WO2005053915A2 - Outil portatif électrique autonome de puissance - Google Patents
Outil portatif électrique autonome de puissance Download PDFInfo
- Publication number
- WO2005053915A2 WO2005053915A2 PCT/FR2004/002946 FR2004002946W WO2005053915A2 WO 2005053915 A2 WO2005053915 A2 WO 2005053915A2 FR 2004002946 W FR2004002946 W FR 2004002946W WO 2005053915 A2 WO2005053915 A2 WO 2005053915A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery
- assembly according
- processing unit
- electric tool
- voltage
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 claims abstract description 26
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 25
- 238000000429 assembly Methods 0.000 claims abstract description 9
- 235000013399 edible fruits Nutrition 0.000 claims abstract description 4
- 238000003306 harvesting Methods 0.000 claims abstract description 3
- 238000012545 processing Methods 0.000 claims description 39
- 238000005259 measurement Methods 0.000 claims description 31
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 24
- 229910052744 lithium Inorganic materials 0.000 claims description 24
- 238000003860 storage Methods 0.000 claims description 13
- 230000001276 controlling effect Effects 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 6
- 230000006870 function Effects 0.000 claims description 6
- 230000000007 visual effect Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000011156 evaluation Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 206010063493 Premature ageing Diseases 0.000 claims description 2
- 208000032038 Premature aging Diseases 0.000 claims description 2
- 230000003213 activating effect Effects 0.000 claims description 2
- 230000003321 amplification Effects 0.000 claims description 2
- 238000004364 calculation method Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000013138 pruning Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000012546 transfer Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 1
- 238000007726 management method Methods 0.000 description 12
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052987 metal hydride Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- -1 nickel metal hydride Chemical class 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 244000045947 parasite Species 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
- A01G3/02—Secateurs; Flower or fruit shears
- A01G3/033—Secateurs; Flower or fruit shears having motor-driven blades
- A01G3/037—Secateurs; Flower or fruit shears having motor-driven blades the driving means being an electric motor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the present invention relates to the field of apparatus and instruments with autonomous energy sources, more particularly autonomous power portable electric tools, and relates to a set of tools of the aforementioned type with lithium-ion or lithium polymer battery.
- the term "tool” generally means an apparatus or instrument capable of facilitating the physical action of an operator in the execution of a material task or of performing said task under the control of the operator.
- tool assembly is meant a tool with its autonomous energy source and the means of supplying the latter.
- tools already produced by the applicant include: electronic pruners for pruning fruit trees and vines, plant attachers and fruit harvesting tools.
- Such power portable tools are essentially distinguished from comparable tools actuated by hydraulic, pneumatic or electric energy sources by the fact that they are autonomous and independent of any external energy source, which allows the operator to be completely free to move. They are also distinguished from autonomous power tools powered by a heat engine, by the absence of pollution, bad odors, vibrations and noise during their operation and by their reliability of use. It has also been demonstrated that the use of these tools generates unprecedented comfort of use, due to their silence and flexibility.
- Such autonomous portable power tools generally comprise at least three distinct functional sub-assemblies, namely a first sub-assembly forming an electric actuator and generating the mechanical action of the tool, a second sub-assembly forming an energy source.
- the advent and development of these tools are mainly linked to two technical factors: - on the one hand, the arrival on the market of new types of batteries with a better capacity / weight ratio, - on the other hand, the development very high efficiency electric motor technologies.
- the batteries currently used on the tools cited in the example are of the nickel cadmium type or of the nickel metal hydride type. They have an energy capacity of around 30 to 50 watt hours per kilo.
- the invention aims, for this purpose, to use the emerging technology of lithium-ion and lithium polymer batteries in the context of autonomous and portable power tools.
- these batteries are currently frequently used in mobile phones, camcorders and portable computers, they are not yet used in the applications of power tools, in particular of power, taking into account the difficulties encountered in their implementation in this application.
- they offer capacity / weight ratios of 150 to 200 watt hours per kilo, which would make it possible to triple or even quadruple the power or the duration of use of these power tools, compared to their current possibilities with nickel cadmium batteries. or nickel metal hydride.
- nickel metal hydride nickel metal hydride
- the lithium-ion and lithium polymer elements cannot by nature deliver a large current and therefore require the coupling of the basic elements in series, so as to obtain high voltages, thereby allowing the supply of substantial powers. despite a weak current.
