Printing screens, frames therefor and printing screen units
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United States of America Patent
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Jul 23, 2013
Issued Date -
N/A
app pub date -
Apr 26, 2011
filing date -
May 2, 2002
priority date (Note) -
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Abstract
A printing screen unit including a printing screen having two pairs of opposite edges and a frame including interface members bonded to opposite edges of the printing screen and coupled together at corners of the frame, wherein the frame holds the printing screen in an untensioned state when no tension is applied thereto by external tensioning mechanisms separate to the frame, and the frame is substantially rigid when in the untensioned state, but allows for relative movement of the respective pairs of interface members by a tension applied by external tensioning mechanisms separate to the frame to tension the printing screen.
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