KR20080003078U - .An electromotion luster grinder which possesses the adapter which is combined with a drill chuck. - Google Patents

.An electromotion luster grinder which possesses the adapter which is combined with a drill chuck. Download PDF

Info

Publication number
KR20080003078U
KR20080003078U KR2020070001766U KR20070001766U KR20080003078U KR 20080003078 U KR20080003078 U KR 20080003078U KR 2020070001766 U KR2020070001766 U KR 2020070001766U KR 20070001766 U KR20070001766 U KR 20070001766U KR 20080003078 U KR20080003078 U KR 20080003078U
Authority
KR
South Korea
Prior art keywords
coupling
adapter
coupled
drill chuck
drill
Prior art date
Application number
KR2020070001766U
Other languages
Korean (ko)
Inventor
김은희
Original Assignee
김은희
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 김은희 filed Critical 김은희
Priority to KR2020070001766U priority Critical patent/KR20080003078U/en
Publication of KR20080003078U publication Critical patent/KR20080003078U/en

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B23/00Portable grinding machines, e.g. hand-guided; Accessories therefor
    • B24B23/02Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B51/00Tools for drilling machines
    • B23B51/08Drills combined with tool parts or tools for performing additional working
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25FCOMBINATION 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
    • B25F3/00Associations of tools for different working operations with one portable power-drive means; Adapters therefor

Abstract

본 고안은 전동광택연마기의 모터 회전축과 연결된 결합구에 결합되는 어댑터와, 상기한 어댑터의 상측에 형성된 결합축에 결합되는 드릴척을 구비하여 광택 휠 또는 연마 휠과, 드릴공구날이 결합되는 드릴척과 결합한 어댑터를 선택적으로 결합구에 결합하여 연마기 및 광택기 또는 드릴공구날 또는 드릴공구를 사용하게 전동드릴의 기능을 함께 사용하도록 한 드릴척과 결합되는 어댑터를 구비한 전동광택연마기에 관한 것이다.  The present invention has an adapter coupled to the coupling tool connected to the motor shaft of the electric polishing machine, and a drill chuck coupled to the coupling shaft formed on the upper side of the adapter, polished wheel or polishing wheel, drill chuck coupled drill tool and The present invention relates to an electro-polished polishing machine having an adapter coupled to a drill chuck which selectively couples the coupled adapter to the coupling sphere to use the functions of the power drill to use a grinder and a polisher or a drill tool or a drill tool.

본 고안은 일측에 보조손잡이(11)를 형성하고, 하부에 스위치(12)를 구비한 손잡이(13)를 형성한 본체(10)의 선단 하부에 구성된 광택부재를 구비한 휠(14)과, 상기 본체(10)에 내재된 모터(15)의 회전축(16)과 연결되어 회전되는 결합구(17)와, 상기 결합구(17)에 상기 광택부재를 구비한 휠(14)을 나사결합한 전동광택연마기(100)에 있어서, 상기 결합구(17)에 결합되도록 하부에 결합공(21)을 형성하며, 상기 결합공(21)의 양측에 지지턱(22)을 각각 형성하고, 외측둘레에 자석(30)이 삽입되도록 다수개의 삽입공(23)을 각각 형성하며, 상부중앙에 외주연에 나사산을 형성한 결합축(24)을 형성한 어댑터(adapter)(20)와;The present invention forms a secondary handle 11 on one side, the wheel 14 having a gloss member configured at the lower end of the main body 10 formed a handle 13 having a switch 12 at the bottom, Electric drive screwing the coupling sphere 17 is rotated in connection with the rotary shaft 16 of the motor 15 inherent in the main body 10, and the wheel 14 provided with the glossy member to the coupling sphere 17 In the polished polisher 100, the coupling hole 21 is formed at the bottom to be coupled to the coupling sphere 17, the support jaw 22 is formed on both sides of the coupling hole 21, respectively, on the outer circumference An adapter 20 which forms a plurality of insertion holes 23 so that the magnets 30 are inserted, respectively, and has a coupling shaft 24 formed with a screw thread on its outer circumference;

상기 결합축(24)에 결합되도록 외주연에 나사산을 형성한 체결공(41)을 하부면 중앙에 형성한 드릴척(40)을 구비한 것을 특징으로 하는 드릴척과 결합되는 어댑터를 구비한 전동광택연마기를 제공하고자 하는 것이다.Electric polishing machine with an adapter coupled with the drill chuck characterized in that it comprises a drill chuck 40 formed in the center of the lower surface of the fastening hole 41 formed in the outer periphery to be coupled to the coupling shaft 24 Is to provide.

