WO2011052319A1 - 電動工具 - Google Patents

電動工具 Download PDF

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Publication number
WO2011052319A1
WO2011052319A1 PCT/JP2010/066663 JP2010066663W WO2011052319A1 WO 2011052319 A1 WO2011052319 A1 WO 2011052319A1 JP 2010066663 W JP2010066663 W JP 2010066663W WO 2011052319 A1 WO2011052319 A1 WO 2011052319A1
Authority
WO
WIPO (PCT)
Prior art keywords
power tool
grip
trigger
electric
output shaft
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.)
Ceased
Application number
PCT/JP2010/066663
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
英紀 長坂
聡 友永
淳一 錦見
達哉 吉▲崎▼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Makita Corp
Original Assignee
Makita Corp
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 Makita Corp filed Critical Makita Corp
Publication of WO2011052319A1 publication Critical patent/WO2011052319A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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

Definitions

  • the present invention relates to a power tool including a rotary drive shaft that rotates an output shaft such as a driver bit or a socket bit, and more particularly, to a pistol-type power tool that can be operated while holding a grip portion with one hand.
  • an electric tool incorporating a drive motor is known.
  • an output shaft such as a driver bit or a socket bit is rotated by a rotation drive shaft of a built-in drive motor.
  • this type of electric tool is configured to have a pistol shape that can be operated while holding the grip portion with one hand. That is, in this type of electric power tool, as in the electric power tool disclosed in Patent Document 1 below, an electric power tool main body including a drive motor having a rotational drive shaft, and the electric power tool main body
  • a device provided with a grip portion that can be arranged so as to extend in the intersecting direction (substantially L-shaped). According to the electric tool configured in this manner, the grip portion can be gripped in the same manner as the pistol grip during use, and the rotation of the output shaft can be operated.
  • an operation trigger for operating the rotation of the output shaft is provided in a grip portion gripped by an operator's grip. ing. For this reason, when trying to operate the operation trigger while holding the grip part with one hand, the operation trigger is disposed at a position close to the grip position of the hand grip, and it is difficult to operate in the hand grip state. was there.
  • the present invention has been made in view of the above circumstances, and the problem to be solved by the present invention is that in an electric tool having a rotary drive shaft that rotates an output shaft such as a driver bit or a socket bit,
  • An object is to improve the operability as a tool by setting the trigger placement position to a position where the trigger is easily operated with respect to the grip position of the hand grip.
  • the power tool according to the present invention employs the following means. That is, the power tool according to the first aspect of the present invention includes a power tool body including various components including a drive motor and a rotary drive shaft that rotates an output shaft such as a driver bit and a socket bit by the drive motor; An electric tool comprising a grip part that an operator grips during use, wherein the electric tool body and the grip part are arranged to extend in a crossing direction and have a pistol shape, and the grip part The power tool main body on the side where the extension extends is provided with an operation trigger for operating the drive motor by performing a pulling operation toward the side where the grip portion exists.
  • the electric tool main body on the side where the grip portion extends is provided with the operation trigger for operating the drive motor by performing the pulling operation toward the side where the grip portion exists. Therefore, when performing the pulling operation toward the side where the grip portion exists, the position of the operation trigger is set with respect to the electric power tool body that is advantageously separated from the gripping position when the grip portion is gripped. Will be set. As a result, when the grip portion is gripped in the same manner as the grip of the pistol and the operation trigger is operated by the gripping gripper, the operation trigger is easily operated, and the operability as a tool is improved.
  • the power tool according to a second aspect of the present invention is the power tool according to the first aspect of the present invention, wherein the power tool main body and the grip portion are pivotally coupled so as to be able to be bent relative to the longitudinal direction.
  • a connection setting form of the electric power tool main body and the grip part a setting form of a pistol-type state in which the power tool main body and the grip part are extended so as to extend in the crossing direction, and a setting form of a straight-type state in which the power tool main body and the grip part are arranged so as to extend in the series direction. And at least two setting forms.
  • the setting form of the electric tool is set according to the use state.
  • a power tool according to a third aspect of the present invention is the power tool according to the first or second aspect of the invention, wherein the power tool body includes a housing containing various components including the rotary drive shaft, Is provided with a trigger protection rib that extends along the pulling operation direction of the operation trigger and covers the outer periphery of the operation trigger.
