Patents by Inventor Jens Blum

Jens Blum 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: 12318907
    Abstract: A hand-held power tool includes a drive unit actuatable via at least one manual switch, a control unit at least for controlling the drive unit, the control unit having a control-unit housing. The power tool further includes at least one user interface having at least one operating element, and a housing that at least partially accommodates the control unit and the user interface. The hand-held power tool also includes a positioning device, the user interface being supported on the control-unit housing by use of the positioning device.
    Type: Grant
    Filed: March 5, 2024
    Date of Patent: June 3, 2025
    Assignee: Robert Bosch GmbH
    Inventors: Tobias Herr, Jens Blum, Simon Erbele
  • Publication number: 20250135623
    Abstract: A method for operating an electric tool includes the following steps: At least one device setting of the electric tool is adjusted by actuating at least one tool-external switching option or a tool-internal switching option. The at least one device setting includes at least one operating mode and/or at least one operating parameter of the electric tool. The electric tool is locked with respect to a modification of the at least one adjusted device setting by actuating a tool-internal or tool-external switching function, wherein the electric tool is locked until one of the switching functions is actuated.
    Type: Application
    Filed: December 27, 2022
    Publication date: May 1, 2025
    Inventors: Heiko Roehm, Tobias Herr, Jens Blum, Marcus Schuller, Florian Hoelscher
  • Patent number: 12157207
    Abstract: 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: Grant
    Filed: July 8, 2020
    Date of Patent: December 3, 2024
    Assignee: Robert Bosch GmbH
    Inventors: Jens Blum, Stefan Mock, Florian Hoelscher, Dietmar Saur, Simon Erbele, Wolfgang Herberger, Tobias Herr
  • Patent number: 12059794
    Abstract: A hand-held power tool includes a drive unit actuatable via at least one manual switch, a control unit at least for controlling the drive unit, the control unit having a control-unit housing. The power tool further includes at least one user interface having at least one operating element, and a housing that at least partially accommodates the control unit and the user interface. The hand-held power tool also includes a positioning device, the user interface being supported on the control-unit housing by use of the positioning device.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: August 13, 2024
    Assignee: Robert Bosch GmbH
    Inventors: Tobias Herr, Jens Blum, Simon Erbele
  • Publication number: 20240208031
    Abstract: A hand-held power tool includes a drive unit actuatable via at least one manual switch, a control unit at least for controlling the drive unit, the control unit having a control-unit housing. The power tool further includes at least one user interface having at least one operating element, and a housing that at least partially accommodates the control unit and the user interface. The hand-held power tool also includes a positioning device, the user interface being supported on the control-unit housing by use of the positioning device.
    Type: Application
    Filed: March 5, 2024
    Publication date: June 27, 2024
    Inventors: Tobias Herr, Jens Blum, Simon Erbele
  • Publication number: 20240175496
    Abstract: The disclosure relates to a hand-held machine tool comprising a tool receptacle and a housing, in which a drive motor having a motor shaft and a transmission are arranged. The transmission is arranged in a transmission housing, and wherein a spacer element is arranged between the transmission and the drive motor, which spacer element comprises a disc-shaped base body on which a tubular mounting portion is formed for mounting on the motor shaft, said spacer element forming a seal, in particular a labyrinth seal.
    Type: Application
    Filed: November 30, 2023
    Publication date: May 30, 2024
    Inventors: Tobias Herr, Jens Blum
  • Publication number: 20220281082
    Abstract: 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: Application
    Filed: July 8, 2020
    Publication date: September 8, 2022
    Inventors: Jens Blum, Stefan Mock, Florian Hoelscher, Dietmar Saur, Simon Erbele, Wolfgang Herberger, Tobias Herr
  • Publication number: 20220111506
    Abstract: A hand-held power tool includes a drive unit actuatable via at least one manual switch, a control unit at least for controlling the drive unit, the control unit having a control-unit housing. The power tool further includes at least one user interface having at least one operating element, and a housing that at least partially accommodates the control unit and the user interface. The hand-held power tool also includes a positioning device, the user interface being supported on the control-unit housing by use of the positioning device.
