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.)
Plasticos Levante S L
Original Assignee
Plasticos Levante S L
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 Plasticos Levante S LfiledCriticalPlasticos Levante S L
Priority to ES97736UpriorityCriticalpatent/ES97736U/en
Publication of ES97736UpublicationCriticalpatent/ES97736U/en
Hermetic seal of balls, characterized by comprising the arrangement in the wall of the ball, of a special air loading hole equipped in its mouth with a neck facing inwards, which gives the hole a depth and inner walls of greater length than the thickness that would correspond if it were a simple perforation in the wall of the ball, allowing to give the space of said hole a frustoconical shape. (Machine-translation by Google Translate, not legally binding)
ES97736U1962-07-121962-07-12Hermetic closing of balls (Machine-translation by Google Translate, not legally binding)
PendingES97736U
(en)