PISTON FOR AN INTERNAL COMBUSTION ENGINE
    1.
    发明申请
    PISTON FOR AN INTERNAL COMBUSTION ENGINE 审中-公开
    活塞,内燃机

    公开(公告)号:WO2014032644A3

    公开(公告)日:2014-04-24

    申请号:PCT/DE2013000491

    申请日:2013-08-27

    Applicant: MAHLE INT GMBH

    Abstract: The invention relates to a piston (10) for an internal combustion engine, comprising a piston head (11) and a piston skirt (21), wherein said piston head (11) comprises a piston base (13), a circumferential ring part (16) and, in the region of the ring part (16), a circumferential closed cooling channel or sealed cavity (18). An inner side (12) of the piston (10) comprises two lower surfaces (34a, 34b) which transform continuously in the region of the piston central axis (M) to form an arched surface (35). Said piston skirt (21) comprises piston hubs (22) provided with hub bores (23) which are interconnected by means of running surfaces (24, 25) which comprise inner surfaces (32a, 32b) facing the inside of the piston. The invention is characterised in that starting from the free ends of the piston skirt (21), inside the piston on the pressure side (DS) and/or counter pressure side (GDS), an inner surface (32a, 32b) of a running surface (24, 25) continuously transforms into a guiding surface (33a, 33b) for a coolant which transforms continuously on the side thereof into a lower surface (34a, 34b).

    Abstract translation: 本发明涉及一种活塞(10),用于与活塞头(11)和一个活塞轴(21)的内燃机,其中所述活塞头(11)具有一个活塞头(13);围绕的环部(16)和(在环部的区域 16)具有环绕的封闭冷却通道或封闭的腔(18),其中,所述活塞(10)的内表面(12),34B)包括两个子区域(34A(在活塞中心轴M的连续的区域)(在弯曲表面35) 通,其特征在于,设置有所述活塞毂(22),该运行表面上(24,25)连接在一起的活塞轴(21)与销孔(23)中,面向所述活塞的内部的内表面(32A,32B),其特征在于,从开始 在压力侧(DS)和/或反推力侧上的烧瓶内的活塞轴(21)的自由端(GDS)的行驶表面(24,25)的内表面(32A,32B)连续地在一导向面(33A,33B)的冷却剂 转换,这在底表面依次连续地(34A,34B)通过。

    PISTON
    2.
    发明申请
    PISTON 审中-公开
    活塞

    公开(公告)号:WO2014033011A2

    公开(公告)日:2014-03-06

    申请号:PCT/EP2013067302

    申请日:2013-08-20

    Applicant: MAHLE INT GMBH

    CPC classification number: F02F3/22

    Abstract: The invention relates to a piston (1) for an internal combustion engine, said piston (1) comprising a piston head (7) and a piston skirt (15), said piston head (7) having a circumferential ring part (8) and a circumferential cooling channel (5). Also, a ring support (4) is provided in the region of the ring part (8). According to the invention, said ring part (4) forms a wall section (11) of the cooling channel (5) and is in direct contact with said cooling channel (5) which has a cross-section with a contraction (12) formed in the central area of the cross-section.

    Abstract translation: 本发明涉及一种活塞(1)用于内燃发动机,所述活塞(1)包括一个活塞头(7)和活塞轴(15)和活塞头(7)的环绕的环部(8)和一个环绕的冷却通道(5) 有。 此外,在环形部分(8)的区域中的环保持件(4)设置。 本发明的特征在于,所述环形支承件(4)的冷却通道的壁部分(11)(5),从而与所述冷却通道(5)和所述冷却通道直接接触(5)具有形成在所述横截面变窄的中心区域中的开口的横截面 (12)。

    PISTON FOR AN INTERNAL COMBUSTION ENGINE
    3.
    发明申请
    PISTON FOR AN INTERNAL COMBUSTION ENGINE 审中-公开
    活塞,内燃机

    公开(公告)号:WO2013167103A3

    公开(公告)日:2014-02-13

    申请号:PCT/DE2013000239

    申请日:2013-05-03

    Applicant: MAHLE INT GMBH

    Abstract: The invention relates to a piston (10,) for an internal combustion engine, comprising a piston head (11) and a piston skirt (16), said piston head (11) having a peripheral annular part (15) and in the region of said annular part (15), a peripheral cooling channel (23). The piston skirt (16) comprises piston bores (17) provided with hub bores (18), which are arranged over the hub connections (19) on the underside (11a) of the piston head (11). Said piston hubs (17) are interconnected over the running surfaces (21, 22). According to the invention, the wall (23a) of the cooling channel (23) which extends in the region of the annular part (15) comprises an inclined portion and together with the central axis of the piston (M), forms an acute angle (a). At least one bore (24a, 24b, 24c, 24d) which is closed towards the outside is arranged between a running surface (21, 22) and a hub bore (18) such that the at least one bore (24a, 24b, 24c, 24d) leads into the cooling channel (23), and that the cooling channel (23) and the at least one bore (24a, 24b, 24c, 24d) contain a coolant (27) in the form of a metal or a metal alloy which have a low-melting point.

