KR101608944B1 - Steel mold form for construction and method for forming structure using the same - Google Patents
Steel mold form for construction and method for forming structure using the same Download PDFInfo
- Publication number
- KR101608944B1 KR101608944B1 KR1020150086622A KR20150086622A KR101608944B1 KR 101608944 B1 KR101608944 B1 KR 101608944B1 KR 1020150086622 A KR1020150086622 A KR 1020150086622A KR 20150086622 A KR20150086622 A KR 20150086622A KR 101608944 B1 KR101608944 B1 KR 101608944B1
- Authority
- KR
- South Korea
- Prior art keywords
- corner
- foam
- intermediate connection
- bending
- foam body
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 32
- 239000010959 steel Substances 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims description 33
- 238000010276 construction Methods 0.000 title abstract description 10
- 239000006260 foam Substances 0.000 claims description 114
- 238000005452 bending Methods 0.000 claims description 21
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 239000011888 foil Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000037303 wrinkles Effects 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 description 9
- 230000008878 coupling Effects 0.000 description 8
- 238000005859 coupling reaction Methods 0.000 description 8
- 238000005304 joining Methods 0.000 description 6
- 238000009415 formwork Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 238000004826 seaming Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G9/00—Forming or shuttering elements for general use
- E04G9/10—Forming or shuttering elements for general use with additional peculiarities such as surface shaping, insulating or heating, permeability to water or air
-
- E04B1/54—
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G9/00—Forming or shuttering elements for general use
- E04G9/02—Forming boards or similar elements
- E04G9/06—Forming boards or similar elements the form surface being of metal
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
Description
The present invention relates to a steel formwork for building use, and more particularly, to a method for forming a steel mold form for building and a method of forming an architectural structure using the same.
In general, the prefabricated formwork is used to form a concrete structure in construction or civil engineering. The prefabricated formwork is largely composed of a sidewall panel vertically installed on the ground and a slab panel installed on the sidewall panel.
Korean Patent Registration No. 10-0655505 discloses a method of fixing a side frame panel and a connection frame by inserting a wedge pin into a pin hole formed in a side wall panel and a connection frame in a state where a connection frame is seated on an upper end of a side wall panel, With the slab panel in place, the connecting frame and the slab panel are fixed to the connecting frame and the slab panel, respectively, by fitting the wedge pin, and a yoke beam is interposed between the slab panels to horizontally connect the longitudinally continuous slab panels. .
However, in such a case, horizontal shear phenomenon occurs in the slab panel and the connecting frame due to the shear load applied to the slab panel due to the concrete pouring, and the flatness of the concrete structure is lowered after the mold release, There is a problem.
In addition, conventionally, when a mold for forming a column or a beam is assembled in the field, it is not formed as a unit foam, so that a construction period due to assembly and installation is increased.
A prior art related to the present invention is Korea Registered Patent Registration No. 10-0511595 (registered on Aug. 24, 2005).
It is an object of the present invention to provide a concrete structure which can be assembled on-site in different joining methods to form a concrete pouring space and can be formed into a frame without separate dismantling work, Steel mold form and an architectural structure forming method using the same.
It is another object of the present invention to provide a method for forming a steel mold form for building and a method of forming an architectural structure using the same, which can achieve mass production by standardizing a unit form corresponding to each rim in order to form a concrete pouring space.
Another object of the present invention is to provide a method of forming a steel mold for a building, which is capable of assembling and joining joint parts between unit forms using an assembly punching, a seaming method and an attaching welding, and an architectural structure forming method using the same.
In a preferred embodiment, the present invention provides a steel mold form for building use.
A plurality of corner foams disposed at corner portions of the concrete casting space and having a predetermined length and formed in a right angle shape and having a pair of latching protrusions formed at both ends thereof; And a plurality of intermediate connection forms that allow the plurality of edge forms to be hooked together.
Wherein each of the plurality of corner foams comprises a corner foam body having a predetermined length and being bent in a right angle and having the pair of latching protrusions formed at both ends thereof and a corner foam body provided inside the corner foam body, It is preferable to provide a reinforcing corrugated plate having a plurality of corrugations along the direction in which it is formed.
Preferably, each of the pair of latching protrusions is formed in a 'B' shape along a direction opposite to each other.
Preferably, the plurality of intermediate connection forms comprises a plurality of first intermediate connection forms and a plurality of second intermediate connection forms.
