Protective surface and cushion layer used in such a surface
AssigneePlaycore Wisconsin, Inc.
InventorsLarry L. Fisher, Alexander J. Dawe
Life of this patent
Estimating the term…
Abstract
A poured-in-place protective surface, such as can be installed at a playground, includes an impact-attenuation or cushion layer, which comprises a blend of (a) a rubber chunk component made up of granules of reclaimed rubber, the reclaimed rubber being from non-tire sources; (b) a tire buffings component; and (c) a binder. The ratio of rubber chunk component to tire buffings component is selected to be between 1.25:1 and 10:1, and more particularly between 1.25:1 and 5:1.
Claims20
A protective surface, such as may be used to create a play surface at a playground, the protective surface having a cushion layer comprising a blend of:
- a rubber chunk component made up of granules of reclaimed rubber scrap, the reclaimed rubber scrap being from non-tire sources;
- a tire buffings component;
- and
- a binder;
- wherein the chunk component and the tire buffings are present in a ratio between 1.25:1 and 5:1 (chunk to buffings).
Dependencies are inferred from the claim text.