Patent · US Expired

Cutting head for filter assembler

US4370908A · kind A · utility

29Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 7, 1980
Grant dateFeb 1, 1983
Priority date
Expiry dateApr 7, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/9471
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A cutting head for a filter attachment machine comprises a drum carrying a number of knives each of which is urged radially outwards by at least one spring against an adjustable retaining device by which the normal distance of the cutting edge from the axis of the drum can be adjusted.

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