KR101783956B1 - Aluminium-fittings able to separation and assembling - Google Patents

Abstract

The present invention relates to an aluminum window which can be easily disassembled and assembled in an aluminum window so that the aluminum window can be disassembled when the window is to be replaced after the window has been installed, .
Specifically, the body 10, the nipple cover 20, the first polyamide plate 30, the second polyamide plate 40, the first osybar 50, the osy 60 and the second And an aluminum window that can be assembled and disassembled easily between the upper and lower casings and the upper and lower casings.

Description

{ALUMINUM-FITTINGS ABLE TO SEPARATION AND ASSEMBLING}

The present invention relates to an aluminum window which can be easily disassembled and assembled in an aluminum window so that the aluminum window can be disassembled when the window is to be replaced after the window has been installed, .

Specifically, the body 10, the nipple cover 20, the first polyamide plate 30, the second polyamide plate 40, the first osybar 50, the osy 60 and the second And an aluminum window that can be assembled and disassembled easily between the upper and lower casings and the upper and lower casings.

Products with excellent thermal insulation have been introduced in aluminum windows, and studies for increasing heat insulation are continuously being carried out.

There is a structure in which aluminum and polyamide (heat conduction barrier) are combined in the curtain wall window which is currently sold in the market.

6 and 7 of the accompanying drawings, and Figs. 6 and 7 show the structure of a conventional aluminum window.

In other words, as shown in FIGS. 6 and 7 of the accompanying drawings, in order to have a thermal insulation effect, a polyamide is used in order to further increase the heat insulation performance,

The commercially available polyamide-applied window can not be disassembled and assembled, and it is only partially separated for supporting and joining the window even if it is possible to develop a structure that can be disassembled and assembled for reuse purpose.

A description will now be given of a technique related to an aluminum window having a conventional polyamide.

First, a heat insulating material for a curtain wall frame (prior art 1) is disclosed in Japanese Patent Laid-Open Publication No. 10-2017-0039915.

The prior art 1 described above discloses a heat insulating material for a curtain wall frame, including glass bubbles or glass beads, with improved heat insulating performance and strength.

However, the prior art 1 differs from the technology proposed by the present applicant in that only a part of the heat insulating cover 240 polyamide material is used, and only a part of the constitution is dismantled, , It is not easy to replace windows.

On the other hand, in the case of the present invention proposed by the applicant of the present invention, the glass window to be coupled to both sides is configured to surround a glass window, while the other configuration is such that only two glass windows are supported, The other windows of the other side can be separated and the windows of the opposite side (one side) can be separated, thereby facilitating the replacement work.

Next, in Patent Registration No. 10-1470909, a functional insulating window (Prior Art 2) is described.

The prior art 2 includes an inner profile installed so as to cover an inner surface of a spaced-apart space between glass windows arranged at a predetermined interval; An outer profile coupled to the inner profile and configured to cover an outer surface of the spaced apart space; And a finishing cap which is fastened to cover the outer surface of the outer profile and into which the heat insulating material is inserted.

Next, Patent Publication No. 10-1543455 discloses a prefabricated curtain wall insulation reinforcing structure (Prior Art 3).

The prior art 3 discloses a prefabricated curtain wall heat insulating reinforcing structure having a heat insulating reinforcing panel mounted thereon to improve the heat insulating performance for securing the heat insulating property of the curtain wall constituting the shell of a building.

Finally, Japanese Patent Application Laid-Open No. 10-1610195 discloses a curtain wall window (prior art 4).

The prior art 4 can prevent the inflow of cold air or heat from the outside into the room to improve the heat insulating effect. When the window frame is opened or closed, the window frame is easily twisted due to the weight of the tempered glass, A window for a curtain wall is provided so as to prevent a phenomenon in which a curtain wall is bent or bent.

