Patent · US Expired

Electroforming mandrels

US5395499A · kind A · utility

3Cited by
8References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 1993
Grant dateMar 7, 1995
Priority date
Expiry dateMay 14, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25D1/20
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An at least partially hollow electroforming mandrel containing therein means for adjustably altering the diameter of the mandrel. The mandrel assists in creating a parting gap between the mandrel and the electroformed article, thereby facilitating separation of the two components.

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