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:
Oct. 01, 2013
Filed:
Sep. 20, 2011
Ryuji Hashimoto, Hamamatsu, JP;
Ryuji Hashimoto, Hamamatsu, JP;
Yamaha Corporation, Hamamatsu-shi, JP;
Abstract
A pedal device for an electronic percussion instrument, including: a base; a foot board supported at its first end portion to the base and configured to pivot by depression; an arm rotatably supported at its first end at a pivot point located near to a second end portion of the foot board, the arm being pivotable about the pivot point; a mass portion provided near to a second end of the arm; a regulating portion for regulating a locus of displacement of the mass portion when the foot board is moved from a depression start position to a depression end position; and a stopper portion provided on the base for defining the depression end position by contacting the mass portion in a forward stroke of depression, the regulating portion regulating the locus of the displacement of the mass portion so as not to contain a downward component in the forward stroke.