flow; and at least one clean gas line for a clean gas flow, which is obtainable by cleaning the raw gas flow by means of the at least one filter device.Type: GrantFiled: January 16, 2014Date of Patent: June 14, 2016Assignee: Dürr Systems GmbHInventors: Sebastian Holler, Jan Scheerer, Jens Holzheimer, Dietmar Wieland, Michael Baitinger, Wolfgang Tobisch
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Publication number: 20140134339Abstract: In order to provide a painting installation for painting workpieces, which is compact in configuration and allows a reliable separation of paint overspray from a raw gas flow, the painting installation includes the following: a painting booth, in which the workpieces are paintable with paint; a conveying device, by means of which the workpieces to be painted are conveyable in a conveying direction through the painting booth; a separation and/or filter system for cleaning a raw gas flow, which is leaving the painting booth and has absorbed paint overspray in the painting booth, wherein the separation and/or filter system includes at least one filter device for separating the paint overspray from the raw gas flow; and at least one clean gas line for a clean gas flow, which is obtainable by cleaning the raw gas flow by means of the at least one filter device.Type: ApplicationFiled: January 16, 2014Publication date: May 15, 2014Applicant: Dürr Systems GmbHInventors: Sebastian Holler, Jan Scheerer, Jens Holzheimer, Dietmar Wieland, Michael Baitinger, Wolfgang Tobisch
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Publication number: 20140056776Abstract: A device for separating overspray of a liquid coating material from a gas flow flowing through an application region of a system for coating workpieces comprises a separating device comprising several regenerable surface filters which are arranged on two mutually opposite vertical sidewalls of a flow chamber, are spaced apart from one another in a workpiece conveying direction and protrude with filter elements into a lower portion of the flow chamber, the overspray which has passed into said gas flow in the application region being charged in said separating device with at least one auxiliary agent introduced into the gas flow. A barrier layer is thereby formed to reduce filter surface clogging. A fluid which reacts chemically with the overspray is provided at least in part as the auxiliary agent for bonding the overspray.Type: ApplicationFiled: August 22, 2013Publication date: February 27, 2014Applicant: Dürr Systems GmbHInventors: Hans-Georg FRITZ, Jens HOLZHEIMER, Dietmar WIELAND
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Patent number: 8658240Abstract: In a paint plant which comprises at least one spray-painting device incorporating at least one application unit for painting workpieces and in particular motor vehicle bodies with a fluid paint, in order to enable the fluid paint overspray i.e. the paint particles which are not adhering to the workpieces that are to be painted and which are picked up and carried along in an air flow passing through the application area of the paint shop, to be re-separated from this air flow and also to enable the cleansed air flow to be returned to the application area in an air re-circulating system or else expelled into the environment of the plant, the paint shop comprises a device for separating fluid paint overspray from a stream of crude gas that contains overspray particles wherein this device comprises at least one filter element for separating the overspray from the stream of crude gas.Type: GrantFiled: December 28, 2012Date of Patent: February 25, 2014Assignee: Durr Systems GmbHInventors: Hans-Georg Fritz, Jens Holzheimer, Dietmar Wieland, Frank Herre, Jürgen Weschke
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Patent number: 8584616Abstract: In order to separate an overspray of a liquid coating material from an air current flowing through the application region of a coating system, an overspray present in the air current may be charged with a particulate auxiliary material introduced in the air current. The new or fresh auxiliary material may be delivered from a feed container via a line arrangement into a container arrangement located in a region of the fluid flow outlet, e.g., beneath the application region.Type: GrantFiled: July 21, 2008Date of Patent: November 19, 2013Assignee: Durr Systems GmbHInventors: Hans-Georg Fritz, Jens Holzheimer, Dietmar Wieland
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Patent number: 8535420Abstract: To provide a filter device for separating paint overspray from a raw gas flow containing overspray particles, including a casing, which delimits an interior of the filter device, in which at least one filter element is arranged, and at least one inlet channel, through which the raw gas flow enters the interior of the filter device, in which the raw gas flow is stabilized by the inlet channel even with high flow speeds in the constriction of the inlet channel, it is proposed that the filter device has an intake channel, which runs into the inlet channel upstream of an end of the inlet channel on the interior side and connects the inlet channel to the interior of the filter device.Type: GrantFiled: June 15, 2012Date of Patent: September 17, 2013Assignee: Dürr Systems GmbHInventors: Sebastian Holler, Jens Holzheimer, Christof Knusel, Marius Winkler
