From: John T. <cv...@cv...> - 2008-08-30 14:38:28
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Modified file emc2/docs/src/common/Glossary.lyx Full file: <http://cvs.linuxcnc.org/cvs/emc2/docs/src/common/Glossary.lyx?rev=1.9> Difference: <http://cvs.linuxcnc.org/cvs/emc2/docs/src/common/Glossary.lyx.diff?r1=1.8;r2=1.9> Branch: TRUNK Log: revision 1.9 date: 2008/08/30 14:38:25; author: bigjohnt; state: Exp; lines: +31 -172 remove same page references --- Glossary.lyx 2008/05/05 18:50:47 1.8 +++ Glossary.lyx 2008/08/30 14:38:25 1.9 @@ -35,7 +35,7 @@ installers, and developers. \begin_inset Note -collapsed true +collapsed false \layout Standard @@ -71,19 +71,9 @@ \end_inset - A type of lead-screw -\begin_inset LatexCommand \ref{Leadscrew} - -\end_inset - - that uses an acme thread form. + A type of lead-screw that uses an acme thread form. Acme threads have somewhat lower friction and wear than simple triangular - threads, but ball-screws -\begin_inset LatexCommand \ref{Ballscrew} - -\end_inset - - are lower yet. + threads, but ball-screws are lower yet. Most manual machine tools use acme lead-screws. \layout Description @@ -129,12 +119,7 @@ \end_inset The amount of "play" or lost motion that occurs when direction is reversed - in a lead screw -\begin_inset LatexCommand \ref{Leadscrew} - -\end_inset - -. + in a lead screw. or other mechanical motion driving system. It can result from nuts that are loose on leadscrews, slippage in belts, cable slack, "wind-up" in rotary couplings, and other places where the @@ -175,18 +160,9 @@ \end_inset A type of lead-screw that uses small hardened steel balls between the nut - -\begin_inset LatexCommand \ref{Ballnut} - -\end_inset - and screw to reduce friction. - Ball-screws have very low friction and backlash -\begin_inset LatexCommand \ref{Backlash} - -\end_inset - -, but are usually quite expensive. + Ball-screws have very low friction and backlash, but are usually quite + expensive. \layout Description Ball\SpecialChar ~ @@ -218,12 +194,7 @@ Computer Numerical Control. The general term used to refer to computer control of machinery. Instead of a human operator turning cranks to move a cutting tool, CNC - uses a computer and motors to move the tool, based on a part program -\begin_inset LatexCommand \ref{PartProgram} - -\end_inset - -. + uses a computer and motors to move the tool, based on a part program . \layout Description Comp @@ -318,12 +289,7 @@ \end_inset The Enhanced Machine Controller. - Initially a NIST -\begin_inset LatexCommand \ref{NIST} - -\end_inset - - project. + Initially a NIST project. EMC is able to run a wide range of motion devices. \layout Description @@ -337,13 +303,8 @@ |