THE CLOCK OF THE LONG NOw - Long Now Foundation
THE CLOCK OF THE LONG NOw - Long Now Foundation
THE CLOCK OF THE LONG NOw - Long Now Foundation
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.2500<br />
.1875<br />
16 DIAMETRAL PITCH<br />
20 DEGREE PRESSURE ANGLE<br />
STD ANSI INVOLUTE SPUR GEAR<br />
1.50 PITCH DIA REF.<br />
.5260<br />
16 DIAMETRAL PITCH<br />
20 DEGREE PRESSURE ANGLE<br />
STD ANSI INVOLUTE SPUR GEAR<br />
3.1250<br />
0.375 DIA. BORE WITH 0.125 SQUARE KEYWAY<br />
.5260<br />
.1250<br />
1.6249<br />
.1250<br />
note: Two 36t Brass .5" ID idler gears<br />
should be broached for .125" keys. Two<br />
3" SS handwheels from Reid will need to<br />
be modified for .5" shaft and pinned thru.<br />
Shaft will be .5" undersized drill rod with<br />
key ONLY where gear interacts. New Hub<br />
shown above will also be required.<br />
nm: base8inMod.vlm<br />
sc: 1:5 dt: 4/28/00 p#.v#: .3<br />
The <strong>Long</strong> <strong>Now</strong> <strong>Foundation</strong><br />
tol. +/- .005 to be held after plating<br />
4 roller clutches and 4 ball brngs .5"ID req<br />
Matl: SS, Timkin bearings<br />
Qty: 2 each required
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