Musical toy
US6142849A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1998 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Jan 30, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10H2220/411
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A musical toy shaped like a rainbow or a banjo which generates musical sounds in response to interruption of one or more radiation beams is disclosed. In one embodiment, the musical toy is provided with a frame member (202) having a substantially unobstructed aperture (206) disposed therein, a photoemitter (212) for generating a radiation beam across the aperture (206), a photodetector (216) positioned to receive the radiation beam, an audio generator for generating a plurality of temporally successive portions of a predetermined musical song, and a play mechanism for causing the audio generator to generate one of the temporally successive musical song portions in response to each interruption of the radiation beam so that repeated interruption of the radiation beam causes the predetermined musical song to be played. In a second embodiment, the musical toy has a base member (12), a second member (14) connected to the base member (12) so as to form a substantially unobstructed space (15) therebetween, a plurality of photoemitters (22) for generating radiation beams between the base member (12) and the second member (14), a plurality of photodetectors (20) each positioned to receive …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.