| Patent application number | Description | Published |
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| 20100124471 | SPACER ELEMENT FOR THE ATTACHMENT OF A SHEET METAL PART, COMPONENT ASSEMBLY AND METHOD FOR ITS MANUFACTURE - A spacer element which is designed at both ends for the attachment to a sheet metal part or to a hollow section for the formation of a component assembly and which optionally has a fastener section with an internal thread or external thread for the attachment of a component to the component assembly by means of a screw or a nut, is characterized in that the spacer element is not deformable or at least substantially not deformable on attachment to the sheet metal part or to the hollow section and in that the spacer element is provided at both end faces with respective undercuts for the form-fitted reception of sheet metal material or of the wall material, whereby the spacer element is secured to the sheet metal part or to the hollow section and preferably also secured against rotation. Various variants, component assemblies and methods are likewise described and claimed. | 05-20-2010 |
| 20100129173 | COMPONENT ASSEMBLY CONSISTING OF A FASTENER ELEMENT AND A SHEET METAL PART AND ALSO A METHOD FOR MANUFACTURING SUCH A COMPONENT ASSEMBLY - A component assembly comprising a sheet metal part and a fastener element which has a flange part of larger diameter and a shaft part of smaller diameter which extends away from the flange part and merges at its end remote from the flange part into a cylindrical rivet section is characterized in that the fastener element is designed for use with sheet metal parts with thicknesses in the range of 3 mm and larger. With relatively thin sheet metal parts the sheet metal part has a smooth pierced cylindrical opening which has a diameter corresponding to the diameter of the shaft part, with the cylindrical rivet section being reshaped to a rivet bead which contacts the underside of the sheet metal part. With sheet metal parts of medium thickness the sheet metal part has a stepped hole with the hole region of larger diameter receiving the rivet bead. For relatively thick sheet metal parts the sheet metal part has a conical pierced hole and the cylindrical rivet section is reshaped to a conical rivet bead which is wedged in the conically diverging hole. | 05-27-2010 |
| 20100275433 | Method and apparatus for the attachment of a fastener element to a component, in particular to a sheet metal part - A method and an apparatus for the attachment of a fastener element to a component, for example a sheet metal part, wherein the fastener element is a nut element and has an axis of symmetry, a head part having a contact surface which enters into contact with the component, a threaded bore and also at least one undercut which receives the material of the component, and wherein the material of the component is pressed against the contact surface and into the undercut by means of a first tool having a die button shape matching the design of the nut element. A local force is exerted on the head part of the nut element or onto the tool to the side of the axis of symmetry and is moved circularly around the axis of symmetry while simultaneously carrying out a relative feed movement between the tool and the nut element between which the component is arranged in order to press the material of the component into the undercut. | 11-04-2010 |
| 20100325867 | ELEMENT ATTACHABLE BY RIVETING TO A SHEET METAL PART AND ALSO A COMPONENT ASSEMBLY AND A METHOD FOR THE PRODUCTION OF THE COMPONENT ASSEMBLY - An element attachable to a sheet metal part by riveting, in particular an element in the form of a centering bolt, having a shaft part and a head part, wherein the head part has at its side confronting the sheet metal part an at least approximately ring-like ring recess which merges at the radially inner side into a cylinder section of the head part which in turn merges into the shaft part and into a tubular rivet section which surrounds the shaft part in the region of the head part, is disposed within a ring-like contact surface arranged radially outside of the ring recess and merges at the radially outer side via an at least approximately conical wall into the ring-like contact surface, is characterized in that at least one local recess and preferably a plurality of in particular uniformly distributed local recesses is or are provided in the conical wall of the ring recess and/or in an optionally present ring-like base surface of the ring recess. A component assembly comprising the element and a sheet metal part and also a method for the manufacture of such a component assembly are also described. | 12-30-2010 |
