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    • 41. 发明申请
    • Valve timing mechanism of an internal combustion engine
    • 内燃机的气门正时机构
    • US20070169736A1
    • 2007-07-26
    • US11654809
    • 2007-01-18
    • Peter SailerOliver SchnellJochen Tovar
    • Peter SailerOliver SchnellJochen Tovar
    • F01L1/14
    • F01L1/146F01L13/0031Y10T74/2107
    • A valve timing mechanism of an internal combustion engine of a motor vehicle, having a camshaft having at least one cam (18), via which a switchable valve timing mechanism element (1) can be loaded with a cam stroke (s), in which locking means (12) are arranged on the valve timing mechanism element (1), which locking means (12) have a locking play (16) which is active in the direction of a valve stroke, in which the cam (18) has a base circle region (α) and a ramp region (19) with an opening ramp (γ) which adjoins the base circle region (α), and in which at least one ramp section (21) is formed on the opening ramp (γ) in order to compensate for the locking play (16). In order to provide a valve timing mechanism of an internal combustion engine, which produces sufficient idle travel of a locking play (16) of the switchable valve timing elements (1) being loaded by the cam ramps of the cams (18), and nevertheless manages with a relatively short length of the cam ramps, the cam (18) is shaped in the locking play ramp section (21) for compensating for the locking play (16) in such a way that, during a run-off movement over a cam counterelement (17) of the valve timing mechanism element (1), in the event of a rotation of the camshaft, it runs off with an increased cam velocity (v) in comparison with adjacent ramp sections (20,24), at least in one part of the locking play ramp section (21).
    • 一种机动车辆的内燃机的气门正时机构,具有凸轮轴,该凸轮轴具有至少一个凸轮(18),可转动的气门正时机构元件(1)可通过凸轮轴装载有凸轮冲程,其中 锁定装置(12)布置在气门正时机构元件(1)上,该锁定装置(12)具有在阀行程方向上有效的锁定游隙(16),其中凸轮(18)具有 基座圆区域(α)和具有邻接基圆区域(α)的开口斜面(γ)的斜坡区域(19),并且其中至少一个斜坡部分(21)形成在开口斜坡(γ)上, 以补偿锁定播放(16)。 为了提供一种内燃机的气门正时机构,其产生由凸轮(18)的凸轮斜面加载的可切换气门正时元件(1)的锁定游隙(16)的足够的空转行程,然而 以相对短的凸轮斜面的长度管理,凸轮(18)成形在锁定游戏斜面部分(21)中,用于补偿锁定游戏(16),使得在超越 在凸轮轴转动的情况下,气门正时机构元件(1)的凸轮偏心(17)至少与相邻的斜坡部分(20,24)相比,以增加的凸轮速度(v) 在锁定游戏斜坡部分(21)的一部分中。
    • 43. 发明授权
    • Switching element
    • 开关元件
    • US07207303B2
    • 2007-04-24
    • US11402904
    • 2006-04-13
    • Norbert GeyerPeter SailerOliver Schnell
    • Norbert GeyerPeter SailerOliver Schnell
    • F01L1/14
    • F01L1/14F01L1/146F01L1/245F01L1/255F01L13/0005F01L13/0031F01L2103/00F01L2105/00
    • A switch element (1) is proposed for valve shut-off, fabricated as cam follower for a plunger rod valve drive of an internal combustion engine, having an outer part (2) and an inner element (4) axially movable in its bore (3) and with rotational security (15) relative to the guided inner element (4). The outer part (2), inside the bore (3), has an annular groove (6), and the inner element (4) has a radial bore (7) with two diametrically opposed pistons (8), which to couple the elements (2, 4) in their axially remote relative position achieved by a lost-motion spring (5) are displaceable towards the annular groove (6). On their cam-side under side, emanating from their radially outward, bulbous face, the pistons (8) segmentwise comprise a plane transverse surface as contact area for a facing under side (27) of the annular groove (6). The latter is intersected by two diametrically opposed oil ports (11) running offset 90° from the pistons (8) in circumferential direction. In addition, the outer part (2) has means (13) for rotationally secured guidance of the switch element (1) relative to a surrounding structure.