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Patent number: 8431180Abstract: In a paint plant which comprises at least one spray-painting device incorporating at least one application unit for painting workpieces and in particular motor vehicle bodies with a fluid paint, in order to enable the fluid paint overspray i.e. the paint particles which are not adhering to the workpieces that are to be painted and which are picked up and carried along in an air flow passing through the application area of the paint shop, to be re-separated from this air flow and also to enable the cleansed air flow to be returned to the application area in an air re-circulating system or else expelled into the environment of the plant, the paint shop comprises a device for separating fluid paint overspray from a stream of crude gas that contains overspray particles wherein this device comprises at least one filter element for separating the overspray from the stream of crude gas.Type: GrantFiled: June 17, 2011Date of Patent: April 30, 2013Assignee: Dürr Systems GmbHInventors: Hans-Georg Fritz, Jens Holzheimer, Dietmar Wieland, Frank Herre, Jürgen Weschke
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Patent number: 8377177Abstract: In order to provide a method for supplying fresh auxiliary material, which is added to a stream (120) of crude gas laden with wet paint overspray before the stream of crude gas passes through at least one filter element (172) for separating the overspray from the steam of crude gas, to at least one filter device (132) which comprises at least one receptacle (176) for auxiliary material, which is in its operating position, while the stream of crude gas is passing through the filter element, which method enables better action of the auxiliary material on the stream of crude gas and makes a particularly efficient supply of fresh auxiliary material to the at least one filter device possible, it is suggested that the fresh auxiliary material be supplied directly into the receptacle for auxiliary material while the receptacle for auxiliary material is in the operating position.Type: GrantFiled: February 24, 2010Date of Patent: February 19, 2013Assignee: Durr Systems GmbHInventors: Jens Holzheimer, Dietmar Wieland
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Publication number: 20120285323Abstract: To provide a filter device for separating paint overspray from a raw gas flow containing overspray particles, comprising a casing, which delimits an interior of the filter device, in which at least one filter element is arranged, and at least one inlet channel, through which the raw gas flow enters the interior of the filter device, in which the raw gas flow is stabilised by the inlet channel even with high flow speeds in the constriction of the inlet channel, it is proposed that the filter device has an intake channel, which runs into the inlet channel upstream of an end of the inlet channel on the interior side and connects the inlet channel to the interior of the filter device.Type: ApplicationFiled: June 15, 2012Publication date: November 15, 2012Applicant: DURR SYSTEMS GMBHInventors: Sebastian Holler, Jens Holzheimer, Christof Knusel, Marius Winkler
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Publication number: 20110274827Abstract: In a paint plant which comprises at least one spray-painting device incorporating at least one application unit for painting workpieces and in particular motor vehicle bodies with a fluid paint, in order to enable the fluid paint overspray i.e. the paint particles which are not adhering to the workpieces that are to be painted and which are picked up and carried along in an air flow passing through the application area of the paint shop, to be re-separated from this air flow and also to enable the cleansed air flow to be returned to the application area in an air re-circulating system or else expelled into the environment of the plant, the paint shop comprises a device for separating fluid paint overspray from a stream of crude gas that contains overspray particles wherein this device comprises at least one filter element for separating the overspray from the stream of crude gas.Type: ApplicationFiled: June 17, 2011Publication date: November 10, 2011Applicant: DURR SYSTEMS GMBHInventors: Hans-Georg Fritz, Jens Holzheimer, Dietmar Wieland, Frank Herre, Jurgen Weschke
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Publication number: 20110262324Abstract: In order to separate overspray of a liquid coating material from an air current or fluid flow flowing through the application region of a system for coating workpieces, the overspray present in the air current is charged with an auxiliary agent introduced in the air current. The auxiliary agent may include, for example, particles having a fiber or hollow space structure and/or a particulate material or fluid chemically reacting with the overspray particles.Type: ApplicationFiled: July 21, 2008Publication date: October 27, 2011Inventors: Hans- Georg Fritz, Jens Holzheimer, Dietmar Wieland
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Patent number: 7988769Abstract: In order to provide a device for separating wet paint overspray from an exhaust air flow containing overspray particles, passing into the exhaust air flow in an application region of a painting assembly, the device includes at least one separation device for separating the overspray from at least a part of the exhaust air flow. Clogging of a wall surface of the device with wet paint overspray is prevented. It is proposed that the device is divided into a plurality of sections below the application region. At least one separation device is provided in one of the sections. The device includes at least one air curtain producing device for generating an air curtain on a wall surface, which delimits the flow path of the exhaust air flow and is arranged on the at least one flow guide element.Type: GrantFiled: April 4, 2008Date of Patent: August 2, 2011Assignee: Durr Systems GmbHInventors: Dietmar Wieland, Jens Holzheimer
