Patents by Inventor Klaus Bertsch
Klaus Bertsch 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: 11958146Abstract: A stud for fastening an attachment element to an underlying surface is provided, having a shank that defines a fastening direction, having a sealing element for sealing off a contact zone between the shank and the underlying surface, and having a force transmission element for transmitting compressive forces from the attachment element to the underlying surface.Type: GrantFiled: October 4, 2018Date of Patent: April 16, 2024Assignee: Hilti AktiengesellschaftInventors: Uwe Popp, Simon Stahel, Klaus Bertsch
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Patent number: 11850689Abstract: An apparatus for welding a welding stud to a specified location of a base material, comprising a stud holder, comprising an inert gas cover, which surrounds the stud holder while forming a gap between the stud holder and the inert gas cover, and comprising a projection device, which is intended to project a visual pattern onto the base material through the gap.Type: GrantFiled: November 29, 2019Date of Patent: December 26, 2023Assignee: HILTI AKTIENGESELLSCHAFTInventors: Stefan Wolfsgruber, Philip Dörner, Andreas Starzengruber, Uwe Popp, Klaus Bertsch
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Patent number: 11701732Abstract: A welding gun for welding a welding stud to a substrate in a welding direction is provided, comprising a holding device for holding the welding stud during a welding operation, wherein the welding stud has a contact surface which is intended to contact the substrate before and/or during the welding operation, further comprising a stud lifting device for conveying the holding device against the welding direction to an immersing start position, further comprising a stud immersing device for conveying the holding device from the immersing start position in the welding direction, further comprising a bearing element having a bearing surface for supporting the welding gun on the substrate, and further comprising a device for automatically adapting the immersing start position relative to the bearing surface in the welding direction.Type: GrantFiled: November 21, 2018Date of Patent: July 18, 2023Assignee: HILTI AKTIENGESELLSCHAFTInventors: Uwe Popp, Klaus Bertsch
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Patent number: 11623293Abstract: A device and method for welding a welding stud to a base is provided. A welding current is applied to a welding stud between the welding stud and the base material, wherein a material of the welding stud and the base material is partially liquefied. The welding stud is then immersed into the solidifying material of the welding stud or the base material in order to create a bond between the welding stud and the base material.Type: GrantFiled: October 1, 2018Date of Patent: April 11, 2023Assignee: Hilti AktiengesellschaftInventors: Klaus Bertsch, Uwe Popp
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Publication number: 20220072645Abstract: An apparatus for welding a welding stud to a specified location of a base material, comprising a stud holder, comprising an inert gas cover, which surrounds the stud holder while forming a gap between the stud holder and the inert gas cover, and comprising a projection device, which is intended to project a visual pattern onto the base material through the gap.Type: ApplicationFiled: November 29, 2019Publication date: March 10, 2022Inventors: Stefan WOLFSGRUBER, Philip DÖRNER, Andreas STARZENGRUBER, Uwe POPP, Klaus BERTSCH
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Publication number: 20210187650Abstract: A fastening system for welding a welding stud in a welding direction to a substrate is provided, comprising a welding gun, which defines the welding direction, and the welding stud, wherein the welding gun has a holding device for holding the welding stud during a welding process and an outer contour, wherein the welding stud comprises a contact surface, which is provided for making contact with the substrate before and/or during the welding process, and wherein, starting from the contact surface, a tangent can be applied to the outer contour, which encloses an angle of less than 60° with the welding direction when the welding stud is held by the holding device and the contact surface is in contact with the substrate.Type: ApplicationFiled: November 15, 2018Publication date: June 24, 2021Inventors: Klaus BERTSCH, Uwe POPP
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Publication number: 20200338660Abstract: A welding gun for welding a welding stud to a substrate in a welding direction is provided, comprising a holding device for holding the welding stud during a welding operation, wherein the welding stud has a contact surface which is intended to contact the substrate before and/or during the welding operation, further comprising a stud lifting device for conveying the holding device against the welding direction to an immersing start position, further comprising a stud immersing device for conveying the holding device from the immersing start position in the welding direction, further comprising a bearing element having a bearing surface for supporting the welding gun on the substrate, and further comprising a device for automatically adapting the immersing start position relative to the bearing surface in the welding direction.Type: ApplicationFiled: November 21, 2018Publication date: October 29, 2020Inventors: Uwe POPP, Klaus BERTSCH
