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:
Apr. 12, 1977
Filed:
Jul. 28, 1975
Applicant:
Inventor:
Donald J Leslie, Altadena, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R / ;
U.S. Cl.
CPC ...
179-15 ;
Abstract
A speaker system for pulsato and chorus effects for an electronic musical instrument includes one or more rotating sound channels, which consist of a speaker in a rotating drum, all supported as an assembly which also rotates or reciprocates. All axes of rotation are parallel. Reciprocal assembly motion is perpendicular to the axes of channel rotation.