Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES0176484UpriorityCriticalpatent/ES176484U/en
Publication of ES176484UpublicationCriticalpatent/ES176484U/en
Improved drum, characterized by presenting a frustoconical shape of straight generatrix, with the largest base corresponding to the mouth, and with a narrow frustoconical reduction next to its bottom, depending on the height of the drum of the capacity it must have, in relation to some diameters of the mouth and the bottom and a certain conicity, adapted for a range of drums of different capacities; presenting, furthermore, at a variable distance from its mouth, a protruding rib of the frustoconical side surface of the drum and whose outer diameter is greater than the inner diameter of the mouth of the drum. (Machine-translation by Google Translate, not legally binding)
ES0176484U1972-01-131972-01-13Improved drum (Machine-translation by Google Translate, not legally binding)
PendingES176484U
(en)