Patents by Inventor Harald Fielitz
Harald Fielitz 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: 20110303718Abstract: A hand-held driving tool and a method for cooling the driving tool is disclosed. The driving tool includes a driving ram, a mechanical energy storage mechanism, and an electric motor for introducing mechanical energy into the energy storage mechanism. A cooling system is provided for cooling the electric motor, in particular as a function of a motor status.Type: ApplicationFiled: June 14, 2011Publication date: December 15, 2011Applicant: Hilti AktiengesellschaftInventors: Robert SPASOV, Ulrich Schiestl, Harald Fielitz, Karl Franz, Klaus Bertsch
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Publication number: 20110303726Abstract: 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: ApplicationFiled: June 13, 2011Publication date: December 15, 2011Applicant: HILTI AKTIENGESELLSCHAFTInventors: Matthias Blessing, Harald Fielitz, Stefan Miescher, Karl Franz, Robert Spasov, Ulrich Schiestl
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BOLT-FIRING DEVICE THAT CAN BE OPERATED ELECTRICALLY AND METHOD FOR OPERATING THE BOLT-FIRING DEVICE
Publication number: 20110303428Abstract: The invention relates to a bolt-firing device that can be operated electrically and that assumes different device states during operation. In order to further increase the safety during operation of bolt-firing devices that can be operated electrically, the bolt-firing device (1) comprises a monitoring and/or diagnostics mechanism (24) that monitors the device states.Type: ApplicationFiled: June 10, 2011Publication date: December 15, 2011Applicant: HILTI AKTIENGESELLSCHAFTInventors: Peter Roth, Stefan Miescher, Harald Fielitz, Klaus Bertsch -
Publication number: 20110303728Abstract: 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: ApplicationFiled: June 13, 2011Publication date: December 15, 2011Applicant: HILTI AKTIENGESELLSCHAFTInventors: Karl Franz, Harald Fielitz, Ulrich Schiestl
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Publication number: 20110303730Abstract: 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: ApplicationFiled: June 13, 2011Publication date: December 15, 2011Applicant: HILTI AKTIENGESELLSCHAFTInventors: Matthias Blessing, Robert Spasov, Stefan Miescher, Harald Fielitz, Karl Franz
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Publication number: 20110303732Abstract: 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: ApplicationFiled: June 13, 2011Publication date: December 15, 2011Applicant: HILTI AKTIENGESELLSCHAFTInventors: Matthias Blessing, Harald Fielitz, Stefan Miescher, Ulrich Schiestl, Robert Spasov, Karl Franz, Klaus Bertsch
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Publication number: 20110303727Abstract: 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: ApplicationFiled: June 13, 2011Publication date: December 15, 2011Applicant: HILTI AKTIENGESELLSCHAFTInventors: Karl Franz, Ulrich Schiestl, Harald Fielitz
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Publication number: 20110303719Abstract: 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: ApplicationFiled: June 13, 2011Publication date: December 15, 2011Applicant: HILTI AKTIENGESELLSCHAFTInventors: Robert Spasov, Stefan Miescher, Harald Fielitz, Karl Franz
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Publication number: 20110303733Abstract: 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: ApplicationFiled: June 13, 2011Publication date: December 15, 2011Applicant: HILTI AKTIENGESELLSCHAFTInventors: Harald Fielitz, Matthias Blessing, Klaus Bertsch
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Patent number: 7980441Abstract: A setting tool for driving fastening elements in a constructional component, includes a muzzle (14), a bolt guide (15) located in the muzzle (14), a magazine (20) for fastening elements (50) and releasably mountable on the tool housing (11) and having a connection section (21) provided at an end of the magazine (20) adjacent to the muzzle (14) and with which the magazine (20) is secured to the muzzle (14), and a connection device for releasably mounting the magazine on the tool housing (11) and including a hinge bearing formed as a plug-in coupling and provided with a first support element arranged on the connection section (21) of the magazine (20) and a second support element arranged on the muzzle (14), with the hinge bearing (17) having a pivot axis (S) provided on a side of the magazine (20) remote from the housing (11), outside of the magazine (20) and outside of the muzzle (14) and extending at a right angle to a plane (E) defined by the bolt guide (15) and the magazine (20).Type: GrantFiled: March 25, 2009Date of Patent: July 19, 2011Assignee: Hilti AktiengellschaftInventors: Tilo Dittrich, Harald Fielitz, Roland Schneider, Dierk Tille