전동광택연마기, 어댑터, 드릴척 Electric Polishing Machine, Adapter, Drill Chuck

Description

드릴척과 결합되는 어댑터를 구비한 전동광택연마기.{An electromotion luster grinder which possesses the adapter which is combined with a drill chuck.}{An electromotion luster grinder which possesses the adapter which is combined with a drill chuck.}

도 1은 본 고안에 따른 결합 사시도.1 is a perspective view of the coupling according to the present invention.

도 2는 본 고안에 따른 분리 사시도.Figure 2 is an exploded perspective view according to the present invention.

도 3은 종래의 전동광택연마기.Figure 3 is a conventional electric polish polisher.

* 도면의 주요부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings

10: 본체 11: 보조손잡이10: main body 11: auxiliary handle

12: 스위치 13: 손잡이12: switch 13: knob

14: 휠 15: 모터14: wheel 15: motor

16: 회전축 17: 결합구16: axis of rotation 17: coupling sphere

20: 어댑터(adapter) 21: 결합공20: adapter 21: coupling hole

22: 지지턱 23: 삽입공22: support jaw 23: insertion hole

30: 자석 40: 드릴척30: magnet 40: drill chuck

41: 체결공 100: 41: Fastener 100:

본 고안은 전동광택연마기의 모터 회전축과 연결된 결합구에 결합되는 어댑터와, 상기한 어댑터의 상측에 형성된 결합축에 결합되는 드릴척을 구비하여 광택 휠 또는 연마 휠과, 드릴공구날이 결합되는 드릴척과 결합한 어댑터를 선택적으로 결합구에 결합하여 연마기 및 광택기 또는 드릴공구날 또는 드릴공구를 사용하게 전동드릴의 기능을 함께 사용하도록 한 드릴척과 결합되는 어댑터를 구비한 전동광택연마기에 관한 것이다. The present invention has an adapter coupled to the coupling tool connected to the motor shaft of the electric polishing machine, and a drill chuck coupled to the coupling shaft formed on the upper side of the adapter, polished wheel or polishing wheel, drill chuck coupled drill tool and The present invention relates to an electro-polished polishing machine having an adapter coupled to a drill chuck which selectively couples the coupled adapter to the coupling sphere to use the functions of the power drill to use a grinder and a polisher or a drill tool or a drill tool.

일반적으로 종래의 전동광택연마기는 도 3에 도시한 바와 같이 일측에 보조손잡이(11)를 형성하고, 하부에 스위치(12)를 구비한 손잡이(13)를 형성한 본체(10)의 선단 하부에 구성된 광택부재를 구비한 휠(14)과, 상기 본체(10)에 내재된 모터(15)의 회전축(16)과 연결되어 회전되는 결합구(17)와, 상기 결합구(17)에 상기 광택부재를 구비한 휠(14)을 나사결합하여 구성한다.In general, the conventional electro-polished polishing machine is formed in the auxiliary handle 11 on one side, as shown in Figure 3, the lower portion of the front end of the main body 10 formed a handle 13 having a switch 12 at the bottom The wheel 14 having the configured gloss member, a coupler 17 which is rotated in connection with the rotation shaft 16 of the motor 15 embedded in the main body 10, and the gloss on the coupler 17 The wheel 14 provided with a member is comprised by screwing.