- the lithium-ion and lithium polymer elements cannot by nature deliver a large current and therefore require the coupling of the basic elements in series, so as to obtain high voltages, thereby allowing the supply of substantial powers. despite a weak current.
- the lithium-ion and lithium polymer elements cannot by nature deliver a large current and therefore require the coupling of the basic elements in series, so as to obtain high voltages, thereby allowing the supply of substantial powers. despite a weak current.
- the batteries generally comprise at most four elements associated in series, the control of which in charge and in discharge is not very complex and relatively easy to implement.
- the object of the present invention is to find a solution to the problem set out above.
- the present invention relates to an autonomous portable power tool assembly of the aforementioned type, that is to say comprising at least the three functional sub-assemblies mentioned above, said tool assembly being characterized in that: the second sub-assembly is portable by the operator and consists, on the one hand, of a lithium-ion or lithium polymer electrochemical battery formed by association of more than four cells in series, each cell being composed of one or more cells elements in parallel and, on the other hand, by a battery monitoring and control module, preferably in the form of an electronic device located in the immediate vicinity of said battery and ensuring maximum capacity over time and in a controlled manner battery and optimal use of the tool; the first sub-assembly is subjected during its operation to a control by a current limitation system suitable for preserving the lithium-ion or lithium polymer battery from which it draws energy; the third sub-assembly consists at least of an electrical power source whose voltage and current are suitable for recharging the lithium-ion or lithium polymer battery.
- FIG. 1 is a perspective view of a tool assembly according to the invention, in the form of a pruner, during a charging phase
- Figure 2 is a perspective view of the tool assembly of Figure 1 during use by an operator
- Figure 3 is a block diagram of the second functional sub-assembly forming part of the tool assembly
- Figure 4 is an electronic block diagram of certain components of the second sub-assembly shown in Figure 3.
- FIGS. 1 is a perspective view of a tool assembly according to the invention, in the form of a pruner, during a charging phase
- Figure 2 is a perspective view of the tool assembly of Figure 1 during use by an operator
- Figure 3 is a block diagram of the second functional sub-assembly forming part of the tool assembly
- Figure 4 is an electronic block diagram of certain components of the second sub-assembly shown in Figure 3.
- the autonomous portable power tool assembly 1 comprises at least three distinct functional subassemblies 2, 3 and 4, namely a first subassembly 2 forming an electric actuator and generating the mechanical action of the tool, a second sub-assembly 3 forming an electrical energy source and essentially comprising a rechargeable electrochemical battery 5 and a third sub-assembly 4 forming a charger capable of effecting the controlled recharging of the battery 5.
- the second or second subassembly 3 is portable by the operator and consists, on the one hand, of an electrochemical battery 5 lithium-ion or lithium polymer re formed by association of more than four cells 6 in series, each cell being composed of an element or of several elements in parallel and, on the other hand, by a module 7 for controlling and commanding the battery 5, preferably under the form of an electronic device located in the immediate vicinity of said battery 5 and ensuring over time and in a controlled manner a maximum capacity of the battery and an optimal use of the tool.
- the first sub-assembly 2 is subjected during its operation to a control by a current limitation system 8 adapted to preserve the lithium-ion or lithium polymer battery 5 from which it draws energy and the third sub-assembly 4 consists at least of an electrical power source whose voltage and current are suitable for recharging the lithium battery -ion or lithium polymer 5.
- a current limitation system 8 adapted to preserve the lithium-ion or lithium polymer battery 5 from which it draws energy
- the third sub-assembly 4 consists at least of an electrical power source whose voltage and current are suitable for recharging the lithium battery -ion or lithium polymer 5.
- the second and third sub-assemblies 3 and 4 can be in the form of a single unit integrating said two sub-assemblies 3 and 4 or in the form of two separate physical modules, interconnected during the charging phases. This last variant embodiment will of course be preferred in the context of the present invention, in order to reduce the load to be carried by the user.
- the module 7 for electronic control and command of the battery 5 of the second sub-assembly 3 is in the form of an electronic card and comprises at least one digital processing unit 9 , such as for example a microprocessor, microcontroller, a digital signal processor, associated with a memory and with auxiliary circuits, able together to fulfill at least some, and preferably all the tasks of the following group of tasks formed by: the management of charging, discharging management, balancing the charge of each cell 6, evaluating and displaying the battery capacity 5, discharging protection of the battery 5 overcurrent during the use of the tool, the management of the tool during the storage phases, the management of alarms, the management and transmission of the information collected, the management of diagnostics.
