Flexible toy
US6651590B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 14, 2002 |
| Grant date | Nov 25, 2003 |
| Priority date | — |
| Expiry date | Jan 14, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2208/14
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Skeletal animal toys capable of rolling and bouncing comprise polyhedra or other skeletal structures which can be inscribed on an imaginary spherical or ellipsoidal surface, tori and linear members which form a cylinder with circular cross-section, or elliptical and linear members which form a cylinder with elliptical cross-section. The skeletal animal toy is formed of an elastomeric material, which is preferably natural rubber, synthetic natural rubber, or a blend of natural rubber or synthetic natural rubber and one of a plurality of blending polymers including butadiene rubber, styrene-butadiene rubber, nitrile rubber and ethylene-propylene-diene-monomer rubber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.