Patents by Inventor Matthias Blessing

Matthias Blessing 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).

  • Publication number: 20240316738
    Abstract: A driving device, comprising a hand-held housing with a piston element arranged therein for the transmission of energy to a fastening element to be driven in a driving direction, a propellant charge, and a combustion chamber, which is arranged between the propellant charge and the piston element and extends around a central axis, and an actuator, by which the energy to be transmitted from the propellant charge to the piston element can be varied in such a way that the energy can be set, wherein a venting channel connected to the combustion chamber can be exposed by means of a movable slide of the actuator, wherein the venting channel opens out into the combustion chamber by a vent opening, which can be partially or completely covered by the slide, and wherein a cross-sectional area of the vent opening increases in the driving direction.
    Type: Application
    Filed: March 16, 2022
    Publication date: September 26, 2024
    Inventors: Karl FRANZ, Matthias BLESSING
  • Publication number: 20240139925
    Abstract: A driving device, comprising a hand-held housing with a piston element arranged therein for transmission of energy to a fastening element to be driven in a driving direction, a propellant charge, and a combustion chamber, which is arranged between the propellant charge and the piston element and extends around a central axis, and an actuator, by which energy to be transmitted from the propellant charge to the piston element can be varied in such that the energy can be set, wherein the combustion chamber has an internal thread and a cylindrical guiding portion, wherein the actuator is arranged in the combustion chamber and has an external thread in engagement with the internal thread and a bearing for mounting the actuator in the guiding portion, wherein a thread gap spacing between the external and internal threads is greater than a bearing gap spacing between the bearing and the guiding portion.
    Type: Application
    Filed: March 17, 2022
    Publication date: May 2, 2024
    Inventors: Karl FRANZ, Matthias BLESSING, Peter BRUGGMUELLER, Dennis MUENTENER
  • Patent number: 11667025
    Abstract: A tool device comprises a first module and a second module that can be detached from the first module, the first module having a receptacle and the second module having an insertion part that can be inserted in the receptacle along an insertion axis. The insertion part can be rotated in the receptacle about the insertion axis between a locked position and an enabled position, the receptacle having a first projection and the insertion part having a second projection. In the locked position, the second projection engages behind the first projection in the direction of the insertion axis, and in the enabled position, the first projection enables the second projection to pass in the direction of the insertion axis, the receptacle preventing an activation of the tool device in an initial position and allowing activation of the tool device in a pressed-on position.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: June 6, 2023
    Assignee: Hilti Aktiengesellschaft
    Inventors: Harald Fielitz, Karl Franz, Matthias Blessing
  • Patent number: 11247322
    Abstract: A tool device comprises a first module and a second module that can be detached from the first module, the first module having a receptacle and the second module having an insertion part that can be inserted in the receptacle along an insertion axis. The insertion part can be rotated in the receptacle about the insertion axis between a locked position and an enabled position, the receptacle having a first projection and the insertion part having a second projection. In the locked position, the second projection engages behind the first projection in the direction of the insertion axis, and in the enabled position, the first projection enables the second projection to pass in the direction of the insertion axis, the receptacle preventing an activation of the tool device in an initial position and allowing activation of the tool device in a pressed-on position.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: February 15, 2022
    Assignee: Hilti Aktiengesellschaft
    Inventors: Harald Fielitz, Karl Franz, Matthias Blessing
  • Patent number: 10562164
    Abstract: The invention relates to a drive-in device, comprising a hand-held housing having a piston element received therein for transmitting energy onto a fastening element to be driven in, an exchangeable propellant charge, a combustion chamber, arranged between the propellant charge and the piston element and extending about a center axis (A), and a control element by means of which a starting position of the piston element can be set to be modified in order to modify the energy transmitted by the propellant charge onto the piston element, the control element having an operating element that can be pivoted about the center axis (A).
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: February 18, 2020
    Assignee: HILTI AKTIENGESELLSCHAFT
    Inventors: Orestis Voulkidis, Matthias Blessing
  • Patent number: 10556332
    Abstract: The invention relates to a driving device comprising a hand-held housing in which there is accommodated a piston member for transmitting energy to a fastening element to be driven in, an interchangeable propellant and a combustion chamber arranged between the propellant and the piston member, said combustion chamber extending preferably about a central axis (A), and an actuator by means of which the energy that is transmissible from the propellant to the piston member is variable in a settable manner, wherein a discharge channel connected to the combustion chamber can be opened by means of a movable slide of the actuator, wherein a starting position of the piston member is variable in a settable manner by means of a second actuator.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: February 11, 2020
    Assignee: HILTI AKTIENGESELLSCHAFT
    Inventor: Matthias Blessing
  • Patent number: 10500703
    Abstract: A driving device is provided comprising a hand-held housing with a piston member arranged therein for transmitting energy to a securing element to be driven in; an interchangeable propellant charge and a combustion chamber arranged between the propellant charge and the piston member, the combustion chamber extending around a central axis (A); and an actuator, by which the energy transmitted by the propellant charge to the piston member can be variably adjusted. The driving device also includes a blow-off channel connected to the combustion chamber that can be exposed by a movable slide of the actuator and the movable slide comprises a body which completely encircles the central axis (A).
