Patent ID: 9671153
Date: 2017-06-06
CPC Classifications: F25D

Claim:
1. A low-temperature storage comprising: a thermally insulated casing including an accommodating portion insulated from external air, the accommodating portion configured to accommodate an item to be refrigerated; a door provided on the thermally insulated casing, the door configured to be closed in such a manner as to be capable of opening and closing the accommodating portion; a cooling mechanism that cools an interior of the accommodating portion; a temperature detecting unit that measures a temperature in the accommodating portion; an opening and closing detecting unit that detects an open or close state of the door; and a control unit, wherein: the control unit includes: when the difference between the user designated first and second temperatures is equal to or greater than a predetermined value when the user inputs the information, at least one operation is performed, the at least one operation being selected from the group consisting of: (i) the control information setting unit outputting information indicating that the difference between the user designated first and second temperatures is equal to or greater than the predetermined value on a display device notifying the user that the information input by the user is not acceptable, (ii) the control information setting unit outputting a beep from a speaker notifying the user that the information input by the user is not acceptable, and (iii) the control information setting unit not accepting the information inputted by a user, thereby notifying the user that the information input by the user is not acceptable.