- a digital processing unit 9 such as for example a microprocessor, microcontroller, a digital signal processor, associated with a memory and with auxiliary circuits, able together to fulfill at least some, and preferably all the tasks of the following group of tasks formed by: the management of charging, discharging management, balancing the charge of
- the execution of these different tasks is triggered and controlled by the digital processing unit 9 under the command and control of a program for managing the operation of the tool assembly 1, in taking into account the user commands and the values of different parameters measured at the level of the second sub-assembly 3, as well as possibly at the level of the first and / or of the third sub-assembly (s) 2 and / or 4.
- the control and command module 7 continuously uses the measurement values of the voltage of each cell 6 making up the battery 5.
- the invention provides that, for a battery 5 formed of n cells 6 in series, the measurement values of the voltage of each cell 6 are supplied by an electronic acquisition chain 10 mainly consisting of n identical analog modules 11, mounted re spectrally across the n cells 6 of the battery 5 and able to measure the voltage of the corresponding cell 6 respectively, the voltage values measured by each of the n modules 11 then being routed, one after the other, by the through at least one analog multiplexer 12 and after amplification by a suitable circuit 13 to an analog / digital input converter 9 ′ of the digital processing unit 9 forming part of the control and command module 7.
- the converter 9 ' can either be integrated into the unit 9, or form a separate circuit from the latter.
- the command and control module 7 performs a sequential or cyclic scanning of the voltages of the different cells 6, causing a high frequency refresh of the voltage data for each cell 6 available at level of unit 9, thus allowing rapid taking into account and reaction following the occurrence of an abnormal voltage measurement value.
- the analog voltage measurement modules 11 perform respectively for each cell 6 a subtraction between the voltage measured at its positive terminal and the voltage measured at its negative terminal, this by means of a montage electronic differential with operational amplifier 11 'using 11 "resistors or resistive input elements.
- each voltage measurement module 11 includes resistors or resistive input elements 11 ′′ with an impedance close to or greater than 1 Mohm, so as to obtain very low leakage currents and for example, but not limited to, less than l / 20,000 th per hour of the total capacity of the battery 5, the measurement values of the voltage of each cell 6 being preferably delivered with a measurement accuracy of at least 50 mV.
- the measurement accuracy of the desired voltage is obtained by calibration during the manufacture of the electronic card of the battery control and command module 7 , making it possible to individually compensate for analog voltage measurement errors 11.
- This calibration can, for example, consist of introducing by programming into the digital processing unit 9, for each voltage measurement module 11, error correcting parameters function of the measurement of one or more very precise reference voltages, which one substitutes for this calibration operation with the voltages normally measured at the terminals of each cell 6.
- the analog / digital converter 9 In order to allow to deliver to the unit 9 a signal measurement with the required precision, the analog / digital converter 9 'will provide at least ten significant bits as output.
- the task of balancing the load of the cells 6 with respect to each other is managed by the digital processing unit 9 which controls on the basis of the voltage measurement values of each cell 6, and if necessary for each of them, the evolution of the load current via dissipating circuits based on electronic switches 14 associated with resistive elements 14 ′.
- the task of managing the discharge consists in permanently examining the data of the voltage of each cell 6 via the digital processing unit 9, in interrupting the discharge when the latter detects that one of these cell voltages 6 has reached the minimum discharge threshold recommended by the manufacturer of lithium-ion or lithium polymer elements and to cut off the discharge by deactivating the discharge switching component 15, leading thus when the tool 2 stops and by activating, for example, without limitation, an audible or visual alarm.
- the tasks of charge management, evaluation and display of the capacity of the battery 5 and protection in overcurrent during discharge are managed continuously by the digital processing unit 9 thanks to an analog electronic circuit 16 for measuring the charge and discharge current of the battery 5.
- the end of the charge is obtained by opening the switching component of the load 17 which is controlled by the digital processing unit 9 when, on the one hand, said unit 9 detects via the analog electronic circuit 16 for measuring the load current e t discharge a drop in the charging current to a recommended threshold, for example 50 mA, for battery 5 or that, on the other hand, the temperature of battery 5 exceeds an authorized limit value, for example 55 ° C, or else that the charge continues for a time greater than a given fraction of the theoretical charge time, for example about 20%.