상기와 같은 전동광택연마기(100)의 하부에 연마부재 또는 광택부재를 구비한 휠(14)을 전동광택기의 결합구(17)에 결합하여 어떠한 물품의 표면을 광택 내거나 연마를 하는데 사용하여 왔다.The wheel 14 having an abrasive member or a gloss member at the lower portion of the electropolished polishing machine 100 as described above has been used to lubricate or polish the surface of any article by combining the engaging tool 17 of the electropolished machine.

그러나 상기한 전동광택연마기는 광택 또는 연마가 대상되는 물품의 표면을 광택 또는 연마만 하는데 사용했으므로 광택 또는 연마 이외에 다른 부가사용기능 이 없었으므로 대상되는 물품의 표면을 광택 또는 연마 후 일정한 장소에 보관하였으며, 드릴척이 결합되는 어댑터(adapter)가 결합되어 드리날 또는 드릴공구를 사용할 수 있는 부가기능을 추가하지 못한 문제점이 있었다However, since the electro-polished polishing machine was used only to polish or polish the surface of the object to be polished or polished, there was no additional use function other than polished or polished, so that the surface of the article was stored in a certain place after polishing or polishing. However, there was a problem in that it was not possible to add an additional function to use a drill tool or a drill tool because the adapter to which the drill chuck was coupled

상기와 같은 문제점을 해결하기 위해서, 본 고안은 전동광택연마기의 모터 회전축과 연결된 결합구에 결합되는 어댑터와, 상기한 어댑터의 상측에 형성된 결합축에 결합되는 드릴척을 구비하여 광택 휠 또는 연마 휠과, 드릴공구날이 결합되는 드릴척과 결합한 어댑터를 선택적으로 결합구에 결합하여 연마기 및 광택기 또는 드릴공구날 또는 드릴공구를 사용하게 전동드릴의 기능을 함께 사용하도록 한 새로운 드릴척과 결합되는 어댑터를 구비한 전동광택연마기를 제공하고자 하는 것이다.In order to solve the above problems, the present invention is provided with an adapter coupled to the coupling tool connected to the motor shaft of the electric polishing machine, and a drill chuck coupled to the coupling shaft formed on the upper side of the adapter and polished wheel or polishing wheel and Adapter with a new drill chuck, optionally combined with a drill chuck to which the drill tool blade is coupled, to a coupling tool to use the power of the drill together with a grinder and polisher or drill tool or drill tool. It is to provide an electric polish polisher.

이와 같은 목적을 달성하기 위해서, 일측에 보조손잡이(11)를 형성하고, 하부에 스위치(12)를 구비한 손잡이(13)를 형성한 본체(10)의 선단 하부에 구성된 광택부재를 구비한 휠(14)과, 상기 본체(10)에 내재된 모터(15)의 회전축(16)과 연결되어 회전되는 결합구(17)와, 상기 결합구(17)에 상기 광택부재를 구비한 휠(14)을 나사결합한 전동광택연마기(100)에 있어서,In order to achieve the above object, a wheel having a gloss member formed on the lower end of the main body 10 having the auxiliary handle 11 formed on one side and the handle 13 having the switch 12 formed on the lower side thereof. 14, a coupler 17 which is connected to the rotary shaft 16 of the motor 15 embedded in the main body 10 and rotated, and a wheel 14 having the gloss member in the coupler 17. In the electro-polished polishing machine 100 by screwing)

상기 결합구(17)에 결합되도록 하부에 결합공(21)을 형성하며, 상기 결합공(21)의 양측에 지지턱(22)을 각각 형성하고, 외측둘레에 자석(30)이 삽입되도록 다수개의 삽입공(23)을 각각 형성하며, 상부중앙에 외주연에 나사산을 형성한 결합 축(24)을 형성한 어댑터(adapter)(20)와; 상기 결합축(24)에 결합되도록 외주연에 나사산을 형성한 체결공(41)을 하부면 중앙에 형성한 드릴척(40)을 구비한 것을 특징으로 한다.A coupling hole 21 is formed at the lower portion to be coupled to the coupling hole 17, and support jaws 22 are formed at both sides of the coupling hole 21, and a plurality of magnets 30 are inserted into the outer circumference. Adapters 20 each of which has two insertion holes 23 formed therein and a coupling shaft 24 having threads formed on its outer periphery at an upper center thereof; It characterized in that it comprises a drill chuck 40 formed in the center of the lower surface of the fastening hole 41 is formed on the outer periphery to be coupled to the coupling shaft 24.