Each of the plurality of first intermediate connection foams is formed on a plate-shaped first connection foam body having a predetermined length and at one end of the first connection foam body. A first connecting protrusion formed on the other end of the first connecting foam body and bent along the same direction as a bending direction of the first connecting protrusion to form a first latching groove; It is preferable to provide the latching groove portion.
Wherein each of the plurality of second intermediate connection foams comprises a plate-shaped second connection foam body having a predetermined length, and a pair of second connection foam bodies each bent at both ends of the second connection foam body in directions opposite to each other to form a second latching groove And the second engaging groove portion of the second engaging portion.
Preferably, each of the first and second engagement grooves is bent in a 'P' shape.
Each of the first and second engagement grooves has a first body bent in a letter shape and a second body disposed on an outer side of the first body and bent to correspond to the shape of the first body, 2 body and a bending body for connecting the first body and the second body to each other.
The bending body may be curved to guide the second body toward the first body.
Preferably, the first connection foam body and the second connection foam body are provided with a reinforcing wrinkle plate along a direction perpendicular to the length.
In another aspect, the present invention provides a method of forming an architectural structure using a steel mold form for construction.
The method for constructing a structure using a steel mold for building according to the present invention includes a first assembling step of arranging a plurality of corner foils having a predetermined length formed by steel and formed in a right angle and having a pair of latching protrusions formed at both ends thereof; A second assembly step of connecting the plurality of corner foams to each other using a plurality of intermediate connection foils formed of steel to form a concrete installation space therein; And a concrete curing step of pouring concrete into the concrete pouring space and allowing the concrete to be cured to be adhered and fixed to the inner surfaces of the plurality of corner foams and the plurality of intermediate connection foams.
The present invention has the effect that on-site assembly can be performed on different parts in different coupling methods so as to form a concrete pouring space.
Further, the present invention has the effect of increasing the strength and the supporting force by forming the rim of the column or beam itself after the poured concrete is cured, without performing any separate dismantling work.
Further, the present invention does not disassemble after concrete curing, thereby simplifying the process and saving the cost and time required for the conventional work dismantling work.
In addition, the present invention has the effect of achieving mass production by standardizing the unit foam corresponding to each rim of the concrete installation space.
Further, the present invention has the effect of classifying and assembling the joint portions between the unit forms by using the assembly punching, seaming method, and attaching welding.
1 is a perspective view showing an edge foam according to the present invention;
2 is a perspective view showing a first intermediate connection form according to the present invention;
3 is a perspective view showing a second intermediate connection form according to the present invention.
4 is a cross-sectional view showing the first intermediate connection form of Fig.
Figure 5 is a cross-sectional view showing the second intermediate connection form of Figure 3;
6 is a view showing a process of installing a steel mold form of the present invention for forming a column.
7 is a view showing a process of installing a steel mold foam of the present invention for forming a large beam.
FIG. 8 is a view showing a process of installing a steel mold foam of the present invention for joining columns and beams.
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail with reference to the accompanying drawings.
2 is a perspective view showing a first intermediate connection form according to the present invention, FIG. 3 is a perspective view showing a second intermediate connection form according to the present invention, and FIG. 4 is a perspective view showing a second intermediate connection form according to the present invention, Is a sectional view showing the first intermediate connection form of Fig. 2, and Fig. 5 is a sectional view showing the second intermediate connection form of Fig.
1 to 5, the construction of a steel mold for building use according to the present invention will be described.
Corner Foam (100)
Referring to FIG. 1, the
The plurality of
The corrugation of the reinforcing
Here, each of the pair of
In addition, although not shown in the drawings, the corrugation of the reinforcing
middle Connection form
2 through 5, the intermediate connection foam according to the present invention is composed of a first
2 and 4, the first
The
3 and 5, the second
In particular, each of the first and
Accordingly, the first and
The length of the
Although not shown in the drawing, a spherical protrusion having a spherical cross section may be further formed at the end of the
In addition, since the
Although not shown in the drawings, the
Next, examples of forming various concrete pouring spaces by using the steel mold form for building according to the present invention constituted as described above will be described.
6 is a view showing a process of installing a steel mold form of the present invention for forming a column.
My 1 assembly step
Referring to FIG. 6, four edge foams 100 and four first and second intermediate connection foams 200 and 300 are prepared.
So that four corner foils 100 to be prepared are arranged at each corner of the concrete installation space.
My 2 assembly step
The plurality of
In detail, one
The connection method is such that the latching
In this manner, the four corners are assembled using the
Next, four second intermediate connection forms 300 are used to connect the first
Here, a pair of
The
The latching
In this manner, the second
Here, the
It may also be fixed using a simmering machine or attaching welding.
