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EP4389358A1 - Outil à main - Google Patents

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Publication number
EP4389358A1
EP4389358A1 EP23209647.9A EP23209647A EP4389358A1 EP 4389358 A1 EP4389358 A1 EP 4389358A1 EP 23209647 A EP23209647 A EP 23209647A EP 4389358 A1 EP4389358 A1 EP 4389358A1
Authority
EP
European Patent Office
Prior art keywords
designed
sensor
hand
tool
power tool
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP23209647.9A
Other languages
German (de)
English (en)
Inventor
Tobias Herr
Felix FRIEDERICH
Marcus Schuller
Torsten Eisenhardt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP4389358A1 publication Critical patent/EP4389358A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/02—Construction of casings, bodies or handles
    • B25F5/021—Construction of casings, bodies or handles with guiding devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for

Definitions

  • the present invention relates to a hand-held power tool according to claim 1.
  • a handheld power tool is known from a display for indicating a status of the handheld power tool.
  • the present invention describes a hand-held power tool with a housing, with a drive motor that has a drive shaft, with a hand switch for actuating the drive motor, with a power supply unit for supplying power to at least the drive motor and with at least one lighting element for illuminating a work area. It is proposed that at least one sensor element is provided that is designed to control the lighting element.
  • the invention provides a hand-held power tool by means of which user comfort can be increased by the sensor element controlling the lighting element.
  • the hand tool can be designed as an electrically or pneumatically operated hand tool.
  • the electrically operated hand tool can be designed as a mains-operated or battery-operated hand tool.
  • the hand tool can be designed as a screwdriver, a pneumatic screwdriver, a drill driver, an impact wrench, a hammer, a hammer drill, a pneumatic impact wrench or an impact drill driver.
  • the housing can be designed as a shell housing with, for example, two half shells.
  • the housing can be designed, for example, in a pistol shape or a T-shape.
  • the housing accommodates at least one drive unit.
  • the drive unit comprises the drive motor and a gear.
  • the drive motor can be designed as an electrically commutated drive motor, in particular as at least one electric motor.
  • the drive motor has the drive shaft, whereby the drive motor can set the drive shaft in rotation.
  • the drive motor is designed in such a way that it can be operated via the hand switch. If the hand switch is operated by a user, the drive motor is switched on and the handheld power tool is put into operation. If the hand switch is no longer operated by the user, the drive motor is switched off.
  • the drive motor can preferably be electronically controlled and/or regulated in such a way that reversing operation and a specification for a desired rotational speed can be implemented.
  • the drive motor can be switched between a clockwise rotation direction and a counterclockwise rotation direction.
  • the handheld power tool can have a direction of rotation switching element, in particular a direction of rotation switch.
  • the drive motor is designed to drive the gear via the drive shaft.
  • the gear is designed to drive the tool holder.
  • the gear can be designed as at least one planetary gear, whereby it can be switchable, for example.
  • the planetary gear can have at least one planetary stage.
  • the handheld power tool has a tool axis.
  • the drive shaft can form a rotation axis when rotating.
  • the rotation axis of the drive shaft can form the tool axis.
  • the hand-held power tool can have an impact mechanism that is designed to be operated in an impact mode.
  • the impact mechanism generates high torque peaks during impact mode in order to loosen stuck fasteners or to fasten fasteners.
  • the impact mechanism can be connected to the tool holder.
  • the impact mechanism can be designed, for example, as a rotary impact mechanism, a rotary impact mechanism or a V-groove impact mechanism.
  • the hand-held power tool can have an intermediate shaft.
  • the intermediate shaft can be connected to the gearbox so that the gearbox can drive the intermediate shaft.
  • the intermediate shaft can then drive the impact mechanism.
  • the drive shaft drives the tool holder via the gearbox, the intermediate shaft, the optional impact mechanism.
  • the gearbox can be arranged axially between the drive motor and the impact mechanism.
  • the intermediate shaft can be arranged axially between the gearbox and the impact mechanism.
  • the impact mechanism can be arranged axially between the drive motor and the tool holder.
  • axial should be understood as along the tool axis.
  • Diadial should be understood as essentially perpendicular to the tool axis.
  • the tool holder can be designed as an internal tool holder, such as a bit holder, and/or as an external tool holder, such as a socket holder. It is also conceivable that the tool holder is designed as a drill chuck.
