Patent · US Expired

Composite bushing design

US4957525A · kind A · utility

9Cited by
3References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1989
Grant dateSep 18, 1990
Priority date
Expiry dateDec 20, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S65/04
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A fiber glass production bushing is described utilizing a flat precious metal plate which is preferably supported by a nonprecious metal support plate. The support plate has slots cut in it so that the rows of depending fiber glass tips can project through it and yet be electrically isolated from the support plate by an air gap. The side and end walls of the bushing are provided by the bushing block located above the tip plate.

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