Title:
GOGGLES FOR SWIMMING OR DIVING OR SURFING AND A MANUFACTURING METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2004/011102
Kind Code:
A1
Abstract:
This invention provides a pair of goggles for swimming or diving or surfing and a manufacturing method thereof. The goggle comprises of two frames, two lenses and two straps. The lenses and the frames are moulded integrally by a high rigid PC and a silica gel material The manufacturing method includes the following steps: To put the PC lenses inside the soft veil-shaped cavity; To inject a soft veil silica gel material into the cavity, when the injecting temperature is controlled below 250°C and the injecting pressure is controlled at 50T/cm2. Since the goggle is a kind of once moulded product, the manufacturing processes are reduced, and the waterproof effect is effectively increased.
Inventors:
LIANG RUISHENG (CN)
Application Number:
PCT/CN2002/000577
Publication Date:
February 05, 2004
Filing Date:
August 19, 2002
Export Citation:
Assignee:
GUANGZHOU VANGUARD PLASTIC & H (CN)
LIANG RUISHENG (CN)
LIANG RUISHENG (CN)
International Classes:
A63B33/00; B63C11/12; (IPC1-7): A63B33/00; A61F9/02
Foreign References:
| US5734995A | 1998-04-07 | |||
| US6079054A | 2000-06-27 |
Attorney, Agent or Firm:
GUANGZHOU SINO PATENT AGENT CO., LTD. (87 Cangbian Road Guangzhou, Guangdong 0, CN)
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