KR20120134680A - Aluminum alloy of air compressor - Google Patents
Aluminum alloy of air compressor Download PDFInfo
- Publication number
- KR20120134680A KR20120134680A KR1020110053771A KR20110053771A KR20120134680A KR 20120134680 A KR20120134680 A KR 20120134680A KR 1020110053771 A KR1020110053771 A KR 1020110053771A KR 20110053771 A KR20110053771 A KR 20110053771A KR 20120134680 A KR20120134680 A KR 20120134680A
- Authority
- KR
- South Korea
- Prior art keywords
- aluminum alloy
- air compressor
- alloy material
- improved
- present
- 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
Links
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 24
- 239000000956 alloy Substances 0.000 claims abstract description 21
- 229910052742 iron Inorganic materials 0.000 claims abstract description 4
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 4
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 238000001816 cooling Methods 0.000 abstract description 6
- 239000000446 fuel Substances 0.000 abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 229910052804 chromium Inorganic materials 0.000 abstract description 3
- 229910052748 manganese Inorganic materials 0.000 abstract description 3
- 229910052718 tin Inorganic materials 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005461 lubrication Methods 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/02—Arrangements of pumps or compressors, or control devices therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/02—Alloys based on aluminium with silicon as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2202/00—Physical properties
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Transportation (AREA)
- Compressor (AREA)
Abstract
본 발명의 에어컴프레서용 알루미늄 합금 소재는 Cu 0.025 ~ 0.25 중량%, Si 6.5 ~ 7.5 중량%, Fe 0.15 ~ 0.4 중량%, Mg 0.25 ~ 0.45중량%, Mn 0.04 ~ 0.35 중량%, Zn 0.02 ~ 0.35 중량%, Ni 0.014 ~ 0.1 중량%, Ti 0.1 ~ 0.2 중량%, Cr 0.01 ~ 0.2 중량%, Sn 0.007 ~ 0.05 중량%, Al 90.15 ~ 92.884 중량% 로 이루어진다.
상기한 바와 같이, 본 발명에 의한 차량용 제동장치의 에어컴프레서는, 각각 경량의 알루미늄 합금소재를 이용해 실린더헤드와 크랭크케이스가 각각 형성되어, 차량에 장착시 전체 하중이 감소되어 연비가 향상되고, 엔진의 효율 및 냉각효과가 향상되며, 가공성이 향상되어 각각의 부품을 대량생산할 수 있는 효과가 있는 것이다.The aluminum alloy material for the air compressor of the present invention is Cu 0.025 ~ 0.25 wt%, Si 6.5 ~ 7.5 wt%, Fe 0.15 ~ 0.4 wt%, Mg 0.25 ~ 0.45 wt%, Mn 0.04 ~ 0.35 wt%, Zn 0.02 ~ 0.35 wt %, 0.014 to 0.1 wt% Ni, 0.1 to 0.2 wt% Ti, 0.01 to 0.2 wt% Cr, 0.007 to 0.05 wt% Sn, and 90.15 to 92.884 wt% Al.
As described above, the air compressor of the brake device for a vehicle according to the present invention, each of the cylinder head and the crankcase is formed by using a lightweight aluminum alloy material, respectively, the overall load is reduced when mounted on the vehicle, the fuel economy is improved, the engine Its efficiency and cooling effect is improved, and the workability is improved to have the effect of mass production of each part.
Description
본 발명은 에어컴프레서용 알루미늄 합금 소재에 관한 것으로, 보다 상세하게는 제동장치에 사용되는 에어컴프레서의 실린더헤드와 크랭크케이스가 고강도의 알루미늄 합금으로 형성된 에어컴프레서용 알루미늄 합금 소재에 관한 것이다.The present invention relates to an aluminum alloy material for an air compressor, and more particularly to an aluminum alloy material for an air compressor in which the cylinder head and the crankcase of the air compressor used in the braking device are made of a high strength aluminum alloy.
일반적으로, 차량의 바퀴에 개별적으로 장착되어 제동장치에 사용되는 에어컴프레서는 피스톤의 작동에 의해 형성된 공기압에 의해 차량이 제동되도록 하는 것으로, 하우징이 주철로 이루어져 가공성 및 냉각효과 저감에 따른 효율이 저하되었고, 주철의 하중으로 인해 엔진의 성능이 저하되는 문제점이 있었다.In general, an air compressor mounted on a wheel of a vehicle and used for a braking device allows the vehicle to be braked by the air pressure generated by the operation of the piston, and the housing is made of cast iron, thereby reducing efficiency due to reduced workability and cooling effect. And, there was a problem that the performance of the engine is lowered due to the load of cast iron.
