WO2010043244A1 - Dispositif de verrouillage - Google Patents

Dispositif de verrouillage Download PDF

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Publication number
WO2010043244A1
WO2010043244A1 PCT/EP2008/063716 EP2008063716W WO2010043244A1 WO 2010043244 A1 WO2010043244 A1 WO 2010043244A1 EP 2008063716 W EP2008063716 W EP 2008063716W WO 2010043244 A1 WO2010043244 A1 WO 2010043244A1
Authority
WO
WIPO (PCT)
Prior art keywords
locking
locking device
battery pack
locking element
rack
Prior art date
Application number
PCT/EP2008/063716
Other languages
German (de)
English (en)
Inventor
Marcin Rejman
Wolf Matthias
Josef Baumgartner
Jan Breitenbach
Thorsten Seidel
Rainer Glauning
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
Priority to PCT/EP2008/063716 priority Critical patent/WO2010043244A1/fr
Publication of WO2010043244A1 publication Critical patent/WO2010043244A1/fr

Links

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

Definitions

  • the invention relates to a locking device, in particular for locking a hand tool and a battery pack, according to the preamble of claim 1.
  • the latch and the unlocking member form a pivotally mounted in a pivot bearing of the housing lever, wherein the bolt is held by the spring force in a recess recessed in the top of the battery pack recess and by a pressure force on the upwards over a front foot end the housing protruding unlocking is disengageable under pivoting of the lever from the locking engagement.
  • the invention relates to a locking device, which in particular for locking a hand tool and a
  • the locking device comprises at least one in Locking engagement engageable locking element and at least one acting on the locking element actuator.
  • the actuating element is linearly movable and the locking element is pivotally mounted. So is the manual
  • a linear movement of the actuating element has the advantage that the actuating element saves space in a housing, e.g. a battery pack or an electrical device can be accommodated.
  • a linearly movable actuator is also advantageous because the actuating and actuating forces are independent of the gripping position of the operator.
  • a pivotal movement of the locking element is advantageous because a pivoting movement is executed as a smooth-running movement, which generates relatively little friction.
  • the linear movement of the actuating element also has the advantage that during the movement, a substantially constant gap between the actuating element and surrounding the actuating element
  • Housing element forms.
  • a consistently wide gap can be better protected against the ingress of dirt and dust particles than a gap whose width changes during movement.
  • the actuating element is used for manual disengagement of the
  • Locking element from the locking engagement is locked from the locking engagement.
  • the Actuator also be provided for engaging the locking element by the actuating element brings the locking element in locking engagement.
  • the actuator brings preferably by pushing or pressing, in particular against a spring force, the locking element disengaged.
  • the actuator may also be such that the operator disengages the locking member by pulling the actuator.
  • means for coupling the linearly movably mounted actuating element and the pivotally mounted locking element are provided.
  • the separate movements of the actuating element and the locking element can be coupled to each other, so that by a manual operation, the actuating element a
  • the coupling means comprise a rack, which is mounted linearly movable.
  • the rack may have multiple teeth. However, in a simple embodiment, it can also comprise only one tooth.
  • the rack is in particular coupled to the actuating element.
  • the actuating element and the rack are made in one piece.
  • the rack on its free end, for example, a button as an actuator.
  • the rack and the actuator may alternatively be made in two parts and be releasably or permanently connected to each other.
  • the coupling means further comprise a gear, which is rotatably mounted such that the gear and the rack engaged with each other can be brought.
  • the gear may have several teeth for this purpose. However, in a simple embodiment, it can also be provided with only one tooth.
  • the mutually corresponding teeth of the gear and the rack cause that upon manual actuation, the linear movement of the actuating element is converted into a pivoting movement of the locking element.
  • the teeth of the gear and the rack roll off each other, which has the advantage that there is essentially no friction.
  • the gear is in particular coupled to the locking element.
  • This can for example be realized in that the locking element and the gear are made in one piece.
  • the rack on its free end, for example, a button as an actuator.
  • the gear and the locking element may alternatively be designed in two parts and be releasably or permanently connected to each other.
  • this comprises a spring element with which the locking element can be brought into locking engagement and is held in locking engagement.
  • the spring element is biased such that the locking element is held by the action of the spring force in its locking position.
  • Hand tool usually with mutually corresponding guide means, e.g. Guide grooves and guide ribs, provided.
  • the battery pack is inserted along the guide means in the pack receptacle of a hand tool.
  • the locking element When inserting the battery pack, the locking element by a corresponding contact surface on the
  • Hand tool automatically pressed into its release position against the spring force. If the battery pack is completely inserted into the pack receptacle and is in its intended for operation end position, the locking element is pressed due to the spring force in its locking position in a corresponding locking receptacle in the power tool. To bring the locking element in its release position, must be applied by means of the actuating element force against the spring force of the spring element. The operator then holds the actuator pressed until the battery pack has been moved far enough out of its end position that the locking element can not automatically engage in the locking receptacle of the power tool. The battery pack can then be completely removed from the battery pack holder.
