| 摘要 |
PURPOSE: A door connecting structure provided with a multipurpose hinge is provided to improve the appearance of a refrigerator by installing a hinge to the inside of a door and to close a door at the regular speed using a hinge. CONSTITUTION: The door connecting structure opens and shuts a door(201) against a main body(202) by installing a hinge(200) between a main body(202) and a door(201). The hinge contains a housing forming the outward appearance, a cam shaft projected to the outside of the housing partially and rotated by external force, a piston lifting up and down along the housing with the rotation of the cam shaft, an elastic member compressed or repelled according to the vertical movement of the piston, and a hydraulic control bar controlling the flow of oil located on the upper and lower parts of the piston respectively. The housing is laid to a groove formed on one end of the door(201) and moved together according to the rotation of the door(201), the projected part of the cam shaft is connected to the inner circumference of a controller for an angle of repose, and the controller for an angle of repose is engaged with a fixture of a main body attached to the main body(202).
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