    Abstract translation: 本发明涉及一种活塞(10),用于与活塞头(11)和一个活塞轴(16),所述的内燃机,其中所述活塞头(11)环绕的环部(15)和在所述环形部分(15)(一个周向冷却通道的区域 23),其特征在于,设置有所述活塞头(11)的活塞毂(17),其(通过集线器栓19)(下侧部11a)的活塞轴(16)(带轴孔18)被布置,其中,通过胎面用活塞毂(17) (21,22)相互连接。 根据本发明,它提供了在延伸的冷却通道的环形部分(15)的壁(23A)(23)的区域中具有斜面,并与活塞中心轴(M)形成锐角(a)包括至少一个(向外封闭孔24a中 ,24D)被设置如图24B所示,设置在运行表面(21,22)和24C之间(一个销孔18),所述至少一个孔(24A,24B,24C,24D)(在冷却通道23)打开, 并且,所述冷却通道(23)和包含在低熔点金属或低熔点金属合金的形式的冷却剂(27)的至少一个孔(24A,24B,24C,24D)。

    HYBRID PIN FOR CONNECTING A PISTON FOR AN INTERNAL COMBUSTION ENGINE TO A PISTON ROD, AND PRESSING DEVICE FOR PRODUCING THE HYBRID PIN
    4.
    发明申请
    HYBRID PIN FOR CONNECTING A PISTON FOR AN INTERNAL COMBUSTION ENGINE TO A PISTON ROD, AND PRESSING DEVICE FOR PRODUCING THE HYBRID PIN 审中-公开
    用于连接燃烧发动机活塞与连接器的混合螺栓以及用于制造混合螺栓的压紧装置

    公开(公告)号:WO2012083909A3

    公开(公告)日:2012-08-16

    申请号:PCT/DE2011001928

    申请日:2011-11-03

    CPC classification number: F16J1/16 B21K1/762

    Abstract: The invention relates to a hybrid pin (14) for connecting a piston for an internal combustion engine to a piston rod, said hybrid pin (14) consisting of a sleeve (3) made of steel and consisting of a core (2) which is pressed into the sleeve (3) and which is made of a lightweight metal alloy that can be cold-formed. The inner surface of the sleeve (3) has a profile, whereby an elastic elongation of the core (3) in the axial direction after the core (2) is pressed into the sleeve (3) is prevented to such an extent that the sleeve (3) is longer than the core (2) at both ends of the hybrid pin (14).

    Abstract translation: 混合螺栓(14),提出了一种用于在一活塞的用于内燃发动机的套筒(3)的由钢制成,一个在套筒连接与连接杆,其中,所述混合销(14)(3)压入的芯(2)从冷成形 轻金属合金,其中,所述套筒的所述内表面(3)具有的轮廓,由此在这样的轴向远防止芯(3)的弹性延伸按压芯(2)的到套筒(3)之后,即在两端 混合销(14),套筒(3)比芯体(2)长。

    SLIDING BEARING
    5.
    发明申请
    SLIDING BEARING 审中-公开
    轴承

    公开(公告)号:WO2008074281A3

    公开(公告)日:2009-05-07

    申请号:PCT/DE2007001994

    申请日:2007-11-07

    Abstract: The present invention relates to a sliding bearing (10) having a carrier layer (12) made of a metallic material, a copper-based bearing metal layer (14) applied to the carrier layer (12), a diffusion barrier layer (16) applied to the bearing metal layer (14), and a sliding layer (18) made of tin that is applied to the diffusion barrier layer (16). The invention provides that the diffusion barrier layer (16) is made of pure iron.

