EP1774607A2 - Battery pack and electric hand machine tool - Google Patents
Battery pack and electric hand machine toolInfo
- Publication number
- EP1774607A2 EP1774607A2 EP05752512A EP05752512A EP1774607A2 EP 1774607 A2 EP1774607 A2 EP 1774607A2 EP 05752512 A EP05752512 A EP 05752512A EP 05752512 A EP05752512 A EP 05752512A EP 1774607 A2 EP1774607 A2 EP 1774607A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- battery pack
- electric hand
- hand tool
- tool
- electric
- 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- Withdrawn
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
- B25F5/02—Construction of casings, bodies or handles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/209—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- a replaceable battery pack will serve as the power supplier for a stand-alone power hand tool, such as a power tool. a cordless drill or a cordless hammer drill. Such a battery pack has rechargeable batteries as batteries. The electrical contact between battery pack and
- Electric hand tool machine is done via suitable contacting means which produce the necessary electrical contact with the electric power tool in the installed state of the battery pack. Is the energy of the battery pack consumed by pressing the electric power tool, the battery pack used is removed and recharged, for example, the electrical household network for reuse.
- the battery pack and the electric power tool are known to be designed so that an import and removal of the battery pack are easily and quickly possible.
- a battery pack which can be fastened to the electric hand-held power tool at the bottom of the handle region at a common working position of the electric hand-held power tool with a forward-facing machining direction viewed by an operator.
- an electric hand tool machine which has a vertically downwardly opened battery pack receiving compartment, which allows an import and removal of the battery pack in the vertical direction in a common working posture.
- a battery pack which is provided for attachment outside a front side of a handle portion, in the processing direction after a handle. To change the battery pack, the holding hand remains on the handle portion of the electric power tool while the free hand moves an actuator disposed on the battery pack. As a result, the attachment of the battery pack is released. It falls into the free hand or it can be removed with the free hand.
- a replaceable battery pack for an electric hand tool machine which is designed for attachment outside a front side of a handle portion of the electric power tool, with a contacting means, via which an electrical contact with the electric hand tool machine can be produced, and with a fastening means for releasable attachment to the electric hand tool, wherein the battery pack is provided substantially for attachment in and / or counter to a processing direction of the electric power tool and the fastening means is designed as a holding means for receiving a locking means of the electric power tool.
- a "locking means” is understood in particular to mean a device which has at least one movable, preferably movably mounted element comprises, for example, a movable by an elastic deformation or a pivotally and / or displaceably mounted element, etc., and a "Ha.lte ⁇ iittel ⁇ is to be understood in particular a means comprising at least one immovable element, such as an extension and / or a recess, etc.
- the specified battery pack is intended to be mounted outside the front of the handle portion. This can be done via a sliding, clamping and / or screw holder. Also, the battery pack can be inserted into a battery pack receptacle. Due to the arrangement outside the front side almost any predetermined weight distribution or shaping of the power tool can be achieved. It will be an advantageous
- the battery pack can advantageously be designed free of an actuating element for releasing the attachment with the electric hand tool and it can be a particularly convenient assembly and disassembly of the battery pack can be achieved.
- the specified battery pack can be produced more cost-effectively compared to the prior art, since it can be carried out with fewer components.
- By the displacement of the locking means or the actuating means of a replacement and replacement part on the electric power tool further reduces the cost of the overall system.
- At least one and preferably several pockets are provided as holding means. This configuration simply allows a large support surface and a secure Locking the battery pack with the
- the pockets can also be designed as ventilation slots at the same time, so that the batteries are thereby cooled when charging the battery pack in a charger.
- the contacting means is arranged in the direction of insertion before the fastener.
- a front end of the battery pack which can be inserted into the electric hand tool machine can then be connected in a simple and secure manner via the fastening means to a battery pack fastening means of the electric hand tool machine.
- this arrangement allows a space-saving arrangement of the battery pack attachment means in the electric power tool.
- Handle region is arranged and the battery pack fastening means is designed as a locking means, which in its holding position in a
- Holding means of the battery pack engages.
