EP2691215B1 - Tragbares elektrowerkzeug mit auslösern und verfahren zu seiner montage - Google Patents

Tragbares elektrowerkzeug mit auslösern und verfahren zu seiner montage Download PDF

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Publication number
EP2691215B1
EP2691215B1 EP11861984.0A EP11861984A EP2691215B1 EP 2691215 B1 EP2691215 B1 EP 2691215B1 EP 11861984 A EP11861984 A EP 11861984A EP 2691215 B1 EP2691215 B1 EP 2691215B1
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EP
European Patent Office
Prior art keywords
housing
trigger
trigger member
axis
power tool
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Application number
EP11861984.0A
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English (en)
French (fr)
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EP2691215A4 (de
EP2691215A1 (de
Inventor
Christopher Anthony KOKINELIS
Randolph Robert RUETSCH
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Ingersoll Rand Co
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Ingersoll Rand Co
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Publication of EP2691215A1 publication Critical patent/EP2691215A1/de
Publication of EP2691215A4 publication Critical patent/EP2691215A4/de
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    • 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

Definitions

  • the present invention relates to handheld power tools and, more particularly, to handheld power tools having a trigger for actuation of the handheld power tool.
  • Handheld power tools commonly include a trigger that an operator can selectively depress to actuate the power tool.
  • EP 2 008 776 A1 discloses a power tool including an actuating member slidable with a guide member.
  • DE 103 45 133 A1 discloses a cordless screwdriver including an ON/OFF button including longitudinal tabs.
  • a handheld power tool includes a housing assembly and a trigger member.
  • the housing assembly has a grip portion having a heightwise axis.
  • the housing assembly includes a housing member having parallel upper and lower housing guide features spaced apart along the heightwise axis.
  • the trigger member is mounted in the housing assembly to slide along a slide axis transverse to the heightwise axis.
  • the trigger member includes parallel upper and lower trigger guide features spaced apart along the heightwise axis and mated with the upper and lower housing guide features.
  • the upper and lower housing guide features and the upper and lower trigger guide features cooperate to limit the trigger member to a linear slide path relative to the housing assembly and inhibit cocking of the trigger member about a lateral axis transverse to each of the heightwise axis and the slide axis.
  • the trigger member has first and second opposed lateral sides spaced apart along the lateral axis.
  • the upper and lower trigger guide features are located on the first lateral side of the trigger member and there are no guide features on the second lateral side of the trigger member.
  • the housing member is a first housing member
  • the housing assembly further includes a second housing member and the first and second housing members collectively define the grip portion.
  • the trigger member is captured between and directly mounted on each of the first and second housing members.
  • the upper and lower housing guide features include upper and lower linear guide ribs, respectively, and the upper and lower trigger guide features include upper and lower linear guide slots, respectively.
  • the upper and lower linear guide ribs are slidably nested in the upper and lower linear guide slots, respectively.
  • the trigger member is a monolithic body.
  • the handheld power tool may include a noncontact switch system including a Hall Effect sensor mounted on or in the housing assembly, and a magnet mounted on the trigger member for movement therewith relative to the Hall Effect sensor.
  • the handheld power tool includes a biasing member biasing the trigger member into an extended position.
  • the handheld power tool may be a cordless handheld power tool powered by a battery pack.
  • a method for assembling a handheld power tool includes: providing a housing assembly having a grip portion having a heightwise axis, the housing assembly including a housing member having parallel upper and lower housing guide features spaced apart along the heightwise axis; and mounting a trigger member in the housing assembly to slide along a slide axis transverse to the heightwise axis, and such that parallel upper and lower trigger guide features of the trigger member are spaced apart along the heightwise axis and mated with the upper and lower housing guide features.
  • the upper and lower housing guide features and the upper and lower trigger guide features cooperate to limit the trigger member to a linear slide path relative to the housing assembly and inhibit cocking of the trigger member about a lateral axis transverse to each of the heightwise axis and the slide axis.
  • the trigger member has first and second opposed lateral sides spaced apart along the lateral axis.
