Patent · US Expired

Sealing member for toner cartridge

US6782220B2 · kind B2 · utility

5Cited by

11References

50Claims

0Family size

Assignee

CF Technologies, Inc. · BE

Inventors

Jan De Kesel · Drongen, BE
Gino Sirejacob · Evergem, BE
Alexander Van Betsbrugge · Deinze, BE

Key dates

Filing date	Feb 27, 2003
Grant date	Aug 24, 2004
Priority date	—
Expiry date	Feb 27, 2023

Classification

Technology area (CPC G)Physics
CPC primaryG03G2215/069
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Sealing member formed by a sealing film with a substantially longitudinal portion to be torn out, wherein the sealing film is connected to a pulling strip made of a layer, with fibers extending in a direction forming an angle between −60° and +60° with respect to the tearing direction of the longitudinal portion to be torn out.

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