Sealed case

Details Sealed case Sealed case

1992-10-01

1994-04-19

Gellner, Michael L.

Special receptacle or package

For holding a machine readable recording medium

For holding a grooved phonograph disc

206811, 354288, G03B 1708

Patent

active

053050312

ABSTRACT:
A sealed case comprises a communication hole in an outer wall of the case for communicating the inside and outside of the case, and the communication hole is closed by a seal element comprising a highly restorable elastic element having airtightness.

REFERENCES:
patent: 3759605 (1973-09-01), Johnson
patent: 4771299 (1988-09-01), Gell, Jr.
patent: 4771320 (1988-09-01), Gell
patent: 4931816 (1990-06-01), Kamo et al.
patent: 4980707 (1990-12-01), Gell, Jr.
patent: 5070348 (1991-12-01), Hayakawa et al.
patent: 5126772 (1992-06-01), Albrecht
patent: 5159366 (1992-10-01), Gell, Jr.

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