%%
%% A DANTE-Edition example
%%
%% Example 20-01-5 on page 306.
%%
%% Copyright (C) 2011 Herbert Voss
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3
%% of this license or (at your option) any later version.
%%
%% See
http://www.latex-project.org/lppl.txt for details.
%%
%%
%% ====
% Show page(s) 1
%%
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{201.70511pt}
\setlength\parindent{0pt}
\usepackage{pstricks,pst-coil}
\begin{document}
\begin{pspicture}(4,4.5)
\pscoil(0,4)(4,4)
\psset{coilwidth=0.5}
\pscoil[coilarm=0](0,3)(4,3)
\pscoil[coilarmA=1cm,coilarmB=0.2cm](0,2)(4,2)
\pscoil[coilarm=-10pt](0,1)(4,1)
\end{pspicture}
\end{document}