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Priority to ES1972187028UpriorityCriticalpatent/ES187028Y/en
Publication of ES187028UpublicationCriticalpatent/ES187028U/en
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Publication of ES187028YpublicationCriticalpatent/ES187028Y/en
Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
New blade model or similar, characterized in that the unión between the two essential parts constituting the blade, consisting of a metal shaft and the blade itself, is made through the eye of the blade and one end of the shaft by simple butt welding of said elements, or by introducing an internal bore or bore of outside diameter slightly lower than the internal diameter of the circular section of both parts, said welding being carried out by means of a continuous longitudinal cord along the joint circumference of both pieces, the blade of the blade and the eye of the blade being welded together or to said sleeve or internal bore. (Machine-translation by Google Translate, not legally binding)
ES1972187028U1972-12-211972-12-21
NEW MODEL OF SHOVEL OR SIMILAR.
ExpiredES187028Y
(en)