Title:
A TRANSPARENT PLATE OF TRANSPARENCY-CONTROLLED BY PRESSURE
Document Type and Number:
WIPO Patent Application WO/2003/008188
Kind Code:
A1
Abstract:
The invention relates to a transparent plate of transparency-controlled by pressure. The transparent plate is characterized that there is sealed flexibly transparent and concave-convexed functional film between two transparent sheets having a certain hardness and sealed periphery. The transparency of whole transparent sheet is controlled by changing applied pressure of both transparent sheets to functional film. The transparent plate can be a transparency-controllable plastic sheet capable of bending to certain degree and can be used to anywhere requested, or be used to modify existing glass to achieve a transparency-ajustable glass.
Inventors:
WANG ZHONGMING (CN)
Application Number:
PCT/CN2002/000315
Publication Date:
January 30, 2003
Filing Date:
May 08, 2002
Export Citation:
Assignee:
WANG ZHONGMING (CN)
International Classes:
B32B7/023; C09J7/22; C09J7/25; E06B9/24; G02F1/01; (IPC1-7): B32B7/02
Domestic Patent References:
| WO2001025890A1 | 2001-04-12 |
Foreign References:
| US5914162A | 1999-06-22 | |||
| JPH068655A | 1994-01-18 |
Attorney, Agent or Firm:
GUANGZHOU SINO PATENT AGENT CO., LTD. (Cangbian Road Guangzhou Guangdong 0, CN)
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