    Type: Application
    Filed: October 4, 2021
    Publication date: April 14, 2022
    Inventors: Tobias Herr, Jens Blum, Simon Erbele
  • Publication number: 20210362282
    Abstract: 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: Application
    Filed: February 4, 2019
    Publication date: November 25, 2021
    Inventors: Tobias Herr, Dietmar Saur, Heiko Roehm, Jens Blum, Michael Wieler, Simon Erbele
  • Patent number: 11179840
    Abstract: A hand-held power-tool device is described as including at least one intermediate shaft, which is formed as a planet wheel carrier and includes a plurality of planet wheel receptacles and planet wheel bearing points situated in the circumferential direction. It is provided that the intermediate shaft includes at least one material recess at least in the area of at least one planet wheel bearing point on its outer circumference.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: November 23, 2021
    Assignee: Robert Bosch GmbH
    Inventors: Tobias Herr, Jens Blum
  • Patent number: 11148275
    Abstract: 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: Grant
    Filed: July 11, 2017
    Date of Patent: October 19, 2021
    Assignee: Robert Bosch GmbH
    Inventors: Tobias Herr, Dietmar Saur, Jens Blum
  • Publication number: 20210252680
    Abstract: 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: Application
    Filed: February 4, 2019
    Publication date: August 19, 2021
    Inventors: Tobias Herr, Dietmar Saur, Jens Blum
  • Patent number: 10960529
    Abstract: 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: Grant
    Filed: July 11, 2017
    Date of Patent: March 30, 2021
    Assignee: Robert Bosch GmbH
    Inventors: Tobias Herr, Dietmar Saur, Heiko Roehm, Jens Blum
  • Patent number: 10894312
    Abstract: A machine tool system includes at least one portable machine tool and at least one energy storage apparatus. The at least one portable machine tool includes at least one tool receptacle configured to be arrange a machining tool, and at least one receiving interface. The at least one energy storage apparatus is configured to be arranged on the at least one receiving interface of the at least one portable machine tool. At least in a state when the at least one energy storage apparatus is arranged on the at least one receiving interface, the at least one energy storage apparatus is arranged at least for the most part within a boundary region of the at least one tool receptacle.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: January 19, 2021
    Assignee: Robert Bosch GmbH
    Inventors: Jens Blum, Heiko Roehm, Joerg Welke, Tobias Herr
  • Patent number: 10661421
    Abstract: In a tool attachment for a handheld power tool, which includes a tool housing having a fastening interface, having an attachment housing, on which a locking unit, for locking the tool attachment on the fastening interface of the handheld power tool, and a tool receptacle for accommodating an insert tool are situated, a percussion mechanism is situated in the attachment housing, which is configured to apply percussions carried out in the axial direction in relation to the tool receptacle to an insert tool, which is situated in the tool receptacle, during percussion operation of the tool attachment, the tool receptacle being fixed in position in the attachment housing in a non-rotating way at least during percussion operation.
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: May 26, 2020
    Assignee: Robert Bosch GmbH
    Inventors: Jens Blum, Heiko Roehm, Tobias Herr
  • Patent number: 10434635
    Abstract: 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: Grant
    Filed: December 16, 2010
    Date of Patent: October 8, 2019
    Assignee: Robert Bosch GmbH
    Inventors: Jens Blum, Dietmar Saur, Tobias Herr
  • Publication number: 20190291258
    Abstract: 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: Application
    Filed: July 11, 2017
    Publication date: September 26, 2019
    Inventors: Tobias Herr, Dietmar Saur, Heiko Roehm, Jens Blum
  • Publication number: 20190291259
    Abstract: 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: Application
    Filed: July 11, 2017
    Publication date: September 26, 2019
    Inventors: Tobias Herr, Dietmar Saur, Jens Blum
  • Patent number: 10399217
    Abstract: In a handheld machine tool having a tool housing, in which a drive motor is situated for driving a drive element equipped with at least one clamping surface, to which a spindle-locking device equipped with a blocking element and at least one spindle cylinder is assigned, the at least one spindle cylinder being able to be clamped in a spindle-lock operation of the spindle-locking device between the at least one clamping surface and the blocking element in order to prevent the drive element from rotating relative to the tool housing, the spindle-locking device has an impingement element, which is developed to impinge on the at least one spindle cylinder with a specified force in the direction of the at least one clamping surface.
    Type: Grant
    Filed: June 24, 2014
    Date of Patent: September 3, 2019
    Assignee: Robert Bosch GmbH
    Inventors: Jens Blum, Tobias Herr
  • Publication number: 20190240825
    Abstract: A hand-held power-tool device is described as including at least one intermediate shaft, which is formed as a planet wheel carrier and includes a plurality of planet wheel receptacles and planet wheel bearing points situated in the circumferential direction. It is provided that the intermediate shaft includes at least one material recess at least in the area of at least one planet wheel bearing point on its outer circumference.
    Type: Application
    Filed: July 11, 2017
    Publication date: August 8, 2019
    Applicant: Robert Bosch GmbH
    Inventors: Tobias HERR, Jens BLUM