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Loop calculator
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Jens True
2022-04-10 22:50:29 +02:00
parent 2bf0636cf4
commit 379537f200
2 changed files with 127 additions and 0 deletions
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layouts/shortcodes/loop_calc.html Normal file
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<script>
function Calculate(obj)
{
tail = 53.33 * obj.size.value;
length1 = obj.dia.value;
size = obj.size.value;
body = length1 - 5.56 * size;
stretch = 1.2;
if (size == .109) stretch = 1.1875;
if (size == .125) stretch = 1.2;
if (size == .15625) stretch = 1.2;
if (size == .1875) stretch = 1.2;
if (size >= .25) stretch = 1.2;
head = 16 * size;
obj.length.value = Math.round(8*(3.1416 * length1 * (1 + stretch) +24 * size + 2 * size))/8;
obj.mark1.value = Math.round(8*3.1416 * length1 * stretch / 2)/8;
obj.cur2.value = Math.round(8*( length1 * 3.1416 / 2 ))/8;
obj.idia.value = Math.round(8*( 1.865 * size ))/8;// loop size
}
</script>
<form name="wscform">
<table>
<tr>
<td valigh="top">Loop Diameter</td>
<td><input type="text" name="dia" size="18" value="8" > Inches
</td>
</tr>
<tr>
<td valigh="top">Line Size</td>
<td>
<select name="size">
<option value=".109">7/64
<option value=".125">1/8
<option value=".15625">5/32
<option value=".1875" selected> 3/16
<option value=".25">1/4
<option value=".3125">5/16
<option value=".375">3/8
<option value=".4375">7/16
<option value=".500">1/2
</select>
Diameter of line
</td>
</tr>
<tr>
<td><input type="button" value="Calculate" onClick="Calculate(this.form)"></td>
</tr>
<tr>
<td>Loop size</td>
<td><input type="text" name="idia" size="18" value="0" readonly> OD of loop double braid</td>
</tr>
<!-- <tr>
<td>Capacity</td>
<td><input type="text" name="idia2" size="18" value="0" readonly> Max diameter of load</td>
</tr>
<tr>
<td>Interior size</td>
<td><input type="text" name="folded" size="18" value="0" readonly> inner stretched size</td>
<tr> -->
<td>Line Length</td>
<td><input type="text" name="length" size="18" value="0" readonly> Total rope needed</td>
</tr>
<tr>
<td>Mark</td>
<td><input type="text" name="mark1" size="18" value="0" readonly> From center mark</td>
</tr>
<tr>
<td>Extended Length</td>
<td><input type="text" name="cur2" size="18" value="0" readonly> Tip to tip</td>
</tr>
<!-- <tr>
<td>Body</td>
<td><input type="text" name="body" size="18" value="0" readonly> </td>
</tr>
<tr>
<td>Loop</td>
<td><input type="text" name="loop" size="18" value="0" readonly> </td>
</tr> -->
</table>
</form>