| 摘要 |
The refrigerator having gas leakage alarm and protection functions such as driving a circulation fan and closing the cock of the gas cylinder comprises a microprocessor (1), a rectangular wave generator (2), a function selector (3), a temp. indicator (4), a door checking cct. (5), a defrosting time checking cct. (6), a temp. sensor (7), a temp. controller (8), a driving cct. (9) for defrosting heater, a freezing (F1), a compressor (CO), a gas detector (10), a driving cct. (11) for cock motor (M) of the gas cylinder and a circulation fan (F2), a buzzer driving cct. (12), a battery (13), and a power cct. (14).
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