  • the upper and lower trigger guide features are located on the first lateral side of the trigger member and there are no guide features on the second lateral side of the trigger member.
  • the housing member is a first housing member
  • the housing assembly further includes a second housing member
  • mounting the trigger member in the housing assembly includes capturing the trigger member between the first and second housing members such that the trigger member is directly mounted on each of the first and second housing members and the first and second housing members collectively define the grip portion.
  • the upper and lower housing guide features include upper and lower linear guide ribs, respectively, and the upper and lower trigger guide features include upper and lower linear guide slots, respectively.
  • Mounting the trigger member in the housing assembly includes slidably nesting the upper and lower linear guide ribs in the upper and lower linear guide slots, respectively.
  • the method includes unitarily injection molding the trigger member.
  • the method may include assembling a noncontact switch system in the housing assembly, including: mounting a Hall Effect sensor on or in the housing assembly; and mounting a magnet on the trigger member for movement therewith relative to the Hall Effect sensor.
  • the method may include mounting a biasing member in the housing assembly to bias the trigger member into an extended position.
  • the handheld power tool is a cordless handheld power tool and the method includes mounting a battery pack on the housing assembly.
  • spatially relative terms such as “under”, “below”, “lower”, “over”, “upper” and the like, may be used herein for ease of description to describe one element or feature's relationship to another element(s) or feature(s) as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as “under” or “beneath” other elements or features would then be oriented “over” the other elements or features. Thus, the exemplary term “under” can encompass both an orientation of over and under. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
  • cordless power tool refers to power tools that do not require plug-in, hard wired electrical connections to an external power source to operate. Rather, the cordless power tools have electric motors that are powered by on-board batteries, such as rechargeable batteries. A range of batteries may fit a range of cordless tools. Different cordless power tools may have a variety of electrical current demand profiles that operate more efficiently with batteries providing a suitable range of voltages and current capacities.
  • the different cordless (e.g ., battery powered) power tools can include, for example, screwdrivers, ratchets, nutrunners, impacts and the like.
  • Embodiments of the invention may be particularly suitable for precision power tool that can be used for applications where more exact control of the applied output is desired.
  • monolithic means an object that is a single, unitary piece formed or composed of a material without joints or seams.
  • the handheld power tool 10 includes a trigger system 100 according to embodiments of the present invention.
  • the power tool 10 may be any suitable type of handheld power tool and, according to some embodiments, is an electrically powered handheld power tool.
  • the power tool 10 includes a protective housing assembly 20, a drive motor assembly 50, a tool output shaft or drive head 60, a battery pack 70 (not shown in Figure 2 ), and a control system 80.
  • the housing assembly 20 includes a housing 30 having an upper or main body portion 34 and a pistol grip or handle 32 depending therefrom.
  • the housing 30 is formed by a right shell or housing member 22 ( Figure 3 ) and a left shell or housing member 24 ( Figure 4 ).
  • the housing assembly 20 further includes a rear cover or protective display housing 26 ( Figure 1 ).
  • the right housing member 22 defines a cavity 23 having an upper cavity portion 23A and a lower cavity portion 23B separated by a partition wall 22A.
  • the left housing member 24 defines a cavity 25 having an upper cavity portion 25A and a lower cavity portion 25B.
  • the housing 30 When assembled, the housing 30 defines an enclosed lower chamber (comprising the lower cavity portion 23A and the lower cavity portion 25A ) and an enclosed upper chamber (comprising the upper cavity portion 23B and the upper cavity portion 25B ) .
  • Latch or coupling features on the housing members 22,24 and/or fasteners can be provided to affix the housing members 22, 24 to one another.
  • the power tool 10 has a pistol grip form factor, the handle 32 being configured to be grasped and held in use ( i.e ., when applying a force using the drive motor assembly 50 ) in the manner of a pistol grip.
  • a trigger member 150 forming a part of the trigger system 100 is located on a front side of the handle 32 such that the operator's finger (e.g ., index finger) is typically positioned proximate the trigger member 150 when the operator is holding the handle 32.