However, since the above-described prior arts 2 to 4 are different from the structure proposed by the applicant of the present invention due to the application of a part of polyamide and can not be separated in a fluid manner as in the prior art 1, It can not be corresponded to.

Published Japanese Patent Application No. 10-2017-0039915 (April 12, 2017) Patent Registration No. 10-1470909 (issued October 10, 2014) Registered Patent Publication No. 10-1543455 (Announced 2015.08.10) Patent Registration No. 10-1610195 (published on April 12, 2014)

An object of the present invention is to facilitate the replacement of a glass window by making it possible to disassemble and assemble an aluminum window so that the aluminum window can be disassembled when the window is to be replaced after the window is constructed,

Specifically, the body 10, the nipple cover 20, the first polyamide plate 30, the second polyamide plate 40, the first osybar 50, the osy 60 and the second And an aluminum window which can be assembled and disassembled easily between the upper and lower ends of the upper and lower casings.

According to an aspect of the present invention, there is provided an aluminum window which can be disassembled and assembled according to the present invention includes a body, a nipple cover, a first polyamide plate, a second polyamide plate, 40, the first osia bar 50, the osseo 60, and the second osseo bar 70 so as to be easily assembled and disassembled.

'자 형태를 갖는 꼭지커버 고정홈(12)이 상기 꼭지바(11)에 인접하게 2개 형성되며, 각 꼭지커버 고정홈(12)를 기준으로 꼭지바(11)의 반대 방향에 '

'자 형태를 갖는 폴리아미드 고정홈(13)이 형성되는 것을 특징으로 한다.In addition, the body 10 is a frame of a window, and a nipple bar 11 protrudes in the center of one side of the nipple 10, and on both sides of the nipple 11,

Two rectangular shaped cap cover fixing grooves 12 are formed adjacent to the cap bar 11 and are formed in the opposite direction of the cap bar 11 with respect to the respective cap cover fixing grooves 12,

Shaped polyamide fixing groove 13 is formed.

The cap cover 20 includes a U-shaped cover 21 formed to have a U-shape so as to completely cover the nipple 11 and a U-shaped cover 21 extending from both ends of the U- And a cover end portion 22 configured to have a shape,

A plurality of protrusions 21a protruding inward are formed on the inner surface of the C-shaped cover 21 so that the protrusions 21a directly abut against the nipple 11 to increase frictional force and to form an air layer to perform a heat insulation function .

The first polyamide plate 30 has an 'a' shape and is connected to one side of the nip cover 20, and the first polyamide plate end 31 is' And a vertical end portion 32 extending vertically therefrom and a horizontal end portion 33 extending vertically again from the vertical end portion 32. The vertical end portion 32 is formed at a lower end portion of the polyimide fixing groove 13, ) Is constituted.

In addition, the second polyamide plate 40 is formed in a 'C' shape, and is connected to the other side of the nipple cover 20, and the second polyamide plate end portion 41 is' And is inserted into the polyamide fixing groove 13 of the body 10 and connected to the other end of the polyamide fixing groove 13. The other end is protruded in a ' A bar fixing portion 42 is formed between the two first erect bar fixing portions 42 and the third bar fixing portion 42 is formed between the two first erect bar fixing portions 42 in the same direction as the first erecting bar fixing portion 42 in a " And is protruded.

Further, the second polyamide plate 40 is characterized in that it is joined after the first polyamide plate 30 is joined or after the nipple cover 20 is joined.

In addition, the first osai bar 50 has a "C" shape, and has one end longer than the other end,

At one end of the first osybar 50, which is elongated in length,

- a first ossa bar bent end portion 51 formed at a position abutting with the horizontal end portion 33 of the first polyamide plate 30 and being bent in a '

- a first osy bar curved end portion 52 constituted at a position where the curved " > " projection having a predetermined inclination is spaced apart from the first ossa bar bent end portion 51 by a predetermined distance is constituted ,

- a hollow (53) is formed between the first ossa bar bent end (51) and the first ossa bar bent end (52)

Two second polyamide plate fixing portions 54 are formed in both ends of the first osai bar 50 so as to have an 'a' shape in a direction facing each other, and the second polyamide plate fixing portions 54 Is fixed to the first oscillator fixing portion (42).

