Vehicle air conditioning apparatus

An air conditioning apparatus for a vehicle having a right side air conditioning zone and a left side air conditioning zone in the vehicle, comprising:

• an air conditioning unit having a right side air outlet for blowing an air-conditioned air toward the right side air conditioning zone and a left side air outlet for blowing said air-conditioned air toward the left side air conditioning zone, said air conditioning unit being for controlling a temperature of said right side air conditioning zone and said left side air conditioning zone individually;
• right side blow condition changing means for changing at least one of blow condition including a blow range, blow position, blow direction, blow angle, and blow zone of said air-conditioned air blown from said right side air outlet, at least in a horizontal direction;
• left side blow condition changing means for changing at least one of blow condition including a blow range, blow position, blow direction, blow angle, and blow zone of said air-conditioned air blown from said left side air outlet, at least in a horizontal direction;
• a right side actuator for swinging said right side blow condition changing means;
• a left side actuator for swinging said left side blow condition changing means;
• cooling load detecting means for detecting a cooling load in the vehicle;
• swing range setting means for setting a right side swing range of said right side blow condition changing means and a left side swing range of said left side blow condition changing means individually according to said cooling load detected by said cooling load detecting means;
• swing cycle setting means for setting a right side swing cycle of said right side blow condition changing means and a left side swing cycle of said left side blow condition changing means equal to one another;
• blow condition control means for controlling said right side actuator and said left side actuator according to said right and left swing ranges and said right and left side swing cycles, respectively in such a manner that swing directions of said right side blow condition changing means and said left side blow condition changing means are opposite.

An air conditioning apparatus for a vehicle having an air conditioning zone in the vehicle, comprising:

• an air conditioning unit having an air outlet for controlling an air-conditioned air to blow toward the air conditioning zone;
• blow condition changing means for changing at least one of blow condition including a blow range, blow position, blow angle, blow zone and blown air amount of said air-conditioned air, said blow condition changing means being mounted between said air outlet and the air conditioning zone;
• an actuator for swinging said blow condition changing means;
• cooling load detecting means for detecting a cooling load in the vehicle;
• swing range setting means for setting a swing range of said blow condition changing means according to said cooling load detected by said cooling load detecting means;
• swing range limiting means for limiting said swing range;
• and
• blow condition control means for controlling said actuator in such a manner that a swing cycle of said blow condition changing means is kept constant when said swing range is limited by said swing range limiting means.

An air conditioning apparatus for a vehicle having a front side air conditioning zone and a rear side air conditioning zone in the vehicle, comprising:

• an air conditioning unit having an air outlet installed in the front side air conditioning zone for controlling an air-conditioned air to blow toward the front side and rear side air conditioning zones;
• blow condition changing means for changing at least one of blow condition including a blow range, blow position, blow angle, blow zone and blown air amount of said air-conditioned air, said blow condition changing means being mounted between said air outlet and the front side air conditioning zone;
• an actuator for swinging said blow condition changing means;
• cooling load detecting means for detecting a cooling load in the vehicle;
• swing range setting means for setting a swing range of said blow condition changing means according to said cooling load detected by said cooling load detecting means such that said swing range of said blow condition changing means is increased in proportion to a decrease of said cooling load detected by said cooling load detecting means;
• and
• blow condition control means for controlling said actuator to expand said swing range such that a blown air amount to said rear side air conditioning zone is increased.

An air conditioning apparatus for a vehicle having a right side air conditioning zone and a left side air conditioning zone in the vehicle, comprising:

• an air conditioning unit having a right side air outlet for blowing an air-conditioned air toward the right side air conditioning zone and a left side air outlet for blowing said air-conditioned air toward the left side air conditioning zone, said air conditioning unit being for controlling a temperature of said right side air conditioning zone and said left side air conditioning zone individually;
• right side blow condition changing means for changing at least one of blow condition including a blow range, blow position, blow direction, blow angle, and blow zone of said air-conditioned air blown from said right side air outlet, at least in a horizontal direction;
• left side blow condition changing means for changing at least one of blow condition including a blow range, blow position, blow direction, blow angle, and blow zone of said air-conditioned air blown from said left side air outlet, at least in a horizontal direction;
• a right side actuator for swinging said right side blow condition changing means;
• a left side actuator for swinging said left side blow condition changing means;
• a solar radiation amount detecting means for detecting a solar radiation amount and a solar radiation direction of the vehicle;
• swing range setting means for setting a right side swing range of said right side blow condition changing means and a left side swing range of said left side blow condition changing means individually according to said solar radiation amount detected by said solar radiation amount detecting means, and for adjusting said right side swing range and said left side swing range individually according to said solar radiation direction detected by said solar radiation amount detecting means;
• and
• blow condition control means for controlling said right side actuator and said left side actuator according to said right side and left side swing ranges adjusted by said swing range setting means.

An air conditioning apparatus for a vehicle having an air conditioning zone in the vehicle, comprising:

• an air conditioning unit having an air outlet for controlling an air-conditioned air to blow toward the air conditioning zone;
• blow condition changing means for changing at least one of blow condition including a blow range, blow position, blow angle, blow zone and blown air amount of said air-conditioned air, said blow condition changing means being mounted between said air outlet and the air conditioning zone;
• an actuator for swinging said blow condition changing means;
• cooling load detecting means for detecting a cooling load in the vehicle;
• swing range setting means for setting a swing range of said blow condition changing means according to said cooling load detected by said cooling load detecting means;
• and
• blow condition control means for controlling said actuator to maintain a swing cycle of said blow condition changing means constant.