Fuseview laminate safety sight glass

Details Fuseview laminate safety sight glass Fuseview laminate safety sight glass

1987-03-13

1989-03-07

Little, Willis

Receptacles

Container attachment or adjunct

Pressure relief means

220377, 116276, 73328, B65D 2554

Patent

active

048098620

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.

REFERENCES:
patent: 3307400 (1967-03-01), LeRoy
patent: 3407662 (1968-10-01), Torbox
patent: 3438539 (1969-04-01), LeRoy
patent: 3625390 (1971-12-01), Meginnis
patent: 4372652 (1983-02-01), Pontefract

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