In the present invention, the second
Concrete Curing step
Concrete is poured into the concrete pouring space and the cured concrete is attached and fixed to the inner edges of the plurality of edge foams 100 and the plurality of intermediate connection foams.
Therefore, the inner surface of each of the edge forms 100, intermediate connection forms is attached to the concrete that is cured in a columnar shape, and each of the edge forms and intermediate connection forms acts as a rim of the column to increase the strength.
In addition, there is no need to dismantle the concrete after curing, thereby simplifying the process, shortening the air, improving the workability, and reducing the amount of waste due to mold disassembly.
FIG. 7 is a view showing an installation process of a steel mold foam according to the present invention for forming a large beam, and FIG. 8 is a view showing a process of installing a steel mold foam according to the present invention for joining columns and beams.
Referring to FIG. 7, two edge foams 100, four first intermediate connecting
In order to form one corner, one
Next, another
Therefore, the two surfaces are formed to face each other.
Next, a pair of edge foams 100 arranged to face the second
The coupling protrusions 120 of the
In this manner, the second
Here, the
It may also be fixed using a simmering machine or attaching welding.
In the present invention, the second
overall '
'Shape.Referring to FIG. 8, a form roll in which a form is formed by joining a column and a beam using a steel mold foam of the present invention is shown, which can be substantially the same as the assembly process described with reference to FIG. 7 .
Next, the concrete curing step is carried out.
Concrete is poured into the concrete pouring space and the cured concrete is attached and fixed to the inner edges of the plurality of edge foams 100 and the plurality of intermediate connection foams.
Thus, the inner surfaces of each of the edge forms 100, intermediate connection forms are attached to the concrete that is cured in a columnar shape, and each of the edge forms and intermediate connection forms acts as a rim of the posts and beams, .
In addition, there is no need to dismantle the concrete after curing, thereby simplifying the process, shortening the air, improving the workability, and reducing the amount of waste due to mold disassembly.
Although not shown in the drawings, a heating coil can be further embedded in the reinforcing corrugated plate according to the present invention and the reinforcing corrugated plate according to the present invention. The heating coil generates heat by providing an external current, Curing time may be shortened.
According to the above-described structure and operation, the embodiment according to the present invention can form the rim of a column or a beam itself without a separate disassembly operation after the poured concrete is cured, There is an advantage.
In addition, the embodiment according to the present invention does not disassemble after concrete curing, thereby simplifying the process and saving the cost and time required for the conventional work dismantling work.
Also, the embodiment according to the present invention can be assembled on-site on different parts in different assembling manner so as to form a concrete pouring space, and unit form corresponding to each part can be standardized to achieve mass production.
In addition, the embodiment according to the present invention has an advantage that the joining portions between the unit forms can be classified and assembled by using the assembly punching, seaming method, and attaching welding.
Although the present invention has been described with respect to concrete embodiments of the steel mold form for building use and the method of forming an architectural structure using the same, it is obvious that various modifications are possible within the scope of the present invention.
Therefore, the scope of the present invention should not be limited to the above-described embodiments, but should be determined by the scope of the appended claims and equivalents thereof.
It is to be understood that the foregoing embodiments are illustrative and not restrictive in all respects and that the scope of the present invention is indicated by the appended claims rather than the foregoing description, It is intended that all changes and modifications derived from the equivalent concept be included within the scope of the present invention.
100: corner form
110: corner foam body
120:
130: reinforced corrugated plate
200: first intermediate connection foam
210: first connecting foam body
220: first latching projection
230: first engaging groove portion
230a: first engaging groove
300: second intermediate connection form
310: second connecting foam body
320: second engaging groove
320a: first latching groove
Claims (10)
Wherein each of the plurality of corner forms comprises:
A plate-shaped corner foam body having a predetermined length and bent in a right angle,
And a pair of latching protrusions formed at both ends of the corner foam body and bent in an 'A' shape along a direction opposite to each other,
Wherein the plurality of intermediate connection forms comprises a plurality of first intermediate connection forms and a plurality of second intermediate connection forms,
Wherein each of the plurality of first intermediate connection forms comprises:
A first connecting foam body on a plate having a predetermined length,
And is formed at one end of the first connection foam body. A first latching protrusion formed by bending in an 'A' shape,
And a first latching groove formed at the other end of the first connection foam body and bent along the same direction as the bending direction of the first latching protrusion to form a first latching groove,
Wherein each of the plurality of second intermediate connection forms comprises:
A second connecting foam body on a plate having a predetermined length,
And a pair of second latching grooves bent at both ends of the second connection foam body along directions opposite to each other to form a second latching groove,
A reinforcing wrinkle plate is provided in the interior of the corner foam body, the first connection foam body, and the second connection foam body along a direction perpendicular to the length,
Wherein each of the first engaging groove portion and the second engaging groove portion includes:
A first body which is bent in an 'a' shape,
A second body disposed on the outer side of the first body and bent to correspond to the shape of the first body;
And a bending body connecting the first body and the second body to each other,
A spherical protrusion having a spherical cross section is formed at an end of the second body,
The bending body is formed with a plurality of semicircular projection lines which are spaced apart from each other in the longitudinal direction to protrude in a semicircular shape,
Wherein the reinforcing corrugated board has a built-in heating coil that generates heat by providing an external current.