  • the tool holder can accommodate insert tools, such as screw bits or socket wrenches, so that a user can produce screw connections from a fastening element to a fastening carrier.
  • the hand-held power tool comprises the energy supply unit, which is designed at least to supply energy to the drive motor.
  • the energy supply unit is designed for battery operation using batteries, in particular hand-held power tool battery packs, and/or for mains operation.
  • the energy supply unit is designed for battery operation.
  • a "hand-held power tool battery pack" is to be understood as a combination of at least one battery cell and a battery pack housing.
  • the hand-held power tool battery pack is advantageously designed to supply energy to commercially available battery-operated hand-held power tools.
  • the at least one battery cell can be designed, for example, as a Lilon battery cell with a nominal voltage of 3.6 V.
  • the hand-held power tool battery pack can comprise up to ten battery cells, although a different number of battery cells is also conceivable.
  • An embodiment as a battery-operated Both the operation of a hand tool and its operation as a mains-powered hand tool are well known to the expert, which is why the details of the power supply are not discussed here.
  • the housing has at least one energy supply holding device, in particular a handheld power tool battery pack holding device, of the energy supply unit, on which a user interface is arranged.
  • the energy supply holding device is in particular designed to hold, in particular to accommodate, the energy supply unit, in particular the handheld power tool battery pack.
  • the energy supply holding device is provided to connect the energy supply unit, in particular the handheld power tool battery pack, to the housing in a tool-free manner and to secure the energy supply unit of the handheld power tool.
  • the energy supply holding device forms at least one base with at least one base surface with a connected handheld power tool battery pack.
  • the handheld power tool can be stored, in particular placed, on a base surface by means of the base.
  • the housing also comprises a handle.
  • the handle is designed to be grasped by the user in order to use the handheld power tool.
  • the energy supply holding device is in particular arranged on the handle.
  • the handheld power tool can have a control unit.
  • the control unit is designed at least to control the drive motor.
  • the control unit can be arranged in the housing, for example in the handle of the handheld power tool or in an area of the power supply interface.
  • the control unit can comprise at least one microprocessor or a microcontroller.
  • the user interface is arranged on the housing.
  • the user interface can be an interface between the user and the handheld power tool.
  • the user interface has at least one operating element that is designed to receive inputs from the user.
  • the operating element serves at least to set or activate at least the lighting element and/or a function of the handheld power tool. It is conceivable that the operating element can also be used to set an operating mode that can be assigned by the user. can be assigned.
  • the user interface forwards the user's input to the control unit.
  • the control unit then controls the drive motor, for example.
  • the sensor element is arranged in and/or on the housing.
  • the sensor element is also connected, in particular electrically, to the control unit.
  • the sensor element is designed to detect parameters.
  • the sensor element can control the lighting element depending on the detected parameters.
  • a further lighting element is provided, which is arranged in a different area of the housing than the lighting element. Due to the further lighting element, the handheld power tool has two lighting elements that are arranged in two different areas of the housing. This enables optimal lighting of the work area, in particular in front of the tool holder.
  • the lighting element and the further lighting element each comprise at least one light element, such as an LED, and at least one light-guiding element, such as a lens.
  • the lighting elements are each arranged on the housing in such a way that they can emit light in the direction of the work area.
  • the two lighting elements are arranged at a distance from one another on the housing.
  • the sensor element is designed to control the additional lighting element.
  • the sensor element is also designed to control the additional lighting element.
  • the sensor element is accordingly designed to control the additional lighting element depending on the detected parameters.
  • the sensor element is designed as a light sensor, which is designed to control the lighting element by means of a light measurement.
  • the light sensor can be arranged on and/or in the housing. It is also possible for the light sensor to be arranged on the base and/or the user interface and/or in the area of the drive motor.
  • the light sensor is designed to measure light in a work environment of the hand-held power tool and to control the lighting element depending on the light measurement, in particular dimming it, switching it on or off. This allows the lighting element to be activated automatically.
  • the light sensor can also control the other lighting element accordingly. If, for example, the light from one of the two lighting elements is blocked, the light sensor can control the other lighting element accordingly in order to provide optimal illumination of the work environment.
  • the light sensor is designed for gesture control.
  • the light sensor is then arranged in a direction opposite to the two lighting elements in order to avoid unwanted illumination of the light sensor by the two lighting elements.
  • gesture control it is conceivable that the two lighting elements can each be dimmed and/or switched on and off. Gestures could include waving or brushing past, for example.
