公开(公告)号：KR100462727B1

公开(公告)日：2004-12-20

申请号：KR1020020034509

申请日：2002-06-20

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: G01N17/00

Abstract: PURPOSE: A composition of corrosion test solution and an apparatus and a method for corrosion test by using the same are provided to fabricate a fuel tank having superior corrosion-resistant characteristic. CONSTITUTION: A corrosion test apparatus includes a pumping device(12) for pumping a composition of corrosion test solution contained in a fuel tank(10) by using a rectifier(11) equipped with a timer. A pressure adjusting device(14) is provided to adjust pressure of fuel in a fuel feeding tube(13). A temperature maintaining device is provided to maintain a temperature in the fuel tank(10) in a range about 40 to 80 deg.C. Evaporation gas is collected in a canister(16). Corrosion-resistant characteristic is recognized in a short period of time so that it is possible to fabricate the fuel tank(10) having superior corrosion-resistant characteristic.

Abstract translation: 目的：提供腐蚀测试溶液的组合物和使用该组合物进行腐蚀测试的装置和方法，以制造具有优异耐腐蚀特性的燃料箱。 构成：一种腐蚀测试装置包括一个泵送装置（12），用于通过使用装有计时器的整流器（11）泵送容纳在燃料箱（10）中的腐蚀测试溶液成分。 提供压力调节装置（14）以调节燃料供应管（13）中的燃料压力。 设置温度保持装置以将燃料箱（10）中的温度保持在约40至80℃的范围内。 蒸发气体收集在罐（16）中。 在短时间内识别耐腐蚀特性，从而可以制造具有优异耐腐蚀特性的燃料箱（10）。

公开(公告)号：KR100412444B1

公开(公告)日：2003-12-31

申请号：KR1020010044805

申请日：2001-07-25

Applicant: 현대자동차주식회사 ,  주식회사 포스코

Inventor： 최민수 ,  이재륭

IPC: C23C22/30

Abstract: PURPOSE: A method for manufacturing a resin covered steel sheet by covering a chromate solution for automobile fuel tanks on a Zn-Ni alloy plated steel sheet, and a method for obtaining fuel tanks with improved corrosion resistance by high temperature baking after applying an external coating on the resin covered steel sheet are provided. CONSTITUTION: The chromate solution for automobile fuel tanks having superior corrosion resistance and fuel resistance during high temperature baking comprises a base compound solution containing an aqueous chromium solution in which composition of trivalent chromium in 7 to 50 g/L of chromium constituent is 0.4 to 0.8, 1000 weight parts of colloidal silica, 25 weight parts of hydrofluoric acid and 60 weight parts of phosphoric acid for 100 weight parts of chromium constituent in the aqueous solution; and a curing agent solution which is prepared into 5 to 50 wt.% of an aqueous solution by mixing titanium and zirconium having alkoxy groups in a ratio of 1:1 so that pH of the solution is adjusted to 2 to 3, wherein the chromate solution comprises 100 weight parts of the base compound solution and 20 to 50 weight parts of the curing agent solution. The method for manufacturing a Zn-Ni alloy plated steel sheet treated with the chromate solution for automobile fuel tanks having superior corrosion resistance and fuel resistance during high temperature baking comprises the process of baking the chromate solution coated steel sheet at a steel sheet temperature of 180 to 250 deg.C after coating the chromate solution on a Zn-Ni alloy electrolytic plated steel sheet in the amount of 30 to 200 mg/m¬2 on the basis of adhesion amount of dried coating film.

