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1. 发明申请

WO2012162772A2 AN ELEMENT PROVIDED WITH AT LEAST ONE SLIDE SURFACE FOR USE ON AN INTERNAL COMBUSTION ENGINE 审中-公开
标题翻译：提供至少一个用于内燃机的滑动表面的元件
公开(公告)号：WO2012162772A2
公开(公告)日：2012-12-06
申请号：PCT/BR2012000161
申请日：2012-05-28
申请人： MAHLE METAL LEVE SA , MAHLE INT GMBH , DA ROCHA MORDENTE PAULO JOSE , BANFIELD ROBERT RICHARD , AVELAR ARAUJO JULIANO , VALENTIM LIMA SARABANDA JOSE
发明人： DA ROCHA MORDENTE PAULO JOSE , BANFIELD ROBERT RICHARD , AVELAR ARAUJO JULIANO , VALENTIM LIMA SARABANDA JOSE
IPC分类号： C23C14/34 , C23C14/06 , C23C30/00
CPC分类号： F02B77/00 , C23C14/0641 , C23C14/3485 , C23C28/322 , C23C28/34 , C23C28/347 , C23C30/00 , Y10T29/49229
摘要： The present invention relates to an element (1) that works sliding, of an internal combustion engine and/or a compressor that undergoes friction and receives a coating of chrome nitride having an equiaxial morphology, with low porosity (lower than 1 %) and with a crystallographic orientation predominantly (111), maintaining some reticulate in the orientation (200), so as to improve its resistance to wear and its toughness, prolonging the useful life of the element (1) that works sliding.
摘要翻译：本发明涉及一种工作滑动的内燃机和/或压缩机的元件（1），该内燃机和/或压缩机经历摩擦并接收具有等轴形态的氮化铬涂层，具有低孔隙率（低于1％）和晶体取向主要是（111），在方位（200）上保持一些网状，从而提高其耐磨性和韧性，延长滑动元件（1）的使用寿命。

2. 发明申请

WO2011035399A1 PISTON RING AND PROCESS FOR MANUFACTURING A PISTON RING 审中-公开
标题翻译：活塞环和制造活塞环的方法
公开(公告)号：WO2011035399A1
公开(公告)日：2011-03-31
申请号：PCT/BR2010/000312
申请日：2010-09-24
申请人： MAHLE METAL LEVE S/A , FAVARON, Rodrigo , BANFIELD, Robert Richard
发明人： FAVARON, Rodrigo , BANFIELD, Robert Richard
IPC分类号： F16J9/26
CPC分类号： F16J9/26 , F16J9/22
摘要： The present invention refers to a piston ring, particularly for use in the piston channel of an internal combustion engine or a compressor, comprising at least a substantially ring-shaped metallic base (2) having at least a first region (20), at least a second region (21) and at least a gap (22), the first region (20) being positioned in a way substantially opposite to the gap (22), the ring comprising at least a nitrided layer (3) in the second region (21) and comprising at least reduction of the nitrided layer (3) in the first re¬ gion (20), whereas the reduced nitrided layer (3) is at least partially blocked in the first region (20) due to the previous application of an intermediate layer (4).
摘要翻译：本发明涉及一种特别用于内燃机或压缩机的活塞通道的活塞环，至少包括至少具有至少一个第一区域（20）的基本上环形的金属基底（2）第二区域（21）和至少间隙（22），所述第一区域（20）以与所述间隙（22）基本相反的方式定位，所述环包括在所述第二区域（22）中的至少一个氮化层（3）（21），并且至少包括第一区域（20）中的氮化层（3）的还原，而由于先前的应用，减少的氮化层（3）在第一区域（20）中至少部分地被阻挡的中间层（4）。

