DEVICE FOR HERMETICALLY SEALING LARGE OPENINGS IN APPARATUSES

摘要

The invention refers to a device to create a hermetic seal for large openings in equipment subject to low pressure. According to the invention it is characterised by at least one sealing cover being provided, which is pressed onto the side wall of the equipment by means of bolts, where the bolts are welded to a strip attached to the side wall at the edge of the opening in the equipment. This provides a good, low-cost and hermetic seal.