The first polyamide plate 40 may be bonded to the second polyamide plate 40 after the second polyamide plate 40 is bonded to the body 10, And is coupled to the body 10 in a state of being coupled with the body 10.

The first polyamide plate 30 may be attached to the body 10 after the nipple cover 20 is coupled to the body 10 or the first polyamide plate 30 may be coupled to the body 10, (40) is coupled to the body (10) after being coupled to the body (10).

The oasis 60 is installed to be supported by the vertical end portion 32 and the horizontal end portion 33 of the first polyamide plate 30 and has a shape of ' And the two second oscilla stabilizers 61 of the second oscillator 61 are formed to face each other.

In addition, the second osai bar 70 is connected to the osai 60 and is formed in a 'C' shape, one end of which is longer than the other end,

- One end of the long side abuts against the osai (60)

A second ossa bar curved end portion 71 having a predetermined inclination and curved direction opposite to the oblique angle 60 is formed at one end on the short side,

'의 형태가 연장되며, 이의 일단에는 상기 제2 오사이바 만곡 단부(71)와 반대방향을 갖도록 'ㄴ'자 형태로 절곡된 제2 오사이바 절곡 단부(72)가 형성되고,On the inner surface in the direction of the arrow 60,

Is formed at one end thereof with a second ossa bar bent end portion 72 bent in an 'a' shape so as to have an opposite direction to the second ossa bar curving end portion 71,

'의 형태 및 길이가 긴측의 일단 사이에 'ㄴ'자 형태를 갖는 오사이 고정부(73) 2개가 상호 개방되지 않은 부분이 마주하도록 형성되어,'

, And two opposed fixing portions 73 having an "a" shape between the ends of the long sides are formed so as to face each other,

The erroneous fixing part 73 is connected to the second erratic fixing part 61 of the eraser 60,

The second ossa bar curved end portion 71 and the second ossa bar bent end portion 72 are formed by the first ossa bar bent end portion 51 of the first ossa bar 50, (52), respectively.

The protruding length of the erroneous fixing part 73 is set to be longer than the protruding length of the second erratic fixing part 61, And a predetermined air layer is formed at the time of connection of the first electrode (61).

Further, the second osai bar 70 is coupled to the first osai bar 50 in a state where the osai 60 is coupled after the first osai bar 50 is coupled do.

The aluminum window which can be disassembled and assembled according to the present invention according to the present invention has the following effects.

① Economy and convenience: It is a combination of aluminum and polyamide (heat conduction barrier). It can be combined with curtain wall window which is sold in the market to have different structural characteristics.

It has a structure that can not be separated when it is assembled once it is sold in the market, and when it is coated once with a fluororesin, it is difficult to reuse it by re-coating with a different color.

On the other hand, since the present invention is a structure in which aluminum and polyamide are bonded in a fluid rather than fixed manner, it is easy to separate, and aluminum is separated and painted so that it is excellent in economy, convenience and efficiency.

2) Insulation aspect: In order to avoid the occurrence of heat and conduction parts of the inside and outside, a polyamide structure is doubly bonded and a plurality of air layers are formed.

1 is a view showing a completed assembled state of an aluminum window which can be disassembled and assembled according to the present invention.
2 to 5 are views sequentially illustrating an assembling procedure of an aluminum window which can be disassembled and assembled according to the present invention.
6 and 7 show the structure of a conventional aluminum window.

The terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings and the inventor can properly define the concept of the term to describe its invention in the best possible way And should be construed in accordance with the principles and meanings and concepts consistent with the technical idea of the present invention.

Therefore, the embodiments described in the present specification and drawings are only the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention. Therefore, various equivalents And variations are possible.

