To provide a stock management device of an article case stored in a storage chamber or a door pocket of a refrigerator and constituted in units to manage articles in a storage shed and the refrigerator, detect weight of articles by a simple method, and display it for a user so as to enable easy understanding.
A weight measuring means 3 calculates weight of foods by inputting a signal outputted from a weight sensor 2. The calculated weight is stored in a storage device 4 controlled by a microcomputer 7 as a value of initial weight of foods. A reset means 5 capable of resetting a value of weight stored in the storage device 4 can be controlled by the microcomputer 7. The value of initial weight is compared with a value of current weight calculated by the weight measuring means 3 to calculate remaining amount rate and inform the user of the remaining amount rate through an informing means 6.
OGAWA KEIJI
MORI SHIGERU
Tomoyasu Sakaguchi
Hiroki Naito
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