    Abstract translation: 本发明涉及一种由金属材料制成的滑动轴承(10),其具有载体层(12),一个与载体层(12)沉积铜系轴承合金层(14),施加一个该轴承合金层(14)上的扩散阻挡层(16)和一个在 扩散阻挡层施加(16)滑动锡的基础上层(18)。 根据本发明,它提供的是,扩散阻挡层(16)由纯铁。

    PISTON AND CRANKCASE ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINE
    6.
    发明申请
    PISTON AND CRANKCASE ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINE 审中-公开
    活塞的装置和用于内燃机曲轴箱

    公开(公告)号:WO2013167102A3

    公开(公告)日:2014-01-16

    申请号:PCT/DE2013000238

    申请日:2013-05-03

    Applicant: MAHLE INT GMBH

    Abstract: The invention relates to an assembly (100, 200) consisting of a piston (10, 110, 210) made of a steel-based material, and a crankcase (140, 240) made of an aluminum-based material, for an internal combustion engine. Said piston (10, 110, 210) comprises a piston head (11) and a piston skirt (16), said piston head (11) having a peripheral annular part (15) and in the region of said annular part (15), a peripheral cooling channel (23). The piston skirt (16) comprises piston bores (17) provided with hub bores (18), which are arranged over the hub connections (19) on the underside (11a) of the piston head (11). Said piston hubs (17) are interconnected over the running surfaces (21, 22). According to the invention, at least one bore (24a, 24b, 24c, 24d) which is closed towards the outside is arranged between a running surface (21, 22) and a hub bore (18) such that the at least one bore (24a, 24b, 24c, 24d) leads into the cooling channel (23), and that the cooling channel (23) and the at least one bore (24a, 24b, 24c, 24d) contain a coolant (127, 227) in the form of a metal or a metal alloy which have a low-melting point.

    Abstract translation: 本发明涉及一种基于铝的用于内燃发动机,其特征在于,钢的基础和的材料制成的曲轴箱(140,240)上的材料制成的活塞(10,110,210)的装置(100,200) 所述活塞(10,110,210)的活塞头(11)和一个活塞轴(16),其中,所述活塞头(11)具有环绕的环部(15)和在所述环形部分的区域(15)具有周向冷却通道(23), 其中设置有经由在活塞头(11)的下侧(11A)毂的关系(19),连接在活塞毂(17)的活塞轴(16)与销孔(18)被布置,其中,经由轴承表面(21,22的活塞毂(17) )被连接在一起。 根据本发明,它提供了至少一个向外封闭孔(24A,24B,24C,24D)被提供,其是布置在工作表面(21,22)和销孔(18)之间,该至少一个孔(24A,24B ,24C,24D)(在冷却通道23),并且在于,所述冷却通道(23)和所述至少一个孔(24A,24B,24C,24D),一冷却装置(127,227)在一低熔点金属或低的形式 低熔点金属合金。

    METHOD FOR PRODUCING A THERMAL BARRIER COATING AND THERMAL BARRIER COATING PRODUCED BY MEANS OF SAID METHOD
    7.
    发明申请
    METHOD FOR PRODUCING A THERMAL BARRIER COATING AND THERMAL BARRIER COATING PRODUCED BY MEANS OF SAID METHOD 审中-公开
    生产隔热层的方法和由该方法制造的隔热层

    公开(公告)号:WO2016096902A3

    公开(公告)日:2016-08-11

    申请号:PCT/EP2015079866

    申请日:2015-12-15

    Applicant: MAHLE INT GMBH

    CPC classification number: C23C4/129 C08K3/40 C23C4/02 C23C4/11 F02F3/12

    Abstract: The present invention relates to a method for producing a thermal barrier coating (39, 130) on a component (10, 110), said method being characterised by the following features: a) grinding a glass material to form a first solid in the form of a powder; b) mixing the powder with at least one deflocculant to form a suspension; c) processing the suspension (10, 110) by means of a high-velocity oxy-fuel spraying method, wherein c1) the liquid phase of the suspension (10, 110) is evaporated in the flame; c2) the glass material begins to melt or melts and is subsequently deposited on the component. The present invention further relates to a thermal barrier coating (30, 130) of this type and to a piston provided with a thermal barrier coating of this type.

