Patent · US Expired

Cigarette and cigarette filter making machine

US4463766A · kind A · utility

7Cited by
3References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 17, 1980
Grant dateAug 7, 1984
Priority date
Expiry dateJul 17, 2000

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02P5/56
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A cigarette or filter making machine has a cut-off device (19) which is driven directly by its own motor (21), pick-up device (22) for monitoring the rotational speed and timing of the cut-off device, and at least one other independent motor (especially a motor 24 driving the garniture tape 15 and/or a motor driving the filter attachment machine) which is driven in synchronization with the cut-off device under the control of the monitoring pick-up device.

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