Title:
VEHICULAR CONSTANT SPEED TRAVEL DEVICE
Document Type and Number:
Japanese Patent JP3398017
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a vehicular constant speed travel device which can judge climbing road travel with comparatively simple constitution.
SOLUTION: In this vehicular constant speed travel device which has a cruise setting means 26 to set a constant speed travel speed, a DC motor 12 to control opening of a throttle valve 6, a cruise control means 24 to control actuation of the DC motor 12 and an automatic transmission 20 to switch a travel speed of a vehicle and in which the cruise control means 24 adjusts opening of the throttle valve 6 so that an actual travel speed of the vehicle becomes a preset travel speed set by the cruise setting means 26, the cruise control means 24 judges that the vehicle travels on a climbing road by generating a climbing road judging flag when a condition where the actual travel speed is lower by a specific speed or more than the preset travel speed continues for a specific time.
Inventors:
Hitoshi Inoue
Toshio Nakamichi
Toshio Nakamichi
Application Number:
JP17463697A
Publication Date:
April 21, 2003
Filing Date:
June 30, 1997
Export Citation:
Assignee:
FUJITSU TEN LIMITED
International Classes:
B60W10/04; B60K31/00; B60W10/08; B60W10/10; B60W10/11; B60W30/00; B60W30/14; B60W50/06; F02D9/02; F02D29/00; F02D29/02; F02D41/14; (IPC1-7): B60K31/00; B60K41/06; F02D9/02; F02D29/00; F02D29/02; F02D41/14
Domestic Patent References:
| JP4266535A | ||||
| JP6261831A | ||||
| JP62168723A | ||||
| JP58113552A | ||||
| JP61139524A | ||||
| JP647028U |
Attorney, Agent or Firm:
Keiichiro Saikyo
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