Patent · US Expired

Apparatus for cooling tools of glass-forming machines by evaporation of a cooling liquid

US4056949A · kind A · utility

9Cited by
7References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 12, 1976
Grant dateNov 8, 1977
Priority date
Expiry dateApr 12, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2237/76
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

An apparatus for cooling tools of glass-forming machines, especially plungers and molds, in which the tool surface to be cooled is substantially covered by cover means in contact with the tool surface and in which a cooling liquid is applied to the cover means so that the liquid will evaporate and cool the cover means, as well as the tool surface in contact therewith.

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