  • the electric tool of the third aspect of the invention since the housing is provided with the trigger protection rib that covers the outer periphery of the operation trigger, for example, the electric tool is dropped, and the external collision object such as the ground becomes the operation trigger. Even in the case of contact collision with the periphery, the operation trigger is protected from contact collision by the trigger protection rib.
  • the trigger protection rib is configured to extend along the pulling operation direction of the operation trigger when covering the outer periphery of the operation trigger, so that an external collision object may hit the operation trigger described above.
  • the hitting of the operation trigger in the pulling operation direction can be particularly prevented.
  • a power tool according to a fourth aspect of the present invention is the power tool according to any one of the first to third aspects of the present invention, wherein the output shaft of the grip portion when the pistol-shaped state is set is rotated.
  • a grip recess that is concave toward the output shaft is provided on a portion that is on the axis and is located on the side opposite to the output shaft placement position with respect to the power tool body.
  • the electric tool according to the fourth aspect of the invention in the grip portion when the pistol-shaped state is set, the part located on the side opposite to the output shaft arrangement position with respect to the electric tool main body.
  • a grip recess is provided, and the grip recess is recessed toward the output shaft while remaining on the rotation axis of the output shaft, so that the gripping hand of the operator gripping the grip portion is used as the grip recess.
  • a load can be efficiently applied from the grip recess to the distal end of the output shaft simply by applying the fitting. This is advantageous for pressing the tip of the output shaft against the work site.
  • the operation trigger when the operation trigger is operated by the gripping hand to be gripped, the operation trigger is easily operated, and the operability as a tool is improved.
  • the electric tool of the second aspect of the invention it is possible to select a setting form that is advantageous for storage, so that the storage property when not in use is improved.
  • the operation trigger can be pulled without permission from the operator while the operation trigger can be prevented from being damaged by the contact collision of the external collision object. This can be prevented.
  • a load can be efficiently applied in the direction of the tip of the output shaft, which is advantageous for pressing the tip of the output shaft against the work site.
  • FIG. 2 is a partially cutaway sectional view in side view showing a partial internal structure of the electric power tool of FIG. 1.
  • FIG. 1 is a side view appearance diagram illustrating an appearance when the power tool 10 is viewed from the side.
  • FIG. 2 is a partially cutaway sectional view in side view showing a partial internal structure of the electric power tool 10 of FIG.
  • the electric tool 10 rotates an output shaft 100 (illustrated imaginary line) such as a driver bit and a socket bit attached so as to be replaceable.
  • an output shaft 100 is attached to the electric power tool 10 by a chuck device 37 provided at the tip of the electric power tool 10.
  • the electric tool 10 in addition to the electric power tool 10, various components constituting the electric power tool 10 will be described by defining the side close to the location where the output shaft 100 is attached as the front end side. In the description, the side far from the place where the output shaft 100 on the opposite side is attached is defined as the base end side.
  • the reference numeral 20 a indicates the distal end of the electric power tool main body 20
  • the reference numeral 20 b indicates the proximal end of the electric power tool main body 20.
  • the electric tool 10 generally uses the electric tool main body 20 including various components including a rotation drive shaft 33 (drive motor 30) that rotates the output shaft 100, and the electric tool 10.
  • a grip portion 50 that is held by an operator when performing the operation.
  • the electric power tool body 20 and the grip part 50 are configured to be pivotally connected to each other. For this reason, as will be described later, the electric power tool body 20 and the grip portion 50 are configured to be able to be bent relative to the longitudinal direction of the electric power tool 10 with the place where the axial connection is made as a shaft fulcrum. Yes.
  • a connection setting form between the electric power tool main body 20 and the grip part 50 a setting form in a pistol state in which the electric tool main body 20 and the grip part 50 are arranged so as to extend in the crossing direction (FIG. 1).
  • a setting form in a straight state in which the electric power tool body 20 and the grip portion 50 are arranged so as to extend in the series direction (setting form indicated by reference numeral P2 shown in FIG. 1).
  • This electric tool 10 can change these two setting forms according to use or storage. Generally, when using, it is used in the setting form of the pistol type state, and when stored, it is stored in the setting form of the straight type state.
  • all the electric tools 10 illustrated in the following description show a pistol type setting configuration.
  • the grip portion 50 is a portion that is gripped by an operator's hand grip when using the power tool 10, and is configured to change the connection setting form with respect to the power tool body 20 as described above.
  • the grip portion 50 is roughly provided with a grip housing 51, a battery device 52, and an electrical connection device 53.
