Patents by Inventor Thomas Schiepp
Thomas Schiepp 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: 9318247Abstract: An electromagnetic actuating device, in particular camshaft adjustment device, having an armature unit (14) which can be driven in the axial direction or parallel thereto in reaction to energization of a stationary, axially oriented coil unit (10) and is designed to interact with a slide and/or plunger unit (16) which extends in the axial direction, in particular a plunger unit which brings about camshaft adjustment of an internal combustion engine, wherein permanent magnet means are provided on and/or in the armature unit and/or the slide or plunger unit, and the coil unit and armature unit are accommodated at least partially in a housing unit or carrier unit.Type: GrantFiled: June 29, 2011Date of Patent: April 19, 2016Assignee: ETO Magnetic GmbHInventors: Thomas Schiepp, Stefan Schoeller, Joerg Buerssner, Peter Vincon
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Patent number: 9214267Abstract: An electromagnetic actuator device, comprising a coil unit, which surrounds a first yoke section of a stationary yoke unit and is activated by energizing the coil unit, and armature elements, which are guided so as to be movable relative to the yoke unit and which interact with an output-side actuating partner and are driven in order to perform an actuating movement, the armature elements interact with at least one second yoke section of the yoke unit to form an air gap lying outside of the first yoke section for a magnetic flux produced by the activated coil unit.Type: GrantFiled: March 15, 2012Date of Patent: December 15, 2015Assignee: ETO Magnetic GmbHInventors: Raphael Bory, Jonas Boll, Daniela Haerter, Robert Steyer, Philipp Terhorst, Thomas Schiepp, Markus Laufenberg
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Patent number: 9117583Abstract: An electromagnetic actuator device, comprising a coil unit (14), which surrounds a first yoke section (13) of a stationary yoke unit and can be activated by energizing the coil unit; and armature elements (10, 12), which are guided so as to be movable relative to the yoke unit and which interact with an output-side actuating partner and which can be driven in order to perform an actuating movement. The armature elements interact with at least one second yoke section (15, 16) of the yoke unit to form an air gap (26, 28) for a magnetic flux produced by the activated coil unit.Type: GrantFiled: March 15, 2012Date of Patent: August 25, 2015Assignee: ETO Magnetic GmbHInventors: Raphael Bory, Jonas Boll, Daniela Haerter, Robert Steyer, Philipp Terhorst, Thomas Schiepp, Markus Laufenberg, Oliver Thode, Viktor Raff
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Publication number: 20150207059Abstract: An actuator device having an expansion unit (10), which comprises a magnetically active shape memory alloy material (12) and which carries out an expansion movement from a starting position along an expansion direction as a reaction to an energization of a coil device (30) and interacts with restoring means which exert on the expansion unit (10) a restoring force opposite to the expansion direction, wherein the restoring force has permanent magnets which act or are seated on a section of the expansion unit (10) such that the restoring force generated magnetically by the permanent magnets changes with increasing expansion stroke in the expansion direction, wherein the permanent magnets (16, 34, 40, 52, 54) are embodied and/or designed such that the expansion unit (10) can contract into the starting position along the expansion stroke when the coil device (30) is not energized.Type: ApplicationFiled: May 31, 2013Publication date: July 23, 2015Inventors: Markus Laufenberg, Thomas Schiepp
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Publication number: 20150054359Abstract: An MSM actuator system, comprising at least one expansion unit (22) having a magnetic shape memory material (MSM); coil means (27) for creating the magnetic flux; and flux-conducting means (10 to 16) made from a magnetically conductive material, the flux-conducting means constructed for enclosing by means of the coil means and magnetically flux-conducting contacting of the expansion unit by means of mutually opposite end sections (18, 20).Type: ApplicationFiled: August 15, 2014Publication date: February 26, 2015Inventors: Thomas Schiepp, Markus Laufenberg
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Patent number: 8939431Abstract: An electromagnetic positioning device has a long stretched out anchor plunger section as well as an anchor having an anchor body section axially continuing the latter, which in order to magnetically interact with a core unit and by energizing a stationary provided coil device is movably designed relative to the latter. The core unit is designed in such a way that it at least sectionally encompasses the anchor plunger section as well as the anchor body section with an expanded diameter relative to the anchor plunger section. The core unit is a multi-part design in the axial direction with a stationary core section, an axially movable core section and a variable core gap between the stationary and movable core section, and the movable core section and anchor are designed and joined together via a driver in such a way that, in response to energization, the movable core section moves, causing the core gap to close, and the driver drives the anchor in the axial direction.Type: GrantFiled: November 12, 2009Date of Patent: January 27, 2015Assignee: ETO Magnetic GmbHInventors: Thomas Schiepp, Jorg Burssner
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Patent number: 8931450Abstract: A camshaft assembly, comprising a camshaft (2) having a receiving space (6) in an interior thereof, at least some sections of the assembly being made of a magnetizable material, and an electromagnetic actuating unit (4) for actuating an actuating partner (5), comprising a control valve of a camshaft adjuster (3), a coil winding (8) and an armature (7) for cooperating with the actuating partner (5), the armature being adjustable by energizing the coil winding (8).Type: GrantFiled: March 12, 2012Date of Patent: January 13, 2015Assignee: ETO Magnetic GmbHInventors: Stefan Bender, Thomas Schiepp
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Patent number: 8729992Abstract: An electromagnetic actuator device has a core unit with a coil device designed to cooperate with armature units displaceably guided relative to the core unit in response to current applied to the coil device, wherein the core unit is designed to cooperate with a plurality of spatially separated plunger units of the armatures so that an electromagnetic interaction takes place with the plurality of plunger units in response to current applied to a coil of the coil device.Type: GrantFiled: November 25, 2009Date of Patent: May 20, 2014Assignee: ETO Magnetic GmbHInventors: Thomas Schiepp, Oliver Thode
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Publication number: 20140125437Abstract: An electromagnetic actuator device, comprising a coil unit (14), which surrounds a first yoke section (13) of a stationary yoke unit and can be activated by energizing the coil unit; and armature elements (10, 12), which are guided so as to be movable relative to the yoke unit and which interact with an output-side actuating partner and which can be driven in order to perform an actuating movement. The armature elements interact with at least one second yoke section (15, 16) of the yoke unit to form an air gap (26, 28) for a magnetic flux produced by the activated coil unit.Type: ApplicationFiled: March 15, 2012Publication date: May 8, 2014Applicant: EOT Magnetic GmbH a corporationInventors: Raphael Bory, Jonas Boll, Daniela Härter, Robert Steyer, Philipp Terhorst, Thomas Schiepp, Markus Laufenberg, Oliver Thode, Viktor Raff
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Patent number: 8707917Abstract: A device for adjusting the camshaft of an internal combustion engine, having a lift profile element (12) which is provided on an axially movable mounted camshaft for conjoint rotation therewith and which provides a control groove, and having a control unit for generating a predetermined axial movement of the camshaft, wherein the control unit has a tappet unit (17) which is movable radially with respect to the camshaft along a movement direction and which is designed for controllable engagement into the lift profile element, and wherein the lift profile element forms a first control groove (16) which is designed to interact with the tappet unit at a first penetration depth so as to describe a first axial movement of the camshaft, and the lift profile element forms a second control groove (18, 22) which is designed to interact with the tappet unit at a second penetration depth, which differs from the first penetration depth, so as to describe a second axial movement, which differs from the first axial movementType: GrantFiled: July 30, 2010Date of Patent: April 29, 2014Assignee: ETO Magnetic GmbHInventor: Thomas Schiepp
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Publication number: 20140091646Abstract: An actuator having a drive element which is made of a magnetic shape memory material, can be driven in response to electrical control of a plurality of coil apparatuses (10, 12) and is designed to carry out an expansion movement in response to said control, wherein the coil apparatuses are magnetically connected to the drive element (14) via flux-concentrating means (20, 22, 24, 26, 28, 30), and a flux-concentrating section of the flux-concentrating means is associated with the coil apparatuses for interaction with the drive element.Type: ApplicationFiled: March 15, 2012Publication date: April 3, 2014Applicant: ETO MAGNETIC GmbHInventors: Thomas Schiepp, Markus Laufenberg
