Converted from the following PostScript vector source code:

%!
6 -65 translate 6 dup scale/!{def}def/s{setrgbcolor}!
/l{stroke}!/S{3 sqrt mul}!/k{0 0 0 s 5.24 setlinewidth}!
/K{1 1 1 s 2.62 setlinewidth}!/C2{25 3 sqrt div}!
/C3{25 21.15 cos div}!/C4{C3 21.15 sin mul}!
/C5{50 C2 C4 sub C3}!/X{C2 12.5 S add C4 2 div add}!
/Y{X 25 C4 S add 2 div add}!
/C6{62.5 C4 S 2 div add X C3}!
/C7{37.5 C4 S 2 div sub X C3}!
/C8{C6 exch 25 C4 S add add exch}!
/C9{C7 exch 25 C4 S add add exch}!
/CA{50 Y C2 C4 sub sub sub Y C3}!
/CB{50 Y C2 C4 sub sub add Y C3}!
/CC{50 X 2 mul 25 C4 S add add C2 C4 sub sub C3}!
k/swing{72.5}def/swing2{swing 75 add}def
C7 45 swing2 sub 45 swing2 add arc l
C6 135 swing2 sub 135 swing2 add arc l
C8 225 swing2 sub 225 swing2 add arc l
C9 315 swing2 sub 315 swing2 add arc l
C5 90 swing sub 90 swing add arc l
CA swing neg swing arc l
CB 180 swing sub 180 swing add arc l
CC 270 swing sub 270 swing add arc l
1.31 setlinewidth
/swinglo{72}def/swinglo2{swinglo 75 add}def
/swinghi{74.74}def/swinghi2{swinghi 75 add}def
C7 1.965 add 45 swinghi2 sub 45 swinglo2 sub arc l
C7 1.965 add 45 swinglo2 add 45 swinghi2 add arc l
C6 1.965 add 135 swinghi2 sub 135 swinglo2 sub arc l
C6 1.965 add 135 swinglo2 add 135 swinghi2 add arc l
C8 1.965 add 225 swinghi2 sub 225 swinglo2 sub arc l
C8 1.965 add 225 swinglo2 add 225 swinghi2 add arc l
C9 1.965 add 315 swinghi2 sub 315 swinglo2 sub arc l
C9 1.965 add 315 swinglo2 add 315 swinghi2 add arc l
C5 1.965 add 90 swinghi sub 90 swinglo sub arc l
C5 1.965 add 90 swinglo add 90 swinghi add arc l
CA 1.965 add swinghi neg swinglo neg arc l
CA 1.965 add swinglo swinghi arc l
CB 1.965 add 180 swinghi sub 180 swinglo sub arc l
CB 1.965 add 180 swinglo add 180 swinghi add arc l
CC 1.965 add 270 swinghi sub 270 swinglo sub arc l
CC 1.965 add 270 swinglo add 270 swinghi add arc l
.5 setlinewidth
/swinglo{74.24}def/swinglo2{swinglo 75 add}def
/swinghi{74.79}def/swinghi2{swinghi 75 add}def
C7 2.37 add 45 swinghi2 sub 45 swinglo2 sub arc l
C7 2.37 add 45 swinglo2 add 45 swinghi2 add arc l
C6 2.37 add 135 swinghi2 sub 135 swinglo2 sub arc l
C6 2.37 add 135 swinglo2 add 135 swinghi2 add arc l
C8 2.37 add 225 swinghi2 sub 225 swinglo2 sub arc l
C8 2.37 add 225 swinglo2 add 225 swinghi2 add arc l
C9 2.37 add 315 swinghi2 sub 315 swinglo2 sub arc l
C9 2.37 add 315 swinglo2 add 315 swinghi2 add arc l
C5 2.37 add 90 swinghi sub 90 swinglo sub arc l
C5 2.37 add 90 swinglo add 90 swinghi add arc l
CA 2.37 add swinghi neg swinglo neg arc l
CA 2.37 add swinglo swinghi arc l
CB 2.37 add 180 swinghi sub 180 swinglo sub arc l
CB 2.37 add 180 swinglo add 180 swinghi add arc l
CC 2.37 add 270 swinghi sub 270 swinglo sub arc l
CC 2.37 add 270 swinglo add 270 swinghi add arc l
K/swing{69.5}def/swing2{swing 75 add}def
C7 45 swing2 sub 45 swing2 add arc l
C6 135 swing2 sub 135 swing2 add arc l
C8 225 swing2 sub 225 swing2 add arc l
C9 315 swing2 sub 315 swing2 add arc l
C5 90 swing sub 90 swing add arc l
CA swing neg swing arc l
CB 180 swing sub 180 swing add arc l
CC 270 swing sub 270 swing add arc l
1.31 setlinewidth
/swinglo{69}def/swinglo2{swinglo 75 add}def
/swinghi{71.71}def/swinghi2{swinghi 75 add}def
C7 0.655 add 45 swinghi2 sub 45 swinglo2 sub arc l
C7 0.655 add 45 swinglo2 add 45 swinghi2 add arc l
C6 0.655 add 135 swinghi2 sub 135 swinglo2 sub arc l
C6 0.655 add 135 swinglo2 add 135 swinghi2 add arc l
C8 0.655 add 225 swinghi2 sub 225 swinglo2 sub arc l
C8 0.655 add 225 swinglo2 add 225 swinghi2 add arc l
C9 0.655 add 315 swinghi2 sub 315 swinglo2 sub arc l
C9 0.655 add 315 swinglo2 add 315 swinghi2 add arc l
C5 0.655 add 90 swinghi sub 90 swinglo sub arc l
C5 0.655 add 90 swinglo add 90 swinghi add arc l
CA 0.655 add swinghi neg swinglo neg arc l
CA 0.655 add swinglo swinghi arc l
CB 0.655 add 180 swinghi sub 180 swinglo sub arc l
CB 0.655 add 180 swinglo add 180 swinghi add arc l
CC 0.655 add 270 swinghi sub 270 swinglo sub arc l
CC 0.655 add 270 swinglo add 270 swinghi add arc l
0.175 setlinewidth
/swinglo{71.31}def/swinglo2{swinglo 75 add}def
/swinghi{72.02}def/swinghi2{swinghi 75 add}def
C7 1.223 add 45 swinghi2 sub 45 swinglo2 sub arc l
C7 1.223 add 45 swinglo2 add 45 swinghi2 add arc l
C6 1.223 add 135 swinghi2 sub 135 swinglo2 sub arc l
C6 1.223 add 135 swinglo2 add 135 swinghi2 add arc l
C8 1.223 add 225 swinghi2 sub 225 swinglo2 sub arc l
C8 1.223 add 225 swinglo2 add 225 swinghi2 add arc l
C9 1.223 add 315 swinghi2 sub 315 swinglo2 sub arc l
C9 1.223 add 315 swinglo2 add 315 swinghi2 add arc l
C5 1.223 add 90 swinghi sub 90 swinglo sub arc l
C5 1.223 add 90 swinglo add 90 swinghi add arc l
CA 1.223 add swinghi neg swinglo neg arc l
CA 1.223 add swinglo swinghi arc l
CB 1.223 add 180 swinghi sub 180 swinglo sub arc l
CB 1.223 add 180 swinglo add 180 swinghi add arc l
CC 1.223 add 270 swinghi sub 270 swinglo sub arc l
CC 1.223 add 270 swinglo add 270 swinghi add arc l
k
C5 93 104 arc l C7 -27 -16 arc l C6 213 224 arc l
CA 3 14 arc l C9 -117 -106 arc l C7 123 134 arc l
CB 183 194 arc l C6 63 74 arc l C8 303 314 arc l
CC 273 284 arc l C8 153 164 arc l C9 33 44 arc l
C6 135.8 148 arc l C7 45.8 58 arc l
C8 225.8 238 arc l C9 315.8 328 arc l
K
C5 92 105 arc l C7 -28 -15 arc l C6 212 225 arc l
CA 2 15 arc l C9 -118 -105 arc l C7 122 135 arc l
CB 182 195 arc l C6 62 75 arc l C8 302 315 arc l
CC 272 285 arc l C8 152 165 arc l C9 32 45 arc l
C6 134.8 149 arc l C7 44.8 59 arc l
C8 224.8 239 arc l C9 314.8 329 arc l
showpage
%EOF

Io, detentore del copyright su quest'opera, la rilascio nel pubblico dominio. Questa norma si applica in tutto il mondo. In alcuni paesi questo potrebbe non essere legalmente possibile. In tal caso: Garantisco a chiunque il diritto di utilizzare quest'opera per qualsiasi scopo, senza alcuna condizione, a meno che tali condizioni siano richieste dalla legge.