公开(公告)号：KR1020010054261A

公开(公告)日：2001-07-02

申请号：KR1019990054994

申请日：1999-12-04

Applicant: 현대자동차주식회사

Inventor： 조봉래

IPC: C22C38/12

Abstract: PURPOSE: An alloy is provided which reduces a P content for preventing intergranular brittleness by increasing a Mo content for strengthening quenching, increasing toughness and obtaining secondary reinforcement effect and adding a small amount of Nb, C and Ti for grain micronization not adding formed elements on a surface layer or above Cr and Si. CONSTITUTION: The alloy for a transmission gear comprises a main constituent of Fe, 0.17 to 0.23 wt.% of C, 0.01 wt.% or less of Si, 0.3 to 0.5 wt.% of Mn, 0.01 wt.% or less of P, 0.015 wt.% of S, 0.01 wt.% or less of Cr, 0.9 to 1.1 wt.% of Mo, 0.015 to 0.1 wt.% of Nb, 0.05 to 0.08 wt.% of V, 0.01 to 0.03 wt.% of Ti, 0.015 to 0.03 wt.% of Al, 0.01 to 0.015 wt.% of N and 15 ppm or less of O. The alloy for a transmission gear has remarkably improved bending fatigue strength, contact fatigue strength and impact energy compared to an existing Cr alloy or a Cr-Mo alloy since the alloy is composed by removing factors deteriorating the fatigue strength.

Abstract translation: 目的：提供一种合金，通过增加用于强化淬火的Mo含量，增加韧性和获得二次增强效果，减少P含量以防止晶间脆性，并且在不添加成形元素的情况下，添加少量Nb，C和Ti用于颗粒微粉化 表面层或以上Cr和Si。 构成：用于传动齿轮的合金包括主要成分为Fe，0.17至0.23重量％的C，0.01重量％以下的Si，0.3〜0.5重量％的Mn，0.01重量％以下的P ，0.015重量％的S，0.01重量％以下的Cr，0.9〜1.1重量％的Mo，0.015〜0.1重量％的Nb，0.05〜0.08重量％的V，0.01〜0.03重量％ 的Ti，0.015〜0.03重量％的Al，0.01〜0.015重量％的N和15ppm以下的O.用于传动齿轮的合金具有显着提高的弯曲疲劳强度，接触疲劳强度和冲击能量 现有的Cr合金或Cr-Mo合金，因为合金是通过除去降低疲劳强度的因素而组成的。

公开(公告)号：KR3002522150000S

公开(公告)日：2000-02-01

申请号：KR3019990001922

申请日：1999-02-04

Applicant: 현대자동차주식회사 ,  현대자동차써비스 주식회사

Designer： 조봉래

公开(公告)号：KR3002308630000S

公开(公告)日：1998-12-15

申请号：KR3019970018610

申请日：1997-08-30

Applicant: 현대자동차주식회사 ,  현대자동차써비스 주식회사

Designer： 조봉래

公开(公告)号：KR101795277B1

公开(公告)日：2017-11-08

申请号：KR1020160076981

申请日：2016-06-21

Applicant: 현대자동차주식회사 ,  한국과학기술연구원

Inventor： 차성철 ,  홍승현 ,  조봉래 ,  김명연 ,  심재혁 ,  박지혜

IPC: C22C38/40 ,  C22C38/42 ,  C22C38/44 ,  C22C38/46 ,  C22C38/48 ,  C22C38/50 ,  C22C38/52 ,  C22C38/54 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06

CPC classification number: C22C38/54 ,  C22C38/001 ,  C22C38/002 ,  C22C38/02 ,  C22C38/04 ,  C22C38/06 ,  C22C38/34 ,  C22C38/42 ,  C22C38/44 ,  C22C38/46 ,  C22C38/48 ,  C22C38/50 ,  C22C38/52 ,  C22C38/40

