Driven mobile
US3983647A · kind A · utility
20Cited by
6References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 4, 1974 |
| Grant date | Oct 5, 1976 |
| Priority date | — |
| Expiry date | Feb 4, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S40/906
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A driven mobile having a plug secured to a shaft with a plurality of arms radially extending from the plug. Objects of interest are secured to each arm and the shaft is rotated by a magnetic escapement mechanism. The mobile further includes an audio signal generating device which operates in conjunction with the rotation of the shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.