| 20110211932 | SELF-PIERCING NUT ELEMENT AND COMPONENT ASSEMBLY CONSISTING OF THE NUT ELEMENT AND A SHEET METAL PART - A piercing nut element having a strength in the range between 700 and 900 MPa which is designed to be pressed into the sheet metal part. The nut element is characterized in that the self-piercing attachment of the nut element into a sheet metal part of higher strength, or into a sheet metal part with a thickness greater than 3.5 mm, the nut element is designed in such a way that the piercing section has a peripheral extending groove below the sheet metal contact surface and in that the piercing section has a piercing edge at its free end face with the piercing edge being spaced from the boundary of the groove adjacent to the piercing section by a peripheral surface having an axial height which corresponds to at least 30% and preferably to at least 50% of the sheet metal thickness, wherein the radial wall thickness of the piercing section in the region of its free end face from the outer side of the piercing section up to the nominal diameter of the thread corresponds to a thickness between 1.2 to 1.8 and preferably 1.5 times the intended sheet metal thickness. | 09-01-2011 |
| 20120028070 | SELF-PIERCING NUT ELEMENT AND COMPONENT ASSEMBLY COMPRISING THE NUT ELEMENT AND A SHEET METAL PART - A self-piercing nut element having a strength in the range between 700 and 900 MPa is described which is designed for press fitting into a sheet metal part ( | 02-02-2012 |
| 20120087764 | Functional element for attachment to a plastic component and a component assembly - A functional element of metal having a flange of larger diameter from an attachment surface and a centering section arranged inside the attachment surface and extending away from the flange, characterized in that an adhesive is arranged around the cylindrical section and adjacent to the attachment surface. | 04-12-2012 |
| 20120088075 | Functional element for attachment to a plastic component, a component assembly, a die button and method - A functional element of metal having a flange of larger diameter forming an attachment surface and having a centering section arranged inside the attachment surface and extending away from the flange, is characterized in that an adhesive which hardens under pressure is arranged around the centering section and adjacent to the attachment surface. | 04-12-2012 |
| 20120118632 | HOLLOW FASTENER ELEMENT, ELECTRICAL CONNECTIONS AND COMPONENT ASSEMBLY - A method for providing an electrically conductive connection between an electric terminal device having a cavity and a sheet metal part. A hollow fixing element is riveted to the sheet metal part to prevent torsion producing an electrically conductive connection between the fixing element and the sheet metal part. The assembled component is then provided with an electrically non-conductive or poorly conductive protective coating. A receptacle for the electric terminal device is configured near the front face of the fixing element, to which the electrical terminal device is attached. The receptacle prevents the torsion of the terminal device in relation to the fixing element. The sheet metal part and a thread forming or cutting screw is screwed through the cavity of the electric terminal device into the hollow fixing element to form or cut a thread. The invention also relates to a corresponding fixing element and an assembled component. | 05-17-2012 |
| 20120141224 | METHOD FOR PRODUCING HOLLOW BODY ELEMENTS, HOLLOW BODY ELEMENT, COMPONENT, FOLLOW-ON COMPOSITE TOOL FOR PRODUCING HOLLOW BODY ELEMENTS - The invention relates to a method for producing hollow body elements ( | 06-07-2012 |
| 20120142440 | METHOD FOR PRODUCING HOLLOW BODY ELEMENTS, HOLLOW BODY ELEMENT, COMPONENT, FOLLOW-ON COMPOSITE TOOL FOR PRODUCING HOLLOW BODY ELEMENTS - The invention relates to a method for producing hollow body elements ( | 06-07-2012 |
| 20120148366 | METHOD FOR PRODUCING HOLLOW BODY ELEMENTS, HOLLOW BODY ELEMENT, COMPONENT, FOLLOW-ON COMPOSITE TOOL FOR PRODUCING HOLLOW BODY ELEMENTS - The invention relates to a method for producing hollow body elements ( | 06-14-2012 |