Abstract: 본발명은서스펜션용으로사용가능하도록인장강도와피로수명을향상시킨내식성이우수한고강도스프링강에관한것이다. 본발명의일 실시형태에따른차량의서스펜션에사용되는코일스프링강으로서, 중량%로, C: 0.4 ~ 0.9%, Si: 0.9 ~ 2.3%, Mn: 0.5 ~ 1.2%, Cr: 0.6 ~ 1.5%, Mo: 0.01 ~ 0.5%, Ni: 0.01 ~ 0.9%, V: 0.5% 이하(0% 제외), Nb: 0.5% 이하(0% 제외), Ti: 0.3% 이하(0% 제외), Co: 1.0% 이하(0% 제외), B: 0.1% 이하(0% 제외), W: 0.3% 이하(0% 제외), Cu: 0.3% 이하(0% 제외), Al: 0.3% 이하(0% 제외), N: 0.03% 이하(0% 제외), O: 0.003% 이하(0% 제외), 나머지 Fe 및기타불가피한불순물을포함한다.

Abstract translation: 本发明涉及一种耐腐蚀性优异，拉伸强度和疲劳寿命得到改善以用于悬浮的高强度弹簧钢。 螺旋弹簧钢，其在根据本发明的一个实施例的车辆悬架使用的，以重量％计，C：0.4〜0.9％以下，Si：0.9〜2.3％以下，Mn：0.5〜1.2％以下，Cr：0.6〜1.5％ ，Mo：0.01〜0.5％，Ni：0.01〜0.9％，V：0.5％以下（不含0％），Nb：0.5％ W：0.3％以下（不含0％），Cu：0.3％以下（不含0％），Al：0.3％以下（0％以下） ），N：不超过0.03％（不包括0％），O：不超过0.003％（不包括0％），其余为Fe和其他不可避免的杂质。

公开(公告)号：KR1020130063785A

公开(公告)日：2013-06-17

申请号：KR1020110130337

申请日：2011-12-07

Applicant: 현대자동차주식회사

Inventor： 조봉래

IPC: B62D25/08 ,  B60H1/24 ,  B60H3/06

Abstract: PURPOSE: An air suction device capable of improving ventilation performance of a driver seat is provided to lengthen a life of a postprocessing filter unit by doubly filtering dust in the air and inducing the air to the inside without influence of a cooling fan. CONSTITUTION: An air suction device capable of improving ventilation performance of a driver seat comprises a front panel(10), a reinforcement member(20), an upper cover(30), a preprocessing filtering unit(40), a lower cover(50), and a postprocessing filter unit(60). The front panel includes an air inflow hole(11). The reinforcement member comprises a guide unit(21) and an air inflow unit and supports the front panel. The guide unit guides air flowing in the air inflow hole, and the air inflow unit is connected to the guide unit. The upper cover is arranged in the rear of the reinforcement member and comprises a mounting unit. The preprocessing filtering unit is mounted on the mounting unit of the upper cover. The lower cover is arranged in the rear of the upper cover and forms an air passage(S). The postprocessing filter unit is arranged in the upper part of the lower cover.

Abstract translation: 目的：提供一种能够改善驾驶员座椅通风性能的吸气装置，通过双重过滤空气中的灰尘并将空气引导到内部而不影响冷却风扇，延长后处理过滤器的使用寿命。 构成：能够提高驾驶员座椅的通气性能的吸气装置包括前面板（10），加强构件（20），上盖（30），预处理过滤单元（40），下盖（50） ）和后处理滤波器单元（60）。 前面板包括空气流入孔（11）。 加强构件包括导向单元（21）和空气流入单元并且支撑前面板。 引导单元引导在空气流入孔中流动的空气，并且空气流入单元连接到引导单元。 上盖设置在加强构件的后部，并且包括安装单元。 预处理过滤单元安装在上盖的安装单元上。 下盖布置在上盖的后部并形成空气通道（S）。 后处理过滤器单元布置在下盖的上部。

公开(公告)号：KR1020130051581A

公开(公告)日：2013-05-21

申请号：KR1020110116792

申请日：2011-11-10

Applicant: 현대자동차주식회사

Inventor： 강창원 ,  조봉래

IPC: C22C38/00 ,  C22C38/38 ,  C22C38/28

CPC classification number: C22C38/38 ,  C22C38/02 ,  C22C38/22 ,  C22C38/24 ,  C22C38/28

