Patent · US Expired

Apparatus for making, filling, closing and boxing bags

US4215520A · kind A · utility

27Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 1978
Grant dateAug 5, 1980
Priority date
Expiry dateNov 9, 1998

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65B2220/18
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

An apparatus for making, filling, closing and boxing bags includes a vertically oriented hollow mandrel about which a hose of sealable sheet is continuously formed, a device for cylindrically providing a transverse seam on the hose; a cutting device for cyclically severing the hose at the transverse seam for providing precedingly filled, sealed bags; a base plate situated underneath the mandrel for supporting thereon serially positioned and advanced, upright-oriented bag-receiving boxes open at their top and bottom; an opening provided in the base plate and aligned with the mandrel; and a vertically displaceably supported bag grasping device for penetrating through the opening into a box positioned underneath the mandrel and for downwardly pulling a filled and closed bag into the box.

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