  • the grip housing 51 is formed in a hollow structure that is open on the base end 50b side (lower end side shown in FIG. 2) so that a battery device 52 and an electrical connection device 53 described later can be incorporated.
  • the grip housing 51 is formed by combining two grip housing pieces 51a and 51b formed in a hollow half-crack structure as shown on each side in FIGS. As shown in FIG.
  • the open hollow portion on the base end 50 b side is formed as a battery device accommodating portion 51 c to which the battery device 52 is attached.
  • the hollow portion on the tip 50a side is formed as a connection device housing portion 51d in which the electrical connection device 53 is housed.
  • the battery device 52 includes a battery pack 52a inserted into the battery device housing portion 51c, and a closing lid portion 52b that supports the battery pack 52a and closes the opening of the battery device housing portion 51c.
  • the battery pack 52a and the closing lid portion 52b are formed integrally with each other.
  • the electrical connection device 53 is a device interposed between the power tool body 20 (particularly, the drive motor 30) to supply power from the battery tool 52 mounted in the battery tool housing 51c to the power tool body 20 (particularly the drive motor 30). is there.
  • the electrical connection device 53 is housed in a connection device housing portion 51d adjacent to the battery device housing portion 51c.
  • a bearing structure for receiving a support shaft 25 fixedly disposed on the electric power tool body 20 is provided.
  • the grip portion 50 is pivotally connected to the support shaft 25 fixedly disposed on the power tool body 20 at the tip 50a side, and for example, from a straight form setting form to a pistol form setting form.
  • the connection setting form can be changed.
  • the grip portion 50 is gripped on an axis line on which the rotary drive shaft 33 extends so that the output shaft 100 is efficiently pressed against the work place when the operator grips the grip portion 50 to perform the work.
  • the external shape is formed so that there is a gripping hand.
  • the rotation drive shaft 33 is disposed so as to extend coaxially with the rotation axis X of the output shaft 100.
  • the gripper 50 in the setting mode of the pistol state exists on the rotation axis X of the output shaft 100 and the power tool body 20.
  • a grip recess 54 is provided at a position opposite to the position where the output shaft 100 is disposed.
  • the adjacent portion of the base end 20b of the electric power tool main body 20 that hits the axis extending the rotation drive shaft 33 is A grip recess 54 is formed.
  • the base end 20 b of the electric power tool main body 20 is arranged close to the grip recess 54.
  • the grip recess 54 is formed to be concave toward the output shaft 100.
  • the grip concave portion 54 is formed on the assumption that when the operator grips the grip portion 50, a portion between the thumb base and the index finger base of the operator is fitted.
  • the pressing force of the gripping hand is applied to the output shaft 100 without shaking.
  • the support shaft 25 fixedly disposed on the electric power tool body 20 is disposed on the rotation axis X along which the rotation drive shaft 33 extends together with the grip recess 54 of the grip portion 50.
  • the force from the hand grip of the part 50 is easily converted to a pressing force in the direction in which the output shaft 100 exists.
  • the electric power tool 10 can apply a pressing force with high efficiency to the output shaft 100 and has excellent workability.
  • the grip portion 50 is adapted to be fitted to a connecting portion 24 (a bulging portion 24a) of the electric power tool main body 20, which will be described later, so that the grip portion 50 is stably set in a pistol-shaped state.
  • a structure indentation 59 is provided.
  • the power tool main body 20 generally includes a housing 21 that is formed in a hollow long cylindrical shape, and various components that are installed in the housing 21. As shown in FIG. 2, the housing 21 is formed by combining two housing pieces 21 a and 21 b formed in a hollow half-crack structure, and forms an exterior of the electric tool main body 20.
  • various components installed in the housing 21 include a drive motor 30, a rotation drive mechanism (not shown), and a drive switch 40.
  • a drive motor 30 is installed in a substantially middle portion of the housing 21, and a rotational drive mechanism hidden by the housing 21 is installed in the front end side range of the drive motor 30.
  • a drive switch 40 is provided in the proximal end range.
  • the drive switch 40 is built in the base end side of the housing 21 that also coincides with the base end 20 b side of the electric power tool body 20. That is, as described above, the base end 20b side of the electric power tool main body 20 is disposed close to the grip concave portion 54 in the case where the pistol-shaped state is set. For this reason, the drive switch 40 built in the base end side of the housing 21 is also disposed close to the grip recess 54.
  • the side where the grip portion 50 extends when the pistol-shaped state is set (the lower side shown in FIGS. 1 and 2.
