Patent · US Expired

Heat treatment of windshield wiper blades

US4256683A · kind A · utility

2Cited by
5References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 22, 1978
Grant dateMar 17, 1981
Priority date
Expiry dateDec 22, 1998

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60S2001/3829
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An improved windshield wiper blade is disclosed. At least the lip surface of a flexible windshield wiper blade is treated by heating at an elevated temperature. The treated blade exhibits substantially better wipe qualities than untreated blades.

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