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% Most of the following are not required for the majority
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% Document Info
\author{harish av}
\pdfinfo{
  /Title (design-of-transmission-systems-v2.pdf)
  /Creator (Cheatography)
  /Author (harish av)
  /Subject (design of transmission systems v2 Cheat Sheet)
}

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\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
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    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
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\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{design of transmission systems v2 Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{harish av} via \textcolor{DarkBackground}{\uline{cheatography.com/152139/cs/32819/}}}
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\noindent
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  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}harish av \\
  \uline{cheatography.com/harish-av} \\
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  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 25th June, 2022.\\
   Page {\thepage} of \pageref{LastPage}.
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  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
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\end{multicols}}




\begin{document}
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\begin{multicols*}{4}

\begin{tabularx}{3.833cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{{\bf{belt drives}} unit 1}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{3.833cm}}{belts are used to transmit power bwtween two shafts by means of friction. this type of drives is called flexible drive cause a flexible belt is superimposed between the driving and driven shaft.% Row Count 4 (+ 4)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{belt drive is not a positive drive. \newline the common types of belt drives include, flat  and v belts. \newline - flat belts transmit power over a considerable distance like in belt conveyors, whereas v belts are used in shorter distance rangelike in electric motors}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}

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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{representation of the belts}}  \tn
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\mymulticolumn{1}{p{3.833cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/harish-av_1656137887_flat and v.png}}} \tn 
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{flat and v belts difference}}  \tn
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\mymulticolumn{1}{p{3.833cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/harish-av_1656137692_Differences-between-flat-belt-drive-and-V-belt-drive.jpg}}} \tn 
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{p{0.65825 cm} p{0.65825 cm} p{0.65825 cm} p{0.65825 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{4}{x{3.833cm}}{\bf\textcolor{white}{adv and dis of flat over v belt and vice versa}}  \tn
% Row 0
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flat belts \seqsplit{advantages} & \seqsplit{disadvantages} & v belts \seqsplit{advantages} & \seqsplit{disadvantages} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
1. cheap and easy to maintain. & power \seqsplit{transmitting} capacity is very low & forece of friction between the contact surfaces are high due to wedge action. & ratio of cross sectional height to pulley diameter is large \tn 
% Row Count 11 (+ 8)
% Row 2
\SetRowColor{LightBackground}
2. can be used as a clutch by making a simple provision of shifting the belt from a tight ot loose pullry and vice versa & velocity ratio is low & have short center distance & due to above condition, bending stress is induced \tn 
% Row Count 23 (+ 12)
% Row 3
\SetRowColor{white}
different \seqsplit{velocities} can be obtained & occupy more space due to larger \seqsplit{dimensions} & permits high speed reduction & creep is high and \seqsplit{efficiency} is low \tn 
% Row Count 28 (+ 5)
% Row 4
\SetRowColor{LightBackground}
they can be used for long center distances  upto \seqsplit{15m.efficiency} is mre &  & smooth and quiet \seqsplit{operations} at high speeds since v belts are endless &  \tn 
% Row Count 35 (+ 7)
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\par\addvspace{1.3em}

\vfill
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\begin{tabularx}{3.833cm}{p{0.65825 cm} p{0.65825 cm} p{0.65825 cm} p{0.65825 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{4}{x{3.833cm}}{\bf\textcolor{white}{adv and dis of flat over v belt and vice versa (cont)}}  \tn
% Row 5
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 &  & drive is positive cause the slip is \seqsplit{negligible} due to wedge action &  \tn 
% Row Count 7 (+ 7)
\hhline{>{\arrayrulecolor{DarkBackground}}----}
\SetRowColor{LightBackground}
\mymulticolumn{4}{x{3.833cm}}{=\textgreater{} {\bf{wedge action}}: \newline The biggest operational advantage of a V-belt is the wedging action into the sheave groove. This geometry multiplies the low tensioning force to increase friction force on the pulley sidewalls.}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}----}
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{belt constructions}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{properties of belt materials} \tn 
% Row Count 1 (+ 1)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{(i) The belt material should have high coefficient of friction with the pulleys.} \tn 
% Row Count 3 (+ 2)
% Row 2
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\mymulticolumn{1}{x{3.833cm}}{(ii) The belt material should have high tensile strength to withstand belt tensions.} \tn 
% Row Count 5 (+ 2)
% Row 3
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\mymulticolumn{1}{x{3.833cm}}{(iii) The belt material should have high wear resistance.} \tn 
% Row Count 7 (+ 2)
% Row 4
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\mymulticolumn{1}{x{3.833cm}}{(iv) The belt material should have high flexibility and low rigidity in bending in order to avoid bending stresses while passing over the pulley} \tn 
% Row Count 10 (+ 3)
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\SetRowColor{LightBackground}
\mymulticolumn{1}{x{3.833cm}}{{\bf{leather belts have high coefficient of friction and consequently, high \newline power transmitting capacity. \newline  \newline *There is a specifi c term 'ply' of the belt. In order \newline to make a practical thick belt, the layers of belt \newline material are cemented together, These layers are called 'plies' of belt. Belts \newline are specifi ed according to the number of layers or \newline plies, e.g., single-ply, double-ply or triple-ply belts. \newline The power rating of the belt is also specifi ed per ply \newline of belt, }}}  \tn 
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\par\addvspace{1.3em}

\begin{tabularx}{3.833cm}{X}
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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{joining belts}}  \tn
% Row 0
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\mymulticolumn{1}{x{3.833cm}}{methdos for joining the belts} \tn 
% Row Count 1 (+ 1)
% Row 1
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\mymulticolumn{1}{x{3.833cm}}{1. laced joints} \tn 
% Row Count 2 (+ 1)
% Row 2
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\mymulticolumn{1}{x{3.833cm}}{2. cemented joints} \tn 
% Row Count 3 (+ 1)
% Row 3
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\mymulticolumn{1}{x{3.833cm}}{3. metal fastners} \tn 
% Row Count 4 (+ 1)
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\par\addvspace{1.3em}

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\mymulticolumn{1}{x{3.833cm}}{\bf\textcolor{white}{design procedure for v belt}}  \tn
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\mymulticolumn{1}{p{3.833cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/harish-av_1656142994_Screenshot (259).png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
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\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}