| 摘要 |
The present invention relates to a hydraulic device specially developed for moving aquarium water comprising (i) a 90 DEG bent tube (1); (ii) a rotating bushing (4) coupled to the inlet (2) of said bent tube (1); (iii) a connecting base (5) for said bushing (4); and (iv) a nozzle (6) for controlling the water flow and rotation of the device coupled to the outlet (3) of said bent tube (1). Said device is suitable to be used either in sea aquariums or fresh water aquariums.
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