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    • 1. 发明授权
    • Roller tappet
    • 滚筒挺杆
    • US08875676B2
    • 2014-11-04
    • US13700476
    • 2011-04-20
    • Norbert GeyerStefan Dorn
    • Norbert GeyerStefan Dorn
    • F01L1/14F02M59/10F04B1/04
    • F04B1/0417F01L1/14F01L1/143F01L2101/00F01L2103/00F01L2105/00F01L2105/02F01L2107/00F02M59/102Y10T74/2107
    • A roller tappet (1) is proposed for a high-pressure fuel pump of an internal combustion engine, having a housing (2), in the case of the drive-side end (3) of which two surfaces (5) which lie diametrically opposite one another and are depressed by an outer shell (4) of the housing (2) are applied with in each case one receptacle (6), in which surfaces (5) a pin (8) is mounted which carries a cam roller (7), wherein an inner shell (9) of the housing (2), axially below the cam roller (7) as viewed in the direction remote from the drive, is penetrated by a bridge piece (10), the output-side end (11) of which has a rest (12) for a tappet following part, wherein the outer shell (4) of the housing (2) which is non-stepped as least as far as possible apart from the surfaces (5) is provided as a closed circumferential ring (14), as viewed in the drive direction immediately above upper sides (13) of the surfaces (5), which upper sides (13) run through the housing (2) in the manner of chords, which closed circumferential ring (14) is adjoined by the drive-side end (3), and wherein the receptacles (6) are present in the surfaces (5) as cut-outs which emanate from their upper sides (13) and nestle around the pin (8) in the manner of half-shells.
    • 提出了一种用于内燃机的高压燃料泵的辊挺杆(1),其具有壳体(2),在驱动侧端部(3)的情况下,两个直径方向的两个表面(5) 彼此相对并且被壳体(2)的外壳(4)压下的每个壳体都装有一个容器(6),其中安装有销(8)的表面(5),所述销(8)承载凸轮辊 7),其中当远离驱动器的方向观察时,壳体(2)的轴向位于凸轮辊(7)下方的内壳(9)被桥接件(10)穿透,输出侧端 (11)具有用于挺杆跟随部件的休息(12),其中,设置壳体(2)的外侧壳体(4),所述壳体(2)的外壳(4)在与所述表面(5)之间尽可能地至少尽可能地尽可能地尽可能地尽可能远 作为封闭圆周环(14),从紧靠表面(5)的上侧(13)上方的驱动方向观察,上侧(13)以和弦的方式穿过壳体(2),wh 封闭的周向环(14)由驱动侧端部(3)邻接,并且其中,所述容器(6)作为从其上侧(13)发出的切口存在于所述表面(5)中并且围绕 销(8)以半壳的方式。
    • 2. 发明授权
    • Structural assembly comprising a pump piston and a tappet
    • 结构组件包括泵活塞和挺杆
    • US08627801B2
    • 2014-01-14
    • US13048212
    • 2011-03-15
    • Stefan DornNorbert Geyer
    • Stefan DornNorbert Geyer
    • F02M37/04
    • F04B53/147F02M59/102
    • A structural assembly (1) for a high pressure fuel pump, with the structural assembly (1) having a tappet (3) connected to a pump piston (2), which bears frontally against a contact surface (7) of an inner side (8) of the bottom (5) of the pump piston (2), the bottom (5) being connected to a guide skirt (10) of the tappet (3). An outer peripheral wall (11) of the pump piston (2) is surrounded near the inner side (8) with radial lash by a bore (12) of a spring plate (13) on whose bottom-distal side (14) a coil compression spring (15) bears for resetting the pump piston (2), and a bottom side (16) of the spring plate (13) is situated opposite an annular surface (17) of an entraining collar (18) on the pump piston (2). The entraining collar (18) is a separate, disk-like element seated on the pump piston (2) with slight axial distance to the spring plate (13), which spring plate (13) possesses a disk section (19) with the bottom side (16) having the bore (12). A concentric bushing (21) projects from the outer edge (20) of the disk section (19) in direction of the bottom (5) and surrounds the entraining collar (18) with radial lash, which bushing (21) merges into an annular collar section (22) that includes the bottom-distal side (14) that supports the coil compression spring (15) and is supported directly on the inner side (8) of the bottom (5), and an outer peripheral wall (23) of the pump piston (2), free of radial collars, is finely machined by centerless grinding.
