Re: Newcomen details
Posted by: C Benson (IP Logged)
Date: January 27, 2003 12:29PM
<HTML>Hi Jim ,,Its been sept' of 66 since I was at the South Kensington Museum,,,,Seems to me I recall the bore was trued w/a trammel and hand chisel,,,,thats why the wear on the leather and need for water seal,,,,,XXXXX A not so relavent point, crossheads were not used until the PLAINER was invented,,,thats why the early stuff used parallel link motion,,,XXXXXX strap an'key was used for a long time cause course thread nuts wold spinn off,,, this much later of course,,,except that course thread stuff still spin off,,,haha ,,,Cheers Ben</HTML>