Patent · US Expired

Fiber reinforced cleaning blade

US4978999A · kind A · utility

18Cited by
8References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 1989
Grant dateDec 18, 1990
Priority date
Expiry dateApr 17, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/249942
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A cleaning blade is provided incorporating fiber fillers oriented in a single direction in an elastomeric matrix. In use, the cleaning blade is mounted for cleaning operation in a manner orienting the fiber fillers generally parallel to process direction. The material thereby provided is resistant to damage, and is relatively stiff in the process direction, while relatively conformable in the lateral direction.

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