  • the sensor element is designed as a noise sensor that is designed to control the lighting element by means of a noise measurement.
  • the noise sensor can also control the additional lighting element.
  • the noise sensor can be arranged on and/or in the housing. It is also possible for the noise sensor to be arranged on the base and/or the user interface and/or in the area of the drive motor.
  • the noise sensor is designed to measure noises in the working environment of the hand-held power tool and to control the two lighting elements depending on the noise measurement, in particular dimming them, switching them on or off.
  • the noise measurement can be, for example, a noise level or a noise level in the working environment.
  • the noises can be clapping or voice recognition. It is therefore conceivable that the two lighting elements can be activated by clapping.
  • the sensor element is designed as an acceleration sensor, which is designed to control the lighting element by means of an acceleration measurement.
  • the acceleration sensor can also control the further lighting element.
  • the acceleration sensor can be arranged on and/or in the housing. It is also possible for the acceleration sensor to be arranged on the base and/or the user interface and/or in the area of the drive motor.
  • the acceleration sensor is designed to measure accelerations of the handheld power tool, in particular of the housing, and to control the two lighting elements depending on the acceleration measurement, in particular dim them, switch them on or off. Examples of accelerations that could occur would be knocking on the housing, so that the two lighting elements can be activated depending on the knock.
  • the acceleration sensor it is also possible for the acceleration sensor to detect a fall of the handheld power tool using the acceleration measurement and, in response, to activate the two lighting elements in such a way as to make it easier to find the handheld power tool in a confusing environment. If the hand-held power tool has the impact mechanism, it is conceivable that due to vibrations of the hand-held power tool and when a fastener is screwed into a workpiece, when a head rests and/or an end stop of the fastener in the workpiece, the two lighting elements each light up to indicate the head rest or the end stop to the user.
  • the sensor element is designed as a distance sensor, which is designed to control the lighting element by means of a distance measurement.
  • the distance sensor can also control the further lighting element.
  • the distance sensor can be arranged on and/or in the housing. It is also possible for the distance sensor to be arranged on the base and/or the user interface and/or in the area of the drive motor.
  • the distance sensor is designed to measure at least one distance of the hand-held power tool, in particular the tool holder, from a work surface and to control the two lighting elements depending on the distance measurement, in particular dimming them, switching them on or off. It is possible for the distance measurement to be carried out essentially continuously during operation of the hand-held power tool.
  • the distance sensor switches off the hand tool using the control unit when flush screwing is detected.
  • the distance sensor starts to flash at a predefined distance from the work surface and/or switches off the hand tool to prevent the fastener from falling. This can enable automatic shutdown.
  • a screw-in depth in particular a predefined distance from the tool holder to the work surface, of the fastener in the work surface can be set using the external control unit, such as the smartphone and the app.
  • the external control unit such as the smartphone and the app.
  • the screw-in depth it is possible that at least one of the two lighting elements starts to flash and/or the hand tool switches off. This can enable automatic screw-in depth detection.
  • the sensor element is designed as a current sensor that is designed to control the lighting element by means of a current measurement.
  • the current sensor can also control the other lighting element.
  • the current sensor can be arranged on and/or in the housing. It is also possible for the current sensor to be arranged on the base and/or the user interface and/or in the area of the drive motor.
  • the current sensor is designed to measure at least one current of the handheld power tool and to control the two lighting elements depending on the current measurement, in particular dimming them, switching them on or off. For example, a current flow of the tool holder and/or the gear can be measured if, for example, a live cable is drilled into.
  • At least one of the two lighting elements can start to flash, for example also using a color, to warn the user. This can enable a current warning.
  • the current sensor can, for example, detect a critical current increase in the drive motor and/or the power supply. Then at least one of the two lighting elements can start to flash to alert the user to the critical current increase. This can enable an overload warning.
  • the sensor element is designed as a temperature sensor that is designed to control the lighting element by means of a temperature measurement.
  • the temperature sensor can also control the additional lighting element.
  • the temperature sensor can be arranged on and/or in the housing. It is also possible for the temperature sensor to be arranged on the base and/or the user interface and/or in the area of the drive motor.
  • the temperature sensor is designed to measure temperatures of the handheld power tool, in particular the housing, the handle, the gear, the drive motor and/or the impact mechanism, and to control the two lighting elements depending on the temperature measurement, in particular dimming them, switching them on or off. If the temperature sensor detects that an adjustable limit temperature has been exceeded, at least one of the two lighting elements can start to flash. It is also conceivable for at least one of the two lighting elements to start to flash in one color in order to indicate to the user that the limit temperature has been exceeded. This can enable a contact warning.
