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. 05, 1999
Filed:
Sep. 16, 1997
Norihiko Nakamura, Saitama, JP;
Hideyuki Tanaka, Saitama, JP;
Rhythm Watch Co., Ltd., Tokyo, JP;
Abstract
A disc music box for playing a melody comprises a base (21); a music box disc (1) having a plurality of engaging drive parts (3) and a drive hole (4); a plurality of music box petals (27a) provided on the base; a plurality of star wheels (26) each guided and revolved by one of the engaging drive parts, a turn plate (23) provided coaxially with the music box disc and having a detecting member (42) thereon; a motor (M) provided on the base; a transmission mechanism (24) disposed between the turn plate and the motor to transmit the drive force of the motor to the turn plate; a drive projection (23d) provided on the turn plate for engagement with the drive hole of the music box disc for positioning the music box disc; and a switch (43) provided on the base for engagement with the detecting member of the turn plate when the music box disc makes one rotation.