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: December 10, 2019
    Assignee: HILTI AKTIENGESELLSCHAFT
    Inventor: Matthias Blessing
  • Publication number: 20190329394
    Abstract: A tool device comprises a first module and a second module that can be detached from the first module, the first module having a receptacle and the second module having an insertion part that can be inserted in the receptacle along an insertion axis. The insertion part can be rotated in the receptacle about the insertion axis between a locked position and an enabled position, the receptacle having a first projection and the insertion part having a second projection. In the locked position, the second projection engages behind the first projection in the direction of the insertion axis, and in the enabled position, the first projection enables the second projection to pass in the direction of the insertion axis, the receptacle preventing an activation of the tool device in an initial position and allowing activation of the tool device in a pressed-on position.
    Type: Application
    Filed: December 12, 2017
    Publication date: October 31, 2019
    Inventors: Harald FIELITZ, Karl FRANZ, Matthias BLESSING
  • Publication number: 20190329395
    Abstract: A tool device comprises a first module and a second module that can be detached from the first module, the first module having a receptacle and the second module having an insertion part that can be inserted in the receptacle along an insertion axis. The insertion part can be rotated in the receptacle about the insertion axis between a locked position and an enabled position, the receptacle having a first projection and the insertion part having a second projection. In the locked position, the second projection engages behind the first projection in the direction of the insertion axis, and in the enabled position, the first projection enables the second projection to pass in the direction of the insertion axis, the receptacle preventing an activation of the tool device in an initial position and allowing activation of the tool device in a pressed-on position.
    Type: Application
    Filed: December 13, 2017
    Publication date: October 31, 2019
    Inventors: Harald FIELITZ, Karl FRANZ, Matthias BLESSING
  • Patent number: 10160109
    Abstract: The invention relates to a driving device, comprising a hand-held housing having an energy transmission element accommodated therein for transmitting energy to a fastening element to be driven in, an exchangeable propellant charge and a combustion chamber arranged between the propellant charge and the energy transmission element, said combustion chamber extending about a central axis, wherein the combustion chamber is subdivided by means of a dividing member having a number of interruptions into a first subchamber adjoining the propellant charge and at least one second subchamber adjoining the energy transmission element, wherein an ejection region, enclosing a central axis, for the propellant charge is provided in the first subchamber, said ejection region extending between the propellant charge and a central region of the dividing member, wherein the ejection region is bounded at the central region of the dividing member by a closed surface of the dividing member.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: December 25, 2018
    Assignee: Hilti Aktiengesellschaft
    Inventors: Peter Goepfert, Peter Roth, Orestis Voulkidis, Julian Keller, Matthias Blessing
  • Publication number: 20170100830
    Abstract: The invention relates to a driving device comprising: a hand-held housing with a piston member arranged therein for transmitting energy to a securing element to be driven in; an interchangeable propellant charge and a combustion chamber arranged between the propellant charge and the piston member, said chamber extending around a central axis (A); and an actuator, by means of which the energy transmitted by the propellant charge to the piston member can be variably adjusted, wherein a blow-off channel connected to the combustion chamber can be exposed by means of a movable slide of the actuator and the slide comprises a body which completely encircles the central axis (A).
    Type: Application
    Filed: March 24, 2015
    Publication date: April 13, 2017
    Inventor: Matthias Blessing
  • Publication number: 20170072549
    Abstract: The invention relates to a driving-in device, comprising a handheld housing, a piston element received in a piston guide for transmitting energy from a propelling charge to a securing element to be driven, and a front part which is removably connected to the piston guide. The front part and the piston guide can be moved relative to each other parallel to a central axis (A) of the piston element, and the front part is released from the piston guide by rotating the front part relative to the piston guide by a release angle, wherein a torque barrier of a securing element is overcome upon rotating by the release angle.
    Type: Application
    Filed: March 24, 2015
    Publication date: March 16, 2017
    Inventor: Matthias BLESSING
  • Patent number: 9527197
    Abstract: 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: Grant
    Filed: June 13, 2011
    Date of Patent: December 27, 2016
    Assignee: HILTI AKTIENGESELLSCHAFT
    Inventors: Matthias Blessing, Harald Fielitz, Stefan Miescher, Karl Franz, Robert Spasov, Ulrich Schiestl
  • Publication number: 20160311097
    Abstract: Disclosed is a driving-in device comprising a hand-held housing in which a piston member is accommodated to transmit energy to a fastening element to be driven in, an especially replaceable propellant charge, and a combustion chamber which is located between the propellant charge and the piston member and which extends in particular around a central axis (A), and a control element which allows the energy transmitted from the propellant charge to the piston member to be variably modified. Said driving-in device is characterized in that a movable sliding element of the control element forms a section of a sidewall of the combustion chamber, said section adjoining the piston member.
