| 摘要 |
PURPOSE: A butterfly valve equipped with a lever is provided, which removes concern of the malfunction by the moisture and concern of damage by the external shock. CONSTITUTION: A butterfly valve equipped with a lever comprises a valve part(130); a hanging tool(170) of the sheet form combined with the top of the flange(137) of the valve part; a display unit(140) in which the scale is formed into radial direction; a switch located between the display unit and flange; a display lamp(149) electrically connected to the switch; a directing element having magnetics; and a lever(120) made of the metal material.
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