Patent · US Expired

Bushing for processing molten glass

US4099948A · kind A · utility

5Cited by
3References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 5, 1977
Grant dateJul 11, 1978
Priority date
Expiry dateAug 5, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49988
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

This invention relates to a bushing for processing molten glass. The bushing has a bottom wall provided with orifices to deliver downwardly flowing streams of molten glass, side walls and end walls. The bushing is provided with oppositely arranged terminals to receive electrical conductors for heating the bushing. The end walls of the bushing and the terminal means are moulded integrally from rhodium or platinum/rhodium alloy.

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