| 摘要 |
The apparatus for automatically opening/closing refrigerator doors by a wireless remote controller, comprises left/right side doors (2)(3) mounted on a door frame (1) supported by lower guide rollers (4)(5) and upper support device (7') of wheel (7) on upper support frame (6); chain locking devices (11)(12) mounted on chain (10) between reduction gear (8) and idle gear (9); support bars (15) (16), for opening the doors (2)(3), between the devices (11) (12) and manual switching devices (13)(14); operation panel (8) for driving a motor (17); receiving antenna connected with HF amplifying circuit (20), regenerative demodulation circuit (21), LF amplifying circuit (22), wave rectifying circuit (23); decoder (25) connected with signal switch section (24); receiver (A) connected with delay integration circuit (26) and relay operating circuit (27); encoder (28) connected with operation switching section (29).
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