이하, 본 고안을 첨부된 도면에 의하여 상세하게 설명하면 다음과 같다.Hereinafter, described in detail by the accompanying drawings of the present invention as follows.

도 1은 본 고안에 따른 결합 사시도이고, 도 2는 본 고안에 따른 분리 사시도, 도 3는 종래의 전동광택연마기도이다.Figure 1 is a combined perspective view according to the present invention, Figure 2 is an exploded perspective view according to the present invention, Figure 3 is a conventional electric polish polisher.

본 고안에 따른 드릴척과 결합되는 어댑터를 구비한 전동광택연마기를 도 1 및 도 2, 도 3에 도시된 것을 참조하여 설명하면;Referring to the electropolished polishing machine having an adapter coupled to the drill chuck according to the present invention with reference to those shown in Figures 1 and 2, 3;

일측에 보조손잡이(11)를 형성하고, 하부에 스위치(12)를 구비한 손잡이(13)를 형성한 본체(10)의 선단 하부에 구성된 광택부재를 구비한 휠(14)과, 상기 본체(10)에 내재된 모터(15)의 회전축(16)과 연결되어 회전되는 결합구(17)와, 상기 결합구(17)에 상기 광택부재를 구비한 휠(14)을 나사결합한 전동광택연마기(100)로 구성한다.A wheel 14 having a gloss member formed at a lower end of a main body 10 having an auxiliary handle 11 formed at one side and a handle 13 having a switch 12 formed at a lower portion thereof, Electric polishing machine which screwed the coupling sphere 17 is connected to the rotary shaft 16 of the motor 15 inherent to the rotating shaft 16, and the wheel 14 having the glossy member to the coupling sphere 17 ( 100).

본 고안은 상기 전동광택연마기(100)의 상기 결합구(17)와 결합하는 어댑터(adapter)(20)와, 상기 어댑터(20)와 결합되는 드릴척(40)으로 구성한다.The present invention is composed of an adapter (20) for coupling with the coupler 17 of the electro-polished polishing machine (100), and a drill chuck (40) for coupling with the adapter (20).

상기 어댑터(20)는 상기 결합구(17)에 결합되도록 하부에 결합공(21)을 형성한다.The adapter 20 forms a coupling hole 21 at the bottom to be coupled to the coupler 17.

상기 어댑터(20)의 하부에 형성된 상기 결합공(21)의 양측에 일정한 거리를 두고 지지턱(22)을 각각 형성하며, 그 외측둘레에 자석(30)이 삽입되도록 다수개의 삽입공(23)을 각각 형성한다.The support jaw 22 is formed at both sides of the coupling hole 21 formed at the lower portion of the adapter 20 at a predetermined distance, respectively, and a plurality of insertion holes 23 are inserted in the outer circumference thereof. Form each.

상기 삽입공(23)은 상기 어댑터(20)의 외주연에 복수개가 형성하는 것이 바람직하나 복수개이상으로도 형성할 수 있다.Preferably, a plurality of insertion holes 23 are formed on the outer circumference of the adapter 20, but a plurality of insertion holes 23 may be formed.

상기 삽입공(23)에 삽입되어 고정되는 상기 자석(30)은 상기 결합공(21)에 삽입된 상기 결합구(17)가 안정적으로 결합되도록 하기위해 구비한다.The magnet 30 inserted into and fixed to the insertion hole 23 is provided to stably couple the coupling hole 17 inserted into the coupling hole 21.

또한, 상기 어댑터(20)의 상부 중앙에는 외주연에 나사산을 형성한 결합축(24)을 형성한다.In addition, the coupling shaft 24 formed with a screw thread on the outer circumference is formed in the upper center of the adapter 20.