    • 一种用于高压燃料泵的结构组件(1),其中所述结构组件(1)具有连接到泵活塞(2)的挺杆(3),所述挺杆(3)前端抵靠着内侧的接触表面(7) (2)的底部(5)的底部(5)的底部(5),底部(5)连接到挺杆(3)的导向裙部(10)。 泵活塞(2)的外周壁(11)通过弹簧板(13)的孔(12)以径向间隙围绕内侧(8)包围,其中底部远侧(14)是线圈 压缩弹簧(15)用于复位泵活塞(2),并且弹簧板(13)的底侧(16)与泵活塞上的夹带(18)的环形表面(17)相对, 2)。 夹带环(18)是与弹簧板(13)稍微轴向距离地安置在泵活塞(2)上的单独的盘形元件,该弹簧板(13)具有盘部分(19),底部 (16)具有孔(12)。 同心衬套(21)从圆盘部分(19)的外边缘(20)沿着底部(5)的方向突出,并以径向间隙围绕夹带环(18),该衬套(21)合并成环形 包括支撑线圈压缩弹簧(15)的底部远侧(14)并直接支撑在底部(5)的内侧(8)上的环形部分(22)和外周壁(23) 没有径向环的泵活塞(2)通过无心磨削进行精细加工。
    • 4. 发明授权
    • Working fluid feeding device
    • 工作流体送料装置
    • US08033580B2
    • 2011-10-11
    • US12815525
    • 2010-06-15
    • Stefan DornAlfred HaubAndreas Schupies
    • Stefan DornAlfred HaubAndreas Schupies
    • F16L13/14
    • F16L55/1108F16C29/0635F16C33/6659F16L15/003F16L15/004F16L21/035
    • A device (30) for feeding working fluid to an assembly (14) requiring working fluid includes at least one fluid channel (20, 20a-20d) extending from a surface (16a) and at least one screw element (22, 24) capable of being screwed from the surface (16a) into the at least one fluid channel (20, 20a-20d) for feeding working fluid into the fluid channel (20, 20a-20d) or for closing the fluid channel (20, 20a-20d), the at least one fluid channel (20, 20a-20d) having a first section (32) directly adjacent to the surface (16a) with a larger width, a second section (36) with a smaller width and, between the first section (32) and the second section (36), having a first transition region (34) with an annular surface (34a), and the screw element (22, 24) having at least one sealing surface (22c, 24c) capable of being brought into sealing engagement with the annular surface (34a). The fluid channel (20, 20a-20d) is deformable in the second section (36) by a pressure applied by the screw element (22, 24) to the annular surface (34a) in the sense of reducing the volume of the fluid channel in the second section (36).