Abstract: PURPOSE: A free-cutting nitriding steel for a vehicle and an annulus gear of an automatic transmission manufactured using the same are provided to include manganese, sulfur, titanium, chrome, molybdenum, and vanadium at certain content ratios, thereby remarkably reducing the amount of the heat treatment deformation of the gear. CONSTITUTION: A free-cutting nitriding steel for a vehicle includes Fe as a main substance, 0.24 to 0.30 wt% of C, 0.30 to 0.70 wt% of Cr, 0.10 to 0.20 wt% of Mo, 1.30 to 1.70 wt% of Mn, 0.50 to 0.80 wt% of Si, below 0.02(excluding 0) wt% of P, 0.04 to 0.07 wt% of S, 0.05 to 0.15 wt% of V, 0.05 to 0.10 wt% of Ti, and other inevitable impurities. The surface hardness(Hv) of the steel 565 or greater, and the core hardness(Hv) of the steel is 240 or greater. An annulus gear of an automatic transmission is manufactured with the free-cutting nitriding steel.

Abstract translation: 目的：提供一种用于车辆的自由切割氮化钢和使用其的自动变速器的环形齿轮，其包含一定含量的锰，硫，钛，铬，钼和钒，从而显着降低 齿轮的热处理变形。 构成：用于车辆的自由切削氮化钢包括Fe作为主要物质，0.24至0.30重量％的C，0.30至0.70重量％的Cr，0.10至0.20重量％的Mo，1.30至1.70重量％的Mn， 0.50〜0.80重量％的Si，0.02以下（不包括0）P的重量％，S：0.04〜0.07重量％，V：0.05〜0.15重量％，Ti：0.05〜0.10重量％等不可避免的杂质。 钢565以上的表面硬度（Hv）和钢的芯硬度（Hv）为240以上。 用自由切削氮化钢制造自动变速器的环形齿轮。

公开(公告)号：KR101054775B1

公开(公告)日：2011-08-05

申请号：KR1020080115876

申请日：2008-11-20

Applicant: 현대자동차주식회사

Inventor： 강창원 ,  조봉래

IPC: C21D6/00 ,  C22C38/04

Abstract: 중량%로, C 0.28∼0.33%, Si 0.2% 이하, Mn 1.20~1.45%, P 0.020% 이하, S 0.020% 이하, Ni 0.75~0.85%, Cr 0.35~0.45%, B 0.001~0.003%, 나머지 철 및 불가피한 불순물을 포함하는 조성을 갖는 차량 변속기 기여류용 합금강 및 침탄 열처리 방법이 소개된다. 이 방법은 진공 침탄로를 이용하여 부품을 A
1 ~A
3 온도 영역 내의 비교적 저온에서 침탄시킨 후 고압 가스로 냉각 열처리하며, 이에 따르면, 진공 침탄 열처리로 인한 부품의 열변형이 현저히 감소된다.
애뉼러스 기어, 열변형, 침탄, 열처리

Abstract translation: 以重量％计，C 0.28〜0.33％以下，Si 0.2％以下，Mn 1.20〜1.45％，P：0.020％以下，S：0.020％以下，Ni 0.75〜0.85％以下，Cr 0.35〜0.45％，B 0.001〜0.003％，其余 引入具有包含铁和不可避免的杂质的组成的车辆传动装置的合金钢和渗碳热处理方法。 该方法使用真空渗碳炉加热部件A.

公开(公告)号：KR100980718B1

公开(公告)日：2010-09-07

申请号：KR1020080115877

申请日：2008-11-20

Applicant: 현대자동차주식회사

Inventor： 조봉래

IPC: B60N3/10 ,  B60N3/00 ,  B60R7/00

Abstract: 차량의 간이 베드에 설치되는 차량용 수납식 테이블이 소개된다. 이 수납식 테이블의 사물함은 간이 베드에 수납되고 전면부에 슬라이딩홈이 수직방향으로 형성되고, 테이블 플레이트는 슬라이딩홈에 슬라이딩 이동 가능하게 설치되며, 스토퍼는 테이블 플레이트가 테이블 플레이트의 하부 양측단에 돌출 형성되는 것을 특징으로 한다.
간이 베드, 스토퍼, 테이블 플레이트

