| 摘要 |
PURPOSE: A filter exchange device for pipes is provided to automatically exchange filters via a portion generated by dividing a predetermined part of a pipe, thereby exchanging filters at proper time and maintaining a fluid clean always. CONSTITUTION: A filter exchange device for pipes includes close contacting elements(18a) connected to an end of an upper pipe(12a) and a front end of a lower pipe(12b) via flexible hoses(16a,16b), forward/backward driving elements(26a,26b) for moving the close contacting elements to and fro toward each other, a rotation element(44) rotatable with respect to a reference line parallel to a line which connects the close contacting elements and formed with a plurality of holes(46) for incorporating filters, the holes capable of passing through a gap between the close contacting elements, and an element(50) for rotating the rotation element.
|
