Title:
TABLE TENNIS BALL WITH SEAMLESS WHOLE STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2010/111920
Kind Code:
A1
Abstract:
A table tennis ball includes a hollow and sealed spherical shell (1) formed in one piece, and is provided with a continuous interior surface (3). The spherical shell (1) is a seamless whole and provided with a substantively uniform thickness of wall. The method for manufacturing the table tennis ball is formed in one piece by rotational moulding.
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Inventors:
ZHANG, Huilun (Room C Building 14, Tianfuge Tianhe PlazaNo.268, Zhongshan Road, Tianhe Distric, Guangzhou Guangdong 0, 510660, CN)
Application Number:
CN2010/071260
Publication Date:
October 07, 2010
Filing Date:
March 24, 2010
Export Citation:
Assignee:
ZHANG, Huilun (Room C Building 14, Tianfuge Tianhe PlazaNo.268, Zhongshan Road, Tianhe Distric, Guangzhou Guangdong 0, 510660, CN)
International Classes:
A63B39/00; A63B45/00; B29C41/06; B29D22/04; B29L31/54
Attorney, Agent or Firm:
BEIJING SANYOU INTELLECTUAL PROPERTY AGENCY LTD. (F16 Block A, Corporate SquareNo.35 Jinrong Street, Beijing 3, 100033, CN)
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