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:
Jan. 03, 1995
Filed:
Aug. 20, 1993
Applicant:
Inventors:
John J Good, Thousand Oaks, CA (US);
Donald G Lombardi, Thousand Oaks, CA (US);
Assignee:
Drum Workshop, Inc., Oxnard, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10D / ;
U.S. Cl.
CPC ...
8441 / ; 84413 ;
Abstract
A combination composition drum comprising a drum shell having cylindrical sections located in axially end-to-end positions; at least a first section consisting of wood and at least second and third sections consisting of metal; drumhead means on the drum; means for retaining the drumhead means on the drum, including flange means at axial end of the drum, retainer means on one the sections, and adjustable tensioning means interconnecting the flange means and retainer means.