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    • 1. 发明授权
    • Valve device for pressure control in a combustion engine, and a method for such pressure control
    • 用于内燃机中的压力控制的阀装置,以及用于这种压力控制的方法
    • US06802303B2
    • 2004-10-12
    • US10605170
    • 2003-09-12
    • Nils-Olof Håkansson
    • Nils-Olof Håkansson
    • F02M2700
    • F01M13/0011F01M13/022
    • Method and device (15) for pressure control in a combustion engine (1) with a crankcase (11) to which crankcase gases are guided during operation of the engine. The valve device (15) is adapted for detecting the current pressure in the crankcase (11) and for opening and closing, respectively, a connection (35) between the crankcase (11) and a suction pipe (9) of the engine depending on the detected pressure. The valve device (15) includes a first valve (19) which is adapted for assuming a condition between a first, opened position and a second, closed position depending on the detected pressure in the crankcase (11), and a second valve (20) which is adapted for assuming a condition between a first, opened position and a second, closed position depending on the condition of the first valve (19). The invention also relates to a method for such pressure control. By means of the invention, an improved device for ventilating crankcase gases is provided, wherein in particular an accurate control of the pressure in the crankcase is provided.
    • 在具有曲轴箱(11)的内燃机(1)中进行压力控制的方法和装置(15),其中在发动机运转期间引导曲轴箱气体。 阀装置(15)适于检测曲轴箱(11)中的当前压力并分别用于打开和关闭曲轴箱(11)和发动机的吸入管(9)之间的连接(35),这取决于 检测压力。 阀装置(15)包括第一阀(19),其适于根据检测到的曲轴箱(11)中的压力而在第一开启位置和第二闭合位置之间呈现状态,以及第二阀门(20) ),其适于根据第一阀(19)的状态来假设处于第一打开位置和第二闭合位置之间的状态。 本发明还涉及这种压力控制的方法。 通过本发明,提供了一种用于通风曲轴箱气体的改进装置,其中提供了曲轴箱中的压力的​​精确控制。
    • 2. 发明授权
    • Fluid-operated valve assembly
    • 流体动力阀组件
    • US06213106B1
    • 2001-04-10
    • US09355549
    • 1999-10-18
    • Nils Olof Håkansson
    • Nils Olof Håkansson
    • F02M2507
    • F16K31/363F02B2075/1824F02M26/16F02M26/21F02M26/38F02M26/39F02M26/59F02M26/67
    • A fluid operated valve assembly is disclosed including a housing defining a cylinder, a piston arranged for reciprocal motion in the cylinder, a fluid inlet for admitting fluid into the working chamber of the cylinder to cause the piston to be displaced therein, a valve closure, a valve seat and a connector connecting the piston to the valve closure such that the closure is in an open position and the piston is in one end position and the valve closure sealingly engages the valve seat when the piston is in the other end position, the connector having a length which is variable dependent on the fluid pressure in the working chamber.
    • 公开了一种流体操作阀组件,其包括限定气缸的壳体,设置用于在气缸中往复运动的活塞,用于将流体进入气缸的工作室的流体入口,以使活塞在其中移动;阀闭合件, 阀座和将活塞连接到阀闭合件的连接器,使得封闭件处于打开位置,并且当活塞处于另一端位置时,活塞处于一个终止位置,并且阀盖密封地接合阀座 连接器具有取决于工作室中的流体压力而变化的长度。
    • 3. 发明授权
    • Method and arrangement for affecting engine braking
    • 影响发动机制动的方法和装置
    • US06792904B2
    • 2004-09-21
    • US10604006
    • 2003-06-20
    • Nils-Olof HåkanssonSixten BerglundGöran Olsson
    • Nils-Olof HåkanssonSixten BerglundGöran Olsson
    • F01L134
    • F01L1/24F01L1/181F01L13/065F01L2105/00F01L2760/004F02D13/04
    • Method and arrangement for engine breaking in motor vehicles having an internal combustion engine with at least one cylinder, at least one exhaust valve at the cylinder and a rocker arm (4) for activation of the exhaust valve. The rocker arm (4) is arranged on a hollow rocker arm shaft (5) and arranged to be effected by ridges (2a, 2b, 2c) on a camshaft (2), the device additionally having a control valve (15, 16) for controlling the oil pressure in the rocker arm shaft (5), and means (6; 14) receptive to an increase of the oil pressure in the rocker arm shaft (5) being integrated in the rocker arm (4) for absorbing a play between the rocker arm (4) and the exhaust valve in the case of increase oil pressure. At least one of the ridges (2b, 2c) causes opening of the exhaust valve with an engine breaking effect. The control valve (15) includes an adjustable valve body (18, 19) and a canal (23) between the valve body (18, 19) and the rocker arm shaft (5) that has a controllable exhaust (36), the valve body (18, 19) being arranged to be positioned in a first position with pressure reducing effect and a second position without pressure reducing effect.
