Patent · US Expired

Rotary cutoff device and method

US6205898A · kind A · utility

14Cited by
16References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 23, 1998
Grant dateMar 27, 2001
Priority date
Expiry dateNov 23, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/483
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An apparatus for cutting a movable sheet of web material onto predetermined lengths including a pair of upper and lower cutoff rolls and a retractable cutoff blade. A slide mechanism is utilized to move in a direction transverse to the movement of the sheet of web material to selectively engage and disengage the cutoff blade.

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