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Patent number: 7959722Abstract: A device for separating wet paint overspray from an exhaust air flow containing overspray particles is disclosed. The overspray particles pass into the exhaust air flow in an application region of a painting assembly and the device includes a separation device for separating the overspray from a part of the exhaust air flow, in which clogging of the separation device with wet paint overspray is substantially prevented during a cleaning operation and/or ingress of precoat material into the application region from the region of the separation device is substantially prevented during a precoating operation, the device includes at least one closing device, by means of which the flow path of the exhaust air flow from the application region to the separation device can be intermittently closed off at least partially, and at least one precoat feeding means discharges a precoat material into the exhaust air flow downstream of the closing device.Type: GrantFiled: April 4, 2008Date of Patent: June 14, 2011Assignee: Dürr Systems GmbHInventors: Dietmar Wieland, Jens Holzheimer
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Publication number: 20110059258Abstract: In order to separate an overspray of a liquid coating material from an air current flowing through the application region of a coating system, an overspray present in the air current may be charged with a particulate auxiliary material introduced in the air current. The new or fresh auxiliary material may be delivered from a feed container via a line arrangement into a container arrangement located in a region of the fluid flow outlet, e.g., beneath the application region.Type: ApplicationFiled: July 21, 2008Publication date: March 10, 2011Inventors: Hans-Georg Fritz, Jens Holzheimer, Dietmar Wieland
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Publication number: 20100199912Abstract: In order to provide a method for supplying fresh auxiliary material, which is added to a stream (120) of crude gas laden with wet paint overspray before the stream of crude gas passes through at least one filter element (172) for separating the overspray from the steam of crude gas, to at least one filter device (132) which comprises at least one receptacle (176) for auxiliary material, which is in its operating position, while the stream of crude gas is passing through the filter element, which method enables better action of the auxiliary material on the stream of crude gas and makes a particularly efficient supply of fresh auxiliary material to the at least one filter device possible, it is suggested that the fresh auxiliary material be supplied directly into the receptacle for auxiliary material while the receptacle for auxiliary material is in the operating position.Type: ApplicationFiled: February 24, 2010Publication date: August 12, 2010Applicant: DURR SYSTEMS GMBHInventors: Jens Holzheimer, Dietmar Wieland
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Publication number: 20100197213Abstract: In order to provide a method of introducing auxiliary material into the flow path of a crude gas stream charged with wet-paint overspray before the crude gas stream passes through at least one filter element for separating the overspray from the crude gas stream, with which method an introduction of auxiliary material into the application region of a paint shop is reliably prevented even in the event of incorrect operation, a method is proposed, which comprises the following method steps: detecting whether there is an adequate crude gas flow through the at least one filter element; and blocking the introduction of auxiliary material into the flow path of the crude gas stream if it is determined that there is not an adequate crude gas flow.Type: ApplicationFiled: February 24, 2010Publication date: August 5, 2010Applicant: DURR SYSTEMS GMBHInventors: Jens Holzheimer, Dietmar Wieland
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Publication number: 20080229925Abstract: In order to provide a device for separating wet paint overspray from an exhaust air flow containing overspray particles, wherein the overspray particles pass into the exhaust air flow in an application region of a painting assembly and wherein the device comprises at least one separation device for separating the overspray from at least a part of the exhaust air flow, in which clogging of a wall surface of the device with wet paint overspray is prevented, it is proposed that the device is divided into a plurality of sections below the application region, wherein at least one separation device is provided in one of the sections, and that the device comprises at least one air curtain producing device for generating an air curtain on a wall surface, which delimits the flow path of the exhaust air flow and is arranged on the at least one flow guide element.Type: ApplicationFiled: April 4, 2008Publication date: September 25, 2008Applicant: DURR SYSTEMS GMBHInventors: Dietmar Wieland, Jens Holzheimer
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Publication number: 20080229926Abstract: In order to provide a device for separating wet paint overspray from an exhaust air flow containing overspray particles, wherein the overspray particles pass into the exhaust air flow in an application region of a painting assembly and wherein the device comprises at least one separation device for separating the overspray from at least a part of the exhaust air flow, in which clogging of the separation device with wet paint overspray is substantially prevented during a cleaning operation and/or ingress of precoat material into the application region from the region of the separation device is substantially prevented during a precoating operation, it is proposed that the device comprises at least one closing device, by means of which the flow path of the exhaust air flow from the application region to the separation device can be intermittently closed off at least partially, and at least one precoat feeding means, which discharges a precoat material into the exhaust air flow downstream of the closing device.Type: ApplicationFiled: April 4, 2008Publication date: September 25, 2008Applicant: Durr Systems GmbHInventors: Dietmar WIELAND, Jens HOLZHEIMER