Air conditioner with an energy switch

An air conditioner with an energy saving switch, comprising

• a refrigerating system including compressor means, indoor heat exchanger means, expansion means and outdoor heat exchanger means connected in refrigerant flow relationship,
• means for measuring a temperature of a room in which said indoor heat exchanger means is located to produce measured temperature data of the temperature of the room,
• means for defining a temperature range in which a temperature to be produced by said refrigerating system can be set,
• means for setting a temperature within said temperature range, which includes means for generating set temperature data of the set temperature,
• means for controlling an operation of said refrigerating system based on a comparison between the set temperature data generated by said means for generating temperature data and the measured temperature data produced by said temperature measuring means,
• switch means, and
• means for changing said set temperature data in response to an operation of said switch means, said changing means including at least one of means for lowering an upper limit of said temperature range when said refrigerating system is set in a heating mode and means for raising a lower limit of said temperature range when said refrigerating system is set in a cooling mode, said means for changing the temperature range including at least one of means for raising the lower limit of the temperature range when said refrigerating system is set in the heating mode and means for lowering the upper limit of the temperature range when said refrigerating system is set in the cooling mode.

An air conditioner with an energy saving switch, comprising:

• a refrigerating system including compressor means, indoor heat exchanger means, expansion means and outdoor heat exchanger means connected inrefrigerant flow relationship,
• means for measuring a temperature of a room in which said indoor heat exchanger means is located to produce first digital temperature data representing the temperature of the room,
• means for setting a temperature to be produced by said refrigerating system to produce second digital temperature data representing the temperature set by a user, said second digital temperature data being included within a temperature range from a first temperature to a second temperature which is higher than the first temperature,
• switch means,
• means for changing said second digital temperature data in response to an operation of said switch means, said changing means including at least one of means for changing said second digital temperature data to third digital temperature data corresponding to a third temperature only if the temperature set by said setting means is within a first temperature subrange that exists between third temperature and the second temperature when said refrigerating system is set in a heating mode and means for changing said second digital temperature data to fourth digital temperature data corresponding to a fourth temperature only if the temperature set by said setting means is within a second temperature subrange that exists between the first temperature and the fourth temperature when said refrigerating system is set in a cooling mode, and
• means for controlling an operation of said refrigerating system based on a comparison between said first digital temperature data and at least one of said third digital temperature data and said fourth digital temperature data.

An air controller with an energy saving switch, comprising:

• a refrigerating system including compressor means, indoor heat exchanger means, expansion means and outdoor heat exchanger means connected in refrigerant flow relationship,
• means for measuring a temperature of a room in which said indoor heat exchanger means is located to produce first digital temperature data representing the temperature of the room,
• means for setting a temperature to be produced by said refrigerating system to produce second digital temperature data representing the temperature set by a user, said second digital temperature data being included within a temperature range from a first temperature to a second temperature which is higher than the first temperature,
• switch means,
• means for changing said second digital temperature data in response to an operation of said switch means, said changing means including at least one of means for changing said second digital temperature data to third digital temperature data corresponding to a third temperature only if the temperature set by said setting means is within a first temperature subrange that exists between third temperature and the second temperature when said refrigerating system is set in a heating mode and means for changing said second digital temperature data to fourth digital temperature data corresponding to a fourth temperature only if the temperature set by said setting means is within a second temperature subrange that exists between the first temperature and the fourth temperature when said refrigerating system is set in a cooling mode, and
• means for controlling an operation of said refrigerating system based on a comparison between said first digital temperature data and at least one of said third digital temperature data and said fourth digital temperature data.
• said means for changing including table means by which a change is made, said table means digitally storing temperature data of a plurality of said third digital temperature data so as to respectively correspond to respective one of a plurality of said second digital temperature data.

An air conditioner with energy saving switch, comprising:

• a refrigerating system including compressor means, indoor heat exchanger means, expansion means and outdoor heat exchanger means connected in refrigerant flow relationship,
• means for measuring a temperature of a room in which said indoor heat exchanger mean sis located to produce temperature data of the temperature of the room,
• means for setting a temperature at which said refrigerating system is to be operated, said setting means including a pointer capable of being fit to a graduation mark defined within a first range from a first graduation mark indicating a first temperature to a second graduation mark indicating a second temperature that is higher than the first temperature,
• means for generating temperature data corresponding to a graduation mark being pointed by said pointer,
• means for controlling an operation of said refrigerating system based on a comparison between the set temperature data generated by said means for generating temperature data and the measured temperature data produced by said temperature measuring means,
• switch means, and
• means for changing said temperature data corresponding to the set temperature in response to an operation of said switch means, said changing means including at least one of means for changing said temperature data corresponding to the set temperature into temperature data corresponding to a third temperature only in response to said pointer being fit to a graduation mark indicating a temperature within a second range between a third graduation mark, which indicates that said third temperature is lower than said second temperature and higher than said first temperature, and said second graduation mark when said refrigerating system is set in a heating mode and means for changing said temperature data corresponding to the set temperature into temperature data of a fourth temperature only in response to said pointer being fit to a graduation mark indicating that said fourth temperature is within a third range between said first graduation mark and a fourth graduation mark when said refrigerating system is set in a cooling mode.

An air conditioner with an energy saving switch, comprising:

• a refrigerating system including compressor means, indoor heat exchanger means, expansion means and outdoor heat exchanger means connected in refrigerant flow relationship,
• means for measuring a temperature of a room in which said indoor heat exchanger means is located to produce a digital temperature data of the temperature of the room,
• means for setting a temperature at which said refrigerating is to be operated, said setting means including a pointer capable of being fit to a graduation mark defined within a first range from a first graduation mark indicating a first temperature to a second graduation mark indicating a second temperature that is higher than the first temperature,
• means for generating digital temperature data corresponding to a graduation mark being pointed by said pointer,
• means for controlling an operation of said refrigerating system based on a comparison between the set digital temperature data generated by said means for generating temperature data with the measured digital temperature data produced by said temperature measuring means,
• switch means, and
• means for changing said set digital temperature data in response to an operation of said switch means, said changing means including at least one of means for changing said set digital temperature data into digital temperature data corresponding to a third temperature only if said pointer is fit to a graduation mark indicating a temperature within a second range between a third graduation mark, which indicates said third temperature is lower than said second temperature and higher than said first temperature, and said second graduation mark when said refrigerating system is set in a heating mode and means for changing said set digital temperature data into digital temperature data corresponding to a fourth temperature only if said pointer is fit to a graduation mark indicating that said fourth temperature is within a third range between said first graduation mark and a fourth graduation mark when said refrigerating system is set in a cooling mode.

An air conditioner with an energy saving switch, comprising:

• means for refrigerating air and delivering the air to a room to be conditioned,
• means for measuring a temperature of said room to produce measured temperature data;
• means for setting a temperature within a temperature range at which said refrigerating means is to be operated, said setting means producing set temperature data, said temperature range including two end subranges and a middle subrange between said two end subranges;
• means for controlling an operation of said refrigerating means in response to said setting means and said measuring means;
• switch means;
• and
• means for changing only said set temperature data corresponding to a temperature set in at least one of said end subranges to temperature data corresponding to another temperature within the other subranges in response to an operation of said switch means, said controlling means being response to said changing means to operate said refrigerating means based on a comparison between said measured temperature data and said temperature data corresponding to said another temperature as changed by said change means, said another temperature remaining fixed irrespective of the operation state of said switch means.