- a recommended threshold for example 50 mA
- the temperature of battery 5 exceeds an authorized limit value, for example 55 ° C, or else that the charge continues for a time greater than a given fraction of the theoretical charge time, for example about 20%.
- the task of evaluating and displaying the capacity of the battery 5 is managed by the digital processing unit 9, the latter calculating said capacity taking into account permanently, during charging and during use. of the tool, on the one hand, the information of the instantaneous charge and discharge current of the battery 5 delivered by the analog electronic circuit for measuring the charge and discharge current 16 and, on the other hand, the values of voltage measurement of each cell 6 and, not obligatorily but for a more precise calculation, their known average internal resistance.
- the overcurrent protection task during the discharge of the battery 5 when the tool is used intended to protect the lithium-ion or lithium polymer battery from premature aging or excessive heating, consists in either cutting the discharge current in the event of a very large impulse exceeding the maximum discharge current admitted for the battery 5 or exceeding the maximum temperature limit authorized for the latter, ie limiting the discharge current as a function of the energy consumed by the tool for a certain sliding time, knowing that the value of the energy and the sliding time are experimentally predetermined as a function of the tool, its use and the lifespan sought for the lithium-ion or lithium battery polymer forming part of the second sub-assembly 3.
- the limitation of the discharge current is managed by the digital processing 9 by applying a pulse width modulation (PWM) command, generated either directly by said unit 9, or by a specialized component, through a control stage 18, to the discharge switching component 15 produced for example in the form of a component of the Mosfet N-channel type.
- PWM pulse width modulation
- the digital processing unit 9 automatically engages a storage management task which consists in checking whether the residual capacity of the battery 5 is whether or not greater than the storage capacity recommended by the manufacturer of lithium-ion or lithium polymer elements and, if the residual capacity is much greater than the storage capacity, to be triggered by the milking unit digital 9 automatic discharge of the battery using resistive circuits 14 ′ connected in parallel on each cell 6, until the storage capacity is reached, and therefore stopping all electronic circuits while putting the processing unit 9 on standby in low consumption mode and, if the capacity is less than the storage capacity, causing the digital processing unit 9 to trigger an audible and / or visual alarm.
- a storage management task which consists in checking whether the residual capacity of the battery 5 is whether or not greater than the storage capacity recommended by the manufacturer of lithium-ion or lithium polymer elements and, if the residual capacity is much greater than the storage capacity, to be triggered by the milking unit digital 9 automatic discharge of the battery using resistive circuits 14 ′ connected in parallel on each cell 6, until the storage capacity is reached, and therefore
- the digital processing unit 9 is able to detect the connection of the charger 4 under voltage to the battery 5 by means of a voltage measurement by the control and command module 7 to one at less of the terminals 20, preferably a positive terminal, of the second sub-assembly 3 intended to be connected to said charger 4.
- This function possibly carried out by means of a particular suitable measurement circuit 19, allows, as long as the tool is stored in the non-use phase, by detecting the moment when at least one cell 6 has reached the minimum voltage recommended by the manufacturer, thus triggering automatic recharging of the battery 5.
- the digital processing unit 9 which uses this information controls the stopping of the loads and triggers an audible and / or visual alarm.
- the pair of terminals 20 for connection to the charger 4 and the pair of terminals 20 for connection to the tool 2 have a common negative terminal connected to ground, but separate positive terminals, to each of which is coupled a component of switching 15 or 17 corresponding.
- the task of managing information and diagnostics can consist of storing in the memory of the digital processing unit 9 of the information acquired during the use of the tool such as for example: the number of recharges, the recording of the hours of use of the tool, the change in the capacity of the battery 5 in time, average energy consumed by the tool or the like, this information being able to be transmitted via a wired, radio frequency or infrared link 23 to a separate operating terminal, for example of the personal computer, assistant type electronic staff, GSM, possibly connected to the Internet.
- a separate operating terminal for example of the personal computer, assistant type electronic staff, GSM, possibly connected to the Internet.
- the control and command module 7 of the battery 5 forming part of the second sub-assembly 3 forming a source of electrical energy rechargeable can be combined with the control module and A i for electronic control of the actuator 2 on the same electronic card, if necessary with the use of the same digital processing unit 9.
