Patents by Inventor Jürgen Kreutzkämper
Jürgen Kreutzkämper 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: 20170114956Abstract: An oil-air lubricant distributor with a tubular distributor body that includes an oil-air mixture inlet and a plurality of lubrication-point outlets for dispensing the oil-air mixture to at least one consumer, wherein the lubrication-point outlets are connected to the oil-air mixture inlet via line channels, and the line channels are provided with an oil-air mixture from a mixture distributor unit, the mixture distributor unit including a single oil inlet, a single air inlet, and a plurality of oil-air-mixture outlets, and wherein the oil-air mixture inlet is directly but releasably connected to the mixture distributor, and the oil-air-mixture outlets are directly but releasably fluidly connected to the line channels in the tubular distributor body.Type: ApplicationFiled: October 19, 2016Publication date: April 27, 2017Applicant: SKF Lubrication Systems Germany GmbHInventors: Markus Mandera, Juergen Kreutzkaemper, Andreas Schoenfeld, Stefan Schuermann
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Publication number: 20170089336Abstract: A screw pump for transporting a fluid, with a drive spindle having a drive spindle profile and with at least one running spindle having a running spindle profile, the running spindle engages with its running spindle profile at least partially in the drive spindle profile of the drive spindle, the drive spindle profile and/or the running spindle profile is formed as a rolled profile, and a method for producing a spindle for such a screw pump, and a method for producing a groove in such a spindle are disclosed.Type: ApplicationFiled: September 27, 2016Publication date: March 30, 2017Applicant: SKF Lubrication Systems Germany GmbHInventors: Michael Schwaiger, Juergen Kreutzkaemper, Arno Poetzsch, Holger Schmidt
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Publication number: 20170074323Abstract: A rolling-element bearing cage includes a first side ring and a second side ring connected to the first side ring by a plurality of bridges defining a plurality of pockets configured to receive a rolling-element. The first side ring includes a joint at which the first side ring is configured to be opened to increase a diameter of the first side ring, and the first side ring and the second side ring and the plurality of bridges are made of steel and an outer diameter of the second side ring is greater than 500 mm.Type: ApplicationFiled: March 20, 2015Publication date: March 16, 2017Applicant: SKF Lubrication Systems Germany GmbHInventors: Juergen Kreutzkaemper, Herbert Kannegiesser, Edward Schneider, Ralf Trinkel
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Publication number: 20170021374Abstract: Disclosed is a supply device (1) for supplying a consumer with a viscous medium, in particular a lubricant supply device (1), comprising at least a reservoir (6) for the viscous medium (8) comprising a follower piston (30) which comprises a ring seal (32) at its circumferential edges and is supported on the viscous medium and which separates the reservoir (6) into a space (36) supplied with a viscous medium and an air space (38), and a feed pump (10) for feeding the viscous medium from the reservoir (6) to a medium outlet (12), wherein further in the reservoir (6) at least one opening (60) is provided which serves to receive a ventilation apparatus (50) via which the reservoir (6) is in air-exchanging contact with the exterior surroundings; wherein the opening (60) is arranged in the reservoir (6) such that in a determined filling state of the reservoir (6) the ring seal (32) at least partially overrides the opening (60) so that the space supplied with a viscous medium is in fluidic connection with the openinType: ApplicationFiled: April 21, 2016Publication date: January 26, 2017Applicant: SKF Lubrication Systems Germany GmbHInventors: Daniel Beisel, Juergen Kreutzkaemper, Andreas Schoenfeld
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Publication number: 20160312777Abstract: Disclosed is a lubricant supply device, including at least a first housing section forming a reservoir for a lubricant, a second housing section including a feed pump for feeding the lubricant from the reservoir to a lubricant outlet and a motor driving at least the feed pump, the motor being arranged in the first housing section forming the reservoir.Type: ApplicationFiled: April 21, 2016Publication date: October 27, 2016Applicant: SKF Lubrication Systems Germany GmbHInventors: Juergen Kreutzkaemper, Jan Ruiter, Andreas Schoenfeld
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Publication number: 20160146656Abstract: A fill-level measurement apparatus for measuring a fill level of a fluid in a container includes a housing having a first end and a second end and first and second substantially identical thin capacitive sensors mounted on a carrier plate in the housing. The carrier plate includes a circuit board and a microcontroller is mounted on the circuit board. The first sensor is mounted in the housing at a first distance from the first end with a surface portion in contact with a first inner wall portion of the housing, and the second sensor is mounted in the housing between the first sensor and the second end of the housing with a clearance of 0.5 to 10 centimeters from a second inner wall portion of the housing, and the first sensor and the second sensor are configured to communicate with the microcontroller.Type: ApplicationFiled: April 23, 2014Publication date: May 26, 2016Applicant: SKF Lubrication Systems Germany GmbHInventors: Peter Hoppe, Juergen Kreutzkaemper, Holger Schmidt
