Small gears



Post: #4

This showed up in the classiccmp.org mailing list, so I am copying it here because it may be of interest to readers of this forum as well:

From: "Robert Feldman" <r_a_feldman@hotmail.com>
Subject: Re: atari printers - gears

[There is a] shop in Letchworth Garden City, Hertfordshire, that
makes gears for model railroad locomotives [...]

Gear Services (Letchworth) Ltd.,
The Wynd East,
The Wynd,
Letchworth Garden City,
Hertfordshire,
SG6 3EL
United Kingdom.

Tel: +44 (0) 1462 685327
Fax: +44 (0) 1462 677821

Their Web site is http://www.ultrascale.co.uk/ggs0001.php

They can produce the following spur gears:

48 DP from 12 teeth upwards
60 DP from 12 teeth upwards
64 DP from 13 teeth upwards
72 DP from 13 teeth upwards
96 DP from 18 teeth upwards
100 DP from 15 teeth upwards
0.4 MOD. from 21 teeth upwards
0.5 MOD. from 15 teeth upwards

The price for a small gear (e.g., 15 tooth 100DP) is /Pounds 1.11,
so it should not be outrageous to have a custom gear made.

Bob


Post: #5

One gear of my sharp CE-150 plotter broke, and I managed to make my own. Just repair the broken gear with some glue, and press it into a soft material (like clay). Then pour some epoxy into the footprint, and you are done.
My gear is about a year in use now, and it still works!

However, having your own gear made is certainly better.

Post: #6

The HP printer gear is 80 pitch... which I don't see on the list.


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