Before describing the present invention with reference to the accompanying drawings, it should be noted that the present invention is not described or specifically described with respect to a known configuration that can be easily added by a person skilled in the art, Let the sound be revealed.

The present invention relates to an aluminum window which can be easily disassembled and assembled in an aluminum window so that the aluminum window can be disassembled when the window is to be replaced after the window has been installed, .

The first polyamide plate 30, the second polyamide plate 40, the first osybar 50, the osai (or the first polyamide) plate 40, 60 and the second os- cava 70 are easily assembled and disassembled.

At this time, though not described in the following description, it is also possible to facilitate the assembly and disassembly by providing the 'v' groove in the structure as in the attached drawings.

1 is a view showing a completed assembled state of an aluminum window which can be disassembled and assembled according to the present invention.

2 to 5 are views sequentially illustrating an assembling procedure of an aluminum window which can be disassembled and assembled according to the present invention.

The body 10 is a frame of a window arranged in a normal or horizontal direction. In the present invention, the nipple 11 protrudes in the center of one side of the body 10 connected between the frames.

'자 형태를 갖는 꼭지커버 고정홈(12)이 상기 꼭지바(11)에 가장 인접하게 형성되고, 그 다음으로는 마찬가지로 '

'자 형태를 갖는 폴리아미드 고정홈(13)이 형성된다.On both sides of the nipple 11 of the body 10,

Shaped cap cover fixing groove 12 is formed closest to the nipple bar 11,

Shaped polyamide fixing groove 13 is formed.

That is, as described above, since the nipple fixing groove 12 and the polyamide fixing groove 13 are formed on both sides with respect to the nipple 11, two nipple fixing grooves 12 and two polyimide fixing grooves 13 may be formed.

The stopper cover 20 is configured to surround the stopper bar 11 of the body 10 and to be fixed to the stopper cover fixing groove 12. The stopper cover 20 has a U- And a cover end portion 22 extending from both ends of the U-shaped cover 21 and having one end formed in an 'a' shape.

At this time, a plurality of protrusions 21a protruding inward are formed on the inner surface of the U-shaped cover 21. The protrusions 21a directly abut against the nipple 11 to increase frictional force, while a predetermined air layer So that the heat insulating function is enabled.

A second projection (not shown) is formed on one surface of the cover end portion 22 extending from both ends of the U-shaped cover 21 in the direction of the body 10, and is engaged with one side of the body 10, A predetermined air layer is formed between the body 20 and the body 10 so that the heat insulating function can be performed while the cover cover 20 is connected to the body 10 by the cover end 22, .

The first polyamide plate 30 is connected and fixed to the body 10 after the nip cover 20 is connected and fixed. As shown in FIG.

The first polyamide plate 30 has an 'a' shape, and the first polyamide plate end 31 protrudes in an 'a' shape at one end to form a polyamide fixing groove 13).

And another end of the first polyamide plate 30 extends vertically again from the vertical end 32 and the vertical end 32 extending from the other end in the vertical direction so that the first polyamide plate 30 A horizontal end portion 33 extending horizontally to the other end of the first and second end portions 30,

This vertical end 32 and horizontal end 33 allow one end of the ossea 60 to be supported, which can be referred to Fig. 5 and described below.

The second polyamide plate 40 is fixedly connected to the opposite side to which the first polyamide plate 30 of the nip cover 20 is fixedly connected to support the windshield in a different direction.

The second polyamide plate end portion 41 may be formed in the shape of a letter "C", and the second polyamide plate end portion 41 may be inserted into another polyamide fixing groove 13 of the body 10 and connected thereto.

A first ocaibo fixing part 42 is protruded from the other surface of the second polyamide plate 40 in a 'b' shape. At this time, the first ocaibar fixing part 42 Two open sides are made to face each other.

