Patents by Inventor Dietmar Saur
Dietmar Saur 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).
-
Patent number: 12157207Abstract: The disclosure relates to a method for operating a handheld power tool having an electric motor, the method comprising: S1 providing at least one model signal waveform that is associated with a work progress of the handheld power tool; S2 determining a signal of an operating variable of the electric motor; S3 comparing the signal of the operating variable with the model signal waveform and determining a conformity evaluation on the basis thereof; S4 identifying the work progress at least partially using the conformity evaluation; S5 executing a first routine of the handheld power tool at least partially on the basis of the work progress identified in method step S4. The disclosure also relates to a handheld power tool, in particular an impact driver, comprising an electric motor and a control unit, wherein the control unit is designed to carry out a method according to the disclosure.Type: GrantFiled: July 8, 2020Date of Patent: December 3, 2024Assignee: Robert Bosch GmbHInventors: Jens Blum, Stefan Mock, Florian Hoelscher, Dietmar Saur, Simon Erbele, Wolfgang Herberger, Tobias Herr
-
Patent number: 12145242Abstract: Method for detecting a first operating state of a handheld power tool, wherein the handheld power tool has an electric motor. In this case, the method comprises the steps of: (S1) determining a signal of an operating variable of the electric motor; (S2) comparing the signal of the operating variable with at least one model signal waveform typical of the state, wherein the model signal waveform typical of the state is assigned to the first operating state; (S3) deciding whether the first operating state is present, wherein the decision at least partially depends on whether the model signal waveform typical of the state is identified in the signal of the operating variable in step S2. Additionally disclosed is a handheld power tool, particularly an impact driver, with an electric motor and a control unit, wherein the control unit is designed to execute a method according to the disclosure.Type: GrantFiled: March 2, 2020Date of Patent: November 19, 2024Assignee: Robert Bosch GmbHInventors: Juergen Winterhalter, Simon Erbele, Tobias Zibold, Stefan Mock, Wolfgang Herberger, Dietmar Saur
-
Patent number: 12114829Abstract: A suction connection adapter for a suction device includes at least one machine connection unit and at least one suction device connection unit. The at least one machine connection unit is detachably connected to a machine tool, in particular a hand-held power tool. The at least one suction device connection unit is detachably connected to a suction hose of the suction device. The suction connection adapter has at least one sensor device.Type: GrantFiled: September 12, 2018Date of Patent: October 15, 2024Assignee: Robert Bosch GmbHInventors: Dietmar Saur, Tim Hartmann
-
Patent number: 11697194Abstract: A method for controlling or regulating a hand-held power tool, in particular a screwdriver, preferably a rotary impact screwdriver. The method includes: application of a first torque, in particular torque impulse, to a screw in a first direction of rotation, and application of a second torque, in particular torque impulse, to the screw, in a second direction of rotation opposite to the first direction of rotation.Type: GrantFiled: September 11, 2019Date of Patent: July 11, 2023Assignee: ROBERT BOSCH GMBHInventors: Heiko Roehm, Arne Christ, Dietmar Saur
-
Publication number: 20230008797Abstract: The disclosure relates to a hand-held machine tool with a drive unit for driving a tool holder, wherein the drive unit is paired with a planetary gearbox, which is arranged in a gearbox housing and comprises at least one ring gear, and an intermediate shaft, said intermediate shaft being connected to a planet carrier of the planetary gearbox. According to the disclosure, the at least one ring gear is paired with a fixing element which is designed to fix the at least one ring gear in the gearbox housing in the longitudinal direction of the ring gear rotational axis, said fixing element being arranged on the ring gear and/or the intermediate shaft.Type: ApplicationFiled: December 16, 2020Publication date: January 12, 2023Inventors: Dietmar Saur, Tobias Herr, Christian Lang, Simon Erbele
-
Publication number: 20220281082Abstract: The disclosure relates to a method for operating a handheld power tool having an electric motor, the method comprising: S1 providing at least one model signal waveform that is associated with a work progress of the handheld power tool; S2 determining a signal of an operating variable of the electric motor; S3 comparing the signal of the operating variable with the model signal waveform and determining a conformity evaluation on the basis thereof; S4 identifying the work progress at least partially using the conformity evaluation; S5 executing a first routine of the handheld power tool at least partially on the basis of the work progress identified in method step S4. The disclosure also relates to a handheld power tool, in particular an impact driver, comprising an electric motor and a control unit, wherein the control unit is designed to carry out a method according to the disclosure.Type: ApplicationFiled: July 8, 2020Publication date: September 8, 2022Inventors: Jens Blum, Stefan Mock, Florian Hoelscher, Dietmar Saur, Simon Erbele, Wolfgang Herberger, Tobias Herr
