Title:
GAS FIREWORK-LAUNCHER AND COMBINED LAUNCHING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2003/104743
Kind Code:
A1
Abstract:
An apparatus for launching firework comprises a plate on which several holes are formed. On the inner wall of each hole is formed a positioning concave and are fixed a group of elastic poles which are connected through wires with electric source as well as control system. The gas firework-launcher that cooperates with the launching apparatus is equipped with a tube for inserting a rocket of firework. The tube on its outer wall has a positioning convex and another group of poles. Upon insertion of the tube into the launching apparatus, the convex is inserted into the concave, the two groups of poles are connected with each other. The firework launcher is equipped with mechanism for the release of gas, which releases the gas with a connection of more than three releasing ways.
Inventors:
SONG YOUZHOU (CN)
SONG YOUCAI (CN)
SONG YOUCAI (CN)
Application Number:
PCT/CN2002/000501
Publication Date:
December 18, 2003
Filing Date:
July 17, 2002
Export Citation:
Assignee:
SONG YOUZHOU (CN)
SONG YOUCAI (CN)
SONG YOUCAI (CN)
International Classes:
F41B11/62; F41F1/06; F41F1/08; F42B3/06; F42B4/02; F42B4/26; (IPC1-7): F42B4/00
Domestic Patent References:
| WO1999054676A2 | 1999-10-28 |
Foreign References:
| CN2449181Y | 2001-09-19 | |||
| CN2469402Y | 2002-01-02 |
Attorney, Agent or Firm:
BEIJING UNITALEN PATENT & TRADEMARK LAW FIRM (Xueqiang 7th Floor, Scitech Place, No. 22 Jian
Guo Men Wai Ave, Chaoyang District Beijing 4, CN)
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