Wafer container with purgeable supporting module
US8047379B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2008 |
| Grant date | Nov 1, 2011 |
| Priority date | — |
| Expiry date | Nov 25, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L21/67389
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A wafer container includes a container body, formed by a pair of side walls, a top surface, and a bottom surface, on one sidewall of which is formed with an opening and on the other sidewall opposite to the opening is formed with a back wall, a supporting module being disposed on each of said sidewall for supporting a plurality of wafers; and a door joining with opening of the container body with its inner surface for protecting the plurality of wafers within the container body, the characteristic in that: a purgeable supporting module is respectively disposed between each side wall of the container body and the back wall, a long slot is further disposed on the side of purgeable supporting module facing the opening, and an air inlet is further disposed on one end of the purgeable supporting module for being connected to an gas valve, wherein the purgeable supporting module is formed by a plurality of supporting ribs vertically arranged at intervals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.