EP1374653B1 - Ansteuereinrichtung für einen elektromotor - Google Patents
Ansteuereinrichtung für einen elektromotor Download PDFInfo
- Publication number
- EP1374653B1 EP1374653B1 EP02735012A EP02735012A EP1374653B1 EP 1374653 B1 EP1374653 B1 EP 1374653B1 EP 02735012 A EP02735012 A EP 02735012A EP 02735012 A EP02735012 A EP 02735012A EP 1374653 B1 EP1374653 B1 EP 1374653B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- electric motor
- carrier plate
- power semiconductor
- controlling
- battery
- 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.)
- Expired - Lifetime
Links
- 239000004065 semiconductor Substances 0.000 claims description 51
- 239000004020 conductor Substances 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 241000722921 Tulipa gesneriana Species 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010413 gardening Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Images
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
-
- 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
- B25F5/008—Cooling means
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/935—Specific application:
- Y10S388/937—Hand tool
Definitions
- the invention relates to a device for controlling a Electric motor according to the preamble of patent claim 1.
- Such a device is mainly in one Power tool used.
- it can be to a cordless power tool with a brushless DC motor act.
- the invention is based on the object, a device to create an electric motor, the compact is formed and so even in limited installation spaces can be accommodated. In particular, should Control device a reliable operation of the Electric motor permit.
- This object is in a generic device for Control of an electric motor by the characterizing Characteristics of claim 1 solved.
- the drive device has a Support plate, which is for example a Circuit board can act, at least part of the Control circuit, in particular electrical and / or electronic components as well as the electrical and / or electronic components connecting conductor tracks of the Control circuit, is arranged on the support plate.
- a Support plate which is for example a Circuit board can act, at least part of the Control circuit, in particular electrical and / or electronic components as well as the electrical and / or electronic components connecting conductor tracks of the Control circuit, is arranged on the support plate.
- the Power semiconductor is on a on the carrier plate fixed support member arranged, whereby the Control device for limited installation spaces is suitable.
- the inventive Control device a support plate, wherein at least one Part of the control circuit, in particular electrical and / or electronic components as well as the electrical and / or electronic components connecting conductor tracks of the Control circuit, is arranged on the support plate.
- the Support plate consists of a metal part, whose the Components and the conductor tracks facing surface with an insulating coating is provided, such that the Components, the conductor tracks o. The like. In turn, on the Coating are located.
- the metal part also serves as Heatsink, bringing the heat loss even at high Services is safely deductible.
- the support element for the Power semiconductors designed as a heat sink. This is ensured that especially the s.der power semiconductors resulting higher heat loss is safely dissipated and an influence of the control circuit by this Loss of heat is excluded.
- the carrier element can in turn pressed into the carrier plate and / or be soldered.
- a battery is used in DC applications for power supply of the electric motor. It lends itself then to simplify the power supply, that the Support plate is located near the battery, namely Preferably such that the power semiconductor and / or the carrier element with the power semiconductor the battery is facing.
- An attachable contact of the battery in simple way is made by the fact that at the Support plate plug contacts, in particular in the manner of Contact brackets, for example, "tulip" brackets, are formed, are arranged.
- Another simplification can be achieved by the plug contacts on the Carrier plate plug-on and / or be latched. Therefor offers an adapter.
- the power semiconductor and / or the carrier element for the Power semiconductor directly to the battery facing edge of the carrier plate arranged. Then the power semiconductor and / or the carrier element in direct make electrical contact with the plug contacts for the battery.
- the plug contacts in one piece in the carrier plate and / or the Integrated support element.
- the capacitors of the control circuit are more compact Assembly soldered directly to the plug contact. Furthermore, the capacitors of the Control circuit to be arranged on the support plate, between the Power semiconductor and / or the carrier element for the power semiconductor and the Plug contacts.
- the control circuit is a setpoint for setting a associated speed supplied to the electric motor.
- a sensor element such as a potentiometer, a Hall element, a magnetoresistive element or another element.
- this can be arranged in a housing, for this purpose expediently offers the housing of an electrical switch.
- the switch has then an especially designed in the manner of a pusher actuator for the Actuation of the sensor element, wherein the actuator on the housing of the switch is arranged.
- a contact system the Switching the power supply of the electric motor and possibly the Control circuit is used, be arranged. The contact system is also using the Actuator actuated.
