美國
US 12,702,907 B2
Shock absorbing structure of racket
US 12,702,907 B2 是美國專利商標局(USPTO)的核准專利,日期 2026-08-11。申請人:SUREWIN WORLDWIDE LIMITED; Dennis Chen。PDF 可在本頁下載,未登入每天最多 5 篇。
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- 申請人
- SUREWIN WORLDWIDE LIMITED; Dennis Chen
- 發明人
- Dennis Chen
- 公開日
- 2026-08-11
- 申請日
- 2023-01-06
- 文件種類
- B2 核准公告
- 也寫作
- US 12,702,907 B2 · US12702907 · 12702907
摘要
A shock absorbing structure of a racket contains: a head and an absorption member matingly contacting with an internal fence of the head. The absorption member is a hollowly tubular structure and covers the internal fence totally. When the head is made of carbon-fiber composite material, the absorption member is made of any one of Thermoplastic Elastomer (TPE), Thermoplastic Rubber (TPR), rubber, Hydrogel, and Thermoplastic Polyurethane (TPU).…
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專利局網站: 美國專利商標局(USPTO)