Patent · US Expired

Folding device in a corrugated cardboard box making machine

US5035683A · kind A · utility

21Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 5, 1990
Grant dateJul 30, 1991
Priority date
Expiry dateApr 5, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB31B2120/30
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to a folding device in a corrugated cardboard box making machine which is capable of adapting to a thickness of a corrugated cardboard sheet by regulating a space between a folding belt and an upper guide, and also capable of accurately making folding width of the corrugated cardboard sheet by regulating the position of a gauge belt. Having main transporting means for simultaneously positioning the folding belt, upper guide and gauge belt, the device is provided with an upper guide transporting means for independently regulating the position of the upper guide and a gauge belt transporting means for independently regulating the position of the gauge belt. The device is further provided with a control means for controlling the drive means and the gauge belt transporting of the upper guide transporting means.

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