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. 06, 1987
Filed:
Oct. 05, 1984
Tatsuhiro Koike, Hamakita, JP;
Takamichi Masubuchi, Hamamatsu, JP;
Nippon Gakki Seizo Kabushiki Kaisha, Hamamatsu, JP;
Abstract
In an operating panel device for an electronic musical instrument, in order to provide easy mode-changeover operation and to enable the user to easily catch the relationship between respective operating knobs and the functions selected by the operating knobs in respective modes, the operating panel device comprises a plurality of operating members arranged in a row on the panel; a display window provided near and along the row of these operating members; an elongated indicating member rotatably supported on the rear side of the panel and having a plurality of indicating sections on which the names of functions of the musical instrument and/or the names of tonal characteristics settable for respective operating knobs in respective set modes are inscribed on its circumference so as to selectively appear on the display window; a plurality of LEDs arranged in a row to correspond to the operating knobs respectively. The user selects one of the setting modes by rotating the indicating member, and the operating knobs perform functions then shown on the indicating section in the display window.