Compression Seal
Another possibility of seal construction is the compression seal. This type of glass-to-metal seal can be used to feed through the wall of a metal container. Here the wire is usually matched to the glass which is inside of the bore of a strong metal part with higher coefficient of thermal expansion.
Read more about this topic: Glass-to-metal Seal
Famous quotes containing the words compression and/or seal:
“Do they [the publishers of Murphy] not understand that if the book is slightly obscure it is because it is a compression and that to compress it further can only make it more obscure?”
—Samuel Beckett (1906–1989)
“We have progressively improved into a less spiritual species of tenderness—but the seal is not yet fixed though the wax is preparing for the impression.”
—George Gordon Noel Byron (1788–1824)