Apparatus for venting of gases from contact lens cases

Details Apparatus for venting of gases from contact lens cases Apparatus for venting of gases from contact lens cases

1988-01-22

1989-12-26

Richman, Barry S.

Chemical apparatus and process disinfecting, deodorizing, preser

Control element responsive to a sensed operating condition

Control element is fluid pressure sensitive

422300, 422301, 422310, 206 51, 206438, 220209, 220303, 220367, 220368, A61L 218

Patent

active

048896934

ABSTRACT:
An appliance for disinfecting/sterilizing contact lenses having a valve for the venting of gases liberated from the lens solution in the form of a deformable, polymeric plug which is movable between a closed and an open position, depending on the pressure of the gases.

REFERENCES:
patent: 4011941 (1977-03-01), Parsons
patent: 4396583 (1983-08-01), LeBoeuf
patent: 4457327 (1984-07-01), Pepper
patent: 4637919 (1987-01-01), Ryder et al.
patent: 4750610 (1988-06-01), Ryder

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