    • 具有具有至少一个气缸的内燃机,气缸处的至少一个排气阀和用于启动排气门的摇臂(4)的机动车辆中的发动机破坏的方法和装置。 摇臂(4)布置在空心摇臂轴(5)上并且布置成由凸轮轴(2)上的脊(2a,2b,2c)实现,该装置另外具有控制阀(15,16) 用于控制摇臂轴(5)中的油压;以及装置(6; 14),所述装置(6; 14)容纳在所述摇臂(5)中的压力增加,所述摇臂轴(5)被集成在所述摇臂(4)中,用于吸收摇摆 在油压增加的情况下,在摇臂(4)和排气阀之间。 突起(2b,2c)中的至少一个引起排气门的打开。 控制阀(15)在阀体(18,19)和具有可控排气(36)的摇臂轴(5)之间包括可调节阀体(18,19)和管道(23),所述阀 本体(18,19)被布置成具有减压效果的第一位置和不具有减压效果的第二位置。
    • 4. 发明授权
    • Oil separator for small particles
    • 油分离器用于小颗粒
    • US06709477B1
    • 2004-03-23
    • US10019565
    • 2002-06-05
    • Nils Olof HåkanssonPer Persson
    • Nils Olof HåkanssonPer Persson
    • B01D4514
    • B01D45/14B04B5/08F01M13/022F01M13/04F01M2013/0422Y10S55/19
    • Device for separating oil mist from blow-by gases from an internal combustion engine, comprising a rotating cylindrical container (17) with a central inlet (23) for gases with oil mist at one end and a central outlet (24) for gases and peripheral outlets (25) for separated oil at the other end. Between the inlet and the outlet, narrow channels (34) extend in several layers, spaced from the axis of rotation, through which the gas with oil drops flows. Under the influence of the centrifugal force the drops of oil are moved at the same time radially, the rotational speed and the length and radial dimension of the channels being adapted to each other so that the oil drops strike the channel walls before flowing out of the channels.
    • 用于从内燃机中分离油雾与窜气的装置,包括一旋转圆柱形容器(17),其中心入口(23)用于一端具有油雾的气体和用于气体和周边的中心出口(24) 出口(25)用于另一端的分离油。 在入口和出口之间,狭窄的通道(34)以旋转轴线间隔几层延伸,具有油滴的气体流过该通道。 在离心力的影响下,液滴在径向上同时移动,通道的旋转速度和长度和径向尺寸相互适应,使得油滴在流出之前流过通道壁 频道
    • 6. 发明授权
    • Apparatus for reducing gear train backlash
    • 减少齿轮系齿隙的装置
    • US07086302B2
    • 2006-08-08
    • US10604782
    • 2003-08-15
    • Kenneth AskElise Nielsen HöjkroghNils-Olof Håkansson
    • Kenneth AskElise Nielsen HöjkroghNils-Olof Håkansson
    • F16H55/18
    • F16H55/18Y10T74/19623Y10T74/19898Y10T74/19916
    • Apparatus for reducing backlash in a gear wheel that includes at least two interacting gear rims that rotate in relation to one another. An adjusting mechanism is located between the gear rims for adjusting the relative angle of rotation of the gear rims about a common axis of rotation. Each adjusting mechanism includes an hydraulic cylinder connected to a pressure medium source and which is arranged to act between the two gear rims in such a manner that a force arises that tends to displace one gear rim in relation to the other about the axis of rotation. Each of the hydraulic cylinders extends at an angle to a disk plane and is supported on a part-spherical foot portion in a bowl-shaped seat in one gear rim and a corresponding part-spherical head portion in a bowl-shaped seat in the other gear rim.