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Patent number: 9341310Abstract: A pump for conveying a medium comprises a pump chamber having an intake opening and an outlet opening. A movable component is movably disposed in the pump chamber in order to convey a batch of the medium, which is located in the pump chamber, from the intake opening to the outlet opening. A ventilation device has a ventilation opening in fluid communication with the pump chamber. The ventilation opening is different from the intake opening and the outlet opening. The ventilation device is configured to reduce or at least substantially prevent, at least temporarily, the formation of a partial vacuum or a negative pressure in the pump chamber.Type: GrantFiled: November 22, 2011Date of Patent: May 17, 2016Assignee: AKTIEBOLAGET SKFInventors: Jürgen Kreutzkaemper, Paul Sattelberger, Stefan Schürmann
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Publication number: 20150345615Abstract: A lubrication pinion module for applying a lubricant onto a to-be-lubricated element includes a gear element having an inner surface mounted on an outer surface of a bearing element, the bearing element being mountable for rotation on a shaft and having at least one recess on its outer surface, and the gear element including a plurality of radially outwardly facing gear teeth, each of the plurality of gear teeth having first and second flanks, and at least one projection on the gear element inner surface extending into the at least one recess of the bearing element outer surface to form an interference fit with the bearing element such that the gear element rotates conjointly with the bearing element.Type: ApplicationFiled: May 26, 2015Publication date: December 3, 2015Applicant: SKF Lubrication Systems Germany GmbHInventors: Daniel Beisel, Juergen Kreutzkaemper, Andreas Schoenfeld
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Patent number: 9146006Abstract: A metering device for dispensing a predetermined amount of lubricant includes a lubricant reservoir, which retains a lubricant and dispenses it under pressure via an outlet of the lubricant reservoir, and a metering apparatus, which comprises at least one microvalve. The microvalve is fluidly coupled with the outlet of the lubricant reservoir and dispenses the predetermined amount of lubricant in a defined manner. The metering apparatus is spatially separable from the lubricant reservoir.Type: GrantFiled: March 23, 2012Date of Patent: September 29, 2015Assignee: AKTIEBOLAGET SKFInventors: Jürgen Kreutzkämper, Hans-Dieter Nelson, Fabian Schmidt, Jörg Schwartz
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Publication number: 20150252944Abstract: A lubricating system for a bearing includes a lubricant supplying system having a first pumping device configured to introduce a first quantity of lubricant into the bearing, a lubricant disposal system including a second pumping device configured to remove a second quantity of lubricant from the bearing, and a controlling device configured to activate the first pumping device and the second pumping device interdependently with each other.Type: ApplicationFiled: March 4, 2015Publication date: September 10, 2015Applicants: SKF LUBRICATION SYSTEMS GERMANY GMBH, AKTIEBOLAGET SKFInventors: Juergen Kreutzkaemper, Stefan Schuermann, Martin Teupner, Johannes Ullmann
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Publication number: 20140238742Abstract: A device for supplying lubricant to a lubrication point in a machine, a tunnel boring machine, for example, includes a lubrication pump unit and a control unit. The lubrication pump unit is configured to supply a quantity of the lubricant to the lubrication point, and the control unit is configured to regulate the quantity of lubricant based on a sensor measurement signal. The sensor measurement signal may be based on a temperature measured in a region of the lubrication point, a pressure measured in a region of the lubrication point, a measured viscosity of the lubricant, a measured dielectricity of the lubricant, a measured water content of the lubricant, a vibration intensity measured at a part of the machine, or a measured rotational speed of a part of the machine.Type: ApplicationFiled: February 27, 2014Publication date: August 28, 2014Applicant: SKF Lubrication Systems Germany AGInventors: Andreas Borek, Juergen Kreutzkaemper, Sefan Frank, Stefan Schuermann
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Patent number: 8746072Abstract: A pressure switch comprises a housing having a cavity for conveying a pressurized fluid. The cavity extends from an inlet to an outlet and defines a flow path for the fluid. A pressure-transducing element is provided for measuring the fluid pressure. The pressure-transducing element is in fluid communication with the cavity and is at least partially disposed in the flow path between the inlet and the outlet. The pressure-transducing element has a cylindrical shape with a constant diameter and is partially disposed in a bore in the housing. The bore has a constant bore diameter. One end of the pressure-transducing element extends into the flow path.Type: GrantFiled: September 2, 2011Date of Patent: June 10, 2014Assignee: Aktiebolaget SKFInventors: Marcus Kampf, Jürgen Kreutzkämper, Fabian Schmidt, Dieter Schönherr
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Patent number: 8701838Abstract: A lubricant supply device comprises a tank configured to hold a lubricant. At least one movable piston unit is disposed in the holding tank and at least partially defines a lubricant chamber. The lubricant chamber has at least two openings, of which one is a lubricant inlet and the other is a lubricant outlet. A first one of the openings is disposed in the movable piston unit.Type: GrantFiled: January 14, 2011Date of Patent: April 22, 2014Assignee: Aktiebolaget SKFInventors: Jürgen Kreutzkämper, Paul Sattelberger