- the carrier plate serves for recording and Attachment of the electrical switch.
- the carrier plate serves for recording and Attachment of the electrical switch.
- another electrical switch for switching between right / left rotation of the electric motor is arranged on the carrier plate.
- this further switch can it is a micro and / or snap switch, with the other Switch an actuator, for example, designed in the manner of a slider is, acts.
- the drive device Advantageously in the handle of a power tool in the manner of a prefabricated Insert module, in which case the actuator for manual operation of the Handle shell protrudes.
- a control device can alternatively be in the battery arrange the power tool so that after inserting the battery into the handle of the Power tool, the actuator protrudes from the handle shell. Just as well when inserting the battery, the already located in the handle shell actuator in Linkage come to the control device.
- Fig. 1 is a power tool 22 with a device 1 for driving a Electric motor 23 shown.
- the electric motor 23 may be a act brushless DC motor in a cordless power tool.
- the in Fig. 2 and 3 shown as an item driving device 1 has at least one Power semiconductor 3 for controllably applying an electrical voltage to the Electric motor 23 and a control circuit 4 for controlling the power semiconductor.
- the control circuit 4 includes electrical and / or electronic components 5 and the this connecting tracks 6.
- the drive means 1 a Support plate 2, wherein at least a part of the control circuit 4 on the support plate. 2 is arranged.
- the power semiconductor 3 is on a carrier element 7 is arranged.
- the carrier element 7 is in turn on the carrier plate 2 attached, as can be seen with reference to FIG. 4, whereby a special flexibility in the Arrangement of the power semiconductor 3 in a small footprint on the support plate. 2 is achieved.
- the carrier plate 2 may be, for example, a printed circuit board act.
- the power semiconductor 3 also directly on the carrier plate 2, if the space available there is sufficient.
- the carrier plate 2 from a metal part 9, facing the components 5 and the conductor tracks 6 Surface is provided with an electrically insulating coating 8.
- the components 5, the conductor tracks 6 o. The like. Are in turn on the coating 8.
- the metal part 9 simultaneously serves as a heat sink, which means a separately on the control device. 1 attached heat sink is superfluous.
- the power semiconductor 3 can also be on a Carrier element 7 may be arranged according to FIG. 2, wherein the carrier element 7 then is fixed on the support plate 2. However, here also on the support element. 7 are omitted, which is shown in Fig. 6. In this case, the power semiconductor 3 be arranged on the coating 8 of the metal part 9. Likewise, the Coating 8 a recess 10 included, on which the power semiconductor directly on the metal part 9 is fixed, as shown by the two power semiconductors located on the left 3 'is shown. The attachment of the power semiconductor 3, 3 'takes place for example by Soldering.
- Power semiconductor 3 On the support element 7 or on the support plate 2 can more Power semiconductor 3 may be arranged. As by a comparison of Figs. 4 and 5 to For example, in a brushless DC motor, six can be seen Power semiconductor 3 be located in the control device 1, which is here to MOS-FET acts as a power semiconductor. Furthermore, the carrier element 7 for the Power semiconductor 3 may be formed as a heat sink. The heat sink is approximately vertical arranged projecting from the support plate 2, as shown in FIG. 4 are taken in more detail can. Preferably, the carrier element 7 is pressed into the carrier plate 2 and / or soldered.
- Plug contacts 11 are arranged. As can be seen from Fig. 3, the Plug contacts 11 in the form of contact clips, for example as "tulip" brackets, educated. The plug contacts 11 are alssteckund on the carrier plate 2 and / or latched to what an adapter 12 is attached to the plug contact 11.
- the support member 7 for the Power semiconductor 3 and / or the power semiconductor 3 directly to the battery facing edge 13 of the support plate 2 to arrange. Conveniently then stand the carrier element 7 and / or the power semiconductor 3 in direct electrical contact to the plug contacts 11 for the battery.
- the plug contacts 11 may also be integrally in the support plate 2 and / or the support member 7 may be integrated.
- Capacitors 14 of the control circuit 4 arranged on the support plate 2, and that are the capacitors 14 between the support member 7 for the Power semiconductor 3 and / or the power semiconductor 3 and the plug contacts 11. Alternatively, the capacitors 14 of the control circuit 4 directly on the plug connection 11th be soldered, which is not shown.