또한, 윤활특성이 불리하여 내구수명이 낮고, 에어컴프레서 작동시 오일소모량이 많아 토출되는 공기의 오염에 따른 환경오염의 문제점이 발생되었다.In addition, the lubrication characteristics are disadvantageous, the durability life is low, the amount of oil consumption during the operation of the air compressor has a problem of environmental pollution due to contamination of the discharged air.
전술한 바와 같은 문제점을 해결하기 위하여, 본 발명에서는 에어컴프레서의 효율과, 냉각효과가 향상되며 연비가 향상되도록, 실린더헤드와 크랭크케이스가 경량의 알루미늄 합금재로 형성된 에어컴프레서용 알루미늄 합금소재를 제공하는데 목적이 있다.In order to solve the problems described above, the present invention provides an aluminum alloy material for an air compressor, the cylinder head and the crankcase is formed of a lightweight aluminum alloy material, so that the efficiency, cooling effect of the air compressor is improved and fuel economy is improved. The purpose is to.
본 발명의 에어컴프레서용 알루미늄 합금 소재는 Cu 0.025 ~ 0.25 중량%, Si 6.5 ~ 7.5 중량%, Fe 0.15 ~ 0.4 중량%, Mg 0.25 ~ 0.45중량%, Mn 0.04 ~ 0.35 중량%, Zn 0.02 ~ 0.35 중량%, Ni 0.014 ~ 0.1 중량%, Ti 0.1 ~ 0.2 중량%, Cr 0.01 ~ 0.2 중량%, Sn 0.007 ~ 0.05 중량%, Al 90.15 ~ 92.884 중량% 로 이루어진다.The aluminum alloy material for the air compressor of the present invention is Cu 0.025 ~ 0.25 wt%, Si 6.5 ~ 7.5 wt%, Fe 0.15 ~ 0.4 wt%, Mg 0.25 ~ 0.45 wt%, Mn 0.04 ~ 0.35 wt%, Zn 0.02 ~ 0.35 wt %, 0.014 to 0.1 wt% Ni, 0.1 to 0.2 wt% Ti, 0.01 to 0.2 wt% Cr, 0.007 to 0.05 wt% Sn, and 90.15 to 92.884 wt% Al.
또한, 상기 에어컴프레서용 알루미늄 합금 소재는 경도가 90 ~ 105 이내로 형성된다.In addition, the aluminum alloy material for the air compressor is a hardness is formed within 90 ~ 105.
상기한 바와 같이, 본 발명에 의한 차량용 제동장치의 에어컴프레서는, 각각 경량의 알루미늄 합금소재를 이용해 실린더헤드와 크랭크케이스가 각각 형성되어, 차량에 장착시 전체 하중이 감소되어 연비가 향상되고, 엔진의 효율 및 냉각효과가 향상되며, 가공성이 향상되어 각각의 부품을 대량생산할 수 있는 효과가 있는 것이다.As described above, the air compressor of the brake device for a vehicle according to the present invention, each of the cylinder head and the crankcase is formed by using a lightweight aluminum alloy material, respectively, the overall load is reduced when mounted on the vehicle, the fuel economy is improved, the engine Its efficiency and cooling effect is improved, and the workability is improved to have the effect of mass production of each part.
또한, 윤활특성이 향상되어 에어컴프레서의 작동시 오일소모량이 감소되며, 토출공기의 오염이 방지되어 환경오염을 방지할 수 있는 또 다른 효과가 있는 것이다.In addition, the lubrication characteristics are improved, the oil consumption during the operation of the air compressor is reduced, and the pollution of the discharge air is prevented is another effect that can prevent the environmental pollution.
도 1은 본 발명에 따른 알루미늄 합금 소재의 미세조직 상태도1 is a microstructure state diagram of an aluminum alloy material according to the present invention
이하 본 발명에 의한 에어컴프레서용 알루미늄 합금 소재의 구성에 따른 바람직한 실시예를 첨부도면과 함께 상세하게 설명한다.Hereinafter, a preferred embodiment according to the configuration of the aluminum alloy material for an air compressor according to the present invention will be described in detail with the accompanying drawings.