- the invention allows an ergonomic design of the electric power tool and a particularly convenient assembly and disassembly. Due to the arrangement of the battery pack receptacle outside the front page can be independent of the type of power hand tool a desired weight distribution can be achieved on the device.
- the battery pack receptacle can be designed to produce a sliding, clamping and / or screw connection.
- the battery pack fastening means is designed as a locking means which engages in its holding position in a holding means of the battery pack, a particularly cost-effective design can be achieved because a technically complicated, because in particular movable part of a fastener of the battery pack, the replacement and Represents replacement part to the electric hand tool machine is displaced. Further, this embodiment is less susceptible to interference, since the complete fastening means, consisting of the holding means of the battery pack and a locking means of the electric power tool, essentially only two parts, namely a bolt and a spring, can be advantageously produced.
- the engagement of the locking means in the holding means can be achieved, for example, by a mechanical
- the locking means When inserting the battery pack, the locking means is first mechanically deflected against the spring force to then lock in the holding position. To release the attachment, the locking means must be moved against the bias.
- any other bias such as magnetic or electrical type, conceivable.
- the battery pack receptacle is designed as a battery pack receiving compartment into which at least a part of the battery pack can be received.
- the battery pack is protected from contamination. Also a through unintentional loosening of the attachment caused falling of the battery pack is difficult. Occupational safety is increased.
- the battery pack receptacle is aligned horizontally in the usual working attitude substantially.
- a working attitude is to be understood in this context under common working posture, in which the machining direction is at least substantially, i. +/- 20 °, and preferably +/- 10 °, parallel to a horizontal plane.
- Battery pack receiving compartment The weight of the battery pack is in most cases the
- Electric hand tool not on the fixture. In common working position of the electric hand tool both an import and an export of the battery pack in a substantially horizontal direction are possible.
- the battery pack receptacle is opened forward.
- the machining direction is that direction in which the force exerted by the electric hand tool shows force, for example, in a drilling machine, the direction in which the drill progresses, such an orientation allows an ergonomic sense Operation of the
- the fastener is arranged in the insertion direction at the rear end of the battery pack receptacle.
- the front end of the battery pack which can be inserted into the electric hand tool machine can then be connected in a simple and secure manner via the fastening means to a battery pack fastening means of the electric hand tool machine.
- this arrangement allows a space-saving arrangement of the battery pack attachment means in the electric power tool. It is advantageous if the battery pack contacting means is arranged in the insertion direction between a front end and a rear end of the battery pack receptacle.
- the locking means comprises a guided sliding latch.
- This mechanical design allows safe, low-wear and comfortable movement or actuation of the locking means.
- the leadership of the sliding latch can easily by suitable guide means in the two
- Half shells of the electric hand machine tool housing of the electric hand tool machine can be effected.
- the actuating element is guided on an underside on the outside of the housing, whereby simply an advantageous symmetrical configuration can be achieved.
- the handle area itself, it offers ergonomic points of view, this viewed in the machining direction in front of the
- Hand tool machines with a pistol-type and in particular hand-held power tools without pistol shape such as a hedge trimmer, an angle grinder or a polishing machine, etc.
- FIG. 1 in a half-opened view a tik ⁇ independent rotary hammer with horizontally lying battery pack and Fig. 2 in an exploded view
- Battery pack fastener with a sliding latch and the detachably connectable battery pack.
- the hammer drill 10 comprises a drive part 12 which drives a chuck 14, and a handle portion 16 with a switch 18 arranged there for actuating the hammer drill 10.
- the hammer 10 with overhead drive part 12 is held so that its machining direction 19, ie that direction in which the applied force points forward from an operator.
- the machining direction 19 is parallel to a horizontal plane.
- the hammer drill 10 is a in a conventional working attitude substantially horizontally extending, a battery pack receiving forming battery pack receptacle 20 with a bottom part 54, in which, by the half-open view clearly visible, a battery pack 22 with a front end 24 and a rear end 26 is introduced against the processing direction 19.
- the bottom portion 54 of the battery pack receiving compartment 20 could also be made shortened in the processing direction 19, so that the battery pack 22 only at its the switch 18 facing the front end 24, for example via an indicated projection 56 on the same, and at its side facing away from the switch 18 rear end 26th on a housing part is supported at least horizontally downwards in the illustrated orientation, whereby the cost of materials could be reduced.