  • the spring element is a leg spring. It has compared to other commonly used spring elements, such as coil spring, coil spring,
  • Leaf spring a flat characteristic.
  • other types of spring elements may alternatively be used.
  • the locking device according to the invention can be provided in a battery pack. Accordingly, another object of the
  • a battery pack containing at least one locking device according to the invention.
  • the locking element of the battery pack is engaged with a corresponding receptacle in the power tool or the
  • the locking device according to the invention may also be provided in a hand tool. Accordingly, also forms a hand tool, which at least one inventive
  • Locking device contains, a further object of the invention.
  • a battery pack or other releasably connectable component, e.g. an illumination device, a tool holder (Bit Depot), on a hand tool
  • the locking element of the power tool is brought into engagement with a corresponding receptacle in the battery pack.
  • Figure 2a shows a battery pack with a locking device according to the invention in the locking position in cross section
  • FIG. 2b shows the battery pack according to FIG. 2a in the release position in cross section
  • FIG. 3 shows the locking device according to Fig. 2 with a spring element
  • Figure 4 shows an inside of a housing element of the battery pack according to Fig. 2 in a perspective view.
  • the schematic representation of Fig. Ia, Ib shows essential elements of a locking device according to the invention 1.
  • the locking device 1 comprises at least one lock-engageable locking member 10 and at least one acting on the locking element 10th
  • Actuator 20 The actuator 20 and the locking member 10 are thus formed in two parts.
  • the actuating element 20 is mounted linearly movable, which is indicated in Fig. Ia by the provided with the reference numeral 21 double arrow.
  • the locking element 10, however, is pivotally mounted, which is indicated in Fig. Ia by the provided with the reference numeral 11 double arrow. The movement of the actuating element 20 and that of the locking element 10 are thus separated from each other and have different directions of movement.
  • Fig. Ia shows the locking element 10 in the locked position
  • Fig. Ib shows the locking element 10 in the release position.
  • the locking element 10 is transferred by a pivoting movement 11 about the pivot axis 12 from the locking position to the release position. This is done by the actuator 20 is actuated by an operator by a linear movement 21.
  • the Actuator 20 for manual disengagement of the locking member 10 is pushed to the right or pushed.
  • linear movement 21 can be converted into the pivoting movement 11, the actuating element 20 and the locking element 10 via
  • the coupling means comprise a rack 23 with a plurality of teeth 24.
  • the rack 23 is integral with the actuator 20 by an actuating button 25 is formed at the free end of the rack 23.
  • the coupling means further comprise a gear 13 with a plurality of teeth 14.
  • the gear 13 is rotatably supported about the pivot axis In this case, the rack 23 and the gear 13 are mounted to each other such that the teeth 14 of the gear 13 and the teeth 24 of the rack 23 are engaged with each other.
  • the gear 13 in turn is connected to the locking element 10.
  • Actuator 20 is moved to the right in Fig. 1, with the aid of the coupling means 13, 14, 23, 24, the locking member 10 is pivoted counterclockwise down by the teeth 14, 24 roll against each other.
  • the locking device 1 of the invention is particularly suitable for locking a battery pack 2 on a hand tool (not shown).
  • the locking element 1 is engaged with a corresponding receptacle in the
  • the locking device 1 is accommodated in the housing or housing element 30 of the battery pack 2.
  • the housing 30 also receives a plurality of battery cells 31.
  • the rack 23 has only one tooth 24 in the embodiment shown in FIG. 2-4.
  • the locking element 10 comprises analogous to the embodiment of FIG. 1, a gear 13 with a tooth 14.
  • the locking element 10 is pivotally mounted about the pivot axis 12.
  • FIG. 2 a shows the locking element 10 in the locking position
  • FIG. 2 b shows the locking element 10 in the release position.
  • the locking element 10 is held in its locking position by a spring element 15 in the form of a leg spring. To the locking element 10 in his
  • Actuator 20 to the right causes the pivotally mounted locking element 10 is pivoted downwards counterclockwise.
  • the outer surface 16 of the locking element forms a flat surface with the outer surface 36 of the housing 30.
  • a lug 17 is formed on the locking element for safe guidance of the locking element 10. If the locking element 10 is pivoted into its release position, the nose 17 engages through an exception 27 in the actuating element 20 therethrough.
  • the locking position thus forms due to the spring force of the
  • the locking element 10 advantageously automatically engages in a corresponding receptacle of a hand tool (not shown).
  • the battery pack 2 and the hand-held power tool are usually provided with corresponding guide means, e.g. Guide grooves and guide ribs, (not shown) provided.
  • the battery pack 2 is introduced along the guide means in the pack receptacle of a hand tool.
  • the locking element 10 is automatically by a corresponding contact surface on the power tool in his
  • the battery pack 2 can be completely removed from the battery pack receptacle.
  • FIG 4 shows a perspective illustration of the inside of the housing element 30 of the battery pack 2 with the locking device 1.
  • the actuating element 20 with the rack 23, the tooth 24 and the actuating button 25 can be seen.
  • the locking element 10 can be seen, which couples by means of the tooth 14 with the actuating element 20.
  • the spring element 15 ensures that the locking element 10 is held in its locking position.
  • the linear movement 21 of the actuating element 20 has a further advantage, which can be seen in FIGS. 2a, 2b.
  • a substantially constant gap 32 is formed between the actuating button 25 and the housing element 30 surrounding the actuating button.
  • a constantly wide gap 32 can be better protected against ingress of dirt and dust particles than a gap whose width changes during movement.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

