Device and Method for the Double-Sided Processing of Flat Work Pieces
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United States of America Patent
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Issued Date -
Aug 30, 2012
app pub date -
Oct 28, 2010
filing date -
Nov 5, 2009
priority date (Note) -
Abandoned
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Abstract
The invention relates to a device for the double-sided processing of flat work pieces, comprising an upper working disc and a lower working disc, wherein the working discs between the working surfaces thereof facing each other, form a working gap for processing the work pieces, and wherein at least one of the working discs comprises a plurality of bores extending through the working surface for feeding a liquid working medium into the working gap, wherein the bores are combined in several groups, wherein each group of bores is connected to a separate pressurized supply line for the working medium, and at least one pressure control apparatus is provided, which makes it possible to control the pressure of the working medium in the supply lines separately from one another.
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