    Abstract translation: 本发明涉及一种用于在部件(10,110)上制造热障涂层(39,130​​)的方法,其特征在于以下特征:a)将玻璃材料研磨成粉末形式的第一固体; b)将粉末与至少一个液化器混合以形成悬浮液; c)借助于高速火焰喷涂工艺处理悬浮液(10,110),其中c1)悬浮液(10,110)的液相在火焰中汽化; c2)玻璃材料熔化或熔化,然后沉积在部件上。 本发明进一步涉及这种热障涂层(30,130)和设置有这种热障涂层的活塞。

    PISTON FOR AN INTERNAL COMBUSTION ENGINE
    8.
    发明申请
    PISTON FOR AN INTERNAL COMBUSTION ENGINE 审中-公开
    活塞,内燃机

    公开(公告)号:WO2013167104A2

    公开(公告)日:2013-11-14

    申请号:PCT/DE2013000240

    申请日:2013-05-03

    Applicant: MAHLE INT GMBH

    Abstract: The invention relates to a piston (10) for an internal combustion engine made of an iron-based material, comprising a piston head (11) and a piston skirt (12), said piston head (11) comprising a piston base (13), a peripheral top land (15) and a peripheral annular part (16) comprising annular grooves (17a, 17b, 17c). According to the invention, at least one annular groove (17a, 17b) comprises at least one insert (24, 27) made of an zinc-based material.

    Abstract translation: 本发明涉及一种活塞(10),用于由铁基材料制成的内燃机,所述活塞具有活塞头(11)和一个活塞轴(12),其中,所述活塞头(11)具有一个活塞头(13),周向顶部的土地(15) 和具有包括环绕的环形部分(16)的环形槽(17A,17B,17C)。 根据本发明,它提供了至少一个环形槽(17A,17B),其具有至少一个插入件(24,27)由一种锌基材料制成。

    PISTON FOR AN INTERNAL COMBUSTION ENGINE AND METHOD FOR THE PRODUCTION THEREOF
    9.
    发明申请
    PISTON FOR AN INTERNAL COMBUSTION ENGINE AND METHOD FOR THE PRODUCTION THEREOF 审中-公开
    用于燃烧发动机的活塞及其制造方法

    公开(公告)号:WO2012079566A3

    公开(公告)日:2012-10-04

    申请号:PCT/DE2011002128

    申请日:2011-12-15

    CPC classification number: F02F3/18 F01P1/04 F02F3/22

    Abstract: The present invention relates to a piston (10) for an internal combustion engine, comprising a piston head (11) and a piston skirt (16), wherein the piston head (11) has a circumferential ring part (15) and a circumferential cooling channel (23) in the region of the ring part (15), wherein the piston skirt (16) has piston bosses (17), which are provided with boss bores (18) and which are arranged on the underside (11a) of the piston head (11) by means of boss connections (19), wherein the piston bosses (17) are connected to each other by means of running surfaces (21, 22). According to the invention, at least one axial bore (24a, 24b, 24c, 24d), which is closed to the outside and which is arranged between a running surface (21, 22) and a boss bore (18), is provided inside a piston boss (17), the at least one bore (24a, 24b, 24c, 24d) opens into the cooling channel (23), and the cooling channel (23) and the at least one bore (24a, 24b, 24c, 24d) contain a filling (27) of sodium and/or potassium.

    Abstract translation: 本发明涉及一种活塞(10),用于与活塞头(11)和一个活塞轴(16),所述的内燃机,其中所述活塞头(11)环绕的环部(15)和在所述环形部分(15)(一个周向冷却通道的区域 23),其特征在于,设置有所述活塞头(11)的活塞毂(17),其(通过集线器栓19)(下侧部11a)的活塞轴(16)(带轴孔18)被布置,其中,通过胎面用活塞毂(17) (21,22)相互连接。 根据本发明,提供的是(,24D 24A,24B,24C)是一个活塞毂(17)的至少一个轴向内,关闭到设置运行表面之间的外孔(21,22)和销孔(18),该 所述至少一个孔(24A,24B,24C,24D)进入冷却通道(23),并且在于,所述冷却通道(23)和所述至少一个孔(24A,24B,24C,24D)具有钠的填充(27)和 /或钾。

    Leichtmetallkolben für einen Verbrennungsmotor

    公开(公告)号:DE102013223675A1

    公开(公告)日:2015-05-21

    申请号:DE102013223675

    申请日:2013-11-20

    Applicant: MAHLE INT GMBH

    Abstract: Die Erfindung betrifft einen Leichtmetallkolben für einen Verbrennungsmotor mit einem Grundkörper und einem um den Grundkörper umlaufenden und mit ihm verbundenen Ringelement, wobei der Grundkörper stirnseitig eine Verbrennungsmulde mit einer die Mulde begrenzenden, umlaufenden Muldenwand aufweist, die über einen Muldenrandbereich in einen Kolbenboden übergeht, der dadurch gekennzeichnet ist, dass die Muldenwand zumindest im Muldenrandbereich eine Bewehrung in Form eines Bewehrungsrings aus einem mit Silikonharz infiltrierten Graphit, insbesondere Elektrographit, aufweist.

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