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Powder-Curtain Feeder For Coating Filament TowContinuous fiber web receives powder coat first on one side, then on other. Vibrating helical screw mechanism in powder feeder provides even flow of powder to form powder curtain that descends onto moving web. Small amount of powder that falls to side or through web recovered easily. Powder-curtain feeder part of apparatus similar to one described in "System Applies Polymer Powder to Filament Tow" (LAR-14231).
Document ID
19940000082
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Baucom, Robert M. (NASA Langley Research Center, Hampton, VA.)
Snoha, John J. (NASA Langley Research Center, Hampton, VA.)
Marchello, Joseph M. (Old Dominion Univ.)
Date Acquired
August 16, 2013
Publication Date
February 1, 1994
Publication Information
Publication: NASA Tech Briefs
Volume: 18
Issue: 2
ISSN: 0145-319X
Subject Category
Fabrication Technology
Report/Patent Number
LAR-14926
Report Number: LAR-14926
ISSN: 0145-319X
Accession Number
94B10082
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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