| 20120148367 | ELEMENT ATTACHABLE BY RIVETING TO A SHEET METAL PART AND ALSO A COMPONENT ASSEMBLY AND A METHOD FOR THE PRODUCTION OF THE COMPONENT ASSEMBLY - An element attachable to a sheet metal part by riveting, having a shaft part and a head part. The head part has at its side con-fronting the sheet metal part a ring recess which merges at the radially inner side into a cylinder section of the head part which merges into the shaft part and into a tubular rivet section which surrounds the shaft part in the region of the head part. The head part is disposed within a contact surface arranged radially outside of the ring recess and merges at the radially outer side via an at least approximately conical wall into the ring-like contact surface. At least one local recess and preferably a plurality of in particular uniformly distributed local recesses is or are provided in the conical wall of the ring recess and/or in an optionally present base surface of the ring recess. | 06-14-2012 |
| 20120148370 | METHOD FOR PRODUCING HOLLOW BODY ELEMENTS, HOLLOW BODY ELEMENT, COMPONENT, FOLLOW-ON COMPOSITE TOOL FOR PRODUCING HOLLOW BODY ELEMENTS - The invention relates to a method for producing hollow body elements ( | 06-14-2012 |
| 20120216390 | COMPONENT ASSEMBLY CONSISTING OF A FASTENER ELEMENT AND A SHEET METAL PART AND ALSO A METHOD FOR MANUFACTURING SUCH A COMPONENT ASSEMBLY - A component assembly comprises a sheet metal and a fastener element. A flange has a larger diameter and a shaft of smaller diameter extends away from the flange and merges at its end remote from the flange into a cylindrical rivet section. The fastener element is used with sheet metals with thicknesses in the range of 3 mm and larger. With thin sheet metal parts the sheet metal has a smooth pierced cylindrical opening with a diameter corresponding to the diameter of the shaft. The cylindrical rivet section is reshaped to a rivet bead contacting the sheet metal underside. Medium thickness sheet metal parts have a stepped hole with the hole region of larger diameter receiving the rivet bead. For thick sheet metal parts the sheet metal has a conical pierced hole and the cylindrical rivet section is reshaped to a conical rivet bead wedged in the conically diverging hole. | 08-30-2012 |
| 20130078050 | RIVET ELEMENT - The invention relates to a rivet element, in particular for attachment to components of fiber composite materials, having a rivet section which is formed at least regionally as a spike which tapers in the direction towards a tip and which can be dilated by means of a die button. | 03-28-2013 |
| 20130185917 | BOLT ELEMENT AND A METHOD FOR THE ATTACHMENT OF A BOLT ELEMENT TO A COMPONENT OF A COMPOSITE MATERIAL - A method for the attachment of a bolt element to a component is described. The bolt element has a head part having a contact surface and a shaft part extending away from the head part, the shaft part having a tip provided at its end remote from the head part, the tip merging into a thread cylinder, optionally via a cylindrical region. The bolt element is pressed with the tip to the fore against the component and the tip is pressed through the component until the side of the component adjacent the head part of the bolt element enters to contact the thread cylinder and the tip thereby generates a hole in the component. The bolt element is subsequently turned so that the thread of the thread cylinder forms an internal thread in the wall of the hole. A bolt element is also claimed. | 07-25-2013 |
| 20130185921 | METHOD FOR THE ATTACHMENT OF A HOLLOW ELEMENT SUCH AS A HOLLOW RIVET OR A NUT ELEMENT TO A COMPONENT CONSISTING OF A COMPOSITE MATERIAL - A method for the attachment of a hollow element such as a hollow rivet or a nut element to a component consisting of a composite material, with the element having a flange part and a shaft part or rivet section extending away from the flange part, wherein a rivet section can also be formed at the free end of a shaft part. The hollow element has a central passage which is optionally provided with a thread cylinder. In the method an auxiliary tip is either passed from the flange side of the element remote from the shaft part and/or the rivet section through the passage or is introduced from the side of the free end of the shaft part and/or of the rivet section into the passage such that a conically converging region of the auxiliary tip projects from the free end of the shaft part or of the rivet section. The hollow element is pressed with the tip to the fore against the component and the tip is pressed through the component until the component comes into engagement with the side of the flange part adjacent to it and the tip has produced a hole in the component. | 07-25-2013 |