    • 用于将工作流体供给到需要工作流体的组件(14)的装置(30)包括从表面(16a)延伸的至少一个流体通道(20,20a-20d)和至少一个螺旋元件(22,24) 从所述表面(16a)拧入到所述至少一个流体通道(20,20a-20d)中,用于将工作流体供给到所述流体通道(20,20a-20d)中或用于关闭所述流体通道(20,20a-20d) ),所述至少一个流体通道(20,20a-20d)具有与所述表面(16a)直接相邻的具有较大宽度的第一部分(32),具有较小宽度的第二部分(36)和所述第一部分 (32)和第二部分(36),其具有带有环形表面(34a)的第一过渡区域(34),并且所述螺杆元件(22,24)具有至少一个密封表面(22c,24c) 与环形表面(34a)密封接合。 在减少流体通道的体积的意义上,流体通道(20,20a-20d)可通过由螺钉元件(22,24)施加到环形表面(34a)的压力而在第二部分(36)中变形, 在第二部分(36)中。
    • 5. 发明申请
    • WORKING FLUID FEEDING DEVICE
    • 工作流体输送装置
    • US20100243089A1
    • 2010-09-30
    • US12815525
    • 2010-06-15
    • Stefan DornAlfred HaubAndreas Schupies
    • Stefan DornAlfred HaubAndreas Schupies
    • F16L55/00
    • F16L55/1108F16C29/0635F16C33/6659F16L15/003F16L15/004F16L21/035
    • A device (30) for feeding working fluid to an assembly (14) requiring working fluid includes at least one fluid channel (20, 20a-20d) extending from a surface (16a) and at least one screw element (22, 24) capable of being screwed from the surface (16a) into the at least one fluid channel (20, 20a-20d) for feeding working fluid into the fluid channel (20, 20a-20d) or for closing the fluid channel (20, 20a-20d), the at least one fluid channel (20, 20a-20d) having a first section (32) directly adjacent to the surface (16a) with a larger width, a second section (36) with a smaller width and, between the first section (32) and the second section (36), having a first transition region (34) with an annular surface (34a), and the screw element (22, 24) having at least one sealing surface (22c, 24c) capable of being brought into sealing engagement with the annular surface (34a). The fluid channel (20, 20a-20d) is deformable in the second section (36) by a pressure applied by the screw element (22, 24) to the annular surface (34a) in the sense of reducing the volume of the fluid channel in the second section (36).
    • 用于将工作流体供给到需要工作流体的组件(14)的装置(30)包括从表面(16a)延伸的至少一个流体通道(20,20a-20d)和至少一个螺旋元件(22,24) 从所述表面(16a)拧入到所述至少一个流体通道(20,20a-20d)中,用于将工作流体供给到所述流体通道(20,20a-20d)中或用于关闭所述流体通道(20,20a-20d) ),所述至少一个流体通道(20,20a-20d)具有与所述表面(16a)直接相邻的具有较大宽度的第一部分(32),具有较小宽度的第二部分(36)和所述第一部分 (32)和第二部分(36),其具有带有环形表面(34a)的第一过渡区域(34),并且所述螺杆元件(22,24)具有至少一个密封表面(22c,24c) 与环形表面(34a)密封接合。 在减少流体通道的体积的意义上,流体通道(20,20a-20d)可通过由螺钉元件(22,24)施加到环形表面(34a)的压力而在第二部分(36)中变形 在第二部分(36)中。
    • 6. 发明申请
    • TAPPET
    • US20100229812A1
    • 2010-09-16
    • US12723797
    • 2010-03-15
    • Stefan DornNobert GeyerKarsten Kucht
    • Stefan DornNobert GeyerKarsten Kucht
    • F01L1/14
    • F04B9/042F01L1/14F01L2001/0535F01L2001/0537F01L2001/054F01L2101/00F01L2103/00F01L2107/00F02M59/102F04B9/045F04B53/147
    • A tappet (1), either for a high-pressure fuel pump or for a valve train of an internal combustion engine, with a housing (2) whose driven side (3) used for a contact of a tappet-following part forms a contact on a bottom side (4) of a bridge part (6) projecting through an inner casing (5) of the housing (2). An anti-rotation locking device (10) projects past the outer casing (8) of the housing with a first cylinder section (9) and sits in a window (7) of the housing (2), with this anti-rotation locking device (10) being provided as a cylindrical element, and tab-like projections (13) project from peripheral walls (11) of the window (7) and the anti-rotation locking device (10), standing “loose” in the window (7), snaps behind these projections. A second cylinder section (14) of the anti-rotation locking device extends behind the inner casing (5) of the housing (2), and the bridge part (6), extending on an axial section of the anti-rotation locking device (10), has in its peripheral section a recess (15) in its outer surface (16), with the second cylinder section (14) of the anti-rotation locking device (10) being supported against this recess.
