Title:
Vehicle engine speed display device
Document Type and Number:
Japanese Patent JP6318702
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To mitigate a sense of incompatibility that a driver feels due to an actual change sound of an engine at the time of a speed change of an automatic transmission and a difference of the changes (movements of needles) of the display of an engine revolution display device.SOLUTION: An engine rotation revolution display device includes: and engine; an automatic transmission installed on a power transmission path between the engine and the wheel; an engine revolution detection part for detecting the revolution of the engine; an engine revolution display part for displaying the revolution of the engine; and a control device for controlling the engine revolution display part based on a virtual revolution of the engine not depending on the actual engine revolution detected in an engine revolution detection part. The control device changes change characteristics of the virtual revolution so that a revolution difference between the actual revolution and the virtual revolution at the time of the speed change of the automatic transmission can be settled within a predetermined range according to a vehicle state.
Inventors:
Tetsutaka Shibata
Kosuke Takekawa
Ryudai Ito
Kosuke Takekawa
Ryudai Ito
Application Number:
JP2014038580A
Publication Date:
May 09, 2018
Filing Date:
February 28, 2014
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
G01D7/00; B60K35/00; B60R16/02
Domestic Patent References:
| JP2009220678A |
Attorney, Agent or Firm:
Maeda patent office