L'invention concerne un dispositif de verrouillage, en particulier pour le verrouillage d'une machine-outil portative et d'un pack à accumulateurs, dispositif comprenant au moins un élément de verrouillage (10) pouvant être amené en engagement de verrouillage, et au moins un élément d'actionnement (20) agissant sur l'élément de verrouillage (10), caractérisé en ce que l'élément d'actionnement (20) est mobile linéairement, et en ce que l'élément de verrouillage (10) est monté pivotant.
PCT/EP2008/063716 2008-10-13 2008-10-13 Dispositif de verrouillage WO2010043244A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/EP2008/063716 WO2010043244A1 (fr) 2008-10-13 2008-10-13 Dispositif de verrouillage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2008/063716 WO2010043244A1 (fr) 2008-10-13 2008-10-13 Dispositif de verrouillage

Publications (1)

Publication Number Publication Date
WO2010043244A1 true WO2010043244A1 (fr) 2010-04-22

Family

ID=40433925

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2008/063716 WO2010043244A1 (fr) 2008-10-13 2008-10-13 Dispositif de verrouillage

Country Status (1)

Country Link
WO (1) WO2010043244A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2695708A3 (fr) * 2012-08-08 2014-07-02 Robert Bosch Gmbh Outil manuel électrique avec élément de commande discret
DE102023201148A1 (de) 2023-01-12 2024-07-18 Robert Bosch Gesellschaft mit beschränkter Haftung Elektrogerät mit einer Akkupackschnittstelle

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020011819A1 (en) * 1998-08-13 2002-01-31 Watson James B. Cordless power tool system
GB2380761A (en) * 2001-10-09 2003-04-16 B & Q Plc Electrical appliance with a removable power source
EP1459853A1 (fr) * 2003-03-19 2004-09-22 Societe De Prospection Et D'inventions Techniques Spit Outil à main électrique
US20060055369A1 (en) * 2004-09-10 2006-03-16 Achim Duesselberg Device for locking an electric tool with a rechargeable battery pack
EP1683608A1 (fr) * 2005-01-24 2006-07-26 Techtronic Industries Co., Ltd. Mécanisme d'éjection de batterie du type coulisseau
EP1787763A2 (fr) * 2005-11-17 2007-05-23 Matsushita Electric Works, Ltd. Outil électrique
DE202007014418U1 (de) * 2007-09-21 2007-12-06 Robert Bosch Gmbh Verriegelungsvorrichtung
US20070277987A1 (en) * 2006-05-26 2007-12-06 Meyer Gary D Power tool, battery pack, and method of operating the same
DE102006050816A1 (de) * 2006-10-27 2008-04-30 Robert Bosch Gmbh Elektrohandwerkzeugmaschine

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020011819A1 (en) * 1998-08-13 2002-01-31 Watson James B. Cordless power tool system
GB2380761A (en) * 2001-10-09 2003-04-16 B & Q Plc Electrical appliance with a removable power source
EP1459853A1 (fr) * 2003-03-19 2004-09-22 Societe De Prospection Et D'inventions Techniques Spit Outil à main électrique
US20060055369A1 (en) * 2004-09-10 2006-03-16 Achim Duesselberg Device for locking an electric tool with a rechargeable battery pack
EP1683608A1 (fr) * 2005-01-24 2006-07-26 Techtronic Industries Co., Ltd. Mécanisme d'éjection de batterie du type coulisseau
EP1787763A2 (fr) * 2005-11-17 2007-05-23 Matsushita Electric Works, Ltd. Outil électrique
US20070277987A1 (en) * 2006-05-26 2007-12-06 Meyer Gary D Power tool, battery pack, and method of operating the same
DE102006050816A1 (de) * 2006-10-27 2008-04-30 Robert Bosch Gmbh Elektrohandwerkzeugmaschine
DE202007014418U1 (de) * 2007-09-21 2007-12-06 Robert Bosch Gmbh Verriegelungsvorrichtung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2695708A3 (fr) * 2012-08-08 2014-07-02 Robert Bosch Gmbh Outil manuel électrique avec élément de commande discret
US9812933B2 (en) 2012-08-08 2017-11-07 Robert Bosch Gmbh Electric hand tool having a discrete operating element
DE102023201148A1 (de) 2023-01-12 2024-07-18 Robert Bosch Gesellschaft mit beschränkter Haftung Elektrogerät mit einer Akkupackschnittstelle

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