    • 用于减少齿轮中的齿隙的装置,其包括相对于彼此旋转的至少两个相互作用的齿轮轮缘。 调节机构位于齿轮边缘之间,用于调节齿轮边缘围绕公共旋转轴线的相对旋转角度。 每个调节机构包括连接到压力介质源的液压缸,其被布置成在两个齿轮之间作用,使得产生相对于另一个围绕旋转轴线相对于另一个齿轮轮缘相对移位的力。 每个液压缸与盘平面成一定角度延伸,并且支撑在一个齿轮边缘的碗形座中的一部分球形的脚部上,而在另一个的碗形座中的相应的部分球形头部 齿轮边缘
    • 8. 发明授权
    • Exhaust turbine apparatus
    • 排气涡轮机
    • US06895753B2
    • 2005-05-24
    • US10707555
    • 2003-12-20
    • Per LarssonNils-Olof Håkansson
    • Per LarssonNils-Olof Håkansson
    • F01N5/04F01D11/06F01D25/18F02B37/00F02B37/02F02B39/00F02B39/14F02B41/10F02D9/06F02D9/10F02M35/10F16C33/82F01D13/02F02G5/02
    • F01D11/06F01D25/186F02B37/005F02B39/14F02B41/10F02D9/06F05D2220/40Y02T10/144Y02T10/163
    • Apparatus and method for supplying sealing air to an exhaust turbine (15) that interacts with an internal combustion engine for turbo-compound operation in a vehicle. Exhaust gases from the internal combustion engine are received in an exhaust system having a supercharger turbine (11) and which drives a compressor (13) for the engine combustion air. Residual energy in the exhaust gas flow is recovered via the exhaust turbine (15) for transfer to the crankshaft of the internal combustion engine. The exhaust turbine (15) is supported in a bearing housing (32), which is fed with sealing air via a fluid line (36). The exhaust system includes an exhaust brake throttle (16) having an exhaust gas pressure regulator (22) for regulating the exhaust brake pressure. The exhaust gas pressure regulator (22) is connected via a compressed air line (28) to a compressed air source (29, 30), which can be connected in parallel to the bearing housing (32) via a prioritizing valve (35) and a compressed air line (36).
    • 用于向与车辆中的涡轮复合操作的内燃机相互作用的排气涡轮机(15)供应密封空气的装置和方法。 来自内燃机的废气被接收在具有增压器涡轮机(11)的排气系统中,并且驱动用于发动机燃烧空气的压缩机(13)。 废气流中的剩余能量经由排气涡轮机(15)回收,用于传递到内燃机的曲轴。 排气涡轮(15)被支撑在轴承壳体(32)中,轴承壳体(32)经由流体管线(36)供给密封空气。 排气系统包括具有用于调节排气制动压力的排气压力调节器(22)的排气制动节流阀(16)。 排气压力调节器22经由压缩空气管路28被连接到压缩空气源29,30上,该压缩空气源可经由优先排气阀35与轴承箱32平行连接, 压缩空气管路(36)。
    • 9. 发明授权
    • Engine brake application system
    • 发动机制动应用系统
    • US06544143B2
    • 2003-04-08
    • US09881798
    • 2001-06-18
    • Sixten BerglundNils-Olof Håkansson
    • Sixten BerglundNils-Olof Håkansson
    • B60K4104
    • F16H63/502F01L1/181F01L13/06Y10T477/675Y10T477/677
    • An engine brake application system for an internal combustion engine. The engine has at least one cylinder, at least one exhaust valve associated with the cylinder, and a rocker arm for activating the exhaust valve. The rocker arm is arranged on a hollow rocker shaft having a regulator responsive to an increase in oil pressured in the hollow rocker arm shaft and incorporated into the rocker arm for taking up clearance between the rocker arm ant the exhaust valve. To effect a reduction of engine speed during a gear shift, the system includes an actuator responsive to a signal generated in response to a need to effect a gear shift for rapidly increasing the oil pressure in the hollow rocker arm shaft to thereby effect valve clearance take-up.
    • 一种用于内燃机的发动机制动器应用系统。 发动机具有至少一个气缸,至少一个与气缸相连的排气阀和用于启动排气阀的摇臂。 摇臂布置在空心摇臂轴上,该摇臂具有响应于在空心摇臂轴中加压的油的增加的调节器,并且结合到摇臂中以吸收排气阀的摇臂之间的间隙。 为了在变速期间降低发动机转速,系统包括响应于响应于需要进行变速而产生的信号的致动器,用于快速增加空心摇臂轴中的油压从而实现阀间隙 -向上。