Track for toy vehicles
US4575350A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 16, 1984 |
| Grant date | Mar 11, 1986 |
| Priority date | — |
| Expiry date | Jan 16, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63H18/025
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A toy track (10) in the shape of a snake for use with a toy vehicle (38). The track has a tail end (12) and a head (24). The head including a top section (26) and a bottom section (28) having a mouth formed therebetween with a coiled tongue (30) therein. When a toy vehicle traveling along the track enters the head from the back, the vehicle will be allowed to exit through the mouth of the head if it has sufficient energy to completely unroll the tongue. However, if the vehicle does not have sufficient energy, the tongue will not completely unroll and will be retracted back into the mouth, to its normal rest position, pulling the toy vehicle with it.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.