- a potentiometer 15 as in Fig. 2nd is indicated schematically.
- a potentiometer 15 may also be another Sensor element 15, such as a Hall element, a magnetoresistive element o. The like., Used become.
- the control circuit 4 for setting the associated speed for the electric motor 23 is supplied.
- this is Potentiometer 15 or the sensor element 15 in a housing 17 of an electric Switch 16 is arranged.
- An actuator 18 designed in the manner of a pusher is arranged on the housing 17 of the switch 16.
- the actuator 18 With manual movement by the User acts the actuator 18 then on the potentiometer 15 or Sensor element 15 for delivering the corresponding desired value.
- the electrical switch 16 again a schematically indicated contact system 19, which also by means of the actuator 18 manually actuated by the user is.
- the contact system 19 is used to switch the power supply of the electric motor 23.
- the contact system 19 and the power supply of the Control circuit 4 are turned on and off.
- yet another electrical switch 20 in which it is in particular a micro and / or snap switch, be arranged.
- On the further switch 20 acts an actuator 21 for manual operation by the user.
- the actuator 21 is for example in the manner of a Slider formed and used to switch for the right / left of the Electric motor 23.
- the drive device 1 is preferred for a power tool 22 certainly.
- the power tool 22 is equipped with a handle shell 25, in which the User holds the power tool 22. It then makes sense to the control device 1 in to arrange the handle shell 25, which can be seen from Fig. 1.
- This arrangement can be designed such that the actuator 18 and optionally the Actuator 21 for manual operation protrudes from the handle shell 25.
- the control device 1 may be located in the battery, but not is shown further. After inserting the battery into the grip 25 of the power tool 22 then projects the actuator 18 and optionally the actuator 21 from the handle shell 25 out. Just as well when inserting the battery already in the Handle 25 located actuator 18 and optionally the Actuator 21 come in articulation to the control device 1.
- the drive device 1 according to the invention not only find in power tools 22 use, but can also in other Electrical appliances, such as household electrical appliances, electrical gardening equipment, machine tools, Control devices o. The like. Be used advantageously.
Description
- Fig. 1
- einen Schnitt durch ein Akku-Elektrowerkzeug,
- Fig. 2
- die Ansteuereinrichtung entsprechend einer ersten Ausführung aus Fig. 1 als Einzelteil in Draufsicht,
- Fig.3
- die Ansteuereinrichtung aus Fig. 2 in Seitenansicht,
- Fig. 4
- das Trägerelement mit Leistungshalbleiter als Einzelteil in einer Seitenansicht,
- Fig. 5
- das Trägerelement mit Leistungshalbleiter als Einzelteil in einer weiteren Seitenansicht und
- Fig. 6
- die Ansteuereinrichtung wie in Fig. 2 entsprechend einer zweiten Ausführung.
- 1:
- Einrichtung (zur Ansteuerung eines Elektromotors) / Ansteuereinrichtung
- 2: -
- Trägerplatte
- 3,3':
- Leitungshalbleiter
- 4:
- Steuerschaltung
- 5:
- Bauelement (der Steuerschaltung)
- 6:
- Leiterbahn
- 7:
- Trägerelement
- 8:
- (isolierende) Beschichtung
- 9:
- Metallteil
- 10:
- Aussparung
- 11:
- Steckkontakt
- 12:
- Adapter (an Steckkontakt)
- 13:
- Rand (der Trägerplatte)
- 14:
- Kondensator
- 15:
- Sensorelement / Potentiometer
- 16:
- elektrischer Schalter
- 17:
- Gehäuse (von Schalter)
- 18:
- Betätigungsorgan
- 19:
- Kontaktsystem (im Schalter)
- 20:
- (weiterer) Schalter
- 21:
- Betätigungselement (von weiteren Schalter)
- 22:
- Elektrowerkzeug
- 23:
- Elektromotor
- 24:
- Einschuböffnung (für Akku)
- 25:
- Griffschale (von Elektrowerkzeug)
Claims (13)
