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Priority to ES1967131574UpriorityCriticalpatent/ES131574Y/en
Publication of ES131574UpublicationCriticalpatent/ES131574U/en
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Publication of ES131574YpublicationCriticalpatent/ES131574Y/en
Agitator device, characterized by the fact that it is constituted by two tubular bodies of different diameters, of which the smaller one has radial windows and is mounted inside the larger one and in prolongation thereof, so that between them an annular channel is formed of axial passage, the assembly being fixed to the end of a tubular support body within which a drive shaft protruding from said end is rotatable and is fitted with a driving and stirring propeller, located inside the smaller tubular body. (Machine-translation by Google Translate, not legally binding)
A coupling device able to give up to moments of turnover, especially for articulated trees. (Machine-translation by Google Translate, not legally binding)