- the front end 24 has - not fully visible - three molded pockets 28, which serve for attachment to the hammer drill 10.
- a contacting means 30 located behind the pockets 28 is a contacting means 30 designed as a metallic rail, which is electrically connected to accumulators 32 arranged in the battery pack 22.
- the contacting means 30 is electrically contacted via a battery pack contacting means 34 formed by a clamping contact and via a connection cable 36 connected thereto to the drive of the hammer drill 10.
- the Batteriepackitch istsstoff 34 is disposed in the insertion direction, which extends opposite to the processing direction 19, between the front end and the rear end of the battery pack receiving the battery pack receiving compartment 20.
- the shape of the battery pack 22 is adapted to a housing of the hammer drill 10.
- the battery pack receiving compartment 20 is arranged in the processing direction 19 after the handle portion 16 of the hammer drill 10 and opened to the front.
- Locking means 40 arranged.
- the locking means 40 comprises a sliding latch 42, which is displaceable in guide members 43 formed out of the housing along the arrow 44.
- the sliding latch 42 is extended into an actuating element 46 and led out of the same in the lower handle region 16 on an underside of the housing.
- On the sliding bolt 42 engages a compression spring 48, which is supported on a likewise molded out of the housing holding frame 50. In this way, the compression spring 48 exerts on the sliding latch 42 a downwardly directed out of the housing force.
- the battery pack 22 If the battery pack 22 is inserted into the battery pack receiving compartment 20 of the hammer drill 10, it slides due to the bevel of the pockets 28 and the engaging part of the sliding latch 42 against the force of the compression spring 48 in the illustration shown initially upwards. When advancing the battery pack 22 finally engages the engaging portion of the sliding latch 42 in the pockets 28 of the front end 24 of the battery pack 22 and provides a secure connection of the battery pack 22 with the hammer drill 10 ago. By pushing the actuating element 46, the sliding latch 42 is pushed upwards, whereby the connection with the battery pack 22 is released. The battery pack 22 can then be removed with the free hand, while the holding hand on the handle portion 16 of the hammer drill 10 remains.
- the locking means 40 shown in FIG. 1 together with the battery pack 22 are again shown in an exploded view in FIG. It can be clearly seen the sliding bolt 42 and the compression spring 48, which is supported on the support frame 50.
- the engaging portion of the sliding latch 42 has a total of three nubs 52 which engage after insertion of the battery pack 22 in the there formed at the top of three pockets 28 and thereby establish a secure releasable connection.
- the battery pack 22 clearly shows the metal-rail-shaped contacting means 30 and the individual accumulators 32.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Computer Hardware Design (AREA)
- Battery Mounting, Suspending (AREA)
- Portable Power Tools In General (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004036588A DE102004036588A1 (en) | 2004-07-28 | 2004-07-28 | Bateriepack and electric hand tool machine |
PCT/EP2005/052851 WO2006010676A2 (en) | 2004-07-28 | 2005-06-20 | Battery pack and electric hand machine tool |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1774607A2 true EP1774607A2 (en) | 2007-04-18 |
Family
ID=35534464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05752512A Withdrawn EP1774607A2 (en) | 2004-07-28 | 2005-06-20 | Battery pack and electric hand machine tool |
Country Status (6)
Country | Link |
---|---|
US (1) | US20080211327A1 (en) |
EP (1) | EP1774607A2 (en) |
JP (1) | JP2008507421A (en) |
CN (1) | CN1989635A (en) |
DE (1) | DE102004036588A1 (en) |
