Download the July/August 2003 Issue in PDF format - Gear ...
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• AIDIDENDiUM-- _<br />
TOI C,!llimlbA MOlunl'ta<strong>in</strong>l,<br />
A R,alilllrlQ1ad Ne,eld,s G'ears<br />
ecently, <strong>the</strong> Addendum learn<br />
has taken a keen <strong>in</strong>terest <strong>in</strong> a<br />
Swiss mounta<strong>in</strong>. Be<strong>in</strong>g <strong>the</strong><br />
Addendum team. we haven't<br />
been <strong>in</strong>terested <strong>in</strong> !h,is rocky, fissured<br />
mounta<strong>in</strong> for its natural majesty.<br />
We've been <strong>in</strong>terested <strong>in</strong> its geared<br />
rail,way, il very steep geared railway.<br />
The mounta<strong>in</strong> is Mount Pilanrs, ill<br />
central Switzerland, near Lake Lucerne.<br />
The railway is <strong>the</strong> Pilatusbahn. It climbs<br />
1,689 vertical meters at an average grade<br />
of 42percellt and a maximum grade of<br />
48 percent, At<strong>the</strong> higher grade,lhe railway'<br />
cars ri e a1mo t one meter for<br />
every I[WO meters run.<br />
For cars to makeihe climb, <strong>the</strong> railway<br />
uses a peeially designed Fa.ck and<br />
cogwheel assembly. The design was so<br />
special ASME International designated<br />
20011,<br />
<strong>the</strong> Pilatusbahn a historic mechanical<br />
eng<strong>in</strong>eer<strong>in</strong>g landmark <strong>in</strong> September<br />
The design came from eng<strong>in</strong>eer<br />
Eduard Locher of Zurich <strong>in</strong> <strong>the</strong> late ] 91h<br />
century. His de..
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