- Einrichtung zur Ansteuerung eines Elektromotors (23), insbesondere eines bürstenlosen Gleichstrommotors in einem Akku-Elektrowerkzeug , mit wenigstens einem Leistungshalbleiter (3) zum steuerbaren Anlegen einer elektrischen Spannung an den Elektromotor (23), mit einer Steuerschaltung (4) zur Steuerung des Leistungshalbleiters (3), und mit einer als Leiterplatte ausgebildeten Trägerplatte (2), wobei wenigstens ein Teil der elektrische und/oder elektronische Bauelemente (5) sowie die die elektrischen und/oder elektronischen Bauelemente (5) verbindenden Leiterbahnen (6) umfassenden Steuerschaltung (4) auf der Trägerplatte (2) angeordnet ist, dadurch gekennzeichnet, daß der Leistungshalbleiter (3) auf einem auf der Trägerplatte (2) befestigten, in etwa vertikal von der Trägerplatte (2) abstehenden Trägerelement (7) angeordnet ist.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach Anspruch 1, dadurch gekennzeichnet, daß die Trägerplatte (2) aus einem Metallteil (9) besteht, deren den Bauelementen (5) sowie den Leiterbahnen (6) zugewandte Oberfläche mit einer isolierenden Beschichtung (8) versehen ist, derart daß die Bauelemente (5) und/oder die Leiterbahnen (6) ihrerseits sich auf der Beschichtung (8) befinden, und daß das Metallteil (9) gleichzeitig als Kühlkörper dient.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß mehrere Leistungshalbleiter (3), insbesondere mehrere MOS-FET, beispielsweise sechs MOS-FETs, auf dem Trägerelement (7) angeordnet sind.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß das Trägerelement (7) für den Leistungshalbleiter (3) als Kühlkörper ausgebildet ist, wobei vorzugsweise das Trägerelement (7) in die Trägerplatte (2) eingepresst und/oder eingelötet ist.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß ein Akku zur Spannungsversorgung des Elektromotors (23) dient, und daß die Trägerplatte (2) in der Nähe des Akkus angeordnet ist, insbesondere derart daß der Leistungshalbleiter (3) und/oder das Trägerelement (7) mit dem Leistungshalbleiter (3) dem Akku zugewandt ist.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß an der Trägerplatte (2) Steckkontakte (11), die insbesondere in der Art von Kontakt-Klammern, beispielsweise "Tulpen"-Klammern, ausgebildet sind, zur ansteckbaren Kontaktierung des Akkus angeordnet sind, wobei vorzugsweise die Steckkontakte (11) auf die Trägerplatte (2), insbesondere mittels eines Adapters (12), aufsteck- und/oder aufrastbar sind.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß der Leistungshalbleiter (3) und/oder das Trägerelement (7) für den Leistungshalbleiter (3) direkt an dem dem Akku zugewandten Rand (13) der Trägerplatte (2) angeordnet ist, wobei vorzugsweise der Leistungshalbleiter (3) und/oder das Trägerelement (7) in direktem elektrischen Kontakt zu den Steckkontakten (11) für den Akku steht, wobei weiter vorzugsweise die Steckkontakte (11) einstückig in die Trägerplatte (2) und/oder das Trägerelement (7) integriert sind, und wobei noch weiter vorzugsweise Kondensatoren (14) der Steuerschaltung (4) direkt am Steckkontakt (11) angelötet sind.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß Kondensatoren (14) der Steuerschaltung (4) auf der Trägerplatte (2) angeordnet sind, wobei insbesondere die Kondensatoren (14) zwischen dem Leistungshalbleiter (3) und/oder dem Trägerelement (7) für den Leistungshalbleiter (3) sowie den Steckkontakten (11) befindlich sind.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß auf der Trägerplatte (2) ein Sensorelement (15), wie ein Potentiometer, ein Hallelement, ein magnetoresistives Element, zur Erzeugung eines Sollwertes, der wiederum der Steuerschaltung (4) zur Einstellung einer zugeordneten Drehzahl für den Elektromotor (23) zugeführt wird, befindlich ist, wobei vorzugsweise das Sensorelement (15) in einem Gehäuse (17) eines elektrischen Schalters (16) angeordnet ist, und wobei weiter vorzugsweise ein insbesondere in der Art eines Drückers ausgestaltetes Betätigungsorgan (18) für das Sensorelement (15) am Gehäuse (17) des Schalters (16) angeordnet ist.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß im elektrischen Schalter (16) ein Kontaktsystem (19), das insbesondere zum Schalten der Spannungsversorgung des Elektromotors (23) sowie gegebenenfalls der Steuerschaltung (4) dient, angeordnet ist, wobei vorzugsweise das Kontaktsystem (19) mittels des Betätigungsorgans (18) betätigbar ist.