WO (1) | WO2006010676A2 (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006018072B4 (en) | 2006-04-10 | 2016-08-11 | Andreas Stihl Ag & Co. Kg | hedge clippers |
DE102006050816B4 (en) * | 2006-10-27 | 2015-10-22 | Robert Bosch Gmbh | Electric hand tool |
TW200830603A (en) * | 2007-01-11 | 2008-07-16 | Mobiletron Electronics Co Ltd | Battery of power tool |
CN103240713B (en) * | 2012-02-06 | 2016-07-27 | 苏州宝时得电动工具有限公司 | Electric hand tool |
WO2013139372A1 (en) | 2012-03-19 | 2013-09-26 | Husqvarna Ab | Power adapter for cordless power tools |
CN104303331A (en) | 2012-03-19 | 2015-01-21 | 胡斯华纳有限公司 | Carrier system for a backpack energy source, energy source and backpack energy source assembly |
CN102729224B (en) * | 2012-07-05 | 2016-04-27 | 南京德朔实业有限公司 | There is the electric tool of auxiliary bouncing out battery packet function |
NZ715528A (en) * | 2013-06-26 | 2020-03-27 | Techtronic Power Tools Tech Ltd | Battery pack,tool battery and battery operated tool |
CN107251264B (en) | 2014-11-26 | 2020-10-13 | 创科实业有限公司 | Battery pack |
DE102015122844A1 (en) * | 2015-12-27 | 2017-06-29 | Faro Technologies, Inc. | 3D measuring device with battery pack |
DE102017129619A1 (en) * | 2017-12-12 | 2019-06-13 | Metabowerke Gmbh | Device for locking a battery pack |
TWM612458U (en) | 2019-03-12 | 2021-06-01 | 美商米沃奇電子工具公司 | Power tool |
CN110535069A (en) * | 2019-09-10 | 2019-12-03 | 苏州工一链机电科技有限公司 | A kind of threader airframe structure |
WO2024149741A1 (en) * | 2023-01-12 | 2024-07-18 | Robert Bosch Gmbh | Electrical device with a rechargeable battery pack interface |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9002514U1 (en) * | 1990-03-03 | 1991-06-27 | Robert Bosch Gmbh, 7000 Stuttgart | Battery-operated drill and/or hammer drill |
DE19521423B4 (en) * | 1995-06-14 | 2006-08-31 | Robert Bosch Gmbh | Hand tool with battery-powered drive motor and battery assembly for such a hand tool |
US5589288A (en) * | 1995-07-31 | 1996-12-31 | Black & Decker, Inc. | Cordless power tool having a push button battery release arrangement |
US6357534B1 (en) * | 1998-04-20 | 2002-03-19 | Illinois Tool Works Inc | Battery pack latching assembly for fastener driving tool |
DE19905086A1 (en) * | 1999-01-29 | 2000-08-03 | Black & Decker Inc N D Ges D S | Battery operated, hand-held power tool |
DK1205582T3 (en) * | 2000-11-11 | 2008-11-24 | Enthone | Process for electrolytic separation from a chromium-containing solution |
-
2004
- 2004-07-28 DE DE102004036588A patent/DE102004036588A1/en not_active Withdrawn
-
2005
- 2005-06-20 WO PCT/EP2005/052851 patent/WO2006010676A2/en active Application Filing
- 2005-06-20 CN CNA2005800251259A patent/CN1989635A/en active Pending
- 2005-06-20 EP EP05752512A patent/EP1774607A2/en not_active Withdrawn
- 2005-06-20 JP JP2007523051A patent/JP2008507421A/en not_active Withdrawn
- 2005-06-20 US US11/578,015 patent/US20080211327A1/en not_active Abandoned
Non-Patent Citations (1)
Title |
---|
See references of WO2006010676A2 * |
Also Published As
Publication number | Publication date |
---|---|
DE102004036588A1 (en) | 2006-03-23 |
US20080211327A1 (en) | 2008-09-04 |
JP2008507421A (en) | 2008-03-13 |
CN1989635A (en) | 2007-06-27 |
WO2006010676A3 (en) | 2006-10-12 |
WO2006010676A2 (en) | 2006-02-02 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
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AX | Request for extension of the european patent |
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17P | Request for examination filed |
Effective date: 20070412 |
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Designated state(s): DE FR GB |
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DAX | Request for extension of the european patent (deleted) | ||
RBV | Designated contracting states (corrected) |
Designated state(s): DE FR GB |
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17Q | First examination report despatched |
Effective date: 20080513 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20090716 |