Mechanical Music Digest 
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 > Tech > HickmanAction

Hickman grand piano action
The Hickman Grand Piano Action
U.S. Patents 1,823,142 & 1,866,707
compiled by Robbie Rhodes

ani.gif (42 kb)
Animation by Richard Vance & John Rhodes

 Analysis of the Hickman Grand Piano Action -- by Richard Vance

U.S. Patents 1,823,142 & 1,866,707 -- list of image files
    Text of patent 1,823,142 (grand piano action)
    Text of patent 1,866,707 (piano key action)

"A New Piano Action" -- Sales brochure by Clarence N. Hickman, Ampico Research Laboratory

Description of the New Piano Action -- by Clarence N. Hickman

Pin joint for the Hickman grand piano action -- from Nelson Barden's 1969 interview with Dr. Hickman

Newspaper articles, including the review of the Town Hall concert in New York where Harold Bauer played the Hickman action. "... an engineer's knack at invention has evolved a mechanical device ..."
 
 

model2a.jpg (42 kb)
(Color photo courtesy Dick Howe)
Two-key demonstration prototype of the Hickman grand piano action.
Other photos were published in The AMICA News Bulletin, Volume 29, Number 3, May/June 1992.


14 February 2002

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