Patent · US Expired

Modular vacuum system for the treatment of disk-shaped workpieces

US5658114A · kind A · utility

18Cited by
13References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 15, 1995
Grant dateAug 19, 1997
Priority date
Expiry dateFeb 15, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S414/139
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Modular vacuum system includes functional units arranged in tandem to form two parallel transport paths which connect at one end of the system. Each unit includes a housing milled from a single block of metal having external walls, an internal wall, and side-by-side openings which align with side-by-side openings in an adjacent unit.

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