  • the sensor element is designed as a light time sensor, which is designed to control the lighting element by means of a light time measurement.
  • the light time sensor can also control the further lighting element.
  • the light time sensor can be arranged on and/or in the housing. It is also possible for the light time sensor to be arranged on the base and/or the user interface and/or in the area of the drive motor.
  • the light time sensor is designed to measure a light time.
  • the light time is a time that a light beam emitted by the hand-held power tool needs to reach the hand-held power tool as a reflected light beam.
  • the two lighting elements can be controlled, in particular dimmed, switched on or off.
  • the insert tool can be determined by means of the light time measurement.
  • the two lighting elements can then be controlled in such a way as to enable optimal illumination of the work surface.
  • the lighting angle, lighting intensity, diffuse and/or point light can be adjusted.
  • the operating mode, a speed of the drive motor, a torque of the drive motor and/or an overload protection can be set based on the detection of the tool used.
  • the control unit can, for example, optimally adjust at least one of the two lighting elements for an application.
  • a distance from the tool holder to the work surface can be determined based on the light time measurement. An opening in the work surface and the condition of the work surface can also be determined using the light time measurement.
  • one of the lighting elements is arranged above the hand switch.
  • One of the lighting elements can be arranged above or below the tool axis on the housing.
  • one of the lighting elements can be arranged in the circumferential direction around the tool axis above the hand switch on the housing.
  • one of the lighting elements is arranged above the hand switch and below the drive motor, in particular the drive shaft.
  • One of the lighting elements can be arranged, in particular radially, between the drive motor and the hand switch.
  • one of the lighting elements is arranged below the handset and above the power supply unit.
  • One of the lighting elements can be arranged, in particular radially, between the handset and the power supply unit.
  • One of the lighting elements is arranged above the power supply holding device.
  • the two lighting elements have substantially different emission directions.
  • One of the lighting elements can have a radiation direction that is substantially parallel to the tool axis.
  • One of the lighting elements can have a radiation direction that is transverse to the tool axis.
  • the beam directions of the two lighting elements include a beam angle in the range of 15° to 45°.
  • the two lighting elements can each have a central beam, so that the two central beams include the beam angle in the range of 15° to 45°.
  • the beam angle can also be in a range of 20° to 40°, in particular 25° to 35°.
  • a radiation intersection point of the two lighting elements is in the range of 40 mm to 90 mm, in particular axially, at a distance from the tool holder.
  • the center beams of the two lighting elements can intersect at the radiation intersection point.
  • the two lighting elements are arranged on the housing in such a way that the center beams of the two lighting elements intersect at the radiation intersection point.
  • the radiation intersection point can be located on an axial extension of the tool axis, so that the radiation intersection point can be arranged axially along the axial extension of the tool axis at a distance from the tool holder in the range of 40 mm to 90 mm.
  • the radiation intersection point can thus be located in front of the tool holder, outside the hand-held power tool.
  • the radiation intersection point is arranged at a distance from the tool holder in the range of 40 mm to 90 mm, in particular 50 mm to 80 mm, most particularly 59 mm to 70 mm.
  • the two lighting elements have an axial distance in a range of 5 mm to 35 mm from each other.
  • the axial distance can be in relation to the tool axis.
  • the axial distance of the two lighting elements can be between the respective light guide elements.
  • the axial distance between the two lighting elements is in the range of 5 mm to 35 mm, in particular 7 mm to 30 mm, most particularly 9 mm to 27 mm.
  • the two lighting elements have a radial distance from each other in a range of 100 mm to 220 mm.
  • the radial distance can be in relation to the tool axis.
  • the two lighting elements can also have an axial distance from each other, so that they are arranged radially and axially offset from each other on the housing of the hand-held power tool.
  • the radial distance is in the range of 100 mm to 220 mm, in particular 110 mm to 200 mm.
  • the two lighting elements can be controlled essentially independently of one another.
  • the control unit is designed to control the two lighting elements. The control unit can thus control the two lighting elements essentially independently of one another depending on the user's needs.
  • the two lighting elements can be controlled by means of an external control unit.
  • the handheld power tool has a communication unit for communication with the external control unit.
  • the communication unit can be arranged in the housing.