도 1은 본 발명에 따른 알루미늄 합금 소재의 미세조직 상태도이다.1 is a microstructure state diagram of an aluminum alloy material according to the present invention.
본 발명의 에어컴프레서용 알루미늄 합금 소재는 Cu 0.025 ~ 0.25 중량%, Si 6.5 ~ 7.5 중량%, Fe 0.15 ~ 0.4 중량%, Mg 0.25 ~ 0.45중량%, Mn 0.04 ~ 0.35 중량%, Zn 0.02 ~ 0.35 중량%, Ni 0.014 ~ 0.1 중량%, Ti 0.1 ~ 0.2 중량%, Cr 0.01 ~ 0.2 중량%, Sn 0.007 ~ 0.05 중량%로 형성되고, 나머지는 알루미늄으로 형성된다.The aluminum alloy material for the air compressor of the present invention is Cu 0.025 ~ 0.25 wt%, Si 6.5 ~ 7.5 wt%, Fe 0.15 ~ 0.4 wt%, Mg 0.25 ~ 0.45 wt%, Mn 0.04 ~ 0.35 wt%, Zn 0.02 ~ 0.35 wt %, Ni 0.014 ~ 0.1 wt%, Ti 0.1 ~ 0.2 wt%, Cr 0.01 ~ 0.2 wt%, Sn 0.007 ~ 0.05 wt%, the remainder is formed of aluminum.
도 1에 도시된 바와 같이, 본원 발명의 미세조직은 수축 및 이물질에 의한 이상이 없는 균일한 상태로 형성되는 것이며, 함께 첨가되는 원소 중 Si는 주조성을 향상시키기 위해 첨가되는 것으로, 과량이 사용될 경우에는 제품내부에 균열이 발생되므로, 6.5 ~ 7.5 중량% 첨가되는 것이 바람직하다.As shown in FIG. 1, the microstructure of the present invention is formed in a uniform state without shrinkage and abnormality caused by foreign matter, and Si of the elements added together is added to improve castability. Since cracks occur in the product, it is preferable to add 6.5 to 7.5% by weight.
또한, 강도를 향상시키기 위하여 Mg가 소량 첨가되는데, 상기 Mg는 미량 첨가로 Si과의 금속간 화합물을 형성하여 강도 향상에 큰 효과를 나타낼 수 있는 것으로 0.25 ~ 0.45중량%로 첨가되는 것이 바람직하다.In addition, a small amount of Mg is added in order to improve the strength. The Mg may be added at 0.25 to 0.45% by weight to form an intermetallic compound with Si, which may have a large effect on the strength improvement.
특히, 본 발명에서는, 알루미늄 합금 소재의 기계적 성질의 개선과 내식성을 위해 Mn이 0.04 ~ 0.35 중량% 첨가되고, Cu가 0.025 ~ 0.25 중량% 첨가되었으며, 상기 Cu는 실린더라이너 내부에서 승강되는 피스톤에 의해 발생되는 열전도성이 향상되도록 하는 것이다. 또한, 결정립의 미세화 효과를 주기 위해 Ti를 0.1 ~ 0.2중량% 첨가된다.In particular, in the present invention, 0.04 ~ 0.35% by weight Mn, 0.025 ~ 0.25% by weight Cu is added to improve the mechanical properties and corrosion resistance of the aluminum alloy material, the Cu is lifted by a piston that is elevated inside the cylinder liner The thermal conductivity generated is to be improved. In addition, Ti to 0.1 to 0.2% by weight is added to give a micronized effect of the grains.
이렇게 형성된 에어컴프레서용 알루미늄 합금 소재는 경도가 90 ~ 105 이내로 형성되며, 상기 알루미늄 합금 소재를 이용해 실린더헤드, 실린더라이너, 크랭크케이스가 형성됨으로써, 기존에 사용되던 주철대비 에어컴프레서의 경량화가 이루어져 차량에 장착시 연비가 향상되고, 알루미늄의 높은 열전달 특성으로 인해 발열 냉각특성의 개선으로 압축체적효율이 크게 향상될 수 있는 것이다.The aluminum alloy material for the air compressor thus formed is formed to have a hardness of 90 to 105 or less, and the cylinder head, the cylinder liner, and the crankcase are formed using the aluminum alloy material, thereby reducing the weight of the air compressor compared to the cast iron used in the vehicle. Fuel efficiency is improved when installed, and the compression volume efficiency can be greatly improved by improving the exothermic cooling characteristics due to the high heat transfer characteristics of aluminum.