  • the handle 32 defines a heightwise axis H-H ( Figures 1 and 9 ). In the case of a pistol grip handle 32, the operator will ordinarily wrap his or her fingers around the heightwise axis H-H.
  • the drive head 60 may define a tool drive axis D-D ( Figure 1 ; e.g., the axis of rotation of a rotary drive head 60 ) that is transverse to (and intersects) the heightwise axis H-H.
  • the axes D-D and H-H form an included angle in the range of from about 70 degrees to about 90 degrees.
  • the right housing member 22 and the left housing member 24 are each monolithic and/or unitarily formed. According to some embodiments, the right housing member 22 and the left housing member 24 are each unitarily molded components. In some embodiments, the right housing member 22 and the left housing member 24 are each unitarily injection molded.
  • the right housing member 22 and the left housing member 24 may be formed of any suitable material(s) or compositions(s). According to some embodiments, the entirety of each housing member 22, 24 is formed of the same material or composition. According to some embodiments, the housing members 22, 24 are formed of a polymeric material. According to some embodiments, the housing members 22, 24 are formed of glass-filled nylon. The material of the housing members 22, 24 is rigid or semi-rigid at room temperature and, according to some embodiments, has a Young's Modulus of at least about 2.0 GPa and, according to some embodiments, in the range of from about 2.0 GPa to 2.8 GPa.
  • the drive motor assembly 50 and the battery pack 70 are contained in or attached to the housing 30.
  • the motor assembly 50 is contained in the upper chamber or main body 34, and the battery pack 70 is releasably mounted on the lower end of the handle 32.
  • the construction and operation of drive motor assemblies and battery packs in handheld power tools are well known to those of skill in the art and will not be discussed in detail herein.
  • the drive motor assembly 30 may include an electric motor arranged and configured (directly or via a gearcase, linkage or gear system) to selectively drive ( e.g., rotate) the drive head 60 using power supplied from the battery pack 70.
  • the control system 80 ( Figure 2 ) may be in whole or in part contained in and/or attached to the housing 30. Control systems for handheld power tools are well known to those of skill in the art and therefore will not be described herein in detail.
  • the exemplary control system 80 as illustrated includes a control printed circuit board (PCB) assembly 82 ( Figure 9 ) and a trigger system 100.
  • the control system 80 may further include a human-machine interface (HMI) assembly 86 ( Figure 1 ) including, for example, a keypad, a display device (e.g ., a liquid crystal display (LCD) or an organic light emitting diode (OLED) display), and indicator lights.
  • HMI human-machine interface
  • the trigger system 100 includes a trigger switch sensor 112 mounted on the control PCB 82 and a trigger magnet 114 mounted on the trigger member 150 as described hereinbelow.
  • the trigger switch sensor 112 is a Hall Effect sensor.
  • the HMI assembly 86 and the trigger system 100 collectively form a human machine interface (HMI) 90 operative to display information to an operator and receive information and/or commands from the operator.
  • HMI human machine interface
  • the trigger system 100 enables the operator to actuate and deactuate the drive motor assembly 50 to drive the drive head 60.
  • the trigger system 100 includes the switch system 110, a housing receptacle 120, the trigger member 150, and a biasing member or spring 176.
  • the housing receptacle 120 includes a pair of front flanges 122 integrally formed with the right and left housing members 22, 24, respectively.
  • the front flanges 122 are curved and define respective front open perimeters or slots 124 that, when the housing members 22, 24 are mated, define an open space or trigger opening 126 that holds the trigger member 150, and a lower lip 128.
  • the housing receptacle 120 ( Figure 9 ) also includes bracing features 127 integrally formed on each of the housing members 22,
  • the housing receptacle 120 further includes an upper guide feature in the form of an upper linear guide rail or rib 130 and a lower guide feature in the form of a lower linear guide rail or rib 132 on the right housing member 22.
  • the upper guide rib 130 defines an upper guide axis A-A and the lower guide rib 132 defines a lower guide axis B-B ( Figure 9 ).
  • the guide ribs 130, 132 are integral with and unitarily formed with the right housing member 24 ( e.g., monolithic).
