Patent · US Expired

Wrapping mechanism for rod making machines of the tobacco processing industry

US5060665A · kind A · utility

69Cited by
6References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 4, 1991
Grant dateOct 29, 1991
Priority date
Expiry dateMar 4, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA24C5/18
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A cigarette rod making or filter rod making machine wherein the wrapping mechanism employs an endless garniture belt having an upper reach which advances first along an upwardly sloping and thereupon along a horizontal portion of an endless path. A web of wrapping material is delivered onto the upwardly sloping portion of the upper reach, and such web is thereupon converted into a tube which is draped around a rod-like filler of fibrous material. The filler is delivered by the horizontal and/or upwardly sloping lower reach of a foraminous endless belt conveyor in such a way that is reaches the web substantially at the locus between the upwardly sloping and horizontal portions of the upper reach of the garniture belt. The upwardly sloping portion of the upper reach of the garniture belt and the adjacent substantially horizontal portion of the lower reach of the endless belt conveyor define a wedge-like space which narrows in a direction toward the horizontal portion of the path for the upper reach of the garniture belt. The upwardly sloping portion of the upper reach of the garniture belt makes with a horizontal plane an angle of 3.degree.-5.degree.. The lower reach of the endless b…

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