US Patent 11020645 Ring-shaped punchbag with inner punchball

Training equipment is described, and in particular training equipment that can be punched for exercise or for training, e.g., by boxers. The training equipment includes an outer ring-shaped punchbag and an inner punchball positioned within an inner opening of the punchbag. The punchball is connected to the punchbag by a pair of flexible elongate members that can be elasticated cords, for example.