  • the guide ribs 130,132 are unitarily injection molded to form monolithic, integral components of the right housing member 22.
  • each guide rib 130, 132 has a height M ( Figure 9 ) in the range of from about 1 mm to 2 mm. According to some embodiments, the guide ribs 130, 132 have a width N ( Figure 10 ) in the range of from about 3 mm to 4 mm. According to some embodiments, the guide ribs 130, 132 have a length P ( Figure 3 ) in the range of from about 20 mm to 21 mm.
  • the housing receptacle 120 further includes a spring support feature 134.
  • the spring support feature 134 is integral and unitarily formed with the right housing member 22 and, according to some embodiments, is unitarily injection molded with the right housing member 22.
  • the spring support feature 134 may include a spring mount slot 134A ( Figure 9 ) configured to capture an end of the spring 176.
  • the right housing member 22 defines a right seat 136A ( Figure 3 ) configured to receive a right side portion of the trigger member 150.
  • the left housing member 24 defines a left seat 136B ( Figure 4 ) configured to receive a left side portion of the trigger member 150.
  • the trigger member 150 includes a body 152 having an engagement face 153, a left lateral side face 154 and an opposing right lateral side face 155.
  • the opposed lateral side faces 154 and 155 are spaced apart along a lateral axis L-L ( Figures 5 , 8 and 10 ) that extends transversely (and, in some embodiments, perpendicularly) to the heightwise axis H-H.
  • the body 152 defines an interior cavity 156 and further includes an integral spring post 158 disposed in the cavity 156.
  • a stop feature 172 is located on a front, lower portion of the body 152 and a pair of opposed stop features 173 are located on a top portion of the body 152.
  • a magnet cavity 174 is defined in an upper portion of the body 152 to hold the magnet 114 ( Figures 9 and 10 ) therein.
  • the trigger member 150 further includes an upper, axially extending extension 164 and a lower, axially extending extension 166.
  • An upper trigger guide feature is provided in the form of an upper guide groove or slot 160 defined in the right lateral side face 155 and the upper extension 164.
  • a lower trigger guide feature is provided in the form of a lower guide groove or slot 162 defined in the right lateral side face 155 and the lower extension 166.
  • Each guide slot 160, 162 is defined by a bottom wall 167 and opposed side walls 168.
  • a slot, open space or gap 170 ( Figure 6 ) is defined between the extensions 164, 166.
  • each guide slot 160, 162 has a depth E ( Figure 8 ) in the range of from about 2 mm to 3 mm. According to some embodiments, each guide slot 160, 162 has a height F ( Figure 8 ) in the range of from about 1.5 mm to 2.5 mm. According to some embodiments, each guide slot 160, 162 has a length G ( Figure 6 ) in the range of from about 20 mm to 21 mm. According to some embodiments, each of the bottom and side walls of each extension 164,166 has a thickness in the range of from about 1.5 mm to 2.5 mm.
  • the guide slots 160, 162 are located on the right lateral side 155 of the trigger member 150 and there are no guide features (e.g ., guide ribs or slots) on the left lateral side 154 of the trigger member 150.
  • the left lateral side 154 is substantially smooth with a straight line perimeter and terminates behind lower stop 172.
  • the body 152, spring post 158, guide grooves 160,162, extensions 164, 166 and stop features 172, 173 are integral with one another to form a unitary trigger member 150 and, according to some embodiments, a monolithic trigger member 150.
  • the trigger member 150 is unitarily formed.
  • the trigger member 150 is unitarily molded.
  • the trigger member 150 is unitarily injection molded as a monolithic body.
  • the trigger member 150 may be formed of any suitable material(s) or compositions(s). According to some embodiments, the entirety of the trigger member 150 is formed of the same material or composition. According to some embodiments, the trigger member 150 is formed of a polymeric material. According to some embodiments, the trigger member 150 is formed of glass-filled nylon. The material of the trigger member 150 can be rigid or semi-rigid at room temperature. According to some embodiments, the material of the trigger member 150 has a Young's Modulus of at least about 2.0 GPa and, according to some embodiments, in the range of from about 2.0 GPa to about 2.8 CPa.
