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    • 5. 发明授权
    • System for changing a rotational speed signal
    • 用于改变转速信号的系统
    • US06282954B1
    • 2001-09-04
    • US08809270
    • 1997-03-06
    • Karl OttMichael LehnerMichael WaltherThomas Schneider
    • Karl OttMichael LehnerMichael WaltherThomas Schneider
    • G01P1500
    • G08C15/00F16D66/021G01P3/489Y10T477/347Y10T477/621Y10T477/81
    • The invention is based on a system for changing a signal representing rotational motion in a motor vehicle with first means for generating a first signal representing the rotational motion and a second means for generating at least one second signal representing additional information (direction of rotation, air gap, and/or brake lining wear). In addition, a third means is provided, by means of which the first signal (rotational speed signal) can be changed as a function of the second signal (direction of rotation, air gap, and/or brake lining wear). The essence of the invention is that the first means is designed in such a way that the first signal (rotational speed signal) assumes at least two first current values and/or two first voltage values. In addition, the third means is designed in accordance with the invention in such a way that, to change the first signal (rotational speed signal), at least one of the first current values and/or voltage values can be changed at least for a certain period of time into at least one second current value and/or voltage value as a function of the second signal (direction or rotation, air gap and/or brake lining wear).
    • 本发明基于一种用于产生表示旋转运动的第一信号的用于改变表示机动车辆中的旋转运动的信号的系统,以及用于产生表示附加信息(旋转方向,空气)的至少一个第二信号的第二装置 间隙和/或制动衬片磨损)。 此外,提供了第三装置,通过该第三装置,第一信号(转速信号)可以作为第二信号(旋转方向,气隙和/或制动衬片磨损)的函数而改变。 本发明的实质是第一装置被设计成使得第一信号(转速信号)具有至少两个第一电流值和/或两个第一电压值。 此外,根据本发明,第三装置被设计成使得为了改变第一信号(转速信号),至少可以改变第一电流值和/或电压值中的至少一个, 作为第二信号(方向或旋转,气隙和/或制动衬片磨损)的函数的至少一个第二电流值和/或电压值的一定时间段。
    • 6. 发明授权
    • Method and arrangement for detecting and documenting damage to a
catalytic converter
    • 用于检测和记录催化转化器损坏的方法和装置
    • US5763771A
    • 1998-06-09
    • US731740
    • 1996-10-18
    • Karl OttHelmut DenzErnst Wild
    • Karl OttHelmut DenzErnst Wild
    • B60K15/077F01N3/20F01N9/00F01N11/00F02D45/00G01M15/00
    • F01N3/20F01N11/00F01N9/00F01N2550/02Y02T10/47
    • The invention is directed to a method for detecting and documenting damage to a catalytic converter in a motor vehicle having a fuel tank and an internal combustion engine wherein combustion misfires can occur when the level of fuel in the tank drops below a critical level. The method includes: detecting the level of fuel in the tank utilizing a fill-level sensor device; utilizing a circuit arrangement to determine when the level in the tank reaches the critical level and switching on a warning lamp to indicate that the critical level has been reached; storing a value corresponding to the critical level and the operating state of the warning lamp in a memory as a first set of data; detecting misfires of the engine and storing information as to the misfires in the memory as a second set of data; and, logically combining the first and second sets of data when the misfires are present at the same time as the critical fill level so that a determination can be made in the context of a later read out of the logically coupled data as to whether the misfires are associated with a level of the fuel corresponding to the critical level.
    • 本发明涉及一种用于检测和记录具有燃料箱和内燃机的机动车辆中的催化转化器的损坏的方法,其中当燃料箱中的燃料水平低于临界水平时,可能发生燃烧失火。 该方法包括:利用填充层传感器装置检测罐中的燃料水平; 利用电路装置来确定罐中的水位何时达到临界水平并打开警告灯以指示达到临界水平; 将与临界水平相对应的值和警告灯的操作状态存储在存储器中作为第一组数据; 检测发动机的失火并将关于存储器中的失火的信息存储为第二组数据; 并且当在与临界填充水平同时存在失火时逻辑地组合第一组数据和第二组数据,使得可以在稍后读取逻辑耦合数据的上下文中确定是否失火 与对应于临界水平的燃料水平相关联。
    • 7. 发明授权
    • Sensor arrangement for rapid cylinder detection in a multi-cylinder
internal combustion engine
    • 用于多气缸内燃机中快速气缸检测的传感器装置
    • US5469823A
    • 1995-11-28
    • US347433
    • 1994-12-15
    • Karl OttKlaus WalterJoachim Strate
    • Karl OttKlaus WalterJoachim Strate
    • F02P7/067F02B75/02F02D35/00F02D41/06F02D41/34F02D45/00F02P5/00
    • F02D41/009F02D41/062F02B2075/027
    • A sensor arrangement for cylinder detection in a multi-cylinder internal combustion engine is disclosed, having a crankshaft sensor with an increment disc with reference mark and a camshaft sensor with long and short segments as well as short and long intermediate spaces between the segments. By means of common evaluation of the pulse sequences supplied by the two sensors, the length of the high phases and low phases can be determined. Since the reference mark is also taken into account during the evaluation, the number of different segment lengths on the camshaft sensor disc can be reduced and a rapid and unambiguous cylinder detection can be achieved. The evaluation of the crankshaft signal and camshaft signal permits a reliable control of the internal combustion engine. In the event of failure of the crankshaft sensor, emergency running of the internal combustion engine can be realized solely with the aid of the camshaft sensor.