| 20130189054 | COMBINATION OF FUNCTIONAL ELEMENT AND PRESSURE PLATE - The invention relates to a combination of a functional element having a flange section and a connection section, in particular a rivet element, and a pressure plate, in particular a pressure plate having an opening, for attachment to a component, in particular to a panel of composite material or sheet metal, wherein the functional element and the pressure plate are formed to be arranged on opposite sides of a hole of the component and are to be connected together via the connection section which extends through the hole, in particular by riveting, in order to clamp a region of the component surrounding the hole between the flange section and the pressure plate and wherein the pressure side of the pressure plate confronting the component in the attached state is provided with a means providing security against rotation. | 07-25-2013 |
| 20130207298 | METHOD FOR THE MANUFACTURE OF A HOLE IN A COMPONENT CONSISTING OF A COMPOSITE MATERIAL - A method for the manufacture of a hole in a component consisting of a composite material, such as a fiber reinforced plastic part or a fabric reinforced plastic part, which is characterized in that the component having first and second oppositely disposed sides is placed with its first side on a support having an iris diaphragm, in that a tip which diverges in the axial direction is pressed coming from the second side of the component through the component, which optionally has a pre-piercing, for the formation of the hole or for the enlargement of the pre-piercing and in that the iris diaphragm has a smaller starting opening which receives a narrower region of the tip and opens into a larger opening with increasing penetration of the component by the tip, whereby the component is supported during the hole formation over an as large as possible area from the first side. A piercing aid in the form of an iris diaphragm or a corresponding die button is likewise claimed. | 08-15-2013 |
| 20130223923 | PRESS-IN ELEMENT, PRE-INSTALLATION COMPONENT, COMPONENT ASSEMBLY AND METHOD - The present invention relates, amongst other things, to a punch-in element having a hollow head part of larger transverse dimension and a hollow shaft part of smaller transverse dimension which projects away from one side of the head part, wherein a ring-like sheet metal contact surface is formed at the said side of the head part and surrounds the shaft part, with a plurality of ribs at the outer periphery of the shaft part which extend in the axial direction along the shaft part from the sheet metal contact surface to close to the free end of the shaft part. A pre-installation component, a component assembly and a method is also claimed. | 08-29-2013 |
| 20130224426 | FUNCTIONAL ELEMENT FOR THE FLUID-TIGHT ATTACHMENT TO A SHEET METAL PART, COMPONENT ASSEMBLY AND METHOD - A functional element having a head part with a flange and a section projecting away from a first side of the flange which is punching into a sheet metal part without piercing the sheet metal part and also having a shaft part with a longitudinal axis which satisfies a function and which projects away from the side from the flange opposite to the first side. The flange and the section are arranged at least substantially coaxial to the shaft part, with the section, which is formed as a hollow cylinder having ribs extending parallel to the longitudinal direction at its outer jacket surface. At the inner side the section has a diverging truncated cone shape which substantially runs out at the free end, with the truncated cone shape serving for the dilation of the section during punching into the sheet metal part. A component assembly and a method of manufacturing it are also claimed. | 08-29-2013 |
| 20140241831 | HOLLOW ELEMENT FOR ATTACHMENT TO A COMPONENT COMPRISING A COMPOSITE MATERIAL - A hollow element such as a hollow rivet or a nut element for attachment to a component consisting of a composite material such as a fiber reinforced plastic part or a fabric rein-forced plastic part is presented. The element has a flange part and a shaft part extending away from the flange part and/or a rivet section, wherein the rivet section, is present, can also be formed at the free end of the shaft part, with the a hollow element furthermore having a central passage, which is optionally provided with a thread cylinder. The hollow element is used in combination with an auxiliary tip which is either inserted from the flange side of the element through the passage, or from the side of the free end of the shaft part of the rivet section into the passage, such that a conically converging region of the auxiliary tip projects from the free end of the shaft part or of the rivet section. | 08-28-2014 |