  • the drive motor assembly 50 is mounted in the upper cavity 23A of the right housing member 22.
  • the control PCB 82 is also mounted in the upper cavity 23A proximate the partition wall 22A such that the trigger switch sensor 112 is located above the lower cavity 23B.
  • the magnet 114 is installed in the magnet cavity 174 of the trigger member 150 .
  • the magnet 114 is oriented in the cavity 174 such that the magnet's polarity axis is substantially parallel with the slide axis of the trigger member 150.
  • the magnet 114 may be installed such that its North pole is proximate the rear end of the trigger member 150 and its South pole is proximate the front end of the trigger member 150.
  • the spring 176 is mounted on the spring post 158 in the cavity 156 of the trigger member 150.
  • the trigger member 150 As shown in Figures 9 and 10 , the trigger member 150, with the magnet 114 and the spring 176 premounted thereon, is laid into the seat 136A ( Figure 3 ) defined by the right housing member 22. More particularly, the trigger member 150 is laid into the seat 136A such that the upper guide rib 130 nests or seats in the upper guide slot 160 and the lower guide rib 132 nests or seats in the lower guide slot 162. The magnet 114 is thereby positioned proximate the partition wall 22A. The spring 176 is captured and partially compressed between the trigger member 150 and the spring support feature 134. The rear end of the spring 176 is slid laterally into and captured within the spring capture slot 134A.
  • the left housing member 24 is mounted on the right housing member 22 to form the handle 32 and the main body 34 of the housing 30.
  • the trigger member 150 is thereby captured between the bracing features 127 ( Figures 3 and 4 ).
  • each of the foregoing assembly steps is executed prior to installing the left housing member 24 on the right housing member 22.
  • the left housing member 24 is installed such that the left lateral side portion of the trigger member 150 is received in the left seat 136B and the overall seat 136 and the trigger opening 126 are formed. A portion of the trigger member 150 projects forwardly through the opening 126.
  • the housing members 22, 24 can be secured together by the latch features and/or fasteners 5.
  • the spring support feature 134 can be received in a slot of a counterpart spring support feature 135 ( Figure 4 ) integral with the left housing member 24.
  • the trigger system 100 can be used in any suitable manner by the operator to selectively actuate and deactuate the drive motor assembly 50 to drive the drive head 60.
  • the trigger member 150 is slidable in the seat 136 between a released or extended position as shown in Figures 1 , 9 and 10 and a depressed or retracted position as shown in Figure 11 .
  • the open space 170 ( Figure 7 ) provides clearance for the spring support feature 134.
  • the guide slots 160, 162 slide along the guide ribs 130, 132 and thereby constrain movement of the trigger member 150 to a trigger slide axis T-T that is substantially parallel to the upper guide axis A-A and the lower guide axis B-B.
  • the trigger slide axis T-T extends transversely (and, in some embodiments, substantially perpendicularly) to the lateral axis L-L.
  • the axes L-L and H-H form an included angle K ( Figure 11 ) in the range of from about 70 degrees to about 90 degrees.
  • the trigger member 150 is biased toward the extended position by the spring 176. Extension of the trigger member 150 is limited by the stop features 172,173 and the lip 128.
  • the trigger member 150 When the trigger member 150 is in its extended position, ( e.g ., Figure 9 ) the magnet 114 is positioned relative to the Hall Effect sensor 112 such that the sensor 112 is not actuated.
  • the trigger member 150 When the trigger member 150 is displaced or pulled by the operator in a retraction direction TR ( Figure 11 ), the magnet 114 is thereby repositioned with respect to the Hall Effect sensor 112 and actuates the sensor 112.
  • the trigger member 150 When the trigger member 150 is released, it returns in an extension direction TE ( Figure 9 ) to the extended position, thereby again positioning the magnet 114 relative to the Hall Effect sensor 112 such that the sensor 112 is not actuated.
  • the trigger system 100 can provide a noncontact trigger switch system.
  • other types and configurations of trigger actuators may be employed.