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Publication number: 20200261998Abstract: A device and method for welding a welding stud to a base is provided. A welding current is applied to a welding stud between the welding stud and the base material, wherein a material of the welding stud and the base material is partially liquefied. The welding stud is then immersed into the solidifying material of the welding stud or the base material in order to create a bond between the welding stud and the base material.Type: ApplicationFiled: October 1, 2018Publication date: August 20, 2020Inventors: Klaus BERTSCH, Uwe POPP
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Publication number: 20200246905Abstract: A device and method for welding a welding stud to a base material is provided. A welding current is applied to a welding stud between the welding stud and the base material, wherein a material of the welding stud and the base material is partially liquefied.Type: ApplicationFiled: October 2, 2018Publication date: August 6, 2020Inventors: Klaus BERTSCH, Uwe POPP
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Publication number: 20200238425Abstract: A stud for fastening an attachment element to an underlying surface is provided, having a shank that defines a fastening direction, having a sealing element for sealing off a contact zone between the shank and the underlying surface, and having a force transmission element for transmitting compressive forces from the attachment element to the underlying surface.Type: ApplicationFiled: October 4, 2018Publication date: July 30, 2020Inventors: Uwe POPP, Simon STAHEL, Klaus BERTSCH
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Publication number: 20200238424Abstract: A device and a method for welding a welding stud to a base material are disclosed. A welding current is applied to a welding stud between the welding stud and the base material, whereby a material of the welding stud and the base material is partially liquefied. The welding stud is then immersed into the solidifying material of the welding stud or the base material in order to create a bond between the welding stud and the base material.Type: ApplicationFiled: October 2, 2018Publication date: July 30, 2020Inventors: Klaus BERTSCH, Uwe POPP
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Patent number: 10118283Abstract: The invention relates to a hand-held tool for driving fastening elements into a base, the tool having an initiating device, the actuation of which initiates a drive-in action and which can be blocked, depending on at least one state of the tool. In order to further simplify or improve the operation of the hand-held tool, a lifting magnet, associated with the initiating device, can block or enable the actuation of the initiating device.Type: GrantFiled: August 21, 2013Date of Patent: November 6, 2018Assignee: Hilti AktiengesellschaftInventors: Iwan Wolf, Harald Fielitz, Klaus Bertsch
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Patent number: 9731408Abstract: According to one aspect of the application, a device for driving a fastening element into a substrate has an energy-transfer element for transferring energy to the fastening element. The energy-transfer element can move preferably between a starting position and a setting position, wherein the energy-transfer element is located, before a driving-in procedure, in the starting position and, after the driving-in procedure, in the setting position. According to another aspect of the application, the device comprises a mechanical-energy storage device for storing mechanical energy. The energy-transfer element is then suitable preferably for transferring energy from the mechanical-energy storage device to the fastening element.Type: GrantFiled: June 13, 2011Date of Patent: August 15, 2017Assignee: HILTI AKTIENGESELLSCHAFTInventors: Stefan Groer, Wolfgang Beck, Klaus Bertsch
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Patent number: 9566700Abstract: According to one aspect of the application, a tool for driving a fastening element into an underlying surface comprises an energy transmission element for transmitting energy to the fastening element. The energy transmission element is preferably movable between an initial position and a setting position, the energy transmission element being situated in the initial position before the driving process and in the setting position after the driving process. According to another aspect of the application, the device comprises a mechanical energy accumulator for storing mechanical energy. The energy transmission element is then suitable particularly for transmitting energy from the mechanical energy accumulator to the fastening element.Type: GrantFiled: June 15, 2011Date of Patent: February 14, 2017Assignee: Hilti AktiengesellschaftInventors: Roland Mandel, Klaus Bertsch, Harald Fielitz