-
Publication number: 20220176527Abstract: Method for detecting a first operating state of a handheld power tool, wherein the handheld power tool has an electric motor. In this case, the method comprises the steps of: (S1) determining a signal of an operating variable of the electric motor; (S2) comparing the signal of the operating variable with at least one model signal waveform typical of the state, wherein the model signal waveform typical of the state is assigned to the first operating state; (S3) deciding whether the first operating state is present, wherein the decision at least partially depends on whether the model signal waveform typical of the state is identified in the signal of the operating variable in step S2. Additionally disclosed is a handheld power tool, particularly an impact driver, with an electric motor and a control unit, wherein the control unit is designed to execute a method according to the disclosure.Type: ApplicationFiled: March 2, 2020Publication date: June 9, 2022Inventors: Juergen Winterhalter, Simon Erbele, Tobias Zibold, Stefan Mock, Wolfgang Herberger, Dietmar Saur
-
Publication number: 20210370483Abstract: A method for controlling or regulating a hand-held power tool, in particular a screwdriver, preferably a rotary impact screwdriver. The method includes: application of a first torque, in particular torque impulse, to a screw in a first direction of rotation, and application of a second torque, in particular torque impulse, to the screw, in a second direction of rotation opposite to the first direction of rotation.Type: ApplicationFiled: September 11, 2019Publication date: December 2, 2021Inventors: Heiko Roehm, Arne Christ, Dietmar Saur
-
Publication number: 20210362282Abstract: A hand-held power tool including a drive unit. The drive unit is actuatable with the aid of at least one manual switch, The hand-held power tool also includes a housing and at least one user interface, the user interface including at least one operating element. The user interface includes at least one work location illumination unit, the work location illumination unit including at least one illuminant and at least one light guiding element.Type: ApplicationFiled: February 4, 2019Publication date: November 25, 2021Inventors: Tobias Herr, Dietmar Saur, Heiko Roehm, Jens Blum, Michael Wieler, Simon Erbele
-
Patent number: 11148275Abstract: A handheld power-tool device is described as including a drive unit, which includes at least one driveshaft, and at least one rotary striking mechanism, which includes at least one intermediate shaft aligned at least essentially flush with respect to the driveshaft, and at least one bearing for mounting the driveshaft. It is provided that the bearing is situated at least partially in a plane, which intersects the intermediate shaft and extends at least essentially perpendicularly with respect to the intermediate shaft.Type: GrantFiled: July 11, 2017Date of Patent: October 19, 2021Assignee: Robert Bosch GmbHInventors: Tobias Herr, Dietmar Saur, Jens Blum
-
Publication number: 20210252680Abstract: A hand-held power tool including a drive unit and including an output shaft, at which a tool holder is formed, which encompasses an internal polygonal holder for connection to a first insertion tool and an external polygonal holder for connection to a second insertion tool, a locking unit for locking the first insertion tool being assigned to the tool holder. It is provided that the locking unit includes at least one locking element, the locking element encompassing at least one contact surface, against which the second insertion tool rests.Type: ApplicationFiled: February 4, 2019Publication date: August 19, 2021Inventors: Tobias Herr, Dietmar Saur, Jens Blum
-
Patent number: 10960529Abstract: A hand-held power-tool device including at least one drive housing, at least one striking mechanism housing, and at least one rotary striking mechanism, which includes at least one planetary gear including at least one annulus gear. It is provided that the annulus gear is clamped between the drive housing and the striking mechanism housing.Type: GrantFiled: July 11, 2017Date of Patent: March 30, 2021Assignee: Robert Bosch GmbHInventors: Tobias Herr, Dietmar Saur, Heiko Roehm, Jens Blum
-