Wherein each of the first engaging groove portion and the second engaging groove portion includes:
Wherein the steel sheet is bent in a 'P' shape.
The bending body includes:
Wherein the second body is formed to have a concave curvature that guides the second body toward the first body.
A second assembly step of connecting the plurality of corner foams to each other using a plurality of intermediate connection foils formed of steel to form a concrete installation space therein; And
A concrete curing step in which concrete is laid in the concrete pouring space and cured concrete is adhered and fixed to the inner surfaces of the plurality of corner foam and the plurality of intermediate connection foams; In the method,
Wherein each of the plurality of corner foams is disposed at an edge portion constituting the concrete pouring space,
Wherein each of the plurality of corner foams comprises:
A plate-shaped corner foam body having a predetermined length and bent in a right angle,
And a pair of latching protrusions formed at both ends of the corner foam body and bent in a '
Preparing the plurality of intermediate connection forms as a plurality of first intermediate connection forms and a plurality of second intermediate connection forms,
Each of the plurality of first intermediate connection forms,
A first connecting foam body on a plate having a predetermined length,
And is formed at one end of the first connection foam body. A first latching protrusion formed by bending in an 'A' shape,
And a first engagement groove formed at the other end of the first connection foam body and bending along the same direction as the bending direction of the first engagement protrusion to form a first engagement groove,
Each of the plurality of second intermediate connection forms,
A second connecting foam body on a plate having a predetermined length,
And a pair of second engagement grooves bent at both ends of the second connection foam body along directions opposite to each other to form a second engagement groove,
A reinforcing corrugated plate is formed in the corner foam body, the first connection foam body, and the second connection foam body in a direction perpendicular to the length,
The first engaging groove portion and the second engaging groove portion,
A second body disposed on the outer side of the first body and bending to correspond to the shape of the first body; and a second body bending the first body and the second body, And a bending body for connecting the end portions,
A spherical protrusion having a spherical cross section is formed at an end of the second body,
A plurality of semicircular projection lines protruding in a semicircular shape are formed on the bending body by forming a gap perpendicular to the longitudinal direction,
Wherein a heating coil which generates heat by providing an external current is built in the reinforcement corrugated plate.
The first engaging groove portion and the second engaging groove portion,
And then bent in a 'P' shape to form an architectural structure using a steel mold form.
The bending body,
Wherein the second body is formed to have a concave curvature that guides the second body toward the first body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150086622A KR101608944B1 (en) | 2015-06-18 | 2015-06-18 | Steel mold form for construction and method for forming structure using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150086622A KR101608944B1 (en) | 2015-06-18 | 2015-06-18 | Steel mold form for construction and method for forming structure using the same |
Publications (1)
Publication Number | Publication Date |
---|---|
KR101608944B1 true KR101608944B1 (en) | 2016-04-04 |
Family
ID=55799939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020150086622A KR101608944B1 (en) | 2015-06-18 | 2015-06-18 | Steel mold form for construction and method for forming structure using the same |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR101608944B1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101777979B1 (en) * | 2016-12-16 | 2017-09-12 | 티앤에스슈퍼데크(주) | Permanent Beam Form |
KR102236580B1 (en) * | 2020-07-21 | 2021-04-08 | 주식회사 비콘 | Assembly beam deck plate |
KR102299914B1 (en) * | 2020-05-28 | 2021-09-09 | 에이치앤비 주식회사 | Beam deck plate installation structure |
KR20210130938A (en) * | 2020-04-23 | 2021-11-02 | (주)엔아이스틸 | Permanent Beam Form And Manufacturing Method Thereof |