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Patent number: 7959049Abstract: A setting tool for driving fastening elements in a constructional component, includes a muzzle (14), a bolt guide (15) located in the muzzle (14), a magazine (20) for fastening elements (50) and releasably mountable on the tool housing (11) and having a connection section (21) provided at an end of the magazine (20) adjacent to the muzzle (14) and with which the magazine (20) is secured to the muzzle (14), and a connection device for releasably mounting the magazine (20) on the housing (11) and including a snap device (30) located between the magazine (20) and the housing (11) and having a snap member (33) and a counter-snap member (34) engageable with each other in a snap position (35) of the magazine (20), with the snap device (30) applying pressure to the muzzle (14) in the snap position (35).Type: GrantFiled: March 10, 2009Date of Patent: June 14, 2011Assignee: Hilti AktiengesellschaftInventors: Tilo Dittrich, Harald Fielitz, Dierk Tille
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Patent number: 7861905Abstract: A hand-held drive-in tool (10) has a trigger switch (19) for triggering a drive-in process by drive unit (30) that drives a drive-in ram (13), a press-on feeler (18) which is arranged so as to be displaceable at a muzzle (16), which can detect that the drive-in tool pressed against a workpiece, and which prevents the actuation of a drive-in process in its initial position (41) and enables actuation of its drive-in process in its switching position (43), a component feeler (17) displaceably arranged at the muzzle (16) and capable of being actuated independently from the press-on feeler (18) and preventing actuation of a drive-in process in its initial position (42) and enabling the actuation of the drive-in process in its switching position (44), the component feeler (17) detecting fitting of an auxiliary constructional component (110) to the muzzle (16), with a drive-in process being initiated by the trigger switch (19) only when the component feeler (17) and the press-on feeler (18) are both in their respectType: GrantFiled: June 29, 2009Date of Patent: January 4, 2011Assignee: Hilti AktiengesellschaftInventors: Stefan Miescher, Harald Fielitz, Walter Odoni, Ulrich Schiestl
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Patent number: 7815088Abstract: A hand-held drive-in tool for driving fastening elements in a workpiece and including a guide (12), a drive-in ram (13) displaceable in the guide (12) for driving a fastening element in, a drive-in unit (30) for driving the drive-in ram (13) and including at least one first drive spring (31) and at least one second drive spring (32) having respectively, opposite first and a second expansion directions (37, 38), and a tensioning device for preloading the drive-in ram (13) and the first drive spring (31).Type: GrantFiled: April 11, 2008Date of Patent: October 19, 2010Assignee: Hilti AktiengesellschaftInventors: Harald Fielitz, Walter Odoni, Robert Spasov
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Publication number: 20100140123Abstract: A magazine strip for use in a setting power tool includes a carrier strip (11) for carrying the fastening elements (20) and formed of a plurality of strip segments (12) each having a receptacle for a fastening element (20), and a corresponding plurality of pivot connections (14) provided between respective adjacent strip segments (12) for enabling a pivotal movement of the strip segments relative to each other, with pivot axes of the pivot connections extending coaxially with respective fastening elements (20).Type: ApplicationFiled: December 4, 2009Publication date: June 10, 2010Inventors: Stefan Miescher, Harald Fielitz, Walter Odoni, Robert Spasov
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Publication number: 20100001032Abstract: A hand-held drive-in tool (10) has a trigger switch (19) for triggering a drive-in process by drive unit (30) that drives a drive-in ram (13), a press-on feeler (18) which is arranged so as to be displaceable at a muzzle (16), which can detect that the drive-in tool pressed against a workpiece, and which prevents the actuation of a drive-in process in its initial position (41) and enables actuation of its drive-in process in its switching position (43), a component feeler (17) displaceably arranged at the muzzle (16) and capable of being actuated independently from the press-on feeler (18) and preventing actuation of a drive-in process in its initial position (42) and enabling the actuation of the drive-in process in its switching position (44), the component feeler (17) detecting fitting of an auxiliary constructional component (110) to the muzzle (16), with a drive-in process being initiated by the trigger switch (19) only when the component feeler (17) and the press-on feeler (18) are both in their respectType: ApplicationFiled: June 29, 2009Publication date: January 7, 2010Inventors: Stefan Miescher, Harald Fielitz, Walter Odoni, Ulrich Schiestl