  • the trigger system 100 can serve to actuate or deactuate the motor 30 when retracted or extended.
  • the slide distance Q ( Figure 11 ) of the trigger member 150 from the extended position to the retracted position is in the range of from about 6.5 mm to 7.5 mm.
  • the length P ( Figure 3 ) of each guide rib 130,132 is at least as great as the length G ( Figure 6 ) of the associated guide groove 160, 162 .
  • the tolerance between the height M ( Figure 9 ) of each guide rib 130, 132 and the height F ( Figure 8 ) of its associated guide groove 160, 162 is in the range of from about 2.0 mm to about 2.5 mm.
  • the width N ( Figure 10 ) of each guide rib 130, 132 is greater than the depth E ( Figure 8 ) of its associated guide groove 160, 162.
  • the power tool 10 and trigger system 100 as disclosed herein can provide a number of advantages.
  • the upper linear guide features 130, 160 and the lower linear guide features 132, 162 spaced apart along the heightwise axis H-H e.g ., vertically stacked
  • the trigger system 100 can resist the tendency to cock and bind when an operator pulls on the trigger member 150 off-center, for example.
  • the trigger system 100 can simplify, expedite and/or ease assembly of the power tool 10.
  • the trigger mounting and guide features are all embodied on the right lateral side face 154 of the trigger member 150 and the right housing member 22, it is only necessary to align the trigger member guide features 160, 162 with the open right housing member 22.
  • the left housing member 24 can then be easily mounted on the right housing member 22 and the trigger member 150 without special effort to align the left housing member 24 with the trigger member 150. Because the trigger member 150 is directly mounted on and captured between the housing members 22, 24, the number of pieces required to assemble the trigger system 100 is significantly reduced.

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Claims (13)

  1. Tragbares Elektrowerkzeug (10), welches enthält:
    eine Gehäuseanordnung (20), welche einen Griffabschnitt (32) hat, dessen Achse in die Höhe ausgerichtet ist, wobei die Gehäuseanordnung (20) ein Gehäuseelement (30) enthält, welches ein oberes und unteres Gehäuseführungselement (130, 132) enthält, welche parallel sind und welche entlang der in die Höhe ausgerichteten Achse voneinander beabstandet sind; und
    ein Auslöserelement (150), welches in der Gehäuseanordnung (20) eingerichtet ist, sodass es entlang einer Verschiebeachse, welche quer zu der in die Höhe ausgerichteten Achse ausgerichtet ist, verschiebbar ist, wobei das Auslöserelement (150) ein oberes und unteres Auslöser-Führungselement (160, 162) enthält, welche parallel sind und welche entlang der in die Höhe ausgerichteten Achse voneinander beabstandet sind und mit dem oberen und unteren Gehäuse-Führungselement (130, 132) abgestimmt sind;
    wobei das obere und untere Gehäuse-Führungselement (130, 132) und das obere und untere Auslöser-Führungselement (160, 162) derart zusammenwirken, dass sie das Auslöserelement (150) auf einen linearen Verschiebeweg in Relation zur Gehäuseanordnung (20) eingrenzen und ein Aufrichten des Auslöserelements (150) um eine laterale Achse, welche quer zu jeweils der in die Höhe ausgerichteten Achse und der Verschiebeachse ausgerichtet ist, sperren,
    dadurch gekennzeichnet, dass:
    das Auslöserelement (150) eine erste und zweite laterale Seite (154, 155) enthält, welche einander gegenüberliegen und welche entlang der lateralen Achse voneinander beabstandet sind; und
    das obere und untere Auslöser-Führungselement (160, 162) an der ersten lateralen Seite (155) von dem Auslöserelement (150) angeordnet sind, und die zweite laterale Seite (154) des Auslöserelements (150) keine Führungselemente (160, 162) enthält.
  2. Tragbares Elektrowerkzeug (10) nach Anspruch 1, bei welchem:
    das Gehäuseelement (30) ein erstes Gehäuseelement (22) ist;
    die Gehäuseanordnung (20) ferner ein zweites Gehäuseelement (24) enthält, und das erste und zweite Gehäuseelement (22, 24) gemeinsam den Griffabschnitt (32) definieren; und
    das Auslöserelement (150) zwischen sowohl dem ersten als auch dem zweiten Gehäuseelement (22, 24) aufgenommen ist und hieran direkt eingerichtet ist.
