Patent · US Expired

Packaging machine

US4590734A · kind A · utility

20Cited by
4References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 4, 1984
Grant dateMay 27, 1986
Priority date
Expiry dateJun 4, 2004

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65B55/027
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A packaging machine comprising an endless conveyor, a mandrel wheel disposed above the starting end of the path of transport of the conveyor and having mandrels, a closed main chamber enclosing the conveyor and the mandrel wheel entirely, a series of devices arranged on the top wall of the main chamber from the rear to the front in succession for making tubular blanks into containers by closing one end of each blank to form the bottom of the container, filling contents into the bottomed blank and thereafter closing the other end of the blank to form the top of the container, the series of devices having portions operative on the blank and extending into the main chamber, and a closed subchamber disposed to the rear of the main chamber and communicating therewith, the subchamber having installed therein a blank sterilizer and a blank transfer assembly for transferring tubular blanks from a blank shaping-feeding unit to the blank sterilizer and for transferring sterilized tubular blanks from the sterilizer to the mandrel wheel. The device for filling contents into the bottomed blank includes a filling nozzle and a liquid conduit disposed therebelow which is rotatably mounted so as to…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.