<!doctype html public "-//W3C//DTD W3 HTML//EN"> <html><head><style type="text/css"></style><title>1890s WNG Action Geometry</title></head><body> <div>><font face="Arial" color="#000000">Move the dowel/capstan around until you achieve the balance weight you want.</font></div> <div><br></div> <div>I have to disagree with this statement.  KR is optimally derived by regulation parameters</div> <div>not weight.  With a given knuckle radius, hammer bore, hammer blow and key dip;</div> <div>there is a KR which lifts the wippen through optimal distance.  That is, to have the jack</div> <div>in close proximity to the knuckle at full dip and not pressed into the rep. stop felt or</div> <div>bobbling on the knuckle.</div> <div><br></div> <div>Once ideal regulation specs are configured, you can manipulate FW to target BW.</div> <div><br></div> <div>One would get a really low KR if one were to establish BW via KR with a heavy SW.</div> <div><br></div> <div>Once you get the mechanism operating properly and the BW is too high, consider</div> <div>lowering SW, increasing FW or installing wippen assist springs.</div> <div><br></div> <div>Finessing weight is the polish, attending to the mechanics is the foundation.</div> <div><br></div> <div>When I set up for new parts, key dip is known, hammer bore is known, blow distance</div> <div>is known. I select a knuckle radius and KR which produces the lowest friction and BW</div> <div>while producing an optimum regulation, it is a bit of a juggling act but a decision can</div> <div>be made by making regulation a priority.</div> <div><br></div> <div>Once the parts are installed and the action regulated, it's time to fine tune the BW.</div> <div><br></div> <div>Hammer weight selection should be more of a consideration in BW than KR.</div> <x-sigsep><pre>-- </pre></x-sigsep> <div><br> Regards,<br> <br> Jon Page</div> </body> </html>