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.)
Compania Roca Radiadores SA
Original Assignee
Compania Roca Radiadores SA
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Filing date
Publication date
Application filed by Compania Roca Radiadores SAfiledCriticalCompania Roca Radiadores SA
Priority to ES1977232739UpriorityCriticalpatent/ES232739Y/en
Publication of ES232739UpublicationCriticalpatent/ES232739U/en
Application grantedgrantedCritical
Publication of ES232739YpublicationCriticalpatent/ES232739Y/en
Improved non-return valve, characterized essentially by the fact of being constituted by a flattened piece, advantageously circular and of flexible condition, from which an axial stem derives, in which an expansion is defined, capable of achieving the fixation of the piece, to the the stem is inserted in a hole provided in a seat body, this being related to the part with the possibility of establishing a tight seal, preventing the passage of fluid through the holes, provided for it in the seat body itself, forming it at its base a peripheral peripheral fin, with grooved surfaces. (Machine-translation by Google Translate, not legally binding)