- Einrichtung zur Ansteuerung eines Elektromotors (23) nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß auf der Trägerplatte (2) ein weiterer elektrischer Schalter (20), insbesondere ein Mikro- und/oder Schnappschalter, angeordnet ist, wobei auf den weiteren Schalter (20) ein Betätigungselement (21), das insbesondere in der Art eines Schiebers zur Umschaltung für den Rechts-/Linkslauf des Elektromotors (23) ausgebildet ist, einwirkt.
- Elektrowerkzeug mit einer Griffschale (25), wobei eine Einrichtung (1) nach einem der vorhergehenden Ansprüche derart in der Griffschale (25) angeordnet ist, daß das Betätigungsorgan (18) zur manuellen Betätigung aus der Griffschale (25) herausragt.
- Elektrowerkzeug mit einer Griffschale (25), wobei eine Einrichtung (1) nach einem der vorhergehenden Ansprüche derart im Akku angeordnet ist, daß nach Einschieben des Akkus in die Griffschale (25) des Elektrowerkzeugs (22) das Betätigungsorgan (18) aus der Griffschale herausragt und/oder das bereits in der Griffschale (25) befindliche Betätigungsorgan (18) in Anlenkung an die Einrichtung (1) kommt.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10114574 | 2001-03-24 | ||
DE10114574 | 2001-03-24 | ||
PCT/DE2002/001059 WO2002078416A1 (de) | 2001-03-24 | 2002-03-22 | Ansteuereinrichtung für einen elektromotor |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1374653A1 EP1374653A1 (de) | 2004-01-02 |
EP1374653B1 true EP1374653B1 (de) | 2005-04-20 |
Family
ID=7678918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02735012A Expired - Lifetime EP1374653B1 (de) | 2001-03-24 | 2002-03-22 | Ansteuereinrichtung für einen elektromotor |
Country Status (4)
Country | Link |
---|---|
US (1) | US7359628B2 (de) |
EP (1) | EP1374653B1 (de) |
DE (2) | DE10212721A1 (de) |
WO (1) | WO2002078416A1 (de) |
Cited By (2)
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US9318932B2 (en) | 2010-06-14 | 2016-04-19 | Black & Decker Inc. | Control unit for a power tool |
US9774229B1 (en) | 2012-05-24 | 2017-09-26 | Milwaukee Electric Tool Corporation | Brushless DC motor power tool with combined PCB design |
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DE10246761A1 (de) * | 2002-10-07 | 2004-04-15 | Hilti Ag | Batteriebetriebene Elektrohandwerkzeugmaschine |
US20050194166A1 (en) * | 2003-06-10 | 2005-09-08 | Goodti Industrial Co., Ltd. | High torque electromotive tool |
DE10345136A1 (de) * | 2003-09-29 | 2005-04-21 | Bosch Gmbh Robert | Akkuschrauber |
US7414337B2 (en) * | 2005-03-14 | 2008-08-19 | Black & Decker Inc. | Scrubber |
SE529217C2 (sv) * | 2005-05-20 | 2007-06-05 | Atlas Copco Tools Ab | Momentberoende utlösningskoppling för en skruvdragare |
WO2007012311A1 (de) * | 2005-07-27 | 2007-02-01 | Marquardt Gmbh | Elektrowerkzeug, insbesondere akkubetriebene gewindeschneidmaschine |
US8657031B2 (en) * | 2005-10-12 | 2014-02-25 | Black & Decker Inc. | Universal control module |
DE102008003246B4 (de) | 2007-01-13 | 2023-09-21 | Marquardt Gmbh | Ansteuereinrichtung für einen Elektromotor |
DE102008029552A1 (de) * | 2007-06-27 | 2009-01-08 | Marquardt Gmbh | Elektrowerkzeug, insbesondere Akku-Elektrowerkzeug |
DE102009027705A1 (de) | 2009-07-15 | 2011-01-20 | Robert Bosch Gmbh | Handgeführtes Elektrowerkzeug |
DE202009010557U1 (de) * | 2009-08-05 | 2010-12-16 | Makita Corp., Anjo | Vormontierte Vorrichtung |
DE102010029267A1 (de) * | 2010-05-25 | 2011-12-01 | Robert Bosch Gmbh | Elektrowerkzeug, insbesondere Bohrschrauber |
