Patent ID: 11878218
Assignee: AZOREAN FL, UNIPESSOAL LDA
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 17:
18. A ball comprising:
a head portion at a first end of the ball;
a tail portion at a second end of the ball;
wherein, a diameter of the ball decreases along a length of the ball from the head portion to the tail portion such that a maximum diameter of the head portion is greater than a maximum diameter of the tail portion; and
a tubular duct (i) integrated within a center of the ball (ii) extending from the head portion to the tail portion and (iii) comprising a tunnel reinforcement material disposed around an outer surface of a middle portion of the tubular duct, the tunnel reinforcement material being made of a stronger and harder material than the tubular duct.