KR102331524B1 (en) * | 2020-06-12 | 2021-11-26 | (주)엔아이스틸 | Permanent Beam Form And Manufacturing Method Thereof |
KR102362712B1 (en) * | 2021-05-31 | 2022-02-14 | 최진하 | Prefabricated beam formwork |
KR20230000729A (en) * | 2021-06-25 | 2023-01-03 | 주식회사 충전공영개발 | Assembly type concrete filled steel column |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101009753B1 (en) * | 2010-07-21 | 2011-01-19 | (주)동하이엔지 | Beam structural form |
KR101106704B1 (en) * | 2011-06-20 | 2012-01-18 | (주)에이비엠그린텍 | Structure of metallic roof panel which having water proof member |
-
2015
- 2015-06-18 KR KR1020150086622A patent/KR101608944B1/en active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101009753B1 (en) * | 2010-07-21 | 2011-01-19 | (주)동하이엔지 | Beam structural form |
KR101106704B1 (en) * | 2011-06-20 | 2012-01-18 | (주)에이비엠그린텍 | Structure of metallic roof panel which having water proof member |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101777979B1 (en) * | 2016-12-16 | 2017-09-12 | 티앤에스슈퍼데크(주) | Permanent Beam Form |
KR20210130938A (en) * | 2020-04-23 | 2021-11-02 | (주)엔아이스틸 | Permanent Beam Form And Manufacturing Method Thereof |
KR102351435B1 (en) * | 2020-04-23 | 2022-01-17 | (주)엔아이스틸 | Permanent Beam Form And Manufacturing Method Thereof |
KR102299914B1 (en) * | 2020-05-28 | 2021-09-09 | 에이치앤비 주식회사 | Beam deck plate installation structure |
KR102331524B1 (en) * | 2020-06-12 | 2021-11-26 | (주)엔아이스틸 | Permanent Beam Form And Manufacturing Method Thereof |
KR102236580B1 (en) * | 2020-07-21 | 2021-04-08 | 주식회사 비콘 | Assembly beam deck plate |
KR102362712B1 (en) * | 2021-05-31 | 2022-02-14 | 최진하 | Prefabricated beam formwork |
KR20230000729A (en) * | 2021-06-25 | 2023-01-03 | 주식회사 충전공영개발 | Assembly type concrete filled steel column |
KR102569266B1 (en) * | 2021-06-25 | 2023-08-23 | 주식회사 충전공영개발 | Assembly type concrete filled steel column |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101608944B1 (en) | Steel mold form for construction and method for forming structure using the same | |
KR101432260B1 (en) | Steel-exposed type steel framed reinforced concrete pillar | |
KR101182536B1 (en) | Prefabricated double wall precast concrete pannel having surface material, reinforcing rod according to the purpose | |
KR20100106259A (en) | The remodeling earthquake resistant connection details by using precast concrete member for old reinforced beam-column building structures and the remodeling construction method using the same | |
KR20170081811A (en) | Ceramic Insulation Panel And Both Insulation Mold Method Using the Same | |
KR20190115655A (en) | Concrete structure construction frame using insulation instead of formwork and method of installing the same | |
JP4943168B2 (en) | How to build a void slab | |
KR100966578B1 (en) | Prefabricated wall block incorporating insulating material | |
KR102259453B1 (en) | Foam assembly integrated with wall for architecture | |
KR101731493B1 (en) | Insulation and bearing panel and its manufacturing and installation method | |
JP6473236B2 (en) | Building deck panel | |
KR101552226B1 (en) | Structure of mounting form on the T-typed deckplate for the hollow core slab | |
KR101027973B1 (en) | Foam block structure of constructing wall | |
KR101050167B1 (en) | Precasted slab module and knock-down type modular construction of use it and method of the same | |
KR101636473B1 (en) | Reformed concrete filled tube column structure | |
KR101216632B1 (en) | the method of constructing wall using foam block structure | |
KR20190081117A (en) | Composite Precast Wall Systems for Easy Lifting and Installation | |
KR20180131929A (en) | Structural Mold Manufacturing Method for Reinforced Concrete Column and Structural Mold Thereof | |
KR20180001212A (en) | Permanent assemble form structure having stiffness structure and construction method of permanent assemble form for column using the same | |
KR101946500B1 (en) | Hinged connected CFT column | |
KR101747002B1 (en) | Structure using reinforced concrete and composite beams and Construction method thereof | |
KR101785723B1 (en) | Insulation Integrated Deck Plate | |
KR102271271B1 (en) | Disassembly beam form | |
KR101824021B1 (en) | Structure of bottom of compost | |
KR200357642Y1 (en) | Reinforcement structure of inconner panel |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20190110 Year of fee payment: 4 |