Vehicle air-conditioning system

Details Vehicle air-conditioning system Vehicle air-conditioning system

1997-10-24

1999-05-11

Joyce, Harold

Ventilation

Vehicle

454121, B60H1/26

Patent

active

059021802

ABSTRACT:
A vehicle air-conditioning system includes an air-conditioning amplifier unit being connected to a plurality of door actuators through one communication and one power line; and the air-conditioning amplifier unit having first door-operation self-diagnostic means which sends to the door actuator target stopping position data for bringing doors in a full-open condition or full-close condition; if there is a change in an instruction value, after the lapse of a preset period of time which takes into account the time period required for the door to arrive at a target position and a lag in communication, the self-diagnostic means determining that the doors are in a normal condition when the signal returned from the door actuator represents that the doors are in a stopped state but determining that the doors are in an abnormal condition when the signal represents that the doors are in an actuated state.

REFERENCES:
patent: 4840308 (1989-06-01), Akabane et al.
patent: 5803355 (1998-09-01), Urreshino et al.
patent: 5823868 (1998-10-01), Ohkubo et al.

Affiliated with

Also associated with

Rating

Vehicle air-conditioning system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Vehicle air-conditioning system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Vehicle air-conditioning system will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-242603