The tip end 43 may protrude in the same direction as the first ossa bar fixing portion 42 between the two first ossa fixing portions 42 described above.

In the end direction of the second polyamide plate 40 tangent to the first ergonomic fixing portion 42 and the like, the first ergonomic bar 50 can be connected.

The first osybar 50 has a "C" shape and has one end extending longer than the other end.

A first ossa bar bent end 51 and a first ossa bar bent end 52 may be formed at one end of the first ossa bar 50 having a longer length, The end portion 51 is formed by being bent at a position where it abuts the horizontal end 33 of the first polyamide plate 30 and the first osy-bar curved end portion 52 is curved so as to be inclined at a predetermined inclination Is formed at a position spaced apart from the first ossa bar bent end 51 by a predetermined distance.

A hollow 53 may be formed by the first ossa bar bent end portion 51 and the first ossa bar bent end portion 52.

Two second polyamide plate fixing portions 54 protruding in a " C " shape in a direction opposite to each other are formed on one end of the first osai bar 50 having a relatively long length, Can be formed.

The second polyamide plate fixing portion 54 is coupled to the first eraser fixing portion 42 so that the first eraser 50 and the second polyamide plate 40 can be engaged with each other. (See Fig. 4 (b)).

The osai 60 is installed to be supported at the vertical end 32 and the horizontal end 33 of the first polyamide plate 30 and is coupled with the second osai bar 70 to form a first polyamide plate 30 are supported together.

At this time, the osai (60) is constituted of two 'o' -shaped second ossa fixing portions (61) protruding in the direction opposite to the body (10) .

As described above, one end of the seal 60 can be supported at the vertical end 32 and the horizontal end 33 of the first polyamide plate 30.

The second osai bar 70 is coupled to the ouside 60 and increases the supporting force of the osai 60 for supporting the window glass and functions as an outer frame like the first osai bar 50 .

The second oscillator 70 is formed in a 'C' shape, and one end may be longer than the other end. One end of the long side is in contact with the oissh 60 and the other end of the long side is curved in a "> " shape so that the predetermined direction is inclined. A sidewall curved end portion 71 is formed.

'의 형태가 연장되고, 이의 일단에는 'ㄴ'자 형태로 절곡된 제2 오사이바 절곡 단부(72)가 상기 제2 오사이바 만곡 단부(71)과 등진 형태를 갖도록 구성된다.On the other hand, on the inner surface of the second osai bar 70 on the side of the ozone generator 60,

And a second ossa bar folded end 72 bent in an 'a' shape is formed at the one end thereof so as to have the same shape as the second ossa bar folded end 71.

This second ossa bar curved end portion 71 and the second ossa bar bent end portion 72 are formed by the first ossa bar bent end portion 51 of the first ossa bar 50 and the first ossa bar bent end portion 51 of the first ossa bar 50, And the second ossa bar bent end 72 is engaged with the first ossa bar bent end 51 and the second ossa bar bent end 71 is engaged with the second ossa bar bent end 71, The curved ends 52 can be brought into mutual contact between the curved ends.

'의 형태 및 제1 오사이바(50)의 중공(53)에 의해 소정의 공기층이 형성되고, 이로 인해 단열 기능을 증진시킬 수 있는 이점이 있다.And the second ossa bar 70 and its'

And the hollow 53 of the first osy barrier 50 form a predetermined air layer, which has the advantage that the heat insulating function can be improved.

'의 형태와 길이가 긴 일단 사이에 'ㄴ'자 형태를 갖는 오사이 고정부(73)가 2개 형성될 수 있는데, 이 2개의 오사이 고정부(73)는 개방되지 않은 부분 간에 마주하도록 구성될 수 있다. 즉, 상호 간에 등지도록 구성될 수 있다.In addition, the second os-

', And two erroneous fixing portions 73 having an "a" -shaped shape between the long and long ends of the two fixing portions 73, Lt; / RTI > That is, they can be configured to be equal to each other.