  • the operation trigger opening 21c for projecting the operation trigger 44 provided in the drive switch 40 to the outside is formed in the portion of “.
  • the operation trigger opening 21c is formed to have an open shape over a range corresponding to a pulling operation range of the operation trigger 44 described later.
  • the opening width of the operation trigger 21c is set in consideration of the pulling width of the pulling operation of the operation trigger 44 when the opening portion 21c is provided in the lower portion of the housing 21 shown in the drawing.
  • the operation trigger opening 21c opens the entire portion of the lower portion of the housing 21 in which the drive switch 40 is built, and cuts out the periphery where the operation trigger 44 is disposed. ing.
  • the operation trigger opening 21c formed in this way allows the pulling operation to be smoothly performed when pulling the operation trigger 44 with the operating finger.
  • a trigger protection rib 26 that extends along the pulling direction of the operation trigger 44 and covers the outer periphery of the operation trigger 44 is provided integrally with the housing 21 on the lower side of the operation trigger opening 21c. Yes.
  • the trigger protection rib 26 is provided corresponding to the operation trigger 44, and will be described after the description of the operation trigger 44.
  • the base end 20b of the housing 21 is provided with a connecting portion 24 for pivotally connecting the grip portion 50 to the electric power tool body 20 so as to be rotatable.
  • a support shaft 25 extending in a direction intersecting the rotation direction of the grip portion 50 is fixedly disposed on the connecting portion 24.
  • the connecting portion 24 is provided with a fitting structure (a bulging portion 24a) with respect to the grip portion 50 (the recessed portion 59) so that the grip portion 50 is stably set in a pistol-shaped state.
  • the drive motor 30 includes a drive motor main body 31 that generates a rotational drive force, and a rotational drive shaft 33 that is rotationally driven by the rotational drive force generated by the drive motor main body 31.
  • the drive motor main body 31 is an appropriate electric motor.
  • the rotation drive shaft 33 is provided in the drive motor main body 31 along the long cylinder center axis of the housing 21.
  • the rotation drive shaft 33 is rotated as described below in order to rotate the output shaft 100 described above. It is connected to a driving mechanism (not shown) so as to transmit a rotational driving force. For this reason, the rotation drive shaft 33 protrudes from the drive motor main body 31 in a direction toward the distal end side of the electric power tool main body 20.
  • the rotation drive mechanism hidden by the housing 21 includes a speed reduction mechanism that decelerates the rotation drive of the rotation drive shaft 33 and a hit generation mechanism that gives a rotation hit effect to the output shaft 100 by the rotation drive of the rotation drive shaft 33.
  • a chuck device 37 for fastening the output shaft 100 is provided on the tip side of the rotational drive mechanism in order to attach the output shaft 100 described above.
  • the rotation drive mechanism receives rotation drive from the rotation drive shaft 33 and can rotate the output shaft 100 attached by the chuck device 37 while giving a rotation impact effect.
  • the drive switch 40 switches the rotational drive state of the drive motor 30 described above.
  • the drive switch 40 includes a switch body 41 that switches the rotational driving state of the drive motor 30 and an operation trigger 44 that performs an input operation on the switch body 41.
  • An element case 49 to which the wiring from the electrical connection device 53 is connected is provided on the base end side of the drive switch 40.
  • the element case 49 includes a field-effect transistor (FET) that controls the rotation of the drive motor 30 described above, a diode that protects the FET, and the like, and is electrically connected to the switch body 41.
  • FET field-effect transistor
  • the switch body 41 is also electrically connected to the drive motor 30, and power is supplied from the battery device 52 to the drive motor 30 via the electrical connection device 53 and the element case 49 in response to an input operation of the operation trigger 44.
  • the operation trigger 44 inputs an operation to the switch body 41, and includes a trigger body 44a connected to the switch body 41 and an operation cover body 44b connected to the trigger body 44a so as to protrude outward from the housing 21. With.
  • the trigger body 44a is connected from the inside of the switch body 41 so as to be interlocked with the switching structure (variable contact structure) inside the switch body 41.
  • the operation cover body 44b is a place where an operator's operation finger is hung, is connected so as to cover the trigger body 44a, and is disposed so as to protrude from the switch body 41 toward the outer peripheral direction of the housing 21.
  • the operation trigger 44 is formed in a substantially bottomed cylindrical shape so as to be connected to the trigger main body 44a, and the switch is provided so as to protrude from the operation trigger opening 21c to the outside of the housing 21.