Abstract translation: 目的：一种通过在镀有Zn-Ni合金的钢板上覆盖汽车燃料箱用铬酸盐溶液来制造树脂包覆钢板的方法，以及一种通过在施加外部涂层之后通过高温烘烤获得具有改进的耐腐蚀性的燃料箱的方法 设置在树脂被覆钢板上。 构成：在高温烘烤过程中具有优良耐腐蚀性和耐燃料性的汽车燃料箱用铬酸盐溶液包含含有铬铬酸盐水溶液的基础化合物溶液，其中铬成分中7至50g / L的三价铬的组成为0.4至0.8 ，相对于水溶液中的铬成分100重量份，胶体二氧化硅1000重量份，氢氟酸25重量份，磷酸60重量份， 以及固化剂溶液，其通过将比例为1：1的具有烷氧基的钛和锆混合以使溶液的pH调节至2至3而制备成5至50重量％的水溶液，其中所述铬酸盐 溶液包含100重量份的基础化合物溶液和20至50重量份的固化剂溶液。 用高温烧成时的耐腐蚀性和耐燃性优异的汽车用燃料箱用铬酸盐溶液处理过的镀Zn-Ni合金钢板的制造方法，包括将铬酸盐溶液涂覆钢板在180℃的钢板温度 在基于干燥涂膜的附着量为30〜200mg / m 2以下的量的Zn-Ni合金电镀钢板上涂布铬酸盐溶液后，在250℃下进行。

公开(公告)号：KR1020030092630A

公开(公告)日：2003-12-06

申请号：KR1020020030353

申请日：2002-05-30

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: B23K9/173

Abstract: PURPOSE: A method for welding a filler pipe of a fuel tank is provided to improve quality and productivity when welding the filler pipe with an upper panel by utilizing an arc brazing technique. CONSTITUTION: A convex terminal is formed in an upper panel of a fuel tank in such a manner that a welding metal is easily solidified at a welding portion formed between a filler pipe and the welding metal. An end of a filler wire makes contact with the welding portion and current is applied to the welding portion through a power line. Arc heat is generated due to current applied between a base metal and the filler wire. The filler wire is welded to the welding portion by using arc heat. Then, an overlapping work is carried out by using a welding wire capable of preventing a welding fault.

Abstract translation: 目的：提供一种用于焊接燃料箱的加油管的方法，以通过利用电弧钎焊技术将加油管与上板焊接在一起以提高质量和生产率。 构成：在燃料箱的上板中形成凸起端子，使得焊接金属在形成于填充管和焊接金属之间的焊接部分处容易固化。 填充线的端部与焊接部分接触，并且电流通过电力线施加到焊接部分。 由于施加在母材和填充线之间的电流而产生电弧热。 通过使用电弧加热将焊丝焊接到焊接部分。 然后，通过使用能够防止焊接故障的焊丝进行重叠工作。

公开(公告)号：KR100579953B1

公开(公告)日：2006-05-12

申请号：KR1020030054978

申请日：2003-08-08

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: G01N3/42

Abstract: 본 발명은 도금강판의 도금박리성 평가장치 및 이를 이용한 평가방법에 관한 것으로서, 도금층의 기계적 특성에 따라 굽힘 및 편평시험이 동시에 가능하고, 굽힘각도 및 굽힘모서리 반경, 압축응력의 가압정도를 일정하게 유지하여 도금강판의 도금박리성을 정밀하게 평가함으로써, 평가의 신뢰도를 향상시키고, 안정적인 품질을 확보할 수 있는 도금강판의 도금박리성 평가장치 및 이를 이용한 평가방법에 관한 것이다.

도금강판, 도금박리성, 평가장치, 평가방법

公开(公告)号：KR100181467B1

公开(公告)日：1999-04-01

申请号：KR1019960074093

申请日：1996-12-27

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: B60R1/06 ,  G02B5/10

Abstract: 본 발명은 자동차용 아웃 사이드 백 미러에 관한 것으로서, 직진시에는 평면거울로 사용하고, 선회 및 차선변경시에는 볼록렌즈의 기능을 부여하여 후방시야의 확보를 양호하게 하며, 외관을 미려하게 한 것이다.
본 발명은 프로트 도어(1) 등에 설치되는 하우징(2)의 개방부에 고정된 평면거울(3)의 전방에 공간부(4)가 형성되도록 구면 곡률 반경을 가짐과 동시에 두께가 일정한 투명유리(5)를 설치하고, 상기 공간부(4)에 도관(6)를 연결하여 유체이송 및 저장수단(7)를 연결하여서 된 것이다.