  3. Tragbares Elektrowerkzeug (10) nach Anspruch 1, bei welchem:
    das obere und untere Gehäuse-Führungselement (130, 133) jeweils eine obere und untere lineare Führungsrippe (130, 132) enthalten;
    das obere und untere Auslöser-Führungselement (160, 162) jeweils einen oberen und unteren linearen Führungsschlitz (160, 162) enthalten; und
    die obere und untere lineare Führungsrippe (130, 132) jeweils verschiebbar mit dem oberen und unteren linearen Führungsschlitz (160, 162) verschachtelt sind.
  4. Tragbares Elektrowerkzeug (10) nach Anspruch (1), bei welchem das Auslöseelement (150) einen Körper (152) enthält, welcher eine Ineingriffnahmefläche (153) und eine erste und zweite laterale Seitenfläche (154, 155), welche einander gegenüberliegen und welche entlang der lateralen Achse voneinander beabstandet sind, enthält; und
    eine obere und untere Erweiterung (164, 166) sich axial von dem Körper (152) angrenzend zu der ersten lateralen Seitenfläche (155) erweitern,
    wobei das obere und untere Auslöser-Führungselement (160, 162) einen oberen und unteren linearen Führungsschlitz (160, 162) enthalten, welche jeweils in der oberen und unteren Erweiterung (164, 166) definiert sind.
  5. Tragbares Elektrowerkzeug (10) nach Anspruch 1, bei welchem das Auslöserelement (150) ein monolytischer Körper ist.
  6. Tragbares Elektrowerkzeug (10) nach Anspruch 1, welches ein kontaktloses Schaltersystem enthält, welches enthält:
    einen Hall-Effekt-Sensor (112), welcher an oder in der Gehäuseanordnung (20) eingerichtet ist; und
    einen Magneten (114), welcher am Auslöserelement (150) zur Bewegung hiermit in Relation zum Hall-Effekt-Sensor (112) eingerichtet ist.
  7. Tragbares Elektrowerkzeug (10) nach Anspruch 1, welches ein Vorspannelement enthält, welches das Auslöserelement (150) in eine erstreckte Position vorspannt.
  8. Tragbares Elektrowerkzeug (10) nach Anspruch 1, welches ein Batteriepack (70) enthält, und wobei das tragbare Elektrowerkzeug (10) ein kabelloses tragbares Elektrowerkzeug (10) ist.
  9. Verfahren zum Zusammenbauen eines tragbaren Elektrowerkzeugs (10), wobei das Verfahren enthält:
    Bereitstellen von einer Gehäuseanordnung (20), welche einen Griffabschnitt (32) hat, dessen Achse in die Höhe ausgerichtet ist, wobei die Gehäuseanordnung (20) ein Gehäuseelement (30) enthält, welches ein oberes und unteres Gehäuseführungselement (130, 132) enthält, welche parallel sind und welche entlang der in die Höhe ausgerichteten Achse voneinander beabstandet sind; und
    Einrichten eines Auslöserelements (150) in der Gehäuseanordnung (20) derart, dass es entlang einer Verschiebeachse verschiebbar ist, welche quer zu der in die Höhe ausgerichteten Achse verläuft, und derart, dass ein oberes und unteres Auslöser-Führungselement (160, 162) des Auslöserelements (150), welche parallel sind, entlang der in die Höhe ausgerichteten Achse voneinander beabstandet sind und mit dem oberen und unteren Gehäuse-Führungselement (130, 132) abgestimmt sind;
    wobei bei dem zusammengebauten tragbaren Elektrowerkzeug (10) das obere und untere Gehäuse-Führungselement (130, 132) und das obere und untere Auslöser-Führungselement (160, 162) derart zusammenwirken, dass sie das Auslöserelement (150) auf einen linearen Verschiebeweg in Relation zur Gehäuseanordnung (20) eingrenzen und ein Aufrichten des Auslöserelements (150) um eine laterale Achse, welche jeweils zu der in die Höhe ausgerichteten Achse und der Verschiebeachse quer ausgerichtet ist, sperren,
    dadurch gekennzeichnet, dass:
    das Auslöserelement (150) eine erste und zweite laterale Seite (154, 155) enthält, welche einander gegenüberliegen und welche entlang der lateralen Achse voneinander beabstandet sind; und
    das obere und untere Auslöser-Führungselement (160, 162) auf der ersten lateralen Seite (155) von dem Auslöserelement (150) angeordnet sind, und die zweite laterale Seite (154) des Auslöserelements (150) keine Führungselemente (160, 162) enthält.