  • the operation cover body 44b of the operation trigger 44 has an opening portion for operation trigger that exists in the portion (the lower side shown in FIGS. 1 and 2) from which the grip portion 50 extends when the pistol-shaped state is set.
  • the operation trigger 44 is used to trigger the pistol when the grip 50 is gripped as if the grip of the pistol is gripped as in the conventional practice. It is configured to be operable to pull. For this reason, the operation trigger 44 is formed to imitate a well-known pistol trigger. Specifically, the operation trigger 44 moves toward the distal end 20a side of the power tool body 20 toward the outer end 44c so as to be easily pulled so as to pull the trigger toward the side where the grip portion 50 exists. Is slightly bent.
  • the operation trigger 44 Since the operation switch 44 is disposed close to the grip recess 54 as described above, the operation trigger 44 constituting a part of the drive switch 40 is also close to the grip recess 54. Will be placed.
  • the operation trigger 44 performs an operation input to the switch body 41 described above by pulling the operation trigger 44 toward the side where the grip portion 50 exists.
  • the operation input made by the operation trigger 44 includes an operation input for turning off the drive motor 30 with respect to the switch body 41, an operation input for turning on the drive motor 30, and a rotational drive of the drive motor 30. Operation input etc. which speed up or slow down are included. Therefore, the operation input of the operation trigger 44 to the switch body 41 is set to be an operation input according to the pulling width of the operation trigger 44.
  • the switch body 41 that has been input from the operation trigger 44 in this way controls the drive of the drive motor 30 in accordance with the operation input.
  • the switch body 41 is configured to vary the amount of power supplied to the drive motor 30 in conjunction with the pulling width of the pulling operation of the operation trigger 44.
  • the drive switch 40 has a rotation direction of the rotation drive shaft 33 rotated by the drive motor 30 as a forward rotation direction when controlling the drive of the drive motor 30 in accordance with an operation input.
  • a rotation direction changeover switch that switches so as to select one of the reverse rotation directions is provided.
  • the trigger protection rib 26 is formed by imitating a well-known trigger protection rib provided on the outer periphery of the trigger so as to protect the trigger of the pistol. Specifically, the trigger protection rib 26 is formed so that an operation finger can be put on the operation trigger 44 and the operation trigger 44 can be pulled. Specifically, the trigger protection rib 26 is provided integrally with the housing 21 so as to cover the outer periphery of the operation trigger 44 as described above. Here, the trigger protection rib 26 is formed to extend along the pulling operation direction of the operation trigger 44.
  • the trigger protection rib 26 is provided at a position further protruding outward from the housing 21 than the position of the operation trigger 44 protruding from the housing 21 of the electric power tool body 20.
  • the outer periphery is covered.
  • the front end connecting portion 26c of the trigger protection rib 26 is connected to the housing 21 where the drive motor 30 is built, and the element case 49 is built in the rear end connecting portion 26d of the trigger protection rib 26.
  • the operation trigger 44 extends along the pulling operation direction in a state of projecting to the lower side of the housing 21 so as to cover the operation trigger 44 from the front and rear end connection locations 26c and 26d. It is like that. Further, as shown in FIG.
  • the trigger protection rib 26 is provided in the housing 21 by combining two rib pieces 26a and 26b formed in a half-cracked structure as in the housing 21. Is done. Each of these rib pieces 26a and 26b is formed in an integrated state with respect to each of the housing pieces 21a and 21b. That is, one rib piece 26a is formed integrally with the housing piece 21a, the other rib piece 26b is formed integrally with the housing piece 21b, and at the same time uniting the housing pieces 21a, 21b, The rib pieces 26a and 26b are also combined to form the trigger protection rib 26.
  • the operation trigger that operates the drive of the drive motor 30 by pulling the electric tool main body 20 on the side where the grip portion 50 extends toward the side where the grip portion 50 exists. 44 is provided, when the pulling operation is performed toward the side where the grip portion 50 exists, the position of the operation trigger 44 is advantageously separated from the gripping position when the grip portion 50 is gripped.
  • the power tool body 20 is set. Accordingly, when the grip portion 50 is gripped in the same manner as a pistol grip, and the operation trigger 44 is operated by the gripping gripper, the operation trigger 44 can be easily operated, and the operability as a tool is improved. .