상기 드릴척(40)은 상기 어댑터(20)의 상기 결합축(24)에 결합되도록 외주연에 나사산을 형성한 체결공(41)을 형성한다.The drill chuck 40 forms a fastening hole 41 having a screw thread formed on an outer circumference thereof so as to be coupled to the coupling shaft 24 of the adapter 20.

따라서 상기 체결공(41)에서 상기 결합축(24)이 나사결합하여 쉽게 탈부착될 수 있으며, 상기 어댑터(20)의 상기 결합공(21)은 상기 결합구(17)에 삽탈이 용이하도록 형성한다.Therefore, the coupling shaft 24 in the fastening hole 41 can be easily attached and detached, the coupling hole 21 of the adapter 20 is formed to be easily inserted into the coupling hole 17. .

상기 드릴척(40)은 공지의 드릴척으로서 드릴척(40)의 상부면의 입구에 드릴날(100) 또는 드릴공구가 삽입하고, 상기 드릴척(40)의 복수개로 상하부로 결합구성된 몸체(42a, 42b)의 하부 몸체(42b)를 회전하여 내측에서 승강되는 조임빨(미도시)에 의해 삽입된 드릴날 또는 드릴공구를 고정하여 사용한다.The drill chuck 40 is a drill chuck 40 or a drill tool 100 is inserted into the inlet of the upper surface of the drill chuck 40 as a known drill chuck, the plurality of the drill chuck 40 is composed of a plurality of the body 42a, 42b Rotating the lower body 42b is used to fix the drill blade or drill tool inserted by the tightening teeth (not shown) to be elevated from the inside.

상술한 바와같이 본 고안은 전동광택연마기의 모터의 회전축과 연결된 결합구에 결합되는 결합공을 갖는 어댑터에 자석을 형성하고, 상기한 어댑터의 결합축에 결합되는 하부면에 체결공을 갖는 드릴척을 구비하여 전동광택연마기의 고유의 기능인 연마 또는 광택 이외에 드릴날 또는 드릴공구를 겸용하여 전동드릴을 대체 하여 사용할 수 있는 효과가 있다.As described above, the present invention forms a magnet in an adapter having a coupling hole coupled to a coupling tool connected to a rotating shaft of a motor of an electro-political polishing machine, and a drill chuck having a coupling hole in a lower surface coupled to the coupling shaft of the adapter. Equipped with a drill or a drill tool in addition to grinding or polishing, which is an inherent function of the electric polished polishing machine, it is possible to replace the electric drill.

또한, 어댑터에 자석을 삽입하여 상기한 어댑터가 결합구에 안정적으로 삽입되어 고정되도록 하는 효과가 있다.In addition, by inserting a magnet into the adapter has the effect that the adapter is stably inserted and fixed to the coupler.

Claims (1)