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Publication number: 20140007828Abstract: A camshaft assembly, comprising a camshaft (2) having a receiving space (6) in an interior thereof, at least some sections of the assembly being made of a magnetisable material, and an electromagnetic actuating unit (4) for actuating an actuating partner (5), comprising a control valve of a camshaft adjuster (3), a coil winding (8) and an armature (7) for cooperating with the actuating partner (5), the armature being adjustable by energizing the coil winding (8).Type: ApplicationFiled: March 12, 2012Publication date: January 9, 2014Applicant: ETO MAGNETIC GMBHInventors: Stefan Bender, Thomas Schiepp
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Publication number: 20140002218Abstract: An electromagnetic actuator device, comprising a coil unit, which surrounds a first yoke section of a stationary yoke unit and is activated by energizing the coil unit, and armature elements, which are guided so as to be movable relative to the yoke unit and which interact with an output-side actuating partner and are driven in order to perform an actuating movement, the armature elements interact with at least one second yoke section of the yoke unit to form an air gap lying outside of the first yoke section for a magnetic flux produced by the activated coil unit.Type: ApplicationFiled: March 15, 2012Publication date: January 2, 2014Applicant: ETO MAGNETIC GMBHInventors: Raphael Bory, Jonas Boll, Daniela Haerter, Robert Steyer, Philipp Terhorst, Thomas Schiepp, Markus Laufenberg
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Patent number: 8493166Abstract: An electromagnetic actuating apparatus having an electromagnetic actuating unit which can be operated in order to exert an actuating force for an elongated plunger unit, wherein the actuating unit is provided in a housing along its actuating direction. The actuator unit forms an engagement surface which is planar in places and can be moved axially in the actuating direction, at an engagement end facing the plunger unit, an end surface of the plunger unit on the engagement side interacts detachably with the engagement surface, and the plunger unit is seated by magnetic attraction with its end surface on the engagement side on the engagement surface of the actuator unit, wherein the plunger unit is preferably designed to be soft-magnetic and furthermore preferably composed of soft iron, in the area of the end surface.Type: GrantFiled: August 3, 2009Date of Patent: July 23, 2013Assignee: ETO Magnetic GmbHInventors: Thomas Golz, Thomas Schiepp
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Patent number: 8448615Abstract: An electromagnetic camshaft-adjuster device having an armature unit (14, 42) drivable along an axial direction in reaction of a current feed of a stationary inductor unit (10), which for interacting with an adjusting unit (16, 48) causing adjustment of a camshaft of an internal combustion engine is configured with a slide and/or tappet unit, wherein on and/or in the armature unit and/or the adjusting unit, a permanent magnet element (20, 44) is provided and the inductor unit and the armature unit are at least partially received in a housing or supporting unit, and wherein the supporting unit is associated with a configured stationary magnetic field detection element (22, 38) preferably for contactless magnetic interaction with the permanent magnet element, which is configured so that in a current feed condition and a non current feed condition the inductor unit an axial position of the armature unit and/or the adjusting unit can be determined electronically by evaluating a magnetic field detection signal of tType: GrantFiled: March 31, 2010Date of Patent: May 28, 2013Assignees: Eto Magnetic GmbH, Daimler AGInventors: Markus Laufenberg, Thomas Schiepp, Simone Nowak, Bernd-Heinrich Schmitfranz
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Publication number: 20130113582Abstract: An electromagnetic actuating device, in particular camshaft adjustment device, having an armature unit (14) which can be driven in the axial direction or parallel thereto in reaction to energization of a stationary, axially oriented coil unit (10) and is designed to interact with a slide and/or plunger unit (16) which extends in the axial direction, in particular a plunger unit which brings about camshaft adjustment of an internal combustion engine, wherein permanent magnet means are provided on and/or in the armature unit and/or the slide or plunger unit, and the coil unit and armature unit are accommodated at least partially in a housing unit or carrier unit.Type: ApplicationFiled: June 29, 2011Publication date: May 9, 2013Applicant: ETO MAGNETIC GMBHInventors: Thomas Schiepp, Stefan Schoeller, Joerg Buerssner, Peter Vincon
