Methods and apparatus relating to sealed enclosures

摘要: 1,167,603. Isolating chambers; seaming non- metallic sheet material. SNYDER MFG. CO. Inc. 5 Jan., 1967, No. 676/67. Heading B5K. [Also in Divisions A3, A5 and B8] An enclosure used to isolate a patient hospital, or for use biology industry, is provided with means defining port the bag-like member whose open end sealed so as close port, having sealable severable intermediate portion permitting an article be transferred through while continuously sealing interior of enclosure. As shown, enclosure, exemplified transparent synthetic plastics material top, bottom, four sides, 76 defined by flanged 74, being closed bag 92 which articles may removed from using steps Figs. 6-9 (not shown), whereby 98 placed into heatsealing at portion, contained outer part separated heatseal. Further bags fitted technique illustrated Fig. 10 that further removed. The second (120) similar first but (152) extending arranged allow (130) inside separate (132) passed 11-15 maintaining continuous seal on A bottom (42) fits over bed, coats (52) (Figs. 4, 5, not shown) wall nurse attend transfer supplied air coat pipe (61). Air forced blower (64) filter (66) leaves filtered outlet (68). apparatus heat-seal portions are introduced comprises bar 102 cushioning tube 112 containing liquid, 104 electric heating element 106. pressure liquid varied (see also 1, adjusting height reservoir (116). (136) separates two sides they together when 102, applied.