일측에 보조손잡이(11)를 형성하고, 하부에 스위치(12)를 구비한 손잡이(13)를 형성한 본체(10)의 선단 하부에 구성된 광택부재를 구비한 휠(14)과, 상기 본체(10)에 내재된 모터(15)의 회전축(16)과 연결되어 회전되는 결합구(17)와, 상기 결합구(17)에 상기 광택부재를 구비한 휠(14)을 나사결합한 전동광택연마기(100)에 있어서,A wheel 14 having a gloss member formed at a lower end of a main body 10 having an auxiliary handle 11 formed at one side and a handle 13 having a switch 12 formed at a lower portion thereof, Electric polishing machine which screwed the coupling sphere 17 is connected to the rotary shaft 16 of the motor 15 inherent to the rotating shaft 16, and the wheel 14 having the glossy member to the coupling sphere 17 ( 100), 상기 결합구(17)에 결합되도록 하부에 결합공(21)을 형성하며, 상기 결합공(21)의 양측에 지지턱(22)을 각각 형성하고, 외측둘레에 자석(30)이 삽입되도록 다수개의 삽입공(23)을 각각 형성하며, 상부중앙에 외주연에 나사산을 형성한 결합축(24)을 형성한 어댑터(adapter)(20)와;A coupling hole 21 is formed at the lower portion to be coupled to the coupling hole 17, and support jaws 22 are formed at both sides of the coupling hole 21, and a plurality of magnets 30 are inserted into the outer circumference. Adapters 20 each of which has two insertion holes 23 formed therein and a coupling shaft 24 having threads formed on its outer periphery at an upper center thereof; 상기 결합축(24)에 결합되도록 외주연에 나사산을 형성한 체결공(41)을 하부면 중앙에 형성한 드릴척(40)을 구비한 것을 특징으로 하는 드릴척과 결합되는 어댑터를 구비한 전동광택연마기.Electric polishing machine with an adapter coupled with the drill chuck characterized in that it comprises a drill chuck 40 formed in the center of the lower surface of the fastening hole 41 formed in the outer periphery to be coupled to the coupling shaft 24 .
KR2020070001766U 2007-01-31 2007-01-31 .An electromotion luster grinder which possesses the adapter which is combined with a drill chuck. KR20080003078U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2020070001766U KR20080003078U (en) 2007-01-31 2007-01-31 .An electromotion luster grinder which possesses the adapter which is combined with a drill chuck.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2020070001766U KR20080003078U (en) 2007-01-31 2007-01-31 .An electromotion luster grinder which possesses the adapter which is combined with a drill chuck.

Publications (1)

Publication Number Publication Date
KR20080003078U true KR20080003078U (en) 2008-08-05

Family

ID=41323947

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2020070001766U KR20080003078U (en) 2007-01-31 2007-01-31 .An electromotion luster grinder which possesses the adapter which is combined with a drill chuck.

Country Status (1)

Country Link
KR (1) KR20080003078U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110560752A (en) * 2019-09-02 2019-12-13 韩彩玲 integrated drilling and grinding dual-purpose tool for precision machinery manufacturing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110560752A (en) * 2019-09-02 2019-12-13 韩彩玲 integrated drilling and grinding dual-purpose tool for precision machinery manufacturing
CN110560752B (en) * 2019-09-02 2020-07-31 深圳市新昌晶鑫金属制品有限公司 Integrated drilling and grinding dual-purpose tool for precision machinery manufacturing

Similar Documents

Publication Publication Date Title
ES2786188T3 (en) Apparatus for mounting / dismounting a grinding tool for grinder
US9731412B2 (en) Hand operated power tool
KR100973157B1 (en) Attachable device for hand grinding disk holder
CN110116354B (en) Hand-held and hand-guided power tool and work element for the same in the form of a back cushion
KR200461856Y1 (en) Manual Driver for Medical
US9333616B2 (en) Self-leveling sandpaper grinding machine
KR20080003078U (en) .An electromotion luster grinder which possesses the adapter which is combined with a drill chuck.
CN101163570B (en) Sand pad locker for sander
KR20110116640A (en) Grinding wheel for dry process abrader
CN209970385U (en) Eccentric quick change structure of abrasive disc
US20140265166A1 (en) Hex Shaft Drive Arbor
CN213438905U (en) Novel angle grinder abrasive disc mount pad
KR100951966B1 (en) Tool box of calender
CN212044060U (en) Polishing equipment for industrial machinery
JP5682410B2 (en) Dust collection adapter and power tool with dust collection adapter
KR20110111823A (en) The exchange tools for a polishing device
CN206578668U (en) A kind of machinery part surface processing unit
CN113547460A (en) Polishing or sanding element and hand-guided power tool
KR20080002201U (en) .An electromotion luster grinder which has a union part which formes the union hole at lower part
CN206507514U (en) A kind of hand holding type miniature manicure radian sander
CN211940159U (en) Grinding device for jacking block machining production
KR200451936Y1 (en) Brush device of hand grinder
JP2007152538A (en) Connection tool for disc grinder
KR20110116639A (en) Grinding segment for dry process abrader
KR101615727B1 (en) Grinding apparatus

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee