Patent · US Expired

Method for multichamber sheet-after-sheet type treatment

US5445491A · kind A · utility

88Cited by
17References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 26, 1992
Grant dateAug 29, 1995
Priority date
Expiry dateAug 26, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S414/139
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

In a multichamber type sheet-after-sheet type of treating apparatus, there are provided an inlet/outlet port capable of independently control pressure and atmosphere in the port, a platform connected to the inlet/outlet port, a plurality of treating chambers connected to the platform, at least two supporting members in the inlet/outlet port for supporting a material to be treated, a hand formed in the platform for supporting the material, and a device for horizontally swinging the hand. In operation, the materials to be treated are treated in the treating chambers at different times, a treated material and a not yet treated material are exchanged between the inlet/outlet port and surrounding air, and one of treating chambers and the platform are interconnected after completion of the treatment for exchanging a treated material and a not yet treated material.

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