- the digital circuit 9 will also include a means 24 for controlling the progress of the management management program. tool assembly 1 and orderly acquisition of the measured values, represented symbolically in FIG. 3. Command and control means for the actuator 2 are already known as such and will not be described further in the current. .
- the electronic control and command module 7 of the battery 5 may comprise for each cell 6 redundant load stop safety circuits 21, capable of controlling each one individually, in the event of. overvoltage of a cell 6, the general stopping of the load by directly deactivating the component 17 for switching the load without requesting the digital processing unit 9.
- the electronic control and command module 7 may include a redundant discharge stop circuit 21 ′, capable of controlling the stop of the discharge in the event of the detection of a discharge current equal to or greater than a maximum admissible value for the battery 5 by the analog electronic measurement circuit 16, by directly deactivating the discharge switching component 15 without requesting the digital processing unit 9.
- the third sub-assembly 4 forming a charger suitable for recharging the lithium-ion or lithium polymer battery 5 generates a voltage with a accuracy close to 0.5% and a regulated current, obtained by means of a specialized voltage and current regulation circuit. Such circuits are already known as such and do not require additional description.
- each functional sub-assembly 2, 3 and 4 is mounted (when the assemblies 3 and 4 are separate) in a clean protection and / or gripping box, which can be linked together in pairs by flexible disconnectable cables 22, 22 ′ for the transfer of energy and the transmission of control signals and / or control between said sub-assemblies 2, 3, 4.
- the charging of the battery 5 can be carried out with the cable 22 'connecting the sub-assemblies 2 and 3 together or not.
- the housing containing the first sub-assembly 2 will also carry the tool and will be shaped, at a part or less, ergonomically to allow easy, safe and comfortable gripping by the user.
- buttons or similar control members are preferably present partly at the level of the casing of the first subassembly 2 and partly at the level of the casing. of the second sub-assembly 3, depending on their type and the need to be accessible by the operator during the effective use of the tool assembly 1.
- the invention is not limited to embodiment described and shown in the accompanying drawings. Modifications remain possible, in particular from the point of view of the constitution of the various elements or by substitution of technical equivalents, without thereby departing from the scope of protection of the invention.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Battery Mounting, Suspending (AREA)
- Portable Power Tools In General (AREA)
- Sawing (AREA)
- Percussion Or Vibration Massage (AREA)
- Harvester Elements (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006540519A JP4949035B2 (ja) | 2003-11-20 | 2004-11-18 | 携帯用電源内蔵型工具 |
CA2546788A CA2546788C (fr) | 2003-11-20 | 2004-11-18 | Outil portatif electrique autonome de puissance |
EP04805483.7A EP1685636B2 (fr) | 2003-11-20 | 2004-11-18 | Outil portatif électrique autonome de puissance |
ES04805483.7T ES2607877T3 (es) | 2003-11-20 | 2004-11-18 | Herramienta portátil eléctrica autónoma de potencia |
BRPI0416048-7A BRPI0416048A (pt) | 2003-11-20 | 2004-11-18 | ferramenta portátil elétrica autÈnoma de potência |
US10/579,917 US7592773B2 (en) | 2003-11-20 | 2004-11-18 | Portable self-contained electric power tool |
CN200480034381XA CN1883096B (zh) | 2003-11-20 | 2004-11-18 | 便携式自持电源工具 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0313608A FR2862558B1 (fr) | 2003-11-20 | 2003-11-20 | Outil portatif electrique autonome de puissance |
FR0313608 | 2003-11-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005053915A2 true WO2005053915A2 (fr) | 2005-06-16 |
WO2005053915A3 WO2005053915A3 (fr) | 2005-07-21 |
Family
ID=34531147
