| 摘要 |
PURPOSE: To set a lever position at the time of operation easily by arranging at least one of projection part on the outer circumferential part of a branch pipe and toward an upper part, and also arranging a recessed part for fitting to the projection part on the opening side of a main body cylindrical part in a valve body. CONSTITUTION: The main body 2 of a three way active plug 1 is provided with branch pipes 5a to 5c provided on a cylindrical part 3 and the outer circumferential part of the cylindrical part 3, and one end of the cylindrical part 3 is provided with a cover body 4. A valve body 7 is liquid-tightly and rotatably fit to the inside of the cylindrical part 3, and be provided with a column part 8 having passages 10 on three ways and a lever 9 provided on the end part of the column part 8. A prescribed branch pipes 5a to 5c are communicated with each other through the passage 10. In this case, four projection parts 6 are arranged on the upper part of the cylindrical part 3, and also four recessed parts 11 for fitting to the projection parts 6 are arranged on the valve body 7, namely, toward the opening side of the cylindrical part 3. The projection parts 6 and the recessed parts 11 are fit to each other, and a prescribed branch pipes 5a to 5c are communicated with each other. |
