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公开(公告)号：US20210323602A1
公开(公告)日：2021-10-21
申请号：US17259345
申请日：2019-07-09
申请人： Robert Bosch GmbH
摘要： The disclosure proposes a method for ascertaining and/or monitoring a mechanical state of at least one tie rod apparatus of an electrically assisted steering system of a vehicle, wherein at least one operating characteristic variable, which is correlated to a steering movement, of at least one steering actuator and/or of at least one steering controller of the steering system is ascertained and evaluated for ascertaining and/or for monitoring the mechanical state of the tie rod apparatus.
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公开(公告)号：US20200064228A1
公开(公告)日：2020-02-27
申请号：US16534008
申请日：2019-08-07
申请人： Robert Bosch GmbH
摘要： An apparatus and a method for diagnosing an internal combustion engine for a vehicle, the apparatus encompassing: a recognition device that is embodied to recognize a shutoff operation of the internal combustion engine while the vehicle is being operated in particular in a normal operating mode; a detection device that is embodied to detect, during the shutoff operation, a part or several parts of a curve for a rotation speed or an inter-tooth time of a crankshaft of the internal combustion engine; a comparison device that is embodied to compare at least one feature of the part or the several parts of the curve, in a comparison, with a comparison feature; and a diagnostic device that is embodied to perform, as a function of a result of the comparison, a diagnosis with regard to a compression loss in at least one cylinder.
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公开(公告)号：US11492038B2
公开(公告)日：2022-11-08
申请号：US17259345
申请日：2019-07-09
申请人： Robert Bosch GmbH
摘要： The disclosure proposes a method for ascertaining and/or monitoring a mechanical state of at least one tie rod apparatus of an electrically assisted steering system of a vehicle, wherein at least one operating characteristic variable, which is correlated to a steering movement, of at least one steering actuator and/or of at least one steering controller of the steering system is ascertained and evaluated for ascertaining and/or for monitoring the mechanical state of the tie rod apparatus.
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公开(公告)号：US11162870B2
公开(公告)日：2021-11-02
申请号：US16534008
申请日：2019-08-07
申请人： Robert Bosch GmbH
摘要： An apparatus and a method for diagnosing an internal combustion engine for a vehicle, the apparatus encompassing: a recognition device that is embodied to recognize a shutoff operation of the internal combustion engine while the vehicle is being operated in particular in a normal operating mode; a detection device that is embodied to detect, during the shutoff operation, a part or several parts of a curve for a rotation speed or an inter-tooth time of a crankshaft of the internal combustion engine; a comparison device that is embodied to compare at least one feature of the part or the several parts of the curve, in a comparison, with a comparison feature; and a diagnostic device that is embodied to perform, as a function of a result of the comparison, a diagnosis with regard to a compression loss in at least one cylinder.
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