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.)
Rovema Iberica SA
Original Assignee
Rovema Iberica SA
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 Rovema Iberica SAfiledCriticalRovema Iberica SA
Priority to ES1980253132UpriorityCriticalpatent/ES253132Y/en
Publication of ES253132UpublicationCriticalpatent/ES253132U/en
Application grantedgrantedCritical
Publication of ES253132YpublicationCriticalpatent/ES253132Y/en
Improved welding device in automatic packaging machines, characterized in that in the carrier jaws of the pellets heated by the thermofusion of the sheet with which the packaging envelope is obtained are provided with tilting approximation movements to pinch the material constituting the on, receiving the tilting movement independently from two cams that actuate separate transmitter sets of levers and connecting rods, one of said sets of levers of elastic drive because the length of a connecting rod is connecting rod and whose antagonistic effort of said spring is adjustable by the action on him of some nuts. (Machine-translation by Google Translate, not legally binding)
ES1980253132U1980-09-241980-09-24
PERFECTED WELDING DEVICE IN AUTOMATIC PACKAGING MACHINES
ExpiredES253132Y
(en)