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    • 2. 发明授权
    • Hood covering the space between cylinder banks of an internal-combustion
engine which are arranged in a V-shape
    • 罩盖内置有内燃机的气缸组之间的空间,该内燃机排列成V形
    • US5003934A
    • 1991-04-02
    • US490660
    • 1990-03-13
    • Peter GubonHans SudmannsChristoph Teetz
    • Peter GubonHans SudmannsChristoph Teetz
    • F01N13/08F01N13/10F02B25/28F02B75/22F02F7/00
    • F01N13/08F01N13/10F02F7/0012F02F7/0065F02B75/22
    • A hood covering the space between cylinder banks of an internal-combustion engine which are arranged in a V-shape is provided for the gastight enclosure of a ram pipe arranged in an area between cylinder banks and exhaust pipes leading the fuel gases from the cylinders to the ram pipe. At this type of a hood, sealing surfaces are obtained with respect to the crankcase as well as with respect to the cylinder heads. The hood can be constructed with a central hood part which is fastened to the crankcase and only has contact surfaces with respect to the crankcase, but not with respect to the cylinder heads. Wedge-shaped hood parts, which are constructed in the form of elbows, are arranged in a V-shaped opening between the central hood part and the cylinder heads and are pulled into the V-shaped opening by means of necked-down bolts. Common sealing surfaces exist with the cylinder heads and the central hood part. Positional tolerances are compensated by the fact that the wedge-shaped hood parts take up a corresponding position. For this reason, the forces, by which the sealing surfaces must be presses against one another, are dependent only on the expected thermal warping. The forces introduced into the engine structure are therefore also correspondingly low.
    • PCT No.PCT / DE89 / 00404 Sec。 371 1990年3月13日 102(e)1990年3月13日PCT PCT 1989年6月19日PCT公布。 公开号WO90 / 00673 日期1990年1月25日。为了排列在气缸组和排气管之间的区域中的柱塞管的气密外壳,设有覆盖以V形排列的内燃机气缸组之间的空间的罩 从气缸到柱塞管的燃料气体。 在这种类型的罩中,相对于曲轴箱以及相对于气缸盖获得密封表面。 罩可以构造有中央罩部分,其固定到曲轴箱并且仅具有相对于曲轴箱的接触表面,而不是相对于气缸盖。 以弯头形式构成的楔形罩部件布置在中央罩部分和气缸盖之间的V形开口中,并通过颈缩螺栓拉入V形开口。 气缸盖和中央罩部分存在常见的密封面。 位置公差通过楔形罩部件占据相应位置的事实来补偿。 为此,密封表面必须彼此挤压的力仅取决于预期的热翘曲。 因此,引入发动机结构的力也相应地较低。
    • 5. 发明授权
    • Injection nozzle
    • 喷嘴
    • US5667145A
    • 1997-09-16
    • US361501
    • 1994-12-22
    • Ralph-Michael SchmidtChristoph TeetzMartin Rauscher
    • Ralph-Michael SchmidtChristoph TeetzMartin Rauscher
    • F02B23/06F02B3/06F02M61/18F02M61/14
    • F02M61/1826F02M61/1806F02B3/06
    • An injection nozzle for diesel engines is disclosed with a direct fuel injection into combustion air in the combustion space having a swirl. The nozzle is constructed as a hole-type nozzle with several injection openings arranged at uniform distances and distributed along the nozzle circumference. In order to further develop such an injection nozzle in a manner which permits shorter injection durations and an improved utilization of the air, an additional injection opening with a smaller diameter is constructed in each case between two adjacent larger injection openings, whereby the overall cross-sectional surface of all injection openings becomes larger without any drifting into one another of the thus formed fuel sprays.
    • 公开了一种用于柴油发动机的喷嘴,其具有直接燃料喷射到具有漩涡的燃烧空间中的燃烧空气中。 喷嘴被构造为具有多个喷射开口的孔型喷嘴,喷射孔以均匀的距离布置并且沿着喷嘴周边分布。 为了进一步开发这种注射喷嘴,其允许更短的喷射持续时间和改善的空气利用率,在两个相邻较大的喷射开口之间的每一种情况下构造具有较小直径的附加喷射开口, 所有喷射开口的截面表面变大而不会因此形成的燃料喷射物彼此漂移。