    • 用于高压燃料泵或用于内燃机的气门机构的挺杆(1)具有壳体(2),所述壳体(2)的驱动侧(3)用于挺杆跟随部件的接触形成触点 在通过所述壳体(2)的内壳(5)突出的桥接部分(6)的底侧(4)上。 防旋转锁定装置(10)通过具有第一气缸部分(9)的壳体的外壳(8)突出并且位于壳体(2)的窗口(7)中,该防旋转锁定装置 (10)设置为圆柱形元件,并且凸片(13)从窗口(7)的周壁(11)和防旋转锁定装置(10)突出,在窗口中“松动” 7),扣住这些投影。 防旋转锁定装置的第二气缸部分(14)延伸在壳体(2)的内壳体(5)的后面,并且桥接部分(6)在抗旋转锁定装置的轴向部分 在其周边部分中具有在其外表面(16)中的凹部(15),防旋转锁定装置(10)的第二圆筒部分(14)被支撑在该凹部上。
    • 10. 发明申请
    • STRUCTURAL ASSEMBLY COMPRISING A PUMP PISTON AND A TAPPET
    • 包括泵活塞和TAPPET的结构装配
    • US20110220070A1
    • 2011-09-15
    • US13048212
    • 2011-03-15
    • Stefan DornNorbert Geyer
    • Stefan DornNorbert Geyer
    • F02M37/04
    • F04B53/147F02M59/102
    • A structural assembly (1) for a high pressure fuel pump, with the structural assembly (1) having a tappet (3) connected to a pump piston (2), which bears frontally against a contact surface (7) of an inner side (8) of the bottom (5) of the pump piston (2), the bottom (5) being connected to a guide skirt (10) of the tappet (3). An outer peripheral wall (11) of the pump piston (2) is surrounded near the inner side (8) with radial lash by a bore (12) of a spring plate (13) on whose bottom-distal side (14) a coil compression spring (15) bears for resetting the pump piston (2), and a bottom side (16) of the spring plate (13) is situated opposite an annular surface (17) of an entraining collar (18) on the pump piston (2). The entraining collar (18) is a separate, disk-like element seated on the pump piston (2) with slight axial distance to the spring plate (13), which spring plate (13) possesses a disk section (19) with the bottom side (16) having the bore (12). A concentric bushing (21) projects from the outer edge (20) of the disk section (19) in direction of the bottom (5) and surrounds the entraining collar (18) with radial lash, which bushing (21) merges into an annular collar section (22) that includes the bottom-distal side (14) that supports the coil compression spring (15) and is supported directly on the inner side (8) of the bottom (5), and an outer peripheral wall (23) of the pump piston (2), free of radial collars, is finely machined by centerless grinding.
    • 一种用于高压燃料泵的结构组件(1),其中所述结构组件(1)具有连接到泵活塞(2)的挺杆(3),所述挺杆(3)前端抵靠着内侧的接触表面(7) (2)的底部(5)的底部(5)的底部(5),底部(5)连接到挺杆(3)的导向裙部(10)。 泵活塞(2)的外周壁(11)通过弹簧板(13)的孔(12)以径向间隙围绕内侧(8)包围,其中底部远侧(14)是线圈 压缩弹簧(15)用于复位泵活塞(2),并且弹簧板(13)的底侧(16)与泵活塞上的夹带(18)的环形表面(17)相对, 2)。 夹带环(18)是与弹簧板(13)稍微轴向距离地安置在泵活塞(2)上的单独的盘形元件,该弹簧板(13)具有盘部分(19),底部 (16)具有孔(12)。 同心衬套(21)从圆盘部分(19)的外边缘(20)沿着底部(5)的方向突出,并以径向间隙围绕夹带环(18),该衬套(21)合并成环形 包括支撑线圈压缩弹簧(15)的底部远侧(14)并直接支撑在底部(5)的内侧(8)上的环形部分(22)和外周壁(23) 没有径向环的泵活塞(2)通过无心磨削进行精细加工。