Nozzle noise silencer
AssigneeThe Carborundum Company
InventorJohn E. Sneckenberger
Life of this patent
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Abstract
A silencer device for attachment to a nozzle, or a combined nozzle and silencer, are provided for reducing the noise generated by compressed air or a compressed air-particulate mixture exiting from conventional nozzles of the type used for air blasting, sandblasting, or peening operations. The silencer has a bore of substantially constant diameter which is, within limits, larger than the nozzle bore for which the silencer is designed.
Claims5
A nozzle noise silencer device for reducing noise created by a flow of fluid from a nozzle which includes a nozzle bore having a length l and a nozzle exit diameter d;
- said silencer device comprising a body member having a silencer bore extending therethrough and having a silencer bore length L and a silencer bore diameter D, the improvement comprising said silencer bore diameter D being substantially constant throughout its entire length and being larger than said nozle exit diameter d within a
A combined nozzle and silencer device for reducing sound created by fluid flow therethrough, said device comprising a nozzle portion and a silencer portion, said nozzle portion including a nozzle bore having a nozzle bore length l and an exit bore diameter d, said silencer portion including a silencer bore having a silencer bore length L and a silencer bore diameter D;
- the improvement comprising said silencer bore diameter D being substantially constant throughout its entire length and being larger than said nozzle exit diameter d within a range between 110 percent and
Dependencies are inferred from the claim text.