Pad for electronic drum and electronic drum

Details Pad for electronic drum and electronic drum Pad for electronic drum and electronic drum

2005-03-04

2008-10-21

Donovan, Lincoln (Department: 2837)

Music

Instruments

Drums

C084S41100A

Reexamination Certificate

active

07439432

ABSTRACT:
An electronic drum comprises a pad comprising a body portion made of a polymeric elastic material such as a rubber or a thermoplastic elastomer, and a surface layer portion which is bonded with the body portion so as to cover the body portion, the surface layer portion being made of a polymeric material having an elastic modulus of 0.5 to 20 GPa.

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PET Film (biaxially oriented): citing use on drums since 1958 and Young's modulus of 4 GPa, http://en.wikipedia.org/wiki/PET—film—(biaxially—oriented), viewed Dec. 20, 2007.
Elastic Modulus and Young Modulus for Some Material, The Engineering Tool Box © 2005, http://www.engineeringtoolbox.com/young-modulus-d—417.html, viewed Dec. 20, 2007.
Notice of Reasons for Rejection issued in corresponding Japanese patent application No. 2004-063888, dated Mar. 18, 2008.

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