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.)
Industrie Pirelli SpA
Pirelli and C SpA
Original Assignee
Industrie Pirelli SpA
Pirelli SpA
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 Industrie Pirelli SpA, Pirelli SpAfiledCriticalIndustrie Pirelli SpA
Priority to ES1973188792UpriorityCriticalpatent/ES188792Y/en
Publication of ES188792UpublicationCriticalpatent/ES188792U/en
Application grantedgrantedCritical
Publication of ES188792YpublicationCriticalpatent/ES188792Y/en
An improved hot water bag comprising a rubber shell having an opening or "neck" at one end, characterized in that the inner surface of said opening has an annular bead whose equatorial axis lies in the plane perpendicular to the axis of said opening, said cord being fitted between a lower plate comprising a collar and an upper ring apt to receive said collar to block said plate; said plate and said ring being of thermally deformable molded material under normal conditions of use, having a hardness of at least 80 shore and having an external profile substantially equal to that of the internal surface of said opening, said spout being formed in said plate filleted for the introduction of water in the envelope and suitable to receive a sealing plug. (Machine-translation by Google Translate, not legally binding)
ES1973188792U1973-02-091973-02-09
A PERFECTED HOT WATER BAG.
ExpiredES188792Y
(en)