  • the communication unit is designed to establish a communication connection with at least the external control unit and to send and/or receive communication signals.
  • the communication signals can be transmitted via a cable, via a wire connection or via conductor tracks on a circuit board, and/or the communication signals can be transmitted wirelessly.
  • Wireless transmission of the communication signals can be in the form of Bluetooth, WLAN, infrared, near field communication (NFC) using RFID technology, as well as other wireless transmissions of the communication signals familiar to those skilled in the art.
  • the communication protocols used can be Bluetooth Smart, GSM, UMTS, LTE, ANT, ZigBee, LoRa, SigFox, NB-loT, BLE, IrDA, as well as other communication protocols familiar to those skilled in the art.
  • the communication connection can therefore be wireless or wired.
  • the communication unit of the handheld power tool is electrically connected to the control unit.
  • the external control unit can, for example, be designed as a smartphone that has an app for control.
  • the external control unit is designed to send control commands to the communication unit of the handheld power tool.
  • the communication unit can receive the control commands and forward them to the control unit of the handheld power tool.
  • the control unit can in turn forward the control commands to the respective lighting element.
  • Fig.1 shows a handheld power tool 100 according to the invention, wherein it is designed here as an exemplary cordless impact wrench.
  • the handheld power tool 100 comprises an output shaft 124, a tool holder 150 and an exemplary impact mechanism 122.
  • the handheld power tool 100 has a housing 110 with a handle 126.
  • the handheld power tool 100 can be mechanically and electrically connected to a power supply for battery operation to form a mains-independent power supply, so that the handheld power tool 100 is designed as a battery-operated handheld power tool 100.
  • a handheld power tool battery pack 130 serves here as a power supply unit 130.
  • the present invention is not limited to battery-operated handheld power tools, but can also be used with mains-dependent, i.e. mains-operated, handheld power tools or pneumatically operated handheld power tools.
  • the housing 110 is designed as a shell housing with two half shells, whereby the housing 110 is T-shaped here, for example.
  • the housing 110 illustratively comprises a drive unit 111 and the impact mechanism 122.
  • the drive unit 111 further comprises an electric drive motor 114, which is supplied with power by the handheld power tool battery pack 130, and a gear 118.
  • the gear 118 can be designed as at least one planetary gear.
  • the drive motor 114 is designed such that it can be operated, for example, via a hand switch 128, so that the drive motor 114 can be switched on and off.
  • the drive motor 114 can advantageously be controlled and/or regulated electronically, so that a reversing operation and a desired rotational speed can be implemented.
  • the hand-held power tool 100 has a rotation direction switching element 121, which is designed as a rotation direction switch.
  • the rotation direction switching element 121 is designed to switch the drive motor 114 between a clockwise rotation direction and a counterclockwise rotation direction.
  • the gear 118 is connected to the drive motor 114 via a drive shaft 116.
  • the gear 118 is intended to convert a rotation of the drive shaft 116 into a rotation between the gear 118 and the impact mechanism 122 via a drive member 120.
  • a motor housing 115 is assigned to the drive motor 114, just as a gear housing 119 is assigned to the gear 118.
  • the motor housing 115 and the gear housing 119 are arranged in the housing 110, for example.
  • the drive motor 114 and the gear 118 can be arranged directly in the housing 110 if the hand-held power tool 100 is designed in an "open frame" design.
  • the hand-held power tool 100 comprises a tool axis 102, with a rotation axis of the drive shaft 116 forming the tool axis 102 here.
  • the exemplary impact mechanism 122 is designed to drive the output shaft 124.
  • a tool holder 150 is provided on the output shaft 124.
  • the tool holder 150 is preferably formed and/or formed on the output shaft 124.
  • the tool holder 150 is preferably arranged in an axial direction 132 pointing away from the drive unit 111.
  • the tool holder 150 is designed here as a hexagon socket holder 154, in the manner of a bit holder, which is intended to hold an insert tool 140.
  • the insert tool is shaped like a screwdriver bit with a polygonal external coupling 142.
  • the type of screwdriver bit for example HEX type, is well known to those skilled in the art.
  • the present invention is not limited to the use of HEX screwdriver bits, but other tool holders that appear appropriate to the person skilled in the art can also be used, such as HEX drills, SDS-Quick insert tools or round shank drill chucks.
  • the handheld power tool 100 has the housing 110, a control unit 170 at least for controlling the drive unit 111, a communication unit 180 and a user interface 200.
