Abrasive throwing wheel
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United States of America Patent
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-
Feb 9, 1988
Issued Date -
N/A
app pub date -
May 6, 1986
filing date -
Dec 3, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An abrasive throwing wheel comprises a backplate, a plurality of equi-angularly spaced radially-extending, throwing or paddle blades and a central impellor, all formed as an integral unit, and with the blades configured to render the throwing wheel operationally bi-directional. The throwing wheel may be cast from 'hard' metal generally a high chrome content alloy; or it may comprise a metallic core with a plastics coating (preferably an elastomeric polyurethane coating) moulded therearound; or it may be formed wholly of plastics, preferably an elastomeric polyurethane coating.
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