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Patent number: 9205546Abstract: According to one aspect of the application, a device for driving a fastening element into a substrate has an energy-transfer element for transferring energy to the fastening element. The energy-transfer element can move preferably between a starting position and a setting position, wherein the energy-transfer element is located, before a driving-in procedure, in the starting position and, after the driving-in procedure, in the setting position. According to another aspect of the application, the device comprises a mechanical-energy storage device for storing mechanical energy. The energy-transfer element is then suitable preferably for transferring energy from the mechanical-energy storage device to the fastening element.Type: GrantFiled: June 13, 2011Date of Patent: December 8, 2015Assignee: Hilti AktiengesellschaftInventors: Robert Spasov, Karl Franz, Klaus Bertsch
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Publication number: 20150283690Abstract: The invention relates to a handheld or semi-stationary tool appliance (1), having a device for detecting and/or storing appliance-related operating data and/or load states. In order to further simplify operation of handheld or semi-stationary tool appliances and/or to extend service intervals or service life of said tool appliances, the tool appliance (1) comprises at least one sensor device (10) for detecting appliance-related forces, accelerations, movements, oscillation frequencies and/or oscillation amplitudes.Type: ApplicationFiled: December 10, 2013Publication date: October 8, 2015Inventors: Norbert Welte, Roland Mandel, Thorsten Sauer, Klaus Bertsch
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Publication number: 20150209947Abstract: The invention relates to a drive-in device, comprising a handheld housing (20) having an energy transfer element accommodated therein for transferring energy to a fastening element, a driving apparatus for transporting the energy transfer element, at least one electric motor (480), and a gearing (401, 406) having an output shaft, wherein the driving apparatus can be driven by means of the electric motor (480) via the output shaft (404) of the gearing (401, 406), wherein at least one first gear ratio and one second gear ratio different from the first gear ratio, between a rotational speed of the motor (480) and a rotational speed of the output shaft (404), can be set by means of the gearing (401, 406).Type: ApplicationFiled: August 13, 2013Publication date: July 30, 2015Inventors: Roland Mandel, Klaus Bertsch
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Patent number: 8978953Abstract: According to one aspect of the application, a device for driving a fastening element into a substrate has an energy-transfer element for transferring energy to the fastening element. The energy-transfer element can move preferably between a starting position and a setting position, wherein the energy-transfer element is located, before a driving-in procedure, in the starting position and, after the driving-in procedure, in the setting position. According to another aspect of the application, the device comprises a mechanical-energy storage device for storing mechanical energy. The energy-transfer element is then suitable preferably for transferring energy from the mechanical-energy storage device to the fastening element.Type: GrantFiled: June 13, 2011Date of Patent: March 17, 2015Assignee: Hilti AktiengesellschaftInventors: Matthias Blessing, Harald Fielitz, Stefan Miescher, Ulrich Schiestl, Robert Spasov, Karl Franz, Klaus Bertsch
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Patent number: 8807413Abstract: According to one aspect of the application, a device for driving a fastening element into a substrate has an energy-transfer element for transferring energy to the fastening element. The energy-transfer element can move preferably between a starting position and a setting position, wherein the energy-transfer element is located, before a driving-in procedure, in the starting position and, after the driving-in procedure, in the setting position. According to another aspect of the application, the device comprises a mechanical-energy storage device for storing mechanical energy. The energy-transfer element is then suitable preferably for transferring energy from the mechanical-energy storage device to the fastening element.Type: GrantFiled: June 13, 2011Date of Patent: August 19, 2014Assignee: Hilti AktiengesellschaftInventors: Ulrich Schiestl, Karl Franz, Klaus Bertsch
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Publication number: 20140103858Abstract: The invention concerns a mobile charging device for at least one electrically operable tool device, which comprises at least one battery that can be charged by the mobile charging device. In order to further simplify the operation of an electrically operable tool device, the mobile charging device comprises an energy storage device for the storage of electrical energy that can be used to charge the battery of the electrically operable tool device, independently of the mains supply.Type: ApplicationFiled: February 16, 2012Publication date: April 17, 2014Applicant: HILTI AKTIENGESELLSCHAFTInventors: Klaus Bertsch, Stefan Mayer, Peter Roth