Title:
スピードメータ検査システム
Document Type and Number:
Japanese Patent JP7129697
Kind Code:
B2
Abstract:
To perform inspection of a speedometer of a vehicle efficiently and precisely.SOLUTION: In a speedometer inspection system 1, a speedometer inspection processor 30 includes an ECU vehicle speed acquisition part for acquiring vehicle speed information (hereinafter, ECU vehicle speed information) of an electronic control unit 90 of a vehicle 80, a roller vehicle speed acquisition part for acquiring roller vehicle speed information by a roller device 10, a determination speed storage part for storing ECU vehicle speed information retained by the electronic control unit 90 when a speedometer displays a speedometer display speed for inspection as ECU vehicle speed information for inspection, a timing determination part for determining whether ECU vehicle speed information satisfies a timing condition set based on ECU output speed information for inspection and generates an inspection start signal, and a speedometer accept/reject determination processing part for determining whether roller vehicle speed information acquired based on an inspection start signal satisfies a speedometer accept/reject determination condition.SELECTED DRAWING: Figure 1
Inventors:
Hideki Matsumura
Application Number:
JP2018192327A
Publication Date:
September 02, 2022
Filing Date:
October 11, 2018
Export Citation:
Assignee:
Incorporated Administrative Agency Automotive Technology Agency
International Classes:
G01M17/007; B60K35/00; B60R16/02; B60S5/00; G01P21/02
Domestic Patent References:
| JP58051271U | ||||
| JP63297149A | ||||
| JP2007278850A |
Foreign References:
| WO2017049336A1 |
Attorney, Agent or Firm:
Masashi Sahara
Kazuki Yokota
Kazuki Yokota