Operation unit for vehicle air conditioner and vehicle air-conditioning control apparatus using the same

  • US 20080264079A1
  • Filed: 04/14/2008
  • Published: 10/30/2008
  • Est. Priority Date: 04/25/2007
  • Status: Active Grant
First Claim
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1. An operation unit for a vehicle air conditioner, comprising:

  • a display device including a dial calibrated such that a present set value of a control parameter other than a set temperature of the air conditioner is directly readable, a pointer rotatably disposed on the dial, and a pointer driving motor for rotatably driving the pointer;

    a setting input portion of the control parameter;

    an obtaining means for obtaining the present set value of the control parameter;

    an operating state identification means for identifying whether an air-conditioning operating state is in a plurality of predetermined operating states of the air conditioner; and

    a pointer operation control means for controlling an operation of the pointer driving motor such that the pointer moves on the dial at different moving speeds according to the air-conditioning operating state identified in response to a change with time in the obtained set value of the control parameter.

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