Fuseview laminate safety sight glass
OwnerThomas M. Cantyinventor
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Abstract
A safety viewing window for observing the interior of a pressure vessel is the subject of this invention. This viewing window is made up of an optically clear window disc fused to a metal frame. A laminate is overcoated over the fused disc and frame to provide a corrosion resistant viewing window. The metal frame has attached to it brackets for securing the entire unit to the vessel in a pressure tight manner.
Claims16
A safety viewing window adapted for use on a pressure vessel comprising a flange, a substantially visibly clear window disc, a laminate and a frame, said frame enclosing said window disc and being fused thereto, said laminate secured with an adhesive over substantially the entire lateral surface of said viewing window and overcoating said fused frame and window disc, said laminate covering substantially the entire adhesive portion of said viewing window including said fused and viewing window, said adhesive located between said lateral surface and said laminate.
A safety viewing window adapted for use on a pressure vessel which comprises an outer frame means, at least one viewing window means, an adhesive, and at least one laminate, said viewing window means completely encompassed by said and fused thereto, said laminate overcoating and coextensive with at least one complete face of said frame and encompassed viewing window, positioned between said laminate and said complete face of said frame and viewing window is said adhesive, said adhesive being substantially non-reactive with any components it is in contact with, said frame containing a plurality of apertures through which attachement bolts are housed, said bolts adapted to connect said safety viewing window to a pressure vessel.
Dependencies are inferred from the claim text.