Gymnastic and acrobatic training apparatus. (Machine-translation by Google Translate, not legally binding)

摘要

Gymnastic and acrobatic training apparatus comprising a hollow body (1) of substantially rectangular prismatic shape, which is filled through a filling valve (2) until reaching a pressure that allows the apparatus to be used to propel a person located on said device when a second person jumps on the device. (Machine-translation by Google Translate, not legally binding)