Resin case in which gas-permeability and waterproof quality...

Details Resin case in which gas-permeability and waterproof quality... Resin case in which gas-permeability and waterproof quality...

2004-10-12

2008-10-28

Osele, Mark A (Department: 1791)

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

To produce composite, plural part or multilayered article

C264S241000, C264S271100, C264S275000, C264S328120

Reexamination Certificate

active

07442334

ABSTRACT:
A through hole (50) with an annular groove (52) provided about its periphery is formed in a resin case (10). The through hole (50) is covered with a water/oil-repellent film (40) comprising a porous film (44). The through hole (50) makes the resin case (10) gas-permeable, and the water/oil-repellent film (40) prevents entry of external water and oil, etc.

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