WATER GATE UNIT HAVING LIFTING DEVICE OF PANTOGRAPH TYPE
The present invention relates to a water gate apparatus including a pantograph lifting means. More specifically, the water gate apparatus employs the pantograph lifting means to lift a water gate up and down at a wide width with a small force. A bevel gear type driving apparatus is used to lift the...
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Format: | Patent |
Sprache: | eng ; kor |
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Zusammenfassung: | The present invention relates to a water gate apparatus including a pantograph lifting means. More specifically, the water gate apparatus employs the pantograph lifting means to lift a water gate up and down at a wide width with a small force. A bevel gear type driving apparatus is used to lift the lifting means up and down or press the water gate to significantly increase the waterproof efficiency. The water gate apparatus also includes a safety device to prevent the water gate from falling down due to the malfunction of the lifting means. |
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