3. 发明申请

WO1994015108A1 MULTILAYER SLIDING BEARING 审中-公开
标题翻译：多层滑动轴承
公开(公告)号：WO1994015108A1
公开(公告)日：1994-07-07
申请号：PCT/BR1993000046
申请日：1993-12-16
申请人： METAL LEVE S/A. INDUSTRIA E COMÉRCIO , BANFIELD, Robert, Richard , SIMAO, José, Roberto , CARUBELLI, Ademir
发明人： METAL LEVE S/A. INDUSTRIA E COMÉRCIO
IPC分类号： F16C33/12
CPC分类号： F16C33/06 , F16C17/022 , F16C33/12 , F16C33/24 , F16C2204/20 , F16C2204/60
摘要： Multilayer sliding bearing, of the type comprising: an intermediate layer (20) made of a material with a certain hardness, disposed on a backing layer (10); a sliding layer (30) made of a less hard material, said intermediate layer (20) presenting a radially internal face defined by at least a pair of surfaces, which are excentric to the bearing and which intercept each other along a respective intersection line (22) of the bearing that is inclined relative the opposite end edges, in order to reduce the thickness of said intermediate layer (20), the radially internal face of the sliding layer (30) presenting a curvature radius at maximum equal to the distance between the axis of the bearing and each point of each intersection line (22).
摘要翻译：多层滑动轴承，其包括：设置在背衬层（10）上的由具有一定硬度的材料制成的中间层（20）; 由较硬的材料制成的滑动层（30），所述中间层（20）呈现由至少一对表面限定的径向内表面，所述至少一对表面偏心于轴承，并且沿相应的交叉线 22），相对于相对端边缘倾斜的轴承，为了减小所述中间层（20）的厚度，滑动层（30）的径向内表面的曲率半径最大等于轴承的轴线和每个交叉线（22）的每个点。

4. 发明申请

WO2012162772A3 ELEMENTO DOTADO DE PELO MENOS UMA SUPERFÍCIE DE DESLIZAMENTO PARA USO EM UM MOTOR DE COMBUSTÃO" 审中-公开
公开(公告)号：WO2012162772A3
公开(公告)日：2012-12-06
申请号：PCT/BR2012/000161
申请日：2012-05-28
申请人： MAHLE METAL LEVE S/A , MAHLE INTERNATIONAL GmbH , DA ROCHA MORDENTE, Paulo, José , BANFIELD, Robert, Richard , AVELAR ARAUJO, Juliano , VALENTIM LIMA SARABANDA, José
发明人： DA ROCHA MORDENTE, Paulo, José , BANFIELD, Robert, Richard , AVELAR ARAUJO, Juliano , VALENTIM LIMA SARABANDA, José
IPC分类号： C23C14/34 , C23C14/06 , C23C30/00
摘要： A presente invenção refere-se a um elemento (1) que trabalha sob deslizamento de um motor de combustão interna e/ou compressor que sofre atrito e que recebe um revestimento de nitreto de cromo dotado de uma morfologia equiaxial, com baixa porosidade (inferior a 1 %) e com uma orientação cristalográfica predominantemente (111), mantendo algum reticu- lado na orientação (200) por forma a melhorar a sua resistência ao desgaste e tenacidade, aumentando à vida útil do elemento (1) que trabalham sob deslizamento.

5. 发明申请

WO2012162771A1 ELEMENTO DOTADO DE PELO MENOS UMA SUPERFÍCIE DE DESLIZAMENTO COM UM REVESTIMENTO PARA USO EM UM MOTOR DE COMBUSTÃO INTERNA OU EM UM COMPRESSOR 审中-公开
标题翻译：一个元件提供至少一个滑动表面，用于内燃机或压缩机
公开(公告)号：WO2012162771A1
公开(公告)日：2012-12-06
申请号：PCT/BR2012/000160
申请日：2012-05-28
申请人： MAHLE Metal Leve S/A , MAHLE INTERNATIONAL GMBH , DA ROCHA MORDENTE, Paulo José , BANFIELD, Robert Richard , VALENTIM LIMA SARABANDA, José
发明人： DA ROCHA MORDENTE, Paulo José , BANFIELD, Robert Richard , VALENTIM LIMA SARABANDA, José
IPC分类号： C23C14/06 , C23C30/00 , C23C14/34
CPC分类号： C10M103/06 , C23C14/0641 , C23C14/3485 , C23C30/00 , F02B77/02
摘要： A presente invenção refere-se a um elemento (1) que trabalha sob deslizamento de um motor de combustão interna e/ou compressor que sofre atrito e que recebe um revestimento (4) cerâmico nitretado através de um processo HIPIMS. Tal revestimento (4) apresenta como particularidade o fato de conseguir dominar as tensões internas do revestimento (4) de forma independente de seu crescimento, permitindo realizar revestimentos (4) com espessuras superiores às convencionais, resultando em um substancial aumento da resistência ao desgaste.
摘要翻译：本发明涉及一种使内部发动机和/或经受摩擦的压缩机的滑动和通过HIPIMS工艺接收氮化硬质陶瓷涂层（4）的元件（1）。这种涂层（4）特别表现出独立于其生长而主导涂层（4）的内部张力的事实，这使得能够执行厚度大于常规涂层（4）的涂层（4），导致耐磨性显着增加。

