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:
Jun. 30, 1987
Filed:
Mar. 07, 1986
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Sankyo Seiki Seisakusho, Nagano, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10F / ;
U.S. Cl.
CPC ...
84 9 / ; 84408 ;
Abstract
A vibration plate for a music box having an improved tonal range and quality, yet with a reduced manufacturing cost. The vibrating reeds of the vibration plate are made smaller in width towards the highest frequency one of the reeds. Each of the reeds has a base portion and an end portion extending through a sloped portion from the base portion, the end portion being smaller in width than the base portion. The end portions of the reeds are arranged at equal intervals.