  • the housing 110 at least partially accommodates the control unit 170, the communication unit 180 and the user interface 200.
  • the user interface 200 comprises an operating element 202 and a lighting element 210, although a further operating element is also conceivable.
  • the operating element 202 can receive inputs from a user.
  • the operating element 202 can be actuated by the user, with the operating element 202 here being designed as a push-button element.
  • the control unit 170 has at least one microcontroller.
  • the control unit 170 receives switching signals that are generated using the hand switch 128.
  • control unit 170 processes the switching signals of the hand switch 128 before the control unit 170 forwards the switching signals to the drive unit 111.
  • control unit 170 receives user interface signals from the user interface 200.
  • the user interface signals are generated by the user's inputs via the control element 202.
  • the control unit 170 processes the user interface signals into at least one output signal and outputs it.
  • the output signal is sent to the user interface 200 and/or the drive unit 111.
  • the user interface 200 is electrically connected to the control unit 170.
  • the communication unit 180 is arranged here, for example, partially in the handle 126.
  • the communication unit 180 is designed to form a communication connection with an external control unit, such as a smartphone.
  • the communication unit 180 is designed to send and/or receive communication signals.
  • the communication unit 180 is connected to the control unit 170 so that the control unit 170 can process the communication signals.
  • the housing 110 further comprises a power supply holding device 160.
  • the user interface 200 is also arranged on the power supply holding device 160.
  • the power supply holding device 160 accommodates the handheld power tool battery pack 130 and forms a base 162 with a base.
  • the handheld power tool battery pack 130 can be detached from the power supply holding device 160 without tools.
  • the housing 110 further comprises the handle 126 and the power supply holding device 160.
  • the handle 126 can be the user.
  • the power supply holding device 160 is arranged on the handle 126.
  • the hand-held power tool 100 can be set down by means of the stand 162.
  • the user interface 200 is arranged on the power supply holding unit 160 in this embodiment.
  • the handheld power tool 100 has a further lighting element 220.
  • the further lighting element is arranged on the housing 110.
  • the handheld power tool 100 therefore has two lighting elements 210, 220 in different areas of the housing 110.
  • the lighting element 210 and the further lighting element 220 each have a light element (not shown in detail), such as an LED, and a light guide element (not shown in detail), such as a lens.
  • the two lighting elements 210, 220 are each arranged on the housing 110 in such a way that they emit light in the direction of the work area.
  • the two lighting elements 210, 220 are arranged at a distance from one another on the housing 110.
  • the two lighting elements 210, 220 can be controlled separately via the communication unit 180 using the external control unit.
  • the external control unit is not shown in detail here.
  • the two lighting elements 210, 220 can, for example, emit light in different colors.
  • the two lighting elements 210, 220 can emit light that is essentially continuously lit or flashing.
  • the two lighting elements 210, 220 can light up in a green, red, blue or yellow color.
  • the two lighting elements 210, 220 can be controlled essentially independently of one another by means of the control unit 170.
  • the housing 110 has at least one sensor element 190.
  • the sensor element 190 is arranged in or on the housing 110 and can be designed, for example, as a light sensor 191, a noise sensor 192, an acceleration sensor 193, a distance sensor 194, a current sensor 195, a temperature sensor 196 or a light time sensor 197.
  • the sensor element 190 is connected to the control unit 170.
  • the sensor element 190 is arranged on the base 162 and/or the user interface 200 and/or in the area of the drive motor 114.
  • the sensor element 190 is designed to control the two lighting elements 210, 220, wherein the Sensor element 190 can control the two lighting elements 210, 220 essentially independently of each other.
  • Fig.2 shows a side view of the handheld power tool 100.
  • the tool holder 150 is designed, for example, as a polygonal external holder 156, such as an external square holder 158.
  • the additional lighting element 220 is arranged above the handset 128.
  • the additional lighting element 220 is arranged here below the tool axis 102 on the housing 110.
  • the additional lighting element 220 is arranged above the handset 128 and below the drive motor 114, in particular the drive shaft 116.
  • the additional lighting element 220 is arranged radially between the drive motor 114 and the handset 128.
  • the lighting element 210 is arranged below the handset 128 and above the energy supply unit 130, in particular the handheld power tool battery pack 130.
  • the lighting element 210 is thus arranged radially between the hand switch 128 and the energy supply unit 130.
