Mechanical Music Digest  Archives
You Are Not Logged In Login/Get New Account
Please Log In. Accounts are free!
Logged In users are granted additional features including a more current version of the Archives and a simplified process for submitting articles.
Home Archives Calendar Gallery Store Links Info
MMD > Archives > December 2021 > 2021.12.28 > 03Prev  Next


Thrust Bearings in Grand Player Piano Motors
By Gordon Stelter

[ Don Teach wrote in 211221 MMDigest:

> The shaft will be pulled up when the motor is energized and drops
> when the power is turned off. This means the shaft [rotor] is acting
> like a small hammer each time it comes down.

There's a Facebook group for folks who rebuild antique electric motors
just for the fun of it: https://www.facebook.com/groups/553099208373671/ 

Maybe someone there has the perfect answer for Don Teach?

Gordon Stelter
Athens, Georgia


(Message sent Thu 30 Dec 2021, 04:22:49 GMT, from time zone GMT-0500.)

Key Words in Subject:  Bearings, Grand, Motors, Piano, Player, Thrust

Home    Archives    Calendar    Gallery    Store    Links    Info   


Enter text below to search the MMD Website with Google



CONTACT FORM: Click HERE to write to the editor, or to post a message about Mechanical Musical Instruments to the MMD

Unless otherwise noted, all opinions are those of the individual authors and may not represent those of the editors. Compilation copyright 1995-2024 by Jody Kravitz.

Please read our Republication Policy before copying information from or creating links to this web site.

Click HERE to contact the webmaster regarding problems with the website.

Please support publication of the MMD by donating online

Please Support Publication of the MMD with your Generous Donation

Pay via PayPal

No PayPal account required

                                     
Translate This Page