Ball with improved structure
AssigneeContinental Chemical Co., Ltd.
InventorsTsun-Ching Tu, Wei-Chao Yang
Life of this patent
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Abstract
The disclosed ball with improved structure of the present invention comprises a hollow bladder that can be inflated in to a ball-like shape, a reinforcement layer that is a layer of cloth having intensive pores and fixedly covering up to the outer surface of the bladder, a buffer layer that is made from foam and fixedly attached to the outer surface of the reinforcement layer, a cover layer that is a layer of cloth having intensive pores and fixedly attached to the outer surface of the buffer layer, and an external layer that fixedly covers up the outer surface of the cover layer and forms the appearance of the ball.
Claims7
A ball with improve structure comprising:
- a hollow bladder that can be inflated in to a ball-like shape,
- a reinforcement layer that is a layer of cloth having intensive pores and fixedly covering up the outer surface of the bladder,
- a buffer layer that is made from foam and fixedly attached to the outer surface of the reinforcement layer,
- a cover layer that is a layer of cloth having intensive pores and fixedly attached to the outer surface of the buffer layer, and
- an external layer that covers up the outer surface of the cover layer and forms the appearance of the ball.
A ball with improved structure comprising a hollow bladder that can be inflated in to a ball-like shape and a reinforcement layer made through winding thread around the outer surface of the bladder with a winding machine, wherein the ball further comprises:
- a buffer layer that is made from foam and fixedly attached to the outer surface of the reinforcement layer,
- a cover layer that is a layer of cloth having intensive pores and fixedly covering up the outer surface of the buffer layer, and
- an external layer that fixedly covers up the outer surface of the cover layer and appears as the appearance of the ball.
Dependencies are inferred from the claim text.