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Patent Searching and Data


Title:
ELECTRONIC CONTROL DEVICE AND EXHAUST BRAKE CONTROL DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/116739
Kind Code:
A1
Abstract:
Provided are: an electronic control device which is capable of ensuring the safety of operation of an exhaust flap, and improving vehicle safety; and an exhaust brake control device. The present invention is characterized by being provided with: an exhaust flap control unit (32) which transmits a control signal (S1) to an exhaust flap (19) via a relay (50), and which controls opening and closing operations of the exhaust flap (19); a relay control unit (40) which transmits an interruption signal (S3) to the relay (50), and interrupts a signal line between the exhaust flap control unit (32) and the exhaust flap (19) by operating the relay (50); and a CPU (31) which controls operation of the exhaust flap control unit (32) on the basis of a position signal (S2) from the exhaust flap (19). The present invention is further characterized in that the CPU (31) monitors the operation state of the relay (50) and determines whether a fault is present on the basis of the control signal (S1), the position signal (S2), and the interruption signal (S3).

Inventors:
IKEBUKURO Yuki (9-1Ushikubo 3-chome, Tsuzuki-ku, Yokohama-sh, Kanagawa 01, 〒2248501, JP)
ISHIKAWA Naruaki (9-1Ushikubo 3-chome, Tsuzuki-ku, Yokohama-sh, Kanagawa 01, 〒2248501, JP)
Application Number:
JP2018/039548
Publication Date:
June 20, 2019
Filing Date:
October 24, 2018
Export Citation:
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Assignee:
BOSCH CORPORATION (6-7 Shibuya 3-chome, Shibuya-ku Tokyo, 60, 〒1508360, JP)
International Classes:
F02D11/10; F02D9/04; F02D9/06
Foreign References:
JPH0524932U1993-04-02
JP2000318589A2000-11-21
JPH06248992A1994-09-06
JP2001193500A2001-07-17
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