公开(公告)号：KR1020080014394A

公开(公告)日：2008-02-14

申请号：KR1020060076038

申请日：2006-08-11

Applicant: 현대자동차주식회사

Inventor： 노현우 ,  조봉래

IPC: C22C38/18

CPC classification number: C22C38/28 ,  C22C38/001 ,  C22C38/002 ,  C22C38/02 ,  C22C38/04 ,  C22C38/26 ,  C22C2202/00

Abstract: A Cr alloy steel for high temperature vacuum carburizing as an exclusive workpiece for vacuum carburizing is provided, wherein the exclusive workpiece for vacuum carburizing is manufactured by performing an alloy design adapted to vacuum carburizing using elements of an existing Cr alloy steel as basic elements, and enables a carburizing process to be performed without coarsening of grains even at a high temperature of 1050 deg.C. A Cr alloy steel for high temperature vacuum carburizing has an alloy composition comprising 0.22 to 0.24 wt.% of C, 0.70 to 0.90 wt.% of Si, 0.50 to 0.80 wt.% of Mn, 0.030 wt.% or less of P, 0.020 wt.% or less of S, 1.25 to 1.55 wt.% of Cr, 0.008 to 0.012 wt.% of Ti, 20 to 40 ppm of Nb, 70 to 120 ppm of N, and the balance of Fe, wherein the alloy composition contains 12 ppm or less of dissolved oxygen for cleanliness of the alloy.

Abstract translation: 提供了一种用于真空渗碳的专用工件的高温真空渗碳用Cr合金钢，其中真空渗碳专用工件是通过使用现有的Cr合金钢的元素作为基本元素进行真空渗碳的合金设计制造的， 即使在1050℃的高温下也能够进行渗碳处理而不会使颗粒变粗糙。 用于高温真空渗碳的Cr合金钢具有合金组成，其包含C：0.22〜0.24重量％，Si：0.70〜0.90重量％，Mn：0.50〜0.80重量％，P：0.030重量％ 0.020重量％以下的S，1.25〜1.55重量％的Cr，0.008〜0.012重量％的Ti，20〜40ppm的Nb，70〜120ppm的N，余量的Fe，其中， 组合物含有12ppm以下的溶解氧，用于清洁合金。

公开(公告)号：KR1020080006839A

公开(公告)日：2008-01-17

申请号：KR1020060066080

申请日：2006-07-14

Applicant: 현대자동차주식회사

Inventor： 조봉래 ,  노현우

IPC: C22C38/22 ,  C22C38/18

CPC classification number: C22C38/22 ,  C22C38/001 ,  C22C38/002 ,  C22C38/02 ,  C22C38/04 ,  C22C38/26 ,  C22C38/28 ,  C22C2202/00

Abstract: High strength chromium-molybdenum alloy steel for a high temperature vacuum carburizing process is provided to be used in a vacuum carburizing operation and to increase environment-friendly performance thereof, without coarsening a crystal grain at high temperature of 1050 degrees. High strength chromium-molybdenum alloy steel for a high temperature vacuum carburizing process includes iron mainly, 0.22~0.24 weight% of carbon, 0.70~0.90 weight% of silicon, 0.50~0.80 weight% of manganese, under 0.030 weight% of phosphorus, 1.90~2.20 weight% of chromium, 0.20~0.40 weight% of molybdenum, 0.008~0.012 weight% of titanium, 20~40 ppm(parts per million) of niobium, 70~120 ppm of nitrogen, and under 15 ppm of dissolved oxygen for purity of the alloy steel.

Abstract translation: 提供用于高温真空渗碳工艺的高强度铬钼合金钢，用于真空渗碳操作，并且增加其环境友好性能，而在1050度的高温下不会使晶粒粗大化。 用于高温真空渗碳工艺的高强度铬钼合金钢主要包括铁，0.22〜0.24重量％的碳，0.70〜0.90重量％的硅，0.50〜0.80重量％的锰，0.030重量％的磷，1.90 〜2.20重量％的铬，0.20〜0.40重量％的钼，0.008〜0.012重量％的钛，20〜40ppm（百万分之一铌）的铌，70〜120ppm的氮和15ppm以下的溶解氧， 合金钢的纯度。