The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 06, 1996
Filed:
Mar. 07, 1995
Applicant:
Inventor:
Robert L Pimentel, Sacramento, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10C / ;
U.S. Cl.
CPC ...
84220 ; 84216 ;
Abstract
For use with a piano having key activated hammers, each hammer striking a selected string upon activation by the associated key, a rail stop assembly that comprises a rotational hammer stopping rail for preventing the hammers from striking the selected strings. Included is a mechanism for moving the hammer stopping rail between a first position for blocking the hammers and a second position for allowing the hammers to strike the selected strings.