Patent ID: 8678799
Filing Date: 2014-03-25
Classification: D01D,D01F

Abstract:
1. A device comprising: (a) a dry spinning cell for synthetic fiber including a shaft having a substantially vertical configuration, an open top portion, an open bottom portion, and an array of spinnerets; and (b) a top closure for reducing or eliminating solvent vapor emissions and reducing or eliminating intrusion of air into said dry spinning cell, wherein said top closure is adjacent to said open top portion of said dry spinning cell; (c) a tray forming part of said top closure and movably supported by said shaft for movement into and out from said shaft at said open top portion; and (d) a seal plate adjacent said open top portion of said shaft for removable positioning under said array of spinnerets upon removal of said spinnerets out from said open top portion; said seal plate forming an air lock with said open top portion of said shaft to permit replacement of said spinnerets.