US 12,311,232 B2
Play apparatus for developing balance and coordination
Eric L. Schmidt, Cincinnati, OH (US)
Assigned to Playground Equipment Services, L.L.C., Cincinnati, OH (US)
Filed by Playground Equipment Services, L.L.C., Cincinnati, OH (US)
Filed on May 23, 2023, as Appl. No. 18/321,833.
Claims priority of provisional application 63/483,872, filed on Feb. 8, 2023.
Prior Publication US 2024/0261637 A1, Aug. 8, 2024
Int. Cl. A63B 26/00 (2006.01); A63B 9/00 (2006.01); A63B 23/10 (2006.01); E01C 13/00 (2006.01)
CPC A63B 26/003 (2013.01) [A63B 9/00 (2013.01); A63B 23/10 (2013.01); E01C 13/00 (2013.01); A63B 2009/006 (2013.01); A63B 2208/12 (2013.01); A63B 2209/00 (2013.01); A63B 2244/087 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A play structure for a playground system, comprising:
an inner molded unit made of poured-in-place (PIP) rubber subsurface poured with a mixture of rubber buffing and urethane configured to deliver improved safety, playability, and reduced maintenance requirement, wherein the rubber buffing is styrene butadiene rubber (SBR) buffing, and
a synthetic outer layer made of ethylene propylene diene monomer (EPDM) rubber, adhered to an outer surface of the inner molded unit,
wherein the play structure is shaped to develop balance and coordination in toddlers.