This erroneous fixing portion 73 is connected to the second eraser fixing portion 61 of the eraser 60 described above.

On the other hand, by making the protruding length of the second erasing bar fixing portion 61 longer than the protruding length of the errone erecting portion 73, they are formed in a predetermined air layer according to the connection so that the heat insulating function is further enhanced can do.

This invention is capable of fluid disassembly and assembly as described above. Therefore, when the glass window is replaced, only the sealed part is removed and then the components are disassembled and assembled. (A) No separate tool for disassembly and assembly is required. (B) (C) It does not need to scrape off the surface, so the work is efficient and manpower consumption is low. , And economic advantages.

On the other hand, according to conventional windows, even if some disassembly is possible, the pieces for joining them are necessarily fastened. Even though screws are not shown in the patent literature, the simple disassembly / assembly method of the prior art requires a piece because the fastening force between the mutual structures is weak.

However, in the case of the present invention, not only the parts are coupled through the coupling grooves and the projections, but also they can be organically related to each other, so that the fastening force is increased so that the pieces are not needed.

For example, the configuration in which the end of the osai 60 is supported by the vertical end portion 32 and the horizontal end portion 33 of the first polyamide plate 30 and the configuration in which the second polyamide plate 40 and the first o A second ocea bar 70 coupled with the oceans 60 supported on the first polyamide 30 in a state where the seaba 50 is engaged is coupled to the first ocea bar 50, An example is a comprehensive organic construction in which each first polyamide plate 30 and second polyamide plate 40 are connected to the body 10 and are supported by the nipple 11.

That is, since there is at least an organic bonding relationship as in the present invention, the fastening can be achieved even if there is no piece.

It is apparent that the present invention is not limited to the configuration of the drawings, as described above with reference to the drawings, only the main points of the present invention are described, and various designs can be made within the technical scope thereof.

10: Body
11: tap bar
12: Stopper cover fixing groove
13: Polyamide fixing groove
20: Faucet Cover
21: C cover
21a:
22: cover end
30: first polyamide plate
31: First polyamide plate end
32: vertical end
33: Horizontal end
40: Second polyamide plate
41: second polyamide plate end
42: 1st Oshiba Goh government
43:
50: 1st Osiabar
51: first ossa bar bending end
52: 1st ossa barb end
53: hollow
54: Second polyamide plate fixing portion
60: Oh Sai
61: Second Oshiba Government
70: The second ossa bar
71: second ossa barb end
72: second ossa bar bending end
73: Oh Sai Go government

Claims (13)

A body (10) comprising a nipple (11);
A cap cover (20) configured to wrap around the nipple (11) of the body (10);
A first polyamide plate 30 coupled to one side of the nipple cover 20;
A second polyamide plate 40 coupled to the other side of the nipple cover 20;
A first osybar (50) connected to the second polyamide plate (40);
A second oscillator (70) connected to the first oscillator (50); And
(60) connected to the second osybar (70) in a state in which one side of the first polyamide plate (30) is in contact with the first polyamide plate (30) For aluminum windows,
(a) The body (10)
The frame of the window,
A nipple 11 protrudes in the center of one side thereof,
On both sides of the nipple 11,

Shaped cap fixing grooves 12 are formed adjacent to the nipple 11,
(11) in the direction opposite to the stopper groove (12)

