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Robertson Espanola SA
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Robertson Espanola SA
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Priority to ES1973198808UpriorityCriticalpatent/ES198808Y/en
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Publication of ES198808YpublicationCriticalpatent/ES198808Y/en
Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
Forced convention fan, essentially characterized in that it is constituted by an outer tubular body, connected by radial arms with another interior q partially penetrates the outside, leaving a free zone in which a plurality of concentric and fixed conical rings are arranged to the tubular body outside, in whose mouth 1 a conical laminar roof of smaller section than the body, partially hidden in it, and held by radial arms with the particularity that the conical rings and the cover are convergent toward the outside and with the particularity that one of the rings is arranged around the mouth of the inner tube. (Machine-translation by Google Translate, not legally binding)
Machine to cover an extended body, such as a cable, a pipe, etcetera, with a perforated or reticulated cover, particularly in synthetic matter. (Machine-translation by Google Translate, not legally binding)