  10. Verfahren nach Anspruch 9, bei welchem:
    das Gehäuseelement (30) ein erstes Gehäuseelement (22) ist;
    die Gehäuseanordnung (20) ferner ein zweites Gehäuseelement (24) enthält; und
    das Einrichten des Auslöserelements (150) in die Gehäuseanordnung (20) ein Aufnehmen des Auslöserelements (150) zwischen dem ersten und zweiten Gehäuseelement (22, 24) enthält, derart, dass das Auslöserelement (150) direkt an sowohl dem ersten als auch dem zweiten Gehäuseelement (22, 24) eingerichtet ist und das erste und zweite Gehäuseelement (22, 24) gemeinsam den Griffabschnitt (32) definieren.
  11. Verfahren nach Anspruch 9, bei welchem:
    das obere und untere Gehäuse-Führungselement (130, 133) jeweils eine obere und untere lineare Führungsrippe (130, 132) enthalten;
    das obere und untere Auslöser-Führungselement (160, 162) jeweils einen oberen und unteren linearen Führungsschlitz (160, 162) enthalten; und
    das Einrichten des Auslöserelements (150) in die Gehäuseanordnung (20) ein verschiebbares Verschachteln der oberen und unteren linearen Führungsrippe (130, 132) in jeweils den oberen und unteren linearen Führungsschlitz (160, 162) enthält.
  12. Verfahren nach Anspruch 9, umfassend ein einheitliches Spritzgießen des Auslöserelements (150).
  13. Verfahren nach Anspruch 9, umfassend ein Montieren eines kontaktlosen Schaltersystems in die Gehäuseanordnung (20), umfassend:
    Einrichten eines Hall-Effekt-Sensors (112) an oder in die Gehäuseanordnung (20); und
    Einrichten eines Magneten (114) am Auslöserelement (150) zur Bewegung hiermit in Relation zum Hall-Effekt-Sensor (112).
EP11861984.0A 2011-03-31 2011-03-31 Tragbares elektrowerkzeug mit auslösern und verfahren zu seiner montage Active EP2691215B1 (de)

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PCT/US2011/030650 WO2012134473A1 (en) 2011-03-31 2011-03-31 Handheld power tools with triggers and methods for assembling same

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EP2691215A4 EP2691215A4 (de) 2015-01-21
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SE1850881A1 (en) * 2018-07-11 2020-01-12 Husqvarna Ab Power tool
WO2020048529A1 (zh) * 2018-09-06 2020-03-12 苏州宝时得电动工具有限公司 手持式动力工具及其控制方法和操作方法
EP3626399A1 (de) * 2018-09-20 2020-03-25 Hilti Aktiengesellschaft Handwerkzeugmaschine und verfahren zum betreiben einer handwerkzeugmaschine
WO2020231974A1 (en) * 2019-05-13 2020-11-19 Milwaukee Electric Tool Corporation Contactless trigger with rotational magnetic sensor for a power tool

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DE10345133A1 (de) * 2003-09-29 2005-04-21 Bosch Gmbh Robert Akkuschrauber
US7077218B2 (en) * 2004-05-20 2006-07-18 Black & Decker Inc. Motor housing and assembly process for power tool
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CN103534067A (zh) 2014-01-22
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EP2691215A1 (de) 2014-02-05

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