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Publication number: 20130200281Abstract: A flow control valve includes at least one inlet unit configured to permit an inflow of a liquid into the flow control valve, and at least one outlet unit configured to permit an outflow of the liquid out of the flow control valve. The inlet unit is at least partially disposed on a radial outer surface of the flow control valve.Type: ApplicationFiled: August 8, 2012Publication date: August 8, 2013Applicant: AKTIEBOLAGET SKFInventors: Stefan Schuermann, Ali-Akbar Inanloo, Juergen Kreutzkaemper
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Publication number: 20130094792Abstract: A rolling-element bearing assembly includes a device for supplying a fluid into a rolling chamber of a rolling-element bearing. The device includes a fluid supply ring disposed in the axial direction lateral to the rolling-element bearing, and at least one fluid conduit for conveying the fluid from the fluid supply ring into the rolling chamber. One end of the conduit protrudes into the rolling chamber so as to be disposed axially between a rotation-induced air cushion and the rolling elements and/or a raceway surface of the rolling element bearing.Type: ApplicationFiled: October 11, 2012Publication date: April 18, 2013Applicant: AKTIEBOLAGET SKFInventors: Joerg Schwartz, Juergen Kreutzkaemper, Ingo Wagler
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Publication number: 20120132507Abstract: A pressure switch comprises a housing having a cavity for conveying a pressurized fluid. The cavity extends from an inlet to an outlet and defines a flow path for the fluid. A pressure-transducing element is provided for measuring the fluid pressure. The pressure-transducing element is in fluid communication with the cavity and is at least partially disposed in the flow path between the inlet and the outlet. The pressure-transducing element has a cylindrical shape with a constant diameter and is partially disposed in a bore in the housing. The bore has a constant bore diameter. One end of the pressure-transducing element extends into the flow path.Type: ApplicationFiled: September 2, 2011Publication date: May 31, 2012Applicant: AKTIEBOLAGET SKFInventors: Marcus Kampf, Jürgen Kreutzkämper, Fabian Schmidt, Dieter Schönherr
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Publication number: 20120132287Abstract: A pump for conveying a medium comprises a pump chamber having an intake opening and an outlet opening. A movable component is movably disposed in the pump chamber in order to convey a batch of the medium, which is located in the pump chamber, from the intake opening to the outlet opening. A ventilation device has a ventilation opening in fluid communication with the pump chamber. The ventilation opening is different from the intake opening and the outlet opening. The ventilation device is configured to reduce or at least substantially prevent, at least temporarily, the formation of a partial vacuum or a negative pressure in the pump chamber.Type: ApplicationFiled: November 22, 2011Publication date: May 31, 2012Applicant: AKTIEBOLAGET SKFInventors: Jürgen KREUTZKAEMPER, Paul SATTELBERGER, Stefan SCHÜRMANN
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Publication number: 20110174577Abstract: A lubricant supply device comprises a tank configured to hold a lubricant. At least one movable piston unit is disposed in the holding tank and at least partially defines a lubricant chamber. The lubricant chamber has at least two openings, of which one is a lubricant inlet and the other is a lubricant outlet. A first one of the openings is disposed in the movable piston unit.Type: ApplicationFiled: January 14, 2011Publication date: July 21, 2011Applicant: AKTIEBOLAGET SKFInventors: Jürgen Kreutzkämper, Paul Sattelberger
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Publication number: 20100272584Abstract: A fluid supplying device comprises a reservoir configured to store a fluid and a conveying element disposed in or in fluid communication with a lower portion of the reservoir. The conveying element includes a rotatable shaft and a device configured to convey or move a fluid, e.g., a lubricant. A radial-piston pump having at least one radial-piston unit is in fluid communication with a fluid output of the conveying element. The pump comprises a shaft part rotatably coupled with the shaft of the conveying element. A motor drives both the conveying element and the pump. The motor, the conveying element shaft and the pump are sequentially arranged one after another in the axial direction of the shaft.Type: ApplicationFiled: January 19, 2010Publication date: October 28, 2010Applicant: Aktiebolaget SKFInventors: Jürgen Kreutzkämper, Ali-Akbar Inanloo, Paul Sattelberger
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Patent number: 6969541Abstract: A method for structuring a surface includes, by an assigned modification device, creating a latent structure of at least a first layer of the surface, which has a polymer therein, so as to form hydrophilic and hydrophobic regions for producing a printing form for offset printing, by selectively applying a gaseous, readily volatile solvent as a modifying agent to at least one locally limited region of the surface over at least one exposure time interval. A device for performing the method, a printing form exposer, a printing unit and a printing machine including the surface-structuring device according to the invention, are also provided.Type: GrantFiled: July 25, 2002Date of Patent: November 29, 2005Assignee: Heidelberger Druckmaschinen AGInventors: Jürgen Kreutzkämper, Gotthard Schmid