Music – Instruments – Drums
Reexamination Certificate
2009-07-13
2010-10-12
Donels, Jeffrey (Department: 2832)
Music
Instruments
Drums
Reexamination Certificate
active
07812236
ABSTRACT:
In the method of producing a drum having a desired tonal quality, including providing a one-piece wooden cylindrical shell, milling the shell bore to reduce shell thickness to a level characterized as associated with a selected drum tone preliminarily produced when the assembled drum having a head or heads is struck with a beater, and tensioning the head or heads to achieve final tonality.
REFERENCES:
patent: 2115741 (1938-05-01), Newberry
patent: RE26415 (1968-06-01), Ludwig
patent: 5377576 (1995-01-01), Good et al.
patent: 5404785 (1995-04-01), Belli
patent: 5517890 (1996-05-01), Cooperman
patent: 5587544 (1996-12-01), Fujii et al.
patent: 6380468 (2002-04-01), Shigenaga
patent: 6525250 (2003-02-01), Goods
patent: 7692082 (2010-04-01), Abe
patent: 7718876 (2010-05-01), Good
patent: 7723594 (2010-05-01), Hong
patent: 2002/0178894 (2002-12-01), Goods
patent: 2006/0016319 (2006-01-01), Ito
patent: 2006/0230912 (2006-10-01), Pickens
patent: 2006/0249005 (2006-11-01), Rush
patent: 2009/0019985 (2009-01-01), Casanta
patent: 2009/0173209 (2009-07-01), Abe et al.
Earliest drum 1300 AD from hollow trees viewed Feb. 8, 2009 at http://www.medieval-life-and-times.info/medieval-music/drum.htm.
Brady Drum by Chris Brady made one piece shell in 1980, viewed Feb. 8, 2010 at http://www.bradydrums.com.au/history.html; http://www.bradydrums.com.au/solid.html and http://www.bradydrums.com.au/solid-drum-making.html.
Mattingly, Rick Canopus Zelkova Snare Drums, Modern Drummer, Sep. 2000, drum shells are made from bored out section of a tree trunk, milled and drum heads are added, viewed Feb. 8, 2010 at http://www.canopusdrums.com/english/html/review/md—review-e.html.
How to Build a Wooden Drum, eHow.com contributing writer, viewed Feb. 8, 2010 at http://www.ehow.com/how—4794648—build-wooden-drum.html.
Drum Shells Explained to Find a Perfect Drum Shell, © 2004-2010, http://www.drumjunction.com/drum—shells.html viewed on Jun. 14, 2010.
Donels Jeffrey
Drum Workshop, Inc.
Haefliger William W.
Horn Robert W
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