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Publication number: 20100003107Abstract: A auxiliary constructional component includes a base member (11), a guide section (12) for a fastening element (30) and projecting from the base member (11), and a feeler element (20) displaceably supported on the base member (11) for displacement along an attachment axis (A) defined by a through-opening (13) formed in the guide section (12), having at least one, radially spaced from the through-opening (13), placement surface (21) for a press-on feeler (42) of a setting tool, and projecting in an initial position of the feeler element (20) beyond a side of the base member (11) remote from the guide section (12).Type: ApplicationFiled: June 30, 2009Publication date: January 7, 2010Inventors: Stefan Miescher, Harald Fielitz, Walter Odoni, Ulrich Schiestl
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Publication number: 20090289094Abstract: A hand-held electrically driven drive-in tool for driving fastening elements in a workpiece, includes a drive-in ram (13) displaceable in a guide (12) located in the tool housing (11) and driven by a the drive unit (30), a muzzle part (16) having a bolt guide (17) defining an axis (A) for a fastening element (60) and having a first guide section (117) and a second guide section (217) axially displaceable along the axis (A) relative to the first guide section (117) and disengageable from the first guide section (117), and a press-on switch (29) for generating a press-on signal.Type: ApplicationFiled: May 4, 2009Publication date: November 26, 2009Inventors: Ulrich Schiestl, Robert Spasov, Karl Franz, Harald Fielitz
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Publication number: 20090242606Abstract: A setting tool for driving fastening elements in a constructional component, includes a muzzle (14), a bolt guide (15) located in the muzzle (14), a magazine (20) for fastening elements (50) and releasably mountable on the tool housing (11) and having a connection section (21) provided at an end of the magazine (20) adjacent to the muzzle (14) and with which the magazine (20) is secured to the muzzle (14), and a connection device for releasably mounting the magazine (20) on the housing (11) and including a snap device (30) located between the magazine (20) and the housing (11) and having a snap member (33) and a counter-snap member (34) engageable with each other in a snap position (35) of the magazine (20), with the snap device (30) applying pressure to the muzzle (14) in the snap position (35).Type: ApplicationFiled: March 10, 2009Publication date: October 1, 2009Inventors: Tilo Dittrich, Harald Fielitz, Dierk Tille
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Publication number: 20080296339Abstract: A hand-held drive-in tool for driving fastening elements in a workpiece and including a guide (12), a drive-in ram (13) displaceable in the guide (12) for driving a fastening element in, a drive-in unit (30) for driving the drive-in ram (13) and including at least one first drive spring (31) and at least one second drive spring (32) having respectively, opposite first and a second expansion directions (37, 38), and a tensioning device for preloading the drive-in ram (13) and the first drive spring (31).Type: ApplicationFiled: April 11, 2008Publication date: December 4, 2008Inventors: Harald Fielitz, Walter Odoni, Robert Spasov
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Patent number: 7416100Abstract: A hand-held setting tool for driving fastening elements in a workpiece includes a muzzle member (20) axially displaceable relative to the tool housing (11) in a direction of an operational axis (A) of the setting tool (10), a feeding channel (28) for a fastening element strip (50) and arranged in the muzzle member (20) and opening into a fastening element the receiving chamber (29) provided in the muzzle member (20), and a locking member (40) arranged on the muzzle member (20) and forming a locking section (42) displaceable into the feeding channel (28), and a blocking section (41) for preventing displacement of the muzzle member relative to the housing.Type: GrantFiled: January 24, 2007Date of Patent: August 26, 2008Assignee: Hilti AktiengesellschaftInventor: Harald Fielitz