| 20150037114 | FUNCTIONAL ELEMENT FOR ATTACHMENT TO A PLASTIC COMPONENT AND A COMPONENT ASSEMBLY - A functional element of metal having a flange of larger diameter from an attachment surface and a centering section arranged inside the attachment surface and extending away from the flange, characterized in that an adhesive is arranged around the cylindrical section and adjacent to the attachment surface. | 02-05-2015 |
| 20150059152 | Method for the Punching in and Attachment of a Fastener Element and Corresponding Die Button - The present invention relates to a method for the punching in and attachment of the fastener element to a planar workpiece, in particular to a sheet metal part. During the punching in of the fastener element in the workpiece a movably arranged die plunger of the die button is pressed with a predetermined pressing force against the workpiece. The pressing force is adapted such that the die plunger first moves once a slug has been cut out of the workpiece by a piercing section of the fastener element. | 03-05-2015 |
| 20150059153 | PUNCH RIVET AND METHOD FOR THE ATTACHMENT OF INDIVIDUAL COMPONENTS TO ONE ANOTHER OF WHICH AT LEAST ONE COMPONENT IS FORMED BY A WORKPIECE OF COMPOSITE MATERIAL - A punch rivet for fastening individual components to one another of which at least one component is formed by a workpiece of composite material, with the punch rivet having a flange of larger diameter, a rivet section of smaller diameter and a ring-like component contact surface at the side of the flange adjacent the rivet section and surrounding the rivet section, with the rivet section having at its free end a ring surface for the piercing of the two workpieces which stands at least substantially perpendicular to the central longitudinal axis of the punch rivet and an inner concave ring surface which forms the transition from the end of the punch rivet into the hollow internal space of the rivet section. Ribs extending parallel to the longitudinal axis are provided at the generally cylindrical outer surface of the rivet section and preferably extend up to the free end face of the rivet section. In addition, a method is claimed. | 03-05-2015 |
| 20150059156 | METHOD FOR THE ATTACHMENT OF A FASTENER ELEMENT TO A WORKPIECE, A COMBINATION OF A WASHER WITH A DIE BUTTON AND ALSO A DIE BUTTON - A method for the attachment of the fastener element to a workpiece with the aid of a washer and also a die button are described. The fastener element has a flange of larger diameter, a rivet section of smaller diameter which extends away from the flange and a workpiece contact surface at the side of the flange adjacent the rivet section. The die button is provided to receive a washer and has a central post the end face of which lies at least substantially flush with the side of the washer adjacent to the workpiece. The non-pre-pierced workpiece is pierced by the said end face of the central post and the free end of the rivet section and the rivet section of the fastener element is subsequently deformed to form a rivet bead. Moreover, a die button and a combination of a die button with a washer are claimed. | 03-05-2015 |
| 20150082607 | PUNCH RIVET AND ALSO A METHOD AND APPARATUSES FOR ATTACHMENT OF INDIVIDUAL COMPONENTS TO ONE ANOTHER OF WHICH AT LEAST ONE COMPONENT IS FORMED BY A WORKPIECE OF COMPOSITE MATERIAL - A hollow punch rivet is described having a flange and a rivet section. Furthermore, a method for the attachment of individual components to one another using a punch rivet is described, with at least one of the components being formed by a material of the composite material. The method includes the following steps:
| 03-26-2015 |
| Patent application number | Description | Published |
