Flexible abrasive pad with ramp edge surface
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United States of America Patent
Stats
-
Dec 29, 1992
Issued Date -
N/A
app pub date -
Jul 26, 1990
filing date -
May 21, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A one-piece abrasive sheet and method of manufacture. The abrasive pad has a planar sheet portion with a plurality abrasive protrusion extending therefrom. The protrusions are intimately molded with the planar sheet portion to form a one-piece sheet. Thermoplastic and abrasive grit mixture may be used to form the sheet. The resulting pad has improved durability. Also disclosed is an improved circumferentially outer lip structure with a ramp surface for improving performance of the pad over irregular surfaces or surfaces with edges or steps or the like.
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Cited Art Landscape
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