6. 发明申请

WO2007147532A2 PISTON RING WITH CHROMIUM NITRIDE COATING FOR INTERNAL COMBUSTION ENGINES 审中-公开
标题翻译：用于内燃机的氮化铬涂层活塞环
公开(公告)号：WO2007147532A2
公开(公告)日：2007-12-27
申请号：PCT/EP2007/005312
申请日：2007-06-16
申请人： MAHLE INTERNATIONAL GMBH , MAHLE METAL LEVE S.A. , ARAUJO, Juliano, Avelar , MARQUES, Gisela, Ablas , SARABANDA, Jose, Valentim, Lima , BANFIELD, Robert, Richard
发明人： ARAUJO, Juliano, Avelar , MARQUES, Gisela, Ablas , SARABANDA, Jose, Valentim, Lima , BANFIELD, Robert, Richard
IPC分类号： F16J9/26
CPC分类号： F16J9/26 , C23C14/0036 , C23C14/0641 , Y10T428/265
摘要： The invention relates to a piston ring for internal combustion engines, the piston ring comprises a steel or cast iron base material with a coating of chromium nitride deposited by a physical vapor deposition process on a sliding surface of the piston ring, wherein the coating is composed of a columnar crystal structure of CrN with the following features: (a) an oxygen content in solid solution of 0.5 to 2.5 wt %; (b) a content of uniformly dispersed micro-pores of less than 10 % in volume of the coating; and (c) an X-ray diffraction intensity ratio of (111 ) planes to (200) planes parallel to the surface in the range of 0.80 to 1.20.
摘要翻译：本发明涉及一种用于内燃机的活塞环，活塞环包括钢或铸铁基材，其中通过物理气相沉积工艺在活塞环的滑动表面上沉积有氮化铬涂层，其中涂层组成的CrN的柱状晶体结构具有以下特征：（a）固溶体中的氧含量为0.5至2.5重量％; （b）均匀分散的微孔的含量小于涂层体积的10％; 和（c）平均于表面的（111）面与（200）面的X射线衍射强度比在0.80〜1.20的范围内。

7. 发明申请

WO2007147532A3 PISTON RING WITH CHROMIUM NITRIDE COATING FOR INTERNAL COMBUSTION ENGINES 审中-公开
标题翻译：用于内燃机的氮化铬涂层活塞环
公开(公告)号：WO2007147532A3
公开(公告)日：2008-06-12
申请号：PCT/EP2007005312
申请日：2007-06-16
申请人： MAHLE INT GMBH , MAHLE METAL LEVE SA , ARAUJO JULIANO AVELAR , MARQUES GISELA ABLAS , SARABANDA JOSE VALENTIM LIMA , BANFIELD ROBERT RICHARD
发明人： ARAUJO JULIANO AVELAR , MARQUES GISELA ABLAS , SARABANDA JOSE VALENTIM LIMA , BANFIELD ROBERT RICHARD
IPC分类号： F16J9/26 , C23C14/06
CPC分类号： F16J9/26 , C23C14/0036 , C23C14/0641 , Y10T428/265
摘要： The invention relates to a piston ring for internal combustion engines, the piston ring comprises a steel or cast iron base material with a coating of chromium nitride deposited by a physical vapor deposition process on a sliding surface of the piston ring, wherein the coating is composed of a columnar crystal structure of CrN with the following features: (a) an oxygen content in solid solution of 0.5 to 2.5 wt %; (b) a content of uniformly dispersed micro-pores of less than 10 % in volume of the coating; and (c) an X-ray diffraction intensity ratio of (111) planes to (200) planes parallel to the surface in the range of 0.80 to 1.20.
摘要翻译：本发明涉及一种用于内燃机的活塞环，活塞环包括钢或铸铁基材，其中通过物理气相沉积工艺在活塞环的滑动表面上沉积有氮化铬涂层，其中涂层组成的CrN的柱状晶体结构具有以下特征：（a）固溶体中的氧含量为0.5至2.5重量％; （b）均匀分散的微孔的含量小于涂层体积的10％; 和（c）平均于表面的（111）面与（200）面的X射线衍射强度比在0.80〜1.20的范围内。

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