Patent ID: 6265210
Filing Date: 2001-07-24
Classification: B25J,C12M,Y10S

Abstract:
Controlled atmosphere cabinet for microbiological work in which samples can be tested and manipulated, the cabinet comprising an enclosure with means providing all of visibility of its interior from outside, a gas supply for providing a desired or target composition of internal atmosphere, means for controlled lock-type access for manual introduction and removal of items, hand/arm access port provision for manipulation of said samples in the cabinet; first control means for sensing a first internal pressure in said cabinet and operative during use of the cabinet for said gas supply of said desired or target composition to be relative to maintaining said first internal pressure in said cabinet, and further control means including means for sensing a second internal pressure of said cabinet higher than said first internal pressure and operative an additional gas supply to correct or compensate for effects actually or potentially adverse to maintaining said desired or target composition of the internal atmosphere.