또한, 윤활내구 성능이 개선되어 오일 소모량이 감소되며, 내구 수명이 종전 10만 ~ 12만Km에서 최소 15만 ~ 25만km로 50% 이상 내구도가 개선되는 효과가 있다.In addition, the oil consumption is reduced by improving the lubrication durability, and the endurance life is at least 150,000 to 250,000 km from the previous 100,000 to 120,000 km has an effect of improving the durability more than 50%.
본 발명에 따른 에어컴프레서용 알루미늄 합금 소재는 금형의 용탕주입구를 통해서 용융된 알루미늄 합금을 주입하는 통상적인 다이캐스팅 공법이 사용된다.As the aluminum alloy material for an air compressor according to the present invention, a conventional die casting method of injecting a molten aluminum alloy through a molten metal inlet of a mold is used.
상기한 바와 같이, 본 발명에 의한 차량용 제동장치의 에어컴프레서는, 각각 경량의 알루미늄 합금소재를 이용해 실린더헤드와 크랭크케이스가 각각 형성되어, 차량에 장착시 전체 하중이 감소되어 연비가 향상되고, 엔진의 효율 및 냉각효과가 향상되며, 가공성이 향상되어 각각의 부품을 대량생산할 수 있으며, 윤활특성이 향상되어 에어컴프레서의 작동시 오일소모량이 감소되며, 토출공기의 오염이 방지되어 환경오염을 방지할 수 있는 효과가 있는 것이다.As described above, the air compressor of the brake device for a vehicle according to the present invention, each of the cylinder head and the crankcase is formed by using a lightweight aluminum alloy material, respectively, the overall load is reduced when mounted on the vehicle, the fuel economy is improved, the engine Its efficiency and cooling effect are improved, and its machinability is improved, so that each part can be mass-produced, and its lubrication characteristics are improved, which reduces oil consumption during operation of the air compressor, and prevents pollution of the discharged air to prevent environmental pollution. It can be effective.
본 발명은 상기한 특징의 바람직한 실시예에 한정되지 아니하며, 청구범위에서 청구하는 본 발명의 요지를 벗어남이 없이 당해 발명이 속하는 기술분야에서 통상의 지식을 가진 자라면 누구든지 다양한 변형실시가 가능한 것은 물론, 그와 같은 변경은 청구범위 기재의 범위 내에 있게 된다.The present invention is not limited to the preferred embodiments of the above-described features, and various modifications can be made by those skilled in the art without departing from the gist of the present invention as claimed in the claims. Of course, such changes will fall within the scope of the claims.
Claims (2)
상기 에어컴프레서용 알루미늄 합금 소재는 경도가 90 ~ 105 이내로 형성된 것을 특징으로 하는 에어컴프레서용 알루미늄 합금 소재.The method of claim 1,
The aluminum alloy material for the air compressor is an aluminum alloy material for an air compressor, characterized in that the hardness is formed within 90 ~ 105.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110053771A KR20120134680A (en) | 2011-06-03 | 2011-06-03 | Aluminum alloy of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110053771A KR20120134680A (en) | 2011-06-03 | 2011-06-03 | Aluminum alloy of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20120134680A true KR20120134680A (en) | 2012-12-12 |
Family
ID=47902839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020110053771A Ceased KR20120134680A (en) | 2011-06-03 | 2011-06-03 | Aluminum alloy of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR20120134680A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105385903A (en) * | 2014-09-02 | 2016-03-09 | 三星电子株式会社 | Aluminum alloy for die casting and manufacturing method thereof |
| KR20160138866A (en) * | 2015-05-26 | 2016-12-06 | 주식회사 에스제이테크 | Aluminum alloy composition for die-casting with corrosion resistance and high strength, method for manufacturing castings using it, product manufactured by the method |
| CN106282679A (en) * | 2015-06-05 | 2017-01-04 | Sj技术股份有限公司 | Aluminium diecasting alloy compositions, the casting piece utilizing it and manufacture method |
| WO2017059528A1 (en) * | 2015-10-06 | 2017-04-13 | Rio Tinto Alcan International Limited | Zinc as an additive for limiting the corrosion caused by nickel contamination in aluminum alloys |
-
2011
- 2011-06-03 KR KR1020110053771A patent/KR20120134680A/en not_active Ceased
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105385903A (en) * | 2014-09-02 | 2016-03-09 | 三星电子株式会社 | Aluminum alloy for die casting and manufacturing method thereof |
