Abstract:
PURPOSE: A paper supply cassette and an image forming device including the same are provided to control the paper supply cassette with one hand of a user not both hands. CONSTITUTION: A paper supply cassette comprises a guide(115), a first casing(110), a second casing(120), a stopper(130) and a paper supply cassette(100). The guide extends along the sliding direction. The first casing comprises a holder(116) which is located on center part of the guide along a sliding direction. The second casing comprises an accommodation space, accepting the print media along with the first casing, and slides according to the guide. The paper supply cassette is combined with the second casing to slide in a sliding direction. The stopper is transferred to a holding releasing position from a holding position when the paper supply cassette is applied with the external force.
Abstract:
PURPOSE: An electrical instrument, a power management apparatus, a power management system having the same, and a control method thereof are provided to maximize user's satisfaction by regulating the operating levels of electric devices according to priority set by the user. CONSTITUTION: A power supply(100) produces and supplies power. A smart meter(200) is installed in a consumer place, displays consumed in the consumer place in real time, and implements bidirectional communication with the power supply and a power management apparatus(300). The power management apparatus receives information from a plurality of electric devices(400).
Abstract:
PURPOSE: An energy management apparatus, user interface method, home appliances, and energy management system including the same are provided to directly and simply display the inconvenience of a user by using a user interface. CONSTITUTION: An input unit(331) inputs a weighted value which displays relative increasing and decreasing states between the electrical bills of home appliances or a monthly-permitted electrical bills. When the home appliance is operated as an energy level based on the weighted value or the monthly permitted electrical bills, a control unit(320) controls a display unit(332) in order to display inconvenience information. The display unit displays the inconvenience information according to the control signal of the control unit.
Abstract:
PURPOSE: A method and apparatus for controlling the operation of devices based on information of power consumption of the apparatus are provided to control the operation of apparatus based on the power consumption information of the apparatus. CONSTITUTION: A device use information about the controlled apparatus is received based on the usage history information and a power charge information by the time(110). A plurality of power consumption levels are classified based on the each controlled apparatus. An optimal power consumption level is established among the power consumption levels(120). The operation of the controlled apparatus is controlled based on the established power consumption level(130).