Talking trading cards
US5641164A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 2, 1995 |
| Grant date | Jun 24, 1997 |
| Priority date | — |
| Expiry date | May 2, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB42D15/022
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A trading card capable of generating sounds comprises a thin housing having front and back surfaces, flexible sheets affixed to the front surface and to the back surface of the housing, a voice chip located in the housing for generating patterns of sounds, a battery located in the housing for supplying electrical power to the voice chip, and a switch located in the housing for activating the voice chip. The trading card preferably has a piezoelectric driver coupled to a foam sound board for increasing the volume of sound. The subject trading card may be activated by squeezing the flexible sheets between the thumb and forefinger at a selected switch location.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.