Title:
EXTENSIBLE AND FOLDABLE AUTOMATIC UMBRELLA
Document Type and Number:
WIPO Patent Application WO/2009/155843
Kind Code:
A1
Abstract:
An extensible and foldable automatic umbrella includes: an upper tray (10); radially extending outer umbrella sticks (50); multiple supporting sticks (60); an upper bar (20), the upper end of which is fixed to the upper tray; a lower bar (30) combined with the upper bar; a lower tray (100), the midsection of which the upper bar slidably passes through and the outer periphery of which is hinged with the ends of the multiple supporting sticks; a middle tray (90), which can slide along the upper bar between the upper tray and lower tray, and the outer periphery of which is hinged with the lower supporting sticks (70) connected to the multiple supporting sticks (60); and an umbrella opening spring (130). Furthermore, the automatic umbrella has an umbrella closing spring (120) and a buckling mechanism