    • 提出了用于阀关闭的开关元件(1),其被制造为用于内燃机的柱塞杆阀驱动器的凸轮从动件,具有外部部件(2)和在其孔中可轴向移动的内部元件(4) 3)并且相对于被引导的内部元件(4)具有旋转安全性(15)。 孔(3)内的外部部分(2)具有环形槽(6),内部元件(4)具有径向孔(7),其具有两个直径相对的活塞(8) (2,4)在其由空转弹簧(5)实现的轴向远程相对位置中可朝着环形槽(6)移位。 在它们的凸轮侧下侧,从其径向向外的球形表面发射,活塞(8)分段地包括作为环形槽(6)的面向下侧(27)的接触区域的平面横向表面。 后者由在圆周方向上与活塞(8)偏移90°的两个直径相对的油口(11)相交。 此外,外部部分(2)具有用于相对于周围结构可旋转地固定开关元件(1)引导的装置(13)。
    • 44. 发明授权
    • Switchable cam follower
    • 可切换凸轮从动件
    • US07146951B2
    • 2006-12-12
    • US11210049
    • 2005-08-22
    • Peter SailerOliver SchnellJochen Tovar
    • Peter SailerOliver SchnellJochen Tovar
    • F01L1/18
    • F01L1/255F01L1/146F01L13/0005F01L13/0031F01L2105/00
    • A switchable cam follower, comprising two relatively movable, e.g., telescopable, units which can be connected via a coupling which engages over a dividing face between the units such that there is a large valve stroke. It is possible to generate no valve stroke or a small valve stroke if the coupling does not engage. At least one spring, which can be loaded compressively or torsionally, acts as a lost motion spring between the units. A compression limiting device impedes movement of the lost motion spring to the blocked position. In an incorrect switching operation in which the coupled units move undesirably toward each other and in a sudden manner under the influence of a valve spring force, movement of the spring into the “blocked” position to become seated is prevented by the limiting device.
    • 可切换的凸轮从动件,包括两个相对可移动的,例如可伸缩的单元,其可经由联接器连接,所述联接器接合在所述单元之间的分隔面上,使得存在较大的阀行程。 如果联轴器不接合,可能不产生气门冲程或小气门冲程。 至少一个可以被压缩或扭转地加载的弹簧用作各单元之间的空转弹簧。 压缩限制装置阻止空转弹簧移动到阻挡位置。 在不正确的切换操作中,联接单元在阀弹簧力的影响下不期望地朝向彼此移动,并且突然地移动,通过限制装置防止弹簧进入“阻塞”位置而成为就座的运动。
    • 45. 发明申请
    • ASSEMBLY AND TORSIONAL STOP DEVICE FOR ROLLER TAPPETS OF A DRIVE IN AN INTERNAL COMBUSTION ENGINE
    • 内燃机驱动装置的组装和扭转停止装置
    • US20060162679A1
    • 2006-07-27
    • US10547056
    • 2004-01-16
    • Oliver SchnellChristof FariaPeter SailerMatthew Evans
    • Oliver SchnellChristof FariaPeter SailerMatthew Evans
    • F01L1/14
    • F01L1/146F01L1/181F01L1/2422F01L13/0005F01L2001/2427F01L2101/00F01L2105/00F01L2107/00
    • The invention concerns a mounting and anti-rotation device (mounting aid) (1) for roller tappets of a valve train of an internal combustion engine in which gas exchange valves are activated by roller tappets. The roller tappets comprising a substantially cylindrical tappet body are retained in receptions (7, 8) of the mounting aid (1) that is made of plastic. With the help of opposing parallel anti-rotation surfaces that are arranged symmetrically to the longitudinal axis of the roller tappet and are disposed on the end of the tappet body that is oriented away from a roller, the roller tappets are guided secured against rotation in the mounting aid during the operation of the internal combustion engine. This is achieved by the fact that the inner profile of the receptions (7, 8) is matched to the outer profile of the roller tappets. To avoid mixing up the switchable with the non-switchable roller tappets during assembly, the distances between the anti-rotation surfaces on the different roller tappets, and thus also the inner contours of the corresponding receptions (7, 8) are chosen so as to differ markedly from each other. To achieve the correct orientation of the switchable roller tappets, for example, relative to an oil gallery, the anti-rotation surfaces of the switchable roller tappets and the corresponding receptions (8) of the mounting aid (1) are arranged asymmetrically to the longitudinal axis of the tappet body and comprise a groove (32) or a rib (35), respectively.