公开(公告)号：KR2019960023340U

公开(公告)日：1996-07-20

申请号：KR2019940038703

申请日：1994-12-30

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: F02P9/00 ,  F02P17/02

Abstract: 엔진의점화시기를보정할경우현재점화시기를체크할수 있는별도의정비장치룰부착하여점화장치의점화시기를용이하게조정할수 있도록하는엔진의튜닝업 장치를제공하기위하여, 전원(B+)에일측단자가연결되어있고사용자에의해동작상태가가변되는구동스위치(S1)와; 점화플러그의고압케이블과연결되어, 고전압이인가될때마다유도전압(Vc)을방생시키는코일(L1)과; 상기코일(L1)에서인가되는유도전압(Vc)에의해동작상태가가변되어, 구동스위치(S1)를거쳐인가되는전류를통전시키는스위칭수단과; 상기스위칭수단의동작상태에따라점등상태가가변되는체크등(LAM1)으로이루어져있다.

公开(公告)号：KR100452204B1

公开(公告)日：2004-10-08

申请号：KR1020020030353

申请日：2002-05-30

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: B23K9/173

Abstract: PURPOSE: A method for welding a filler pipe of a fuel tank is provided to improve quality and productivity when welding the filler pipe with an upper panel by utilizing an arc brazing technique. CONSTITUTION: A convex terminal is formed in an upper panel of a fuel tank in such a manner that a welding metal is easily solidified at a welding portion formed between a filler pipe and the welding metal. An end of a filler wire makes contact with the welding portion and current is applied to the welding portion through a power line. Arc heat is generated due to current applied between a base metal and the filler wire. The filler wire is welded to the welding portion by using arc heat. Then, an overlapping work is carried out by using a welding wire capable of preventing a welding fault.

Abstract translation: 目的：提供一种用于焊接燃料箱的加油管的方法，以便在利用电弧钎焊技术将加油管与上面板焊接时提高质量和生产率。 本发明公开了一种在燃料箱的上部面板上形成凸起端子，使得焊接金属在填充管和焊接金属之间形成的焊接部分处容易固化。 填充焊丝的一端与焊接部分接触并且电流通过电力线施加到焊接部分。 由于在基体金属和填充焊丝之间施加电流而产生电弧热。 通过使用电弧热将填充焊丝焊接到焊接部分。 然后，通过使用能够防止焊接缺陷的焊丝进行重叠工作。

公开(公告)号：KR1020030097228A

公开(公告)日：2003-12-31

申请号：KR1020020034509

申请日：2002-06-20

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: G01N17/00

Abstract: PURPOSE: A composition of corrosion test solution and an apparatus and a method for corrosion test by using the same are provided to fabricate a fuel tank having superior corrosion-resistant characteristic. CONSTITUTION: A corrosion test apparatus includes a pumping device(12) for pumping a composition of corrosion test solution contained in a fuel tank(10) by using a rectifier(11) equipped with a timer. A pressure adjusting device(14) is provided to adjust pressure of fuel in a fuel feeding tube(13). A temperature maintaining device is provided to maintain a temperature in the fuel tank(10) in a range about 40 to 80 deg.C. Evaporation gas is collected in a canister(16). Corrosion-resistant characteristic is recognized in a short period of time so that it is possible to fabricate the fuel tank(10) having superior corrosion-resistant characteristic.