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Publication number: 20130038414Abstract: Actuator device having an expansion unit, which includes a magnetic shape memory alloy material, and a spring unit which interacts therewith in a restoring manner, wherein at least one spring of the spring unit is assigned to the expansion unit, which is designed to perform an expansion movement along an expansion direction, in such a way that the spring can exert a restoring spring force counter to the expansion direction on the expansion unit, and wherein the spring is set up and/or predetermined in its spring characteristic curve properties in such a way that a spring force profile of the spring unit along a stroke range, determined by an expansion force profile of the expansion unit and a restoring spring force profile, of the expansion movement does not form a continuously rising curve, and/or the spring force profile, with respect to a continuously rising curve, extends and/or increases the stroke range.Type: ApplicationFiled: August 8, 2012Publication date: February 14, 2013Applicant: ETO MAGNETIC GMBHInventors: Markus Laufenberg, Thomas Schiepp
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Publication number: 20120152193Abstract: A device for adjusting the camshaft of an internal combustion engine, having a lift profile element (12) which is provided on an axially movable mounted camshaft for conjoint rotation therewith and which provides a control groove, and having a control unit for generating a predetermined axial movement of the camshaft, wherein the control unit has a tappet unit (17) which is movable radially with respect to the camshaft along a movement direction and which is designed for controllable engagement into the lift profile element, and wherein the lift profile element forms a first control groove (16) which is designed to interact with the tappet unit at a first penetration depth so as to describe a first axial movement of the camshaft, and the lift profile element forms a second control groove (18, 22) which is designed to interact with the tappet unit at a second penetration depth, which differs from the first penetration depth, so as to describe a second axial movement, which differs from the first axial movementType: ApplicationFiled: July 30, 2010Publication date: June 21, 2012Applicant: ETO MAGNETIC GMBHInventor: Thomas Schiepp
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Patent number: 8186320Abstract: The invention relates to a device for camshaft adjustment in an internal combustion engine, having a lifting profile element which is provided in a rotationally fixed manner on an axially movable mounted camshaft and which provides a control groove, and having a control unit for generating a predetermined axial movement of the camshaft, wherein the control unit has a tappet unit which is preferably movable radially with respect to the camshaft and which is designed to controllably engage into the lifting profile element, wherein the lifting profile element forms a first control groove which is designed to interact with the tappet unit at a first penetration depth in order to describe a first axial movement of the camshaft, and the lifting profile element forms a second control groove which is designed to interact with the tappet unit at a second penetration depth, which differs from the first penetration depth, in order to describe a second axial movement, which differs from the first axial movement, of the cType: GrantFiled: August 5, 2008Date of Patent: May 29, 2012Assignee: ETO Magnetic GmbHInventors: Thomas Schiepp, Thomas Golz, Werner Janisch
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Patent number: 8176887Abstract: An electromagnetic actuating device comprising a plurality of electromagnetic actuation units (10, 12, 14), which can be selectively controlled for exerting an actuating force on a corresponding plurality of elongated tappet units (22, 24, 26) that are supported axially parallel, wherein the actuation units are provided in a common housing (18, 20; 78, 82) along the actuating direction axially parallel to each other, and form a contact surface that is at least planar in some sections and can be axially moved in the actuating direction at each associated engagement end facing the tappet units. A face (34, 36, 38) on the engagement side of each of the tappet units interacts with the engagement surface (28, 30, 32), wherein at least one of the plurality of tappet units sits eccentrically and/or with only a partial surface, with the face thereof on the engagement side, on the engagement surface of the associated actuation unit, particularly adheres to it magnetically.Type: GrantFiled: June 19, 2008Date of Patent: May 15, 2012Assignee: Eto Magnetic GmbHInventors: Thomas Golz, Thomas Schiepp