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EP2689516B1 (de) * | 2011-03-22 | 2015-05-27 | Juken Swiss Technology AG | Kupplungselement mit smd kontakten |
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US8786233B2 (en) | 2011-04-27 | 2014-07-22 | Medtronic Xomed, Inc. | Electric ratchet for a powered screwdriver |
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US10821591B2 (en) | 2012-11-13 | 2020-11-03 | Milwaukee Electric Tool Corporation | High-power cordless, hand-held power tool including a brushless direct current motor |
US9787159B2 (en) | 2013-06-06 | 2017-10-10 | Milwaukee Electric Tool Corporation | Brushless DC motor configuration for a power tool |
JP6085225B2 (ja) * | 2013-06-27 | 2017-02-22 | 株式会社マキタ | ネジ締め電動工具 |
US10043619B2 (en) | 2014-03-28 | 2018-08-07 | Black & Decker Inc. | Biasing member for a power tool forward/reverse actuator |
US10693344B2 (en) | 2014-12-18 | 2020-06-23 | Black & Decker Inc. | Packaging of a control module for a brushless motor |
CN105848404B (zh) * | 2015-01-14 | 2019-04-19 | 南京德朔实业有限公司 | 电动工具及其电路板 |
EP3292959B1 (de) | 2016-02-12 | 2021-06-16 | Black & Decker Inc. | Elektronisches bremsen für ein elektrowerkzeug mit einem bürstenlosen motor |
US10441483B2 (en) * | 2016-07-20 | 2019-10-15 | Stryker Corporation | Emergency patient motion system |
US10541588B2 (en) | 2017-05-24 | 2020-01-21 | Black & Decker Inc. | Electronic power module for a power tool having an integrated heat sink |
CN213290152U (zh) | 2017-11-07 | 2021-05-28 | 米沃奇电动工具公司 | 旋转电动工具 |
WO2020231974A1 (en) | 2019-05-13 | 2020-11-19 | Milwaukee Electric Tool Corporation | Contactless trigger with rotational magnetic sensor for a power tool |
DE102021201620A1 (de) | 2021-02-19 | 2022-08-25 | Robert Bosch Gesellschaft mit beschränkter Haftung | Elektrisches Bearbeitungsgerät zum wahlweisen Betrieb mit zumindest zwei unterschiedlichen Versorgungsspannungen |
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US4737661A (en) * | 1985-08-09 | 1988-04-12 | Black & Decker Inc. | Variable speed trigger switch |
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DE19722709C2 (de) * | 1996-06-03 | 2002-02-07 | Omron Tateisi Electronics Co | Schaltvorrichtung |
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US6536536B1 (en) * | 1999-04-29 | 2003-03-25 | Stephen F. Gass | Power tools |
JP3997650B2 (ja) * | 1999-05-21 | 2007-10-24 | 松下電工株式会社 | 電動回転工具 |
GB0220205D0 (en) * | 2002-08-30 | 2002-10-09 | Chiron Spa | Neisseria toxin |
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-
2002
- 2002-03-21 DE DE10212721A patent/DE10212721A1/de not_active Withdrawn
- 2002-03-22 US US10/472,691 patent/US7359628B2/en not_active Expired - Lifetime
- 2002-03-22 DE DE50202845T patent/DE50202845D1/de not_active Expired - Lifetime
- 2002-03-22 EP EP02735012A patent/EP1374653B1/de not_active Expired - Lifetime
- 2002-03-22 WO PCT/DE2002/001059 patent/WO2002078416A1/de not_active Application Discontinuation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9318932B2 (en) | 2010-06-14 | 2016-04-19 | Black & Decker Inc. | Control unit for a power tool |
US9774229B1 (en) | 2012-05-24 | 2017-09-26 | Milwaukee Electric Tool Corporation | Brushless DC motor power tool with combined PCB design |
Also Published As
Publication number | Publication date |
---|---|
US7359628B2 (en) | 2008-04-15 |
DE50202845D1 (de) | 2005-05-25 |
EP1374653A1 (de) | 2004-01-02 |
DE10212721A1 (de) | 2002-09-26 |
WO2002078416A1 (de) | 2002-10-03 |
US20040112616A1 (en) | 2004-06-17 |
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