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2004/002946 WO2005053915A2 (fr) | 2003-11-20 | 2004-11-18 | Outil portatif électrique autonome de puissance |
PCT/FR2004/002954 WO2005053131A2 (fr) | 2003-11-20 | 2004-11-19 | Ensemble outil electrique portatif autonome de puissance |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2004/002954 WO2005053131A2 (fr) | 2003-11-20 | 2004-11-19 | Ensemble outil electrique portatif autonome de puissance |
Country Status (10)
Country | Link |
---|---|
US (2) | US7592773B2 (fr) |
EP (2) | EP1685636B2 (fr) |
JP (4) | JP4949035B2 (fr) |
CN (2) | CN1883096B (fr) |
BR (2) | BRPI0416048A (fr) |
CA (2) | CA2546788C (fr) |
ES (2) | ES2607877T3 (fr) |
FR (1) | FR2862558B1 (fr) |
RU (2) | RU2345462C2 (fr) |
WO (2) | WO2005053915A2 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100779515B1 (ko) | 2006-11-20 | 2007-11-28 | 주식회사 월드에너지 | 휴대용 전지가위 |
EP1935228A1 (fr) | 2006-12-22 | 2008-06-25 | Andreas Stihl AG & Co. KG | Agencement d'entraînement pour un appareil de travail portable |
EP2033742A2 (fr) | 2007-09-06 | 2009-03-11 | PELLENC (Société Anonyme) | Appareils électroportatifs polyvalents |
CN107017439A (zh) * | 2015-09-29 | 2017-08-04 | 麦太保有限公司 | 具有多个蓄电池组的电动工具 |
Families Citing this family (89)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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2004
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- 2004-11-18 BR BRPI0416048-7A patent/BRPI0416048A/pt not_active Application Discontinuation
- 2004-11-18 CN CN200480034381XA patent/CN1883096B/zh active Active
- 2004-11-18 WO PCT/FR2004/002946 patent/WO2005053915A2/fr active Application Filing
- 2004-11-18 US US10/579,917 patent/US7592773B2/en not_active Expired - Fee Related
- 2004-11-18 CA CA2546788A patent/CA2546788C/fr not_active Expired - Fee Related
- 2004-11-18 ES ES04805483.7T patent/ES2607877T3/es active Active
- 2004-11-18 EP EP04805483.7A patent/EP1685636B2/fr active Active
- 2004-11-19 RU RU2006121550/09A patent/RU2389118C2/ru not_active IP Right Cessation
- 2004-11-19 CN CN2004800341439A patent/CN1883095B/zh active Active
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- 2004-11-19 ES ES04805491.0T patent/ES2601727T3/es active Active
- 2004-11-19 CA CA2545137A patent/CA2545137C/fr not_active Expired - Fee Related
- 2004-11-19 WO PCT/FR2004/002954 patent/WO2005053131A2/fr active Application Filing
- 2004-11-19 US US10/580,155 patent/US8089247B2/en not_active Expired - Fee Related
- 2004-11-19 BR BRPI0416741-4A patent/BRPI0416741A/pt not_active Application Discontinuation
- 2004-11-19 EP EP04805491.0A patent/EP1685637B2/fr active Active
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2010
- 2010-01-15 JP JP2010006668A patent/JP5118161B2/ja not_active Expired - Fee Related
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2011
- 2011-09-30 JP JP2011215999A patent/JP2012040683A/ja active Pending
Non-Patent Citations (1)
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See references of EP1685636A2 * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100779515B1 (ko) | 2006-11-20 | 2007-11-28 | 주식회사 월드에너지 | 휴대용 전지가위 |
EP1935228A1 (fr) | 2006-12-22 | 2008-06-25 | Andreas Stihl AG & Co. KG | Agencement d'entraînement pour un appareil de travail portable |
DE102006062354A1 (de) * | 2006-12-22 | 2008-06-26 | Andreas Stihl Ag & Co. Kg | Antriebsanordnung für ein portables Arbeitsgerät |
US7652438B2 (en) | 2006-12-22 | 2010-01-26 | Andreas Stihl Ag & Co Kg | Drive arrangement for a portable working machine |
EP2314149A1 (fr) | 2006-12-22 | 2011-04-27 | Andreas Stihl AG & Co. KG | Agencement d'entraînement pour un appareil de travail portable avec limitation de courant avec hystérésis |
EP2316260A1 (fr) | 2006-12-22 | 2011-05-04 | Andreas Stihl AG & Co. KG | Agencement d'entraînement pour un appareil de travail portable avec limitation de courant en basse vitesse et courant de déblocage élevé pour le démarrage |
EP2033742A2 (fr) | 2007-09-06 | 2009-03-11 | PELLENC (Société Anonyme) | Appareils électroportatifs polyvalents |
CN107017439A (zh) * | 2015-09-29 | 2017-08-04 | 麦太保有限公司 | 具有多个蓄电池组的电动工具 |
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