Patent · US Expired

Corrugated cardboard box stacking device in a corrugated cardboard box making machine

US4957409A · kind A · utility

11Cited by
8References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 1989
Grant dateSep 18, 1990
Priority date
Expiry dateAug 30, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2701/1768
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A corrugated cardboard box stacking device in a corrugated cardboard box making machine wherein the space for stacking manufactured and folded corrugated cardboard boxes is divided into two of lower and upper spaces of a corrugated cardboard box storing space and a corrugated cardboard box stacking space which is positioned above and a little ahead of the storing space, and the uppermost cardboard box of a group of stacked corrugated cardboard boxes is moved by a kicker one by one to the corrugated cardboard box stacking space where a group of the corrugated cardboard boxes are moved at once to a delivery belt by a pusher bar when the number of the boxes have reached a predetermined number. The pusher bar does not affect the group of the corrugated cardboard boxes stacked in the storing space and an exact number of a group of the corrugated cardboard boxes in the stacking space can be moved at once to the delivery belt and the like.

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