  • the two lighting elements 210, 220 essentially comprise different radiation directions.
  • the radiation directions of the two lighting elements 210, 220 enclose a radiation angle 230 in the range from 15° to 45°.
  • the two lighting elements 210, 220 each comprise a central beam 212, 222.
  • the lighting element 210 comprises the central beam 212 and the further lighting element 220 comprises the central beam 222.
  • the two central beams 212, 222 intersect at a radiation intersection point 240 which is axially spaced from the tool holder 150 in the range from 40 mm to 90 mm.
  • the beam intersection point 240 has an axial distance 242 from the tool holder 150 in the range from 40 mm to 90 mm.
  • the two lighting elements 210, 220 have an axial distance 250 from each other in a range from 5 mm to 35 mm.
  • the two lighting elements 210, 220 have a radial distance 252 from each other in a range from 100 mm to 220 mm.
  • the sensor element 190 is the acceleration sensor 193.
  • the acceleration sensor 183 is intended to control the two lighting elements 210, 220 by means of an acceleration measurement.
  • the acceleration sensor is 193 arranged in the housing 110.
  • the control unit 170 controls, in particular dims, switches on or off, the two lighting elements 210, 220.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
EP23209647.9A 2022-12-02 2023-11-14 Outil à main Withdrawn EP4389358A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102022213034.0A DE102022213034A1 (de) 2022-12-02 2022-12-02 Handwerkzeugmaschine

Publications (1)

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EP4389358A1 true EP4389358A1 (fr) 2024-06-26

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EP (1) EP4389358A1 (fr)
CN (1) CN118123763A (fr)
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040174699A1 (en) * 2003-03-03 2004-09-09 One World Technologies Limited Battery-operated power tool with light source
DE102008003484A1 (de) * 2008-01-08 2009-07-09 Marquardt Gmbh Elektrowerkzeug
JP2011020230A (ja) * 2009-07-17 2011-02-03 Hitachi Koki Co Ltd 携帯用工具
DE102009035134A1 (de) * 2009-07-29 2011-02-03 Festool Gmbh Hand-Werkzeugmaschine
JP2017127916A (ja) * 2016-01-19 2017-07-27 株式会社マキタ 電動工具
CN206855337U (zh) 2017-06-26 2018-01-09 中国气动工业股份有限公司 电动冲击式扭力工具的扭力控制系统
DE102019111973A1 (de) * 2019-05-08 2020-05-14 Festool Gmbh Handwerkzeugmaschine, insbesondere Akku-Schrauber oder Akku-Bohrer

Family Cites Families (5)

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Publication number Priority date Publication date Assignee Title
JP2001025982A (ja) 1999-07-13 2001-01-30 Makita Corp 操作性が向上した照明装置付き電動工具とその使用方法
DE102011081025B4 (de) 2011-08-16 2019-08-08 Metabowerke Gmbh Elektrowerkzeug mit vibrationsaktivierter Lichtquelle
DE102018222485A1 (de) 2018-12-20 2020-06-25 Robert Bosch Gmbh Anzeigevorrichtung für ein Elektrowerkzeug
DE102019111970A1 (de) 2019-05-08 2020-11-12 Festool Gmbh Werkzeugmaschine, insbesondere Akku-Bohrer oder Akku-Schrauber
DE102020101839A1 (de) 2020-01-27 2021-07-29 MAFELL Aktiengesellschaft Handwerkzeugmaschine

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040174699A1 (en) * 2003-03-03 2004-09-09 One World Technologies Limited Battery-operated power tool with light source
DE102008003484A1 (de) * 2008-01-08 2009-07-09 Marquardt Gmbh Elektrowerkzeug
JP2011020230A (ja) * 2009-07-17 2011-02-03 Hitachi Koki Co Ltd 携帯用工具
DE102009035134A1 (de) * 2009-07-29 2011-02-03 Festool Gmbh Hand-Werkzeugmaschine
JP2017127916A (ja) * 2016-01-19 2017-07-27 株式会社マキタ 電動工具
CN206855337U (zh) 2017-06-26 2018-01-09 中国气动工业股份有限公司 电动冲击式扭力工具的扭力控制系统
DE102019111973A1 (de) * 2019-05-08 2020-05-14 Festool Gmbh Handwerkzeugmaschine, insbesondere Akku-Schrauber oder Akku-Bohrer

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DE102022213034A1 (de) 2024-06-13

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