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| 20080213064 | METHOD FOR CHEATING AN ELECTRICALLY CONDUCTIVE CONNECTION BETWEEN AN ELECTRIC TERMINAL DEVICE SUCH AS A CABLE SHOE AND A SHEET METAL PART, FASTENER ELEMENT AND COMPONENT ASSEMBLY - The invention relates to a method for creating an electrically conductive connection between an electric terminal device having a cavity, such as a cable shoe, and a sheet metal part. According to said method, a hollow fixing element is riveted to the sheet metal part to prevent torsion, thus producing an electrically conductive connection between the fixing element and the sheet metal part and the assembled component is then provided with an electrically non-conductive or poorly conductive protective coating, such as for example a lacquer coating or powder coating. Said method is characterized in that a receptacle for the electric terminal device is configured in the vicinity of the front face of the fixing element, to which the electric terminal device is attached, said receptacle preventing the torsion of the terminal device in relation to the fixing element and the sheet metal part and that a thread forming or cutting screw is screwed through the cavity of the electric terminal device into the hollow fixing element, said screwing action forming or cutting a thread. The invention also relates to a corresponding fixing element and an assembled component that is produced in this manner. | 09-04-2008 |
| 20090196678 | RIVET NUT AND RIVET BOLT AND COMBINATION OF A RIVET NUT OR A RIVET BOLT WITH A SHEET METAL PART - The invention relates to a rivet nut ( | 08-06-2009 |
| 20100135744 | METHOD FOR THE PRODUCTION OF HOLLOW ELEMENTS, HOLLOW ELEMENT, ASSEMBLY PIECE, AND FOLLOW-ON COMPOSITE TOOL FOR CARRYING OUT SAID METHOD - Disclosed is a method for producing hollow elements ( | 06-03-2010 |
| 20100209211 | SECTION FOR THE MANUFACTURE OF HOLLOW BODY ELEMENTS, HOLLOW BODY ELEMENT AND COMPONENT ASSEMBLY - A section ( | 08-19-2010 |
| 20120240380 | FUNCTIONAL ELEMENT, A COMPONENT ASSEMBLY CONSISTING OF A FUNCTIONAL ELEMENT AND A SHEET METAL PART AND ALSO A METHOD FOR THE ATTACHMENT OF THE FUNCTIONAL ELEMENT TO A SHEET METAL PART - A functional element having a functional portion, a generally tubular rivet portion and a ring-like sheet metal contact surface is characterised in that features of shape are provided at the rivet portion for co-movement of the sheet metal part during the formation of the rivet bead, in particular at the free end of the rivet portion and/or at the radially outer side of the rivet portion, at least in the region adjacent the free end of the rivet portion. A component assembly comprising a functional element and a sheet metal part as well as a method for the attachment of a functional element to the sheet metal part are also claimed. | 09-27-2012 |
| 20130129443 | SPACER ELEMENT FOR THE ATTACHMENT OF A SHEET METAL PART, COMPONENT ASSEMBLY AND METHOD FOR ITS MANUFACTURE - A spacer element which is designed at both ends for the attachment to a sheet metal part or to a hollow section for the formation of a component assembly and which optionally has a fastener section with an internal thread or external thread for the attachment of a component to the component assembly by means of a screw or a nut, is characterized in that the spacer element is not deformable or at least substantially not deformable on attachment to the sheet metal part or to the hollow section and in that the spacer element is provided at both end faces with respective undercuts for the form-fitted reception of sheet metal material or of the wall material, whereby the spacer element is secured to the sheet metal part or to the hollow section and preferably also secured against, rotation. Various variants, component assemblies and methods are likewise described and claimed. | 05-23-2013 |
| 20130223950 | RIVET NUT AND RIVET BOLT AND COMBINATION OF A RIVET NUT OR A RIVET BOLT WITH A SHEET METAL PART - The invention relates to a rivet nut ( | 08-29-2013 |
| 20130294860 | FUNCTIONAL ELEMENT, A COMPONENT ASSEMBLY CONSISTING OF A FUNCTIONAL ELEMENT AND A SHEET METAL PART AND ALSO A METHOD FOR THE ATTACHMENT OF THE FUNCTIONAL ELEMENT TO A SHEET METAL PART - A functional element having a functional portion, a generally tubular rivet portion and a ring-like sheet metal contact surface is characterised in that features of shape are provided at the rivet portion for co-movement of the sheet metal part during the formation of the rivet bead, in particular at the free end of the rivet portion and/or at the radially outer side of the rivet portion, at least in the region adjacent the free end of the rivet portion. A component assembly comprising a functional element and a sheet metal part as well as a method for the attachment of a functional element to the sheet metal part are also claimed. | 11-07-2013 |