| KR20160027853A (en) * | 2014-09-02 | 2016-03-10 | 삼성전자주식회사 | Aluminum alloy for diecasting and manufacturing method thereof |
| EP2992983B1 (en) * | 2014-09-02 | 2019-11-20 | Samsung Electronics Co., Ltd. | Aluminum alloy for die casting and manufacturing method thereof |
| KR20160138866A (en) * | 2015-05-26 | 2016-12-06 | 주식회사 에스제이테크 | Aluminum alloy composition for die-casting with corrosion resistance and high strength, method for manufacturing castings using it, product manufactured by the method |
| CN106282679A (en) * | 2015-06-05 | 2017-01-04 | Sj技术股份有限公司 | Aluminium diecasting alloy compositions, the casting piece utilizing it and manufacture method |
| WO2017059528A1 (en) * | 2015-10-06 | 2017-04-13 | Rio Tinto Alcan International Limited | Zinc as an additive for limiting the corrosion caused by nickel contamination in aluminum alloys |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101311283B (en) | High-temperature aluminium alloy | |
| CN103484796A (en) | Engine piston material and processing technology thereof | |
| KR20120134680A (en) | Aluminum alloy of air compressor | |
| CN103862024B (en) | Aluminum-aluminum composite piston and preparation method thereof | |
| WO2016051725A1 (en) | Nodular graphite cast iron for pistons, one-piece piston, and marine engine | |
| CN103451484A (en) | Casting aluminium-silicon alloy for cylinder body of automobile engine | |
| US20150283607A1 (en) | Apparatus and method for manufacturing a turbocharger component | |
| JP2019516013A (en) | Aluminum alloy especially for casting method and method for producing parts from such aluminum alloy | |
| CN103898376A (en) | Die-cast aluminum alloy for automobile engine | |
| CN103451485A (en) | Casting aluminium-silicon alloy for cylinder cover of automobile engine | |
| CN102052450B (en) | Technology for casting transfer case casing of concrete pump truck through aluminum alloy | |
| US20080000444A1 (en) | Piston for an Internal Combustion Engine, Method for Producing Said Piston and Use of a Copper Alloy in the Production of a Piston | |
| CN105483513A (en) | High-hardness wear-resisting grey cast iron diesel engine cylinder material and preparation method thereof | |
| CN105349879A (en) | Engine cylinder | |
| KR20120116101A (en) | Aluminum alloy having high elastic modulus | |
| WO2014136535A1 (en) | Air-cooled, single-cylinder internal combustion engine, saddle-type vehicle, and method for producing air-cooled, single-cylinder internal combustion engine | |
| CN104674081B (en) | Aluminum alloy for engine blocks material and preparation method thereof | |
| KR100828803B1 (en) | Method for manufacturing aluminum cylinder block comprising integral aluminum liner using hyper-alloy Al-Si alloy | |
| KR101309720B1 (en) | Al-Si alloy for piston of car added vanadium and manufacturing method of the same | |
| CN104612850A (en) | 12 cylinder diesel engine crankcase | |
| CN203770092U (en) | Air compressor of heavy-duty car engine | |
| KR20170045166A (en) | Cylinder liner casting mold | |
| JP5288112B2 (en) | Aluminum alloy piston for internal combustion engine | |
| KR20030092718A (en) | Aluminium alloy for cylinder head of diesel engine | |
| CN201448156U (en) | Engine cylinder head to improve rigidity of bottom panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20110603 |
|
| PA0201 | Request for examination | ||
| PG1501 | Laying open of application | ||
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20130214 Patent event code: PE09021S01D |
|
| E601 | Decision to refuse application | ||
| PE0601 | Decision on rejection of patent |
Patent event date: 20130826 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 20130214 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |