Belt punt
The belt punt is a rectangular Courroie of section .
Sections
La belt punt be useful has to transmit a mechanical force of a pulley has another pulley, thus allowing the modification number of revolutions by change of the module (diameter coils driving divided by diameter driven gear).
La belt of leather punt transmits a force " faible" , sufficient. Its slip avoids sometimes mechanical breakage.
Les pulleys used has a curvature for autocentrer the belt, once that Ci aligned on the two pulleys. A string also relating to each diameter of the pulleys simultaneously can align the belt usefully.
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