    • 本发明涉及一种用于内燃机的气门机构的滚子挺杆的安装和防旋转装置(安装辅助装置)(1),其中气体交换阀由滚子挺杆启动。 包括基本圆柱形挺杆本体的滚子挺杆保持在由塑料制成的安装辅助件(1)的接收部(7,8)中。 借助于对置的平行的防旋转表面,其对称于辊子挺杆的纵向轴线并且设置在远离辊子的挺杆本体的端部上,所述滚子挺杆被引导固定在 在内燃机运行期间安装辅助装置。 这通过以下事实来实现:接收件(7,8)的内部轮廓与辊子挺杆的外部轮廓匹配。 为了避免在组装过程中与可切换的滚柱挺杆混合,不同的滚子挺杆上的防旋转表面之间的距离以及相应的接收件(7,8)的内部轮廓的距离被选择为 彼此明显不同。 为了实现可切换辊挺杆的正确方向,例如相对于油道,可切换辊挺杆的防旋转表面和安装辅助件(1)的相应的接收部分(8)不对称地布置成纵向 并且分别包括凹槽(32)或肋(35)。
    • 47. 发明授权
    • Switch element
    • 开关元件
    • US06997154B2
    • 2006-02-14
    • US11088776
    • 2005-03-25
    • Nobert GeyerPeter SailerOliver Schnell
    • Nobert GeyerPeter SailerOliver Schnell
    • F01L1/18
    • F01L1/14F01L1/146F01L1/245F01L1/255F01L13/0005F01L13/0031F01L2103/00F01L2105/00
    • A switch element (1) is proposed for valve shut-off, fabricated as cam follower for a plunger rod valve drive of an internal combustion engine, having an outer part (2) and an inner element (4) axially movable in its bore (3) and with rotational security (15) relative to the guided inner element (4). The outer part (2), inside the bore (3), has an annular groove (6), and the inner element (4) has a radial bore (7) with two diametrically opposed pistons (8), which to couple the elements (2, 4) in their axially remote relative position achieved by a lost-motion spring (5) are displaceable towards the annular groove (6). On their cam-side under side, emanating from their radially outward, bulbous face, the pistons (8) segmentwise comprise a plane transverse surface as contact area for a facing under side (27) of the annular groove (6). The latter is intersected by two diametrically opposed oil ports (11) running offset 90° from the pistons (8) in circumferential direction. In addition, the outer part (2) has means (13) for rotationally secured guidance of the switch element (1) relative to a surrounding structure.
    • 提出了用于阀关闭的开关元件(1),其被制造为用于内燃机的柱塞杆阀驱动器的凸轮从动件,具有外部部件(2)和在其孔中可轴向移动的内部元件(4) 3)并且相对于被引导的内部元件(4)具有旋转安全性(15)。 在孔(3)内部的外部部分(2)具有环形槽(6),并且内部元件(4)具有径向孔(7),其具有两个直径相对的活塞(8) (2,4)在其由空转弹簧(5)实现的轴向远程相对位置中可朝着环形槽(6)移位。 在它们的凸轮侧下侧,从其径向向外的球形表面发射,活塞(8)分段地包括作为环形槽(6)的面向下侧(27)的接触区域的平面横向表面。 后者由在圆周方向上与活塞(8)偏移90°的两个直径相对的油口(11)相交。 此外,外部部分(2)具有用于相对于周围结构可旋转地固定开关元件(1)引导的装置(13)。
    • 49. 发明授权
    • Switching element for a valve train of an internal combustion engine
    • 用于内燃机的气门机构的开关元件
    • US06595174B2
    • 2003-07-22
    • US10246230
    • 2002-09-18
    • Oliver Schnell
    • Oliver Schnell
    • F01L114
    • F01L13/0005F01L1/146F01L1/245F01L2103/00F01L2105/00Y10T74/2107
    • The invention proposes a switching element (1) for a valve train of an internal combustion engine, said switching element comprising an outer element (2) and an inner element (4) that is arranged for axial displacement in a bore (3) of the outer element (2), each of the outer element (2) and the inner element (4) comprising at least one reception (12, 9) aligned to each other in an axially distant relative position which is achieved through a lost motion spring (8), at least one piston (10) being arranged in at least one of the receptions (12, 9) for sliding toward the other of the receptions (12, 9) to couple the inner element (4) to the outer element (2) in said relative position, and a high-position stop for defining said relative position being arranged between the inner element (4) and the outer element (2). The inventive high-position stop is made as a separate element (16) such as a disk or a circlip with a variable thickness that is fixed on one of the outer element (2) and the inner element (4) and cooperates with a stop surface of the other of the outer element (2) and the inner element (4). These extremely simple fabrication measures enable an alignment of the receptions (9, 12) for achieving coupling.
    • 本发明提出了一种用于内燃机的气门机构的开关元件(1),所述开关元件包括外部元件(2)和内部元件(4),所述外部元件(2)和内部元件(4)设置成在所述内部元件的孔(3)中轴向移动 外部元件(2),所述外部元件(2)和所述内部元件(4)中的每一个包括在轴向远离的相对位置中彼此对准的至少一个接收器(12,9),其通过空转弹簧( 至少一个活塞(10)布置在至少一个接收件(12,9)中,用于朝向另一个接收件(12,9)滑动,以将内部元件(4)联接到外部元件( 2)处于所述相对位置,并且用于限定所述相对位置的高位置止挡件布置在所述内部元件(4)和所述外部元件(2)之间。 本发明的高位置止动件被制成单独的元件(16),例如盘或具有可变厚度的簧环,其固定在外部元件(2)和内部元件(4)中的一个上并与止动件 外部元件(2)和内部元件(4)中的另一个的表面。 这些非常简单的制造措施使得接收(9,12)能够对准以实现耦合。