Patents by Inventor Benjamin Ziebart
Benjamin Ziebart 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: 8894317Abstract: A ball joint with a housing formed entirely by a cold forming method. The housing having an inner chamber for receiving the joint ball of a ball pin and an opening through which the ball pin extends, and a contact area on the outer surface area of the housing forms a seal with a bellows. A forming section of the housing secures the joint ball within the inner chamber such that the joint pall can both rotate and pivot. Following completion of the housing, the material displaced during the cold forming method creates the forming section of the housing. The method for producing a ball joint comprises the steps of producing a metallic housing blank with a thickening formed by compression, forming the outer contour of the housing by compression, shaping the inner contour of the housing through dishing, and using the displaced material for creating the forming section.Type: GrantFiled: December 15, 2009Date of Patent: November 25, 2014Assignee: ZF Friedrichshafen AGInventors: Dirk Maehlmann, Frank Schmeink, Benjamin Ziebart, Horst Pott, Christian Rziczny, Michael Heuer Gen Hallmann, Philippe Milos, Wolfgang Kleiner, Reinhard Buhl, Jurgen Schmitz
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Patent number: 8627569Abstract: A radial joint with a metallic housing (1), through the opening (2) on one side of which a ball pivot (3) can be inserted into an interior space (4) of the housing (1). The housing (1) has, in the area of its opening (2), a section (7), which is prepared by machining and which is deformed by a cold forming process. A process for manufacturing a radial joint includes: manufacturing the housing blank, machining of section (7) close to the opening (2) of housing (1), inserting the joint ball (5) of ball pivot (3) into the interior space (4) of housing (1), cold forming of the opening-side edge section of housing (1) until a metallic overlap (13) is attained between the joint ball (5) and housing (1).Type: GrantFiled: February 28, 2012Date of Patent: January 14, 2014Assignee: ZF Friedrichshafen AGInventors: Jürgen Schmitz, Christian Rziczny, Horst Pott, Benjamin Ziebart, Michael Heuer gen. Hallmann
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Patent number: 8348541Abstract: Joint arrangement for a vehicle, with a joint (7), which has a joint housing (8) and a pivot pin (9) mounted movably in relation thereto; a rod (4), which has a cavity (6) and which is connected to the joint (7); a ring element arranged between the joint and the rod; a sealing bellows (10), which defines the interior space (11) and in which the joint (7) is arranged at least partially; and a gas-permeable connection (13), which connects the cavity (6) of the rod (4) to the interior space (11) of the sealing bellows (10), wherein at least part of the gas-permeable connection (13) is formed by at least one groove, which is formed on the ring element and opens into the interior space (11) of the sealing bellows (10).Type: GrantFiled: May 8, 2007Date of Patent: January 8, 2013Assignee: ZF Friedrichshafen AGInventors: Dirk Mählmann, Benjamin Ziebart
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Publication number: 20120210582Abstract: A radial joint with a metallic housing (1), through the opening (2) on one side of which a ball pivot (3) can be inserted into an interior space (4) of the housing (1). The housing (1) has, in the area of its opening (2), a section (7), which is prepared by machining and which is deformed by a cold forming process. A process for manufacturing a radial joint includes: manufacturing the housing blank, machining of section (7) close to the opening (2) of housing (1), inserting the joint ball (5) of ball pivot (3) into the interior space (4) of housing (1), cold forming of the opening-side edge section of housing (1) until a metallic overlap (13) is attained between the joint ball (5) and housing (1).Type: ApplicationFiled: February 28, 2012Publication date: August 23, 2012Inventors: Jürgen Schmitz, Christian Rziczny, Horst Pott, Benjamin Ziebart, Michael Heuer gen. Hallmann