Shaped polyamide fixing groove 13 is formed,
(b) The cap cover (20)
A cover end portion 22 extending from both ends of the C-shaped cover 21 and having one end formed in a 'C' shape so as to completely cover the nipple 11, Respectively,
A plurality of protrusions 21a protruding inward are formed on the inner surface of the C-shaped cover 21 so that the protrusions 21a are directly in contact with the nipple 11 to improve frictional force and an air layer is formed to perform a heat insulation function In addition,
(c) The first polyamide plate (30)
It has the form of 'b'
The first polyamide plate end portion 31 is protruded in a " C " shape at one end and fixed to the polyamide fixing groove 13 of the body 10,
Characterized in that at the other end a vertical end portion (32) extending in a vertical direction therefrom and a horizontal end portion (33) extending vertically again from the vertical end portion (32) are formed.
The method according to claim 1,
The second polyamide plate (40)
And is connected to the other side of the nipple cover 20,
The second polyamide plate end portion 41 at one end is formed in an "a" shape and inserted and connected to the polyamide fixing groove 13 of the body 10,
And the other end is constituted by a first ossa bar fixing part 42 which is protruded in a 'b' shape from one side and is arranged to face one of the two open sides,
Characterized in that a third end portion (43) protrudes in the same direction as the first ossa bar fixing portion (42) in the "ㅁ" shape between the two first ossa fixing portions (42) Possible aluminum window.
The method of claim 2,
Characterized in that the second polyamide plate (40) is joined after the first polyamide plate (30) is joined or after the tap cover (20) is joined.
The method of claim 2,
The first ossa bar (50)
It has a 'C' shape, one end is longer than the other end,
At one end of the first osybar 50, which is elongated in length,
- a first ossa bar bent end portion 51 formed at a position abutting with the horizontal end portion 33 of the first polyamide plate 30 and being bent in a '
- a first osy bar curved end portion 52 constituted at a position where the curved ">" projection having a predetermined inclination is spaced apart from the first ossa bar bent end portion 51 by a predetermined distance is constituted ,
- a hollow (53) is formed between the first ossa bar bent end (51) and the first ossa bar bent end (52)
Two second polyamide plate fixing portions 54 are formed in both ends of the first osai bar 50 so as to have an 'a' shape in a direction facing each other,
Characterized in that said second polyamide plate fixing portion (54) is engaged with a first eraser fixing portion (42).
The method of claim 4,
The first oscillator (50)
The second polyamide plate 40 is bonded to the second polyamide plate 40 after being bonded to the body 10,
Is coupled to the body (10) in combination with the second polyamide plate (40).
The method of claim 5,
The first polyamide plate (30)
The stopper cover 20 is coupled to the body 10 after being coupled to the body 10,
Characterized in that the first and second polyamide plates (40, 50) are joined to the body (10) after being joined to the body (10).
The method of claim 4,
The osai (60)
Is installed to be supported at the vertical end (32) and the horizontal end (33) of the first polyamide plate (30)
Characterized in that two 'o' -shaped second oscillator fixing portions (61) protruding in the direction opposite to the body (10) are formed to face each other.
The method of claim 7,
The second ossa (70)
And is connected to the osai (60) and is formed in a 'C' shape, one end being longer than the other end,
- One end of the long side abuts against the osai (60)
A second ossa bar curved end portion 71 having a predetermined inclination and curved direction opposite to the erosion angle 60 is formed at one end of the short side,
On the inner surface in the direction of the arrow 60,

Is formed at one end thereof with a second ossa bar bent end portion 72 bent in an 'a' shape so as to have an opposite direction to the second ossa bar curving end portion 71,
'

, And two opposed fixing portions 73 having an "a" shape between the ends of the long sides are formed so as to face each other,
The erroneous fixing part 73 is connected to the second erratic fixing part 61 of the eraser 60,
The second ossa bar curved end portion 71 and the second ossa bar bent end portion 72 are formed by the first ossa bar bent end portion 51 of the first ossa bar 50, To each of the end portions (52).
The method of claim 8,
The projecting length of the erroneous fixing portion 73 is,
By making the protruding length of the second eraser fixing portion 61 longer,
And a predetermined air layer is formed at the time of connection between the erroneous fixing part (73) and the second erratic bar fixing part (61).
The method of claim 7,
The second os- ciba (70)
Characterized in that after the first osybar (50) is engaged, the osy (60) is coupled to the first osybar (50) in a combined state. delete delete delete

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