  • the setting form of the electric tool 10 is set according to the use state. Can be changed. Specifically, when the electric tool 10 is used, it is set in a pistol state setting form (setting form indicated by reference sign P1 shown in FIG. 1) arranged so as to extend in the crossing direction. Can be accommodated as a setting form (setting form indicated by reference sign P2 shown in FIG. 1) in a straight state in which they are arranged so as to extend in the series direction. That is, since it is possible to select a setting mode that is advantageous for storage, the storage property when not in use is improved.
  • the housing 21 is provided with the trigger protection rib 26 that covers the outer periphery of the operation trigger 44, for example, the electric tool 10 is dropped and an external collision object such as the ground is generated. Even in the case where a contact collision occurs around the operation trigger 44, the operation trigger 44 is protected from the contact collision by the trigger protection rib 26. As a result, it is possible to prevent the operation trigger 44 from being damaged due to the contact collision of the external collision object.
  • the trigger protection rib 26 is configured to extend along the pulling operation direction of the operation trigger 44 when covering the outer periphery of the operation trigger 44, an external collision object hits the operation trigger 44 described above.
  • the output shaft 100 in the case of the pistol-type state setting form (setting form P1 shown in FIG. 1), the output shaft 100 with respect to the electric tool body 20.
  • a grip concave portion 54 is provided at a portion located on the opposite side of the position where the grip portion 54 is disposed.
  • the grip concave portion 54 exists on the rotation axis X of the output shaft 100 and has a concave shape toward the output shaft 100.
  • the electric tool which concerns on this invention it is not limited to above-described embodiment, In the range which does not change the summary of this invention, it can change suitably.
  • the electric power tool main body 20 and the grip part 50 rotate relatively so that they can be bent relative to the longitudinal direction of the electric power tool 10.
  • the shaft-supported connection was described.
  • the power tool according to the present invention is not limited to such an example, for example, the power tool body and the grip part are fixedly connected, or the power tool body and the grip part are integrated, It may be configured.
  • the housing, the operation trigger, and the trigger protection rib constituting the electric tool according to the present invention are limited to the shapes of the housing 21, the operation trigger 44, and the trigger protection rib 26 in the embodiment as described above. However, an appropriate shape can be selected.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Portable Power Tools In General (AREA)
PCT/JP2010/066663 2009-11-02 2010-09-27 電動工具 Ceased WO2011052319A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009251818A JP5501734B2 (ja) 2009-11-02 2009-11-02 電動工具
JP2009-251818 2009-11-02

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014104516A (ja) * 2012-11-25 2014-06-09 Hitachi Koki Co Ltd 電動工具
JP2014161953A (ja) * 2013-02-25 2014-09-08 Hitachi Koki Co Ltd 動力工具

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JPH08118259A (ja) * 1994-10-26 1996-05-14 Max Co Ltd 圧縮空気工具に於けるエアフィルタ装置
JPH10510210A (ja) * 1994-12-16 1998-10-06 ニューマティック・システムズ・インターナショナル・プロプライアタリ・リミテッド 相互に接続される複目的空気工具
JPH10277966A (ja) * 1997-04-03 1998-10-20 Meihou Kk 空圧作動装置
JP2000117654A (ja) * 1998-10-19 2000-04-25 Izumi Products Co 油圧圧着工具における作動油の戻し防止機構
JP2003322104A (ja) * 2002-05-01 2003-11-14 Max Co Ltd エア駆動機器
WO2006075524A1 (ja) * 2005-01-12 2006-07-20 Max Co., Ltd. 充電式電動工具
WO2006088060A1 (ja) * 2005-02-15 2006-08-24 Max Co., Ltd. 可搬式工具及び工程管理データ収集システム
JP2006321043A (ja) * 2005-05-17 2006-11-30 Milwaukee Electric Tool Corp 動力工具、バッテリ、充電器、およびそれらを動作させる方法

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Publication number Priority date Publication date Assignee Title
JPH01227349A (ja) * 1988-02-04 1989-09-11 Black & Decker Inc 電池パックの掛止め機構並びに該掛止め機構を備えた電気工具
JPH08118259A (ja) * 1994-10-26 1996-05-14 Max Co Ltd 圧縮空気工具に於けるエアフィルタ装置
JPH10510210A (ja) * 1994-12-16 1998-10-06 ニューマティック・システムズ・インターナショナル・プロプライアタリ・リミテッド 相互に接続される複目的空気工具
JPH10277966A (ja) * 1997-04-03 1998-10-20 Meihou Kk 空圧作動装置
JP2000117654A (ja) * 1998-10-19 2000-04-25 Izumi Products Co 油圧圧着工具における作動油の戻し防止機構
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