    • PCT No.PCT / DE94 / 00298 Sec。 371日期1994年12月15日 102(e)日期1994年12月15日PCT 1994年3月18日PCT公布。 第WO94 / 23192号公报 公开了一种用于多缸内燃机中的气缸检测的传感器装置,其具有带有参考标记的增量盘的曲轴传感器和具有短段和短段的凸轮轴传感器 段之间的中间空间。 通过对两个传感器提供的脉冲序列的共同评估,可以确定高相和低相的长度。 由于在评估期间也考虑了参考标记,所以可以减少凸轮轴传感器盘上的不同段长度的数量,并且可以实现快速且明确的柱面检测。 曲轴信号和凸轮轴信号的评估允许内燃机的可靠控制。 在曲轴传感器发生故障的情况下,内燃机的紧急运行可以仅通过凸轮轴传感器来实现。
    • 8. 发明授权
    • Device for detecting the position of at least one shaft which has a
reference mark
    • 用于检测具有参考标记的至少一个轴的位置的装置
    • US5447143A
    • 1995-09-05
    • US211785
    • 1994-04-18
    • Karl OttKlaus WalterJoachim HeimesJoachim StrateKlaus Boettcher
    • Karl OttKlaus WalterJoachim HeimesJoachim StrateKlaus Boettcher
    • F02D45/00F02D41/04F02D41/34G01D5/245F02P9/00
    • F02D41/009G01D5/2457F02D2041/0095F02D2250/06F02D41/042
    • A device for detecting the position of a shaft of an internal combustion engine is described, in which a sensor disc which is connected to the shaft and has at least one reference mark is sensed by at least one sensor and the output signals obtained are evaluated in the control device. So that the position of the shaft is known immediately after the internal combustion engine is started up, the last position to be determined after the internal combustion engine is switched off and after the shaft coasts to a standstill is stored in a non-volatile memory of the control device and, after the internal combustion engine is switched on again, is used to determine and output the first fuel injections during a starting phase.In order to improve the accuracy, a detection of the direction of rotation is additionally carried out so that a correction can take place if the shaft turns backwards to a certain degree as a result of the engine swinging back.
    • PCT No.PCT / DE93 / 00761 Sec。 371日期1994年04月18日 102(e)1994年4月18日PCT PCT 1993年8月20日PCT公布。 出版物WO94 / 07014 描述了一种用于检测内燃机的轴的位置的装置,其中连接到轴并且具有至少一个参考标记的传感器盘被至少一个传感器感测,并且 所获得的输出信号在控制装置中进行评估。 因此,在内燃机起动之后立即知道轴的位置,在内燃机关闭之后并且在轴惯性停止之后确定的最后位置被存储在 控制装置,并且在内燃机再次接通之后,用于在起动阶段确定和输出第一次燃料喷射。 为了提高精度,另外进行旋转方向的检测,如果由于发动机回转而使轴向后转动一定程度,则可以进行校正。
    • 9. 发明授权
    • Distributorless ignition system
    • 无分配点火系统
    • US5090394A
    • 1992-02-25
    • US635138
    • 1990-12-28
    • Alfred BruckeltGunther KaiserImmanuel KrauterKarl Ott
    • Alfred BruckeltGunther KaiserImmanuel KrauterKarl Ott
    • F02P3/04F02P7/03F02P15/00F02P15/08F02P15/10F02P15/12
    • F02P15/08F02P15/008F02P15/12F02P7/035
    • A distributorless ignition system for an internal combustion engine includes one spark coil for cylinder of the engine, a first reference signal generator for producing a first signal indicative of each revolution of the engine, a second reference signal generator for producing a second signal indicative of every second revolution of the engine, and a processor for evaluating the advance and dwell angles of an ignition pulse to a selected spark coil determined from a logical combination of the first and second signals. During starting, the processor is arranged to operate in a dual-spark mode for the first revolution of the engine and produce two ignition pulses simultaneously for each first signal, one to each of two cylinders which are 360.degree. out of phase with each other. During running of the engine, the second reference signal generator is monitored and, if found to be faulty, the processor changes from a one-spark mode to a dual-spark mode.
    • PCT No.PCT / EP89 / 00681 Sec。 371 1990年12月28日第 102(e)日期1990年12月28日PCT提交1989年6月16日PCT公布。 出版物WO90 / 15926 日本1990年12月27日。用于内燃机的无分配器点火系统包括一个用于发动机气缸的火花线圈,第一参考信号发生器,用于产生指示发动机每转的第一信号;第二参考信号发生器, 产生指示发动机每第二转的第二信号,以及用于根据第一和第二信号的逻辑组合来确定点火脉冲对所选择的火花线圈的提前和停止角度的处理器。 在启动期间,处理器被布置成以双火花模式操作用于发动机的第一次旋转,并且对于每个第一信号同时产生两个点火脉冲,两个气缸中的一个相互360°相位相异。 在运行发动机期间,监视第二参考信号发生器,并且如果发现有故障,则处理器从单火花模式变为双火花模式。