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Publication number: 20110293359Abstract: A ball joint with a housing formed entirely by a cold forming method. The housing having an inner chamber for receiving the joint ball of a ball pin and an opening through which the ball pin extends, and a contact area on the outer surface area of the housing forms a seal with a bellows. A forming section of the housing secures the joint ball within the inner chamber such that the joint pall can both rotate and pivot. Following completion of the housing, the material displaced during the cold forming method creates the forming section of the housing. The method for producing a ball joint comprises the steps of producing a metallic housing blank with a thickening formed by compression, forming the outer contour of the housing by compression, shaping the inner contour of the housing through dishing, and using the displaced material for creating the forming section.Type: ApplicationFiled: December 15, 2009Publication date: December 1, 2011Applicant: ZF FRIEDRICHSHAFEN AGInventors: Dirk Mahlmann, Frank Schmeink, Benjamin Ziebart, Horst Pott, Christian Rziczny, Michael Heuer Gen Hallmann, Philippe Milos, Wolfgang Kleiner, Reinhard Buhl, Jurgen Schmitz
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Publication number: 20100284733Abstract: The invention relates to an axial ball joint (1) in particular for use in a steering gear including a housing (2), open on one side, with a housing pin (3) arranged up front, a ball joint (4) with a pivot pin (5) and a bearing (6) which is arranged between housing (2) and ball joint (4), wherein the housing (2) has at least one elastic damping element (7) for impact damping on the side of the housing equipped with the housing pin (3).Type: ApplicationFiled: December 10, 2008Publication date: November 11, 2010Applicant: ZF FRIEDRICHSHAFEN AGInventors: Rainer Ungruh, Volker Grube, Jens Diekhoff, Markus Mollmann, Benjamin Ziebart, Dirk Mahlmann
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Publication number: 20090279944Abstract: A radial joint is provided for a motor vehicle with a metallic housing (1), through the opening (2) on one side of which a ball pivot (3) can be inserted into an interior space (4) of the housing (1). The joint ball (5) of the ball pivot (3) is mounted pivotably and rotatably in a bearing area of the interior space (4), and a pivot section (6) of the ball pivot (3), which section is connected to the joint ball (5), protrudes from the housing (1) through opening (2) of housing (1). The housing (1) has, in the area of its opening (2), a section (7), which is prepared by machining and which is deformed by a cold forming process.Type: ApplicationFiled: March 12, 2007Publication date: November 12, 2009Inventors: Jürgen Schmitz, Christian Rziczny, Horst Pott, Benjamin Ziebart, Michael Heuer Hallmann
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Publication number: 20090236812Abstract: A joint arrangement for a vehicle is provided including a joint (7), which has a joint housing (8) and a pivot pin (9) mounted movably in relation thereto. The joint arrangement has a rod (4), which has a cavity (6) and which is connected to the joint (7). A sealing bellows (10) defines an interior space (11) in which the joint (7) is arranged at least partially. A gas-permeable connection (13) connects the cavity (6) of the rod (4) to the interior space (11) of the sealing bellows (10). At least one part of the gas-permeable connection (13) is formed by at least one bore (14), which is formed in the joint (7) and which opens into the cavity (6) of the rod (4).Type: ApplicationFiled: May 8, 2007Publication date: September 24, 2009Applicant: ZF FRIEDRICHSHAFEN AGInventors: Dirk Mahlmann, Benjamin Ziebart
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Publication number: 20090208273Abstract: Joint arrangement for a vehicle, with a joint (7), which has a joint housing (8) and a pivot pin (9) mounted movably in relation thereto; a rod (4), which has a cavity (6) and which is connected to the joint (7); a ring element arranged between the joint and the rod; a sealing bellows (10), which defines the interior space (11) and in which the joint (7) is arranged at least partially; and a gas-permeable connection (10), which connects the cavity (6) of the rod (4) to the interior space (11) of the sealing bellows (10), wherein at least part of the gas-permeable connection (13) is formed by at least one groove, which is formed on the ring element and opens into the interior space (11) of the sealing bellows (10).Type: ApplicationFiled: May 8, 2007Publication date: August 20, 2009Inventors: Dirk Mählmann, Benjamin Ziebart