Patent · US Expired

Profiled element coated with an aqueous emulsion or dispersion

US5989641A · kind A · utility

51Cited by
2References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 11, 1998
Grant dateNov 23, 1999
Priority date
Expiry dateDec 11, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31938
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A profiled element for use as a wiping strip in a motor vehicle screen wiper is made of rubber or an elastomer, and has a coating formed by applying a solution to the profiled element. The solution comprises a powder of graphite for example, which is dispersed in a resin, and the solution includes a proofing agent for making the coating impermeable.

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