    Type: Application
    Filed: December 16, 2014
    Publication date: October 27, 2016
    Inventor: Matthias Blessing
  • Publication number: 20160311096
    Abstract: The invention relates to a driving device comprising a hand-held housing in which there is accommodated a piston member for transmitting energy to a fastening element to be driven in, an interchangeable propellant and a combustion chamber arranged between the propellant and the piston member, said combustion chamber extending preferably about a central axis (A), and an actuator by means of which the energy that is transmissible from the propellant to the piston member is variable in a settable manner, wherein a discharge channel connected to the combustion chamber can be opened by means of a movable slide of the actuator, wherein a starting position of the piston member is variable in a settable manner by means of a second actuator.
    Type: Application
    Filed: December 16, 2014
    Publication date: October 27, 2016
    Inventor: Matthias Blessing
  • Publication number: 20160311099
    Abstract: The invention relates to a drive-in device, comprising a hand-held housing having a piston element received therein for transmitting energy onto a fastening element to be driven in, an exchangeable propellant charge, a combustion chamber, arranged between the propellant charge and the piston element and extending about a center axis (A), and a control element by means of which a starting position of the piston element can be set to be modified in order to modify the energy transmitted by the propellant charge onto the piston element, the control element having an operating element that can be pivoted about the center axis (A).
    Type: Application
    Filed: December 16, 2014
    Publication date: October 27, 2016
    Inventors: Orestis Voulkidis, Matthias Blessing
  • Publication number: 20160311098
    Abstract: The invention relates to a driving-in tool, comprising a hand-held housing, having a piston member received therein for transferring energy to a fastening element to be driven in, an interchangeable propelling charge and a combustion chamber arranged between the propelling charge and the piston member, which preferably extends about a central axis (A), and an actuator by means of which the energy transferred from the propellant charge to the piston member can be variably adjusted, wherein a discharge channel connected to the combustion chamber can be unblocked by means of a movable slide of the actuator, wherein a start position of the piston member is variably adjustable by means of the slide.
    Type: Application
    Filed: December 9, 2014
    Publication date: October 27, 2016
    Inventor: Matthias BLESSING
  • Publication number: 20160303725
    Abstract: The invention relates to a driving device, comprising a hand-held housing having an energy transmission element accommodated therein for transmitting energy to a fastening element to be driven in, an exchangeable propellant charge and a combustion chamber arranged between the propellant charge and the energy transmission element, said combustion chamber extending about a central axis, wherein the combustion chamber is subdivided by means of a dividing member having a number of interruptions into a first subchamber adjoining the propellant charge and at least one second subchamber adjoining the energy transmission element, wherein an ejection region, enclosing a central axis, for the propellant charge is provided in the first subchamber, said ejection region extending between the propellant charge and a central region of the dividing member, wherein the ejection region is bounded at the central region of the dividing member by a closed surface of the dividing member.
    Type: Application
    Filed: November 25, 2014
    Publication date: October 20, 2016
    Inventors: Peter Goepfert, Peter Roth, Orestis Voulkidis, Julian Keller, Matthias Blessing
  • Patent number: 8978953
    Abstract: 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: Grant
    Filed: June 13, 2011
    Date of Patent: March 17, 2015
    Assignee: Hilti Aktiengesellschaft
    Inventors: Matthias Blessing, Harald Fielitz, Stefan Miescher, Ulrich Schiestl, Robert Spasov, Karl Franz, Klaus Bertsch
  • Patent number: 8556150
    Abstract: A hand-held drive-in tool for driving in fastening elements includes a drive-in ram (13), a drive (30) for driving the drive-in ram (13) and having a driving spring member (31) for displacing the drive-in ram (13), a device (70) for preloading the driving spring member (31), a locking device (50) having a locking position (54) in which the locking device (50) retains the driving spring member (31) in its preloaded position and a release position (55) into which the locking device (50) is displaced upon actuation of an actuation switch (19) of the drive-in tool (10), and a mechanical blocking device (60) operating independently of the actuation switch (19) and having an active position (68) in which the blocking device (60) retains the locking device (50) in its locking position (54), and a passive position (69) in which the locking device (50) can be displaced in its release position (55).
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: October 15, 2013
    Assignee: Hilti Aktiengesellschaft
    Inventors: Robert Spasov, Matthias Blessing, Hans Gschwend, Ulrich Schiestl