Respirator filter protective cover
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United States of America Patent
Stats
-
Apr 2, 2002
Grant Date -
Dec 13, 2001
app pub date -
Sep 3, 1998
filing date -
Sep 3, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention is a protective spark cover for covering the exterior face of a filter for use with a respirator or the like. During metal welding, smelting and cutting operations and similar activities creating sparks, splatter and the like, exposed respirator filters may be perforated and made unusable. The present invention protective spark cover provides a removable cover to protect such filter elements from welding and spark damage and other similar mechanical damage. The invention is essentially a screen cover to protect the filter element and a frame to hold the screen in place over the filter.
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Family
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Cited Art Landscape
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