Resources Contact Us Home
Browse by Category: Main > Entertainment & Recreation
Class Information
Number: 84/35
Name: Music > Instruments > Automatic > Stringed > Pianos > Pneumatic type > Expression mechanism > Parts of piano moved > Rest rail shifted
Description: The hammer rest-rail is shifted, usually in sections and without depressing the pedal.

Sub-classes under this class:

Class Number Class Name Patents
84/38 Graduated shift 0
84/36 Normally in short stroke position 0
84/37 Position controlled from reservoir 1

Patents under this class:

Patent Number Title Of Patent Date Issued
7193147 String-striking device for piano Mar. 20, 2007
7145062 String-striking device of piano Dec. 5, 2006

  Recently Added Patents
Use of natriuretic peptide for treating heart failure
Steering wheel
Asynchronous task execution
Printed circuit board unit having routing unit mounted thereon and computer device having the same
High-speed comparator with asymmetric frequency response
System and method for configuring a direct lift control system of a vehicle
Methods and apparatus for address translation functions
  Randomly Featured Patents
Lithium-ion battery pack
Combined linear surgical stapler and cutter
Chemical compounds
Brake actuator with increased tolerance
Composite facestocks and liners
Feed apparatus
Remote control
Sheet counting method and apparatus
Apparatus for processing substrate and method of doing the same
Method of making a pattern from a blend of water, plaster of paris and polyvinyl acetate