Collection funnel of urine and excrement for laboratory animal cages, characterized in that it must be incorporated, in a suitable position, under the cages, and, it is constituted by a reception hopper, of walls provided with a remarkable inclination, whose bottom has an orifice of passing waste substances, as well as a curved wing, which determines the separation of urine by adhering on it, giving rise to its pouring on a bottle with a small diameter mouth; while the fecal pellets by their own inertia fall on a container of sufficient amplitude, which also contains the bottle mentioned. (Machine-translation by Google Translate, not legally binding)
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