Abstract translation: 目的：提供一种腐蚀试验溶液的组合物及其使用的腐蚀试验装置和方法，以制造具有优异的耐腐蚀特性的燃料箱。 构成：腐蚀试验装置包括用于通过使用配备有定时器的整流器（11）来泵送容纳在燃料箱（10）中的腐蚀试验溶液的组合物的泵送装置（12）。 提供压力调节装置（14）以调节燃料供给管（13）中的燃料压力。 提供一种温度保持装置，用于将燃料箱（10）中的温度维持在约40至80摄氏度的范围内。 蒸发气体收集在罐（16）中。 耐腐蚀特性在短时间内得到认可，因此能够制造具有优异的耐腐蚀特性的燃料箱（10）。

公开(公告)号：KR100371552B1

公开(公告)日：2003-02-07

申请号：KR1020000084818

申请日：2000-12-29

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: B23K31/00

Abstract: PURPOSE: A method for welding a fuel tank is provided to improve quality of products and increase productivity by bonding a portion of the fuel tank requiring air-tightness by arc welding. CONSTITUTION: In a welding method of a fuel tank connecting a fuel tank panel to a filler pipe, the method for welding a fuel tank comprises the steps of bending a bonding portion where the fuel tank panel(22) meets the filler pipe(20) to an angle of approximately 45 degrees; supplying current between a base metal and a filler through a power supply wire(28) by putting an end part(26a) of a filler wire(26) inserted into a torch pipe(24) on the bonding portion; and simultaneously fusion welding the filler wire to the bonding portion using arc heat generated by current supplied between the base metal and the filler wire(26), and connecting the fuel tank panel(22) to the filler wire(26), wherein crater treatment and 5 degree angle of overlap treatment are additionally performed on the bonding portion to prevent welding defects.

Abstract translation: 目的：提供一种用于焊接燃料箱的方法，以通过电弧焊接将需要气密性的燃料箱的一部分结合来提高产品质量并提高生产率。 本发明提供一种燃料箱的焊接方法，其特征在于，在将燃料箱板与加油管连接的燃料箱的焊接方法中，将燃料箱板（22）与加油管（20）接合的接合部弯曲， 到大约45度的角度; 通过将插入焊炬管（24）中的填充焊丝（26）的末端部分（26a）放置在焊接部分上，通过电源线（28）在基体金属和填充物之间供应电流; 同时利用在所述基体金属和所述填充焊丝（26）之间供给的电流产生的电弧热将所述填充焊丝熔接到所述接合部，并且将所述燃料箱面板（22）连接到所述填充焊丝（26），其中凹坑处理 并在接合部分额外进行5度重叠处理以防止焊接缺陷。

公开(公告)号：KR100168569B1

公开(公告)日：1999-05-01

申请号：KR1019960010462

申请日：1996-04-08

Applicant: 현대자동차주식회사

Inventor： 최민수

IPC: G01N17/00

Abstract: 본 발명은 자동차의 연료탱크용 소재의 내구성 시험방법에 관한 것으로, 개폐가능한 밀폐용기의 내부에 가솔린 70%와 0.2%의 염화나트륨을 섞은 혼합용액에 시험편을 집어넣고, 이것을 진동발생기에 설치하여서 길이방향으로 진동을 주는 것과 적정 시간동안 정지된 상태가 반복적으로 이루어지게 하여, 가솔린에 의하여 시험편이 부식되게 하는 동시에 이러한 부식이 염화나트륨을 촉매로 촉진될 수 있게 함으로써, 실제 연료탱크가 정착된 것과 유사한 환경에서 부식되는 시간을 줄일 수 있을 뿐만 아니라 시험편의 내식성을 쉽게 판단할 수 있는 자동차의 연료탱크용 소재의 내식성 시험방법을 제공하는데 그 목적이 있다.
이상에서 본 바와 같이 본 발명은 연료탱크의 내부와 동일한 조건을 가지면서 부식을 촉진시킬 수 있도록 밀폐용기의 내부에 시험편 및 가솔린과 염화나트륨이 일정 비율로 섞인 혼합용액을 내장하는 제1과정과, 이 밀폐용기가 차량에 정착된 연료탱크가 받는 실제 조건과 유사한 조건을 받을 수 있도록 진동발생기에 설치하여서 일정시간동안 진동을 받으면서 정지된 상태를 유지할 수 있도록 이루어진 제2과정으로 이루어지게 함으로써, 시험편의 부식되는 정도를 빠르고 정확하게 판단할 수 있는 효과가 있다.