Publication number: 20210022572Abstract: A suction connection adapter for a suction device includes at least one machine connection unit and at least one suction device connection unit. The at least one machine connection unit is detachably connected to a machine tool, in particular a hand-held power tool. The at least one suction device connection unit is detachably connected to a suction hose of the suction device. The suction connection adapter has at least one sensor device.Type: ApplicationFiled: September 12, 2018Publication date: January 28, 2021Inventors: Dietmar Saur, Tim Hartmann
-
Patent number: 10857659Abstract: A handheld power tool device having a drive unit, which includes at least one driveshaft, and at least one rotary percussion mechanism, which includes at least one intermediate shaft oriented at least essentially flush with respect to the driveshaft, and at least two bearings for mounting the driveshaft. It is provided that the bearings for mounting the driveshaft are situated on a side of the drive unit facing toward the rotary percussion mechanism.Type: GrantFiled: November 2, 2017Date of Patent: December 8, 2020Assignee: Robert Bosch GmbHInventor: Dietmar Saur
-
Publication number: 20200281425Abstract: A suction apparatus includes a suction apparatus housing, a suction hose, at least one suction apparatus communication unit, and at least one sensor device which comprises at least one sensor unit designed to detect at least one operating signal of a machine tool, in particular of a handheld machine tool. The suction hose is assigned the at least one sensor device. The at least one sensor device has at least one signal processing unit and at least one sensor device communication unit. The signal processing unit is designed to receive the operating signal from the sensor unit and process said operating signal into at least one communication signal, and the sensor device communication unit is provided to establish at least one communication connection to the suction apparatus communication unit and to transmit the communication signal to the suction apparatus communication unit.Type: ApplicationFiled: September 12, 2018Publication date: September 10, 2020Inventors: Dietmar Saur, Tim Hartmann
-
Patent number: 10668612Abstract: A hand-held power tool has a tool housing in which a gear unit which is drivable by a drive motor for driving a drive shaft is situated and to which a torque clutch is assigned. On the hand-held power tool, the drive shaft is provided with a tool holder for holding an assigned insertion tool, and an acceleration sensor is provided which is designed for enabling detection of an activation of the torque clutch.Type: GrantFiled: March 6, 2013Date of Patent: June 2, 2020Assignee: Robert Bosch GmbHInventor: Dietmar Saur
-
Patent number: 10478930Abstract: A tool attachment includes: an attachment housing; a fastening interface situated on the attachment housing for detachable fastening on a handheld power tool, the fastening interface having a locking unit which, (i) in a locked state, locks the tool attachment for operation on the handheld power tool, and, (ii) in the unlocked state, enables removal of the tool attachment from the handheld power tool; and a first angle position setting unit for setting a predefined angle position of the tool attachment on the handheld power tool, the first angle position setting unit being operable in the locked state and in the unlocked state of the locking unit to enable a change of the predefined angle position.Type: GrantFiled: May 5, 2015Date of Patent: November 19, 2019Assignee: Robert Bosch GmbHInventors: Dietmar Saur, Marco Braun, Andreas Necker
-
Patent number: 10434635Abstract: A handheld machine tool, in particular a battery-driven handheld machine tool, having a gear unit and a cooling air unit. The cooling air unit is provided to route a flow of cooling air for cooling the gear unit past at least one gear element of the gear unit.Type: GrantFiled: December 16, 2010Date of Patent: October 8, 2019Assignee: Robert Bosch GmbHInventors: Jens Blum, Dietmar Saur, Tobias Herr
-
Publication number: 20190291259Abstract: A handheld power-tool device is described as including a drive unit, which includes at least one driveshaft, and at least one rotary striking mechanism, which includes at least one intermediate shaft aligned at least essentially flush with respect to the driveshaft, and at least one bearing for mounting the driveshaft. It is provided that the bearing is situated at least partially in a plane, which intersects the intermediate shaft and extends at least essentially perpendicularly with respect to the intermediate shaft.Type: ApplicationFiled: July 11, 2017Publication date: September 26, 2019Inventors: Tobias Herr, Dietmar Saur, Jens Blum
-
Publication number: 20190291258Abstract: A hand-held power-tool device including at least one drive housing, at least one striking mechanism housing, and at least one rotary striking mechanism, which includes at least one planetary gear including at least one annulus gear. It is provided that the annulus gear is clamped between the drive housing and the striking mechanism housing.Type: ApplicationFiled: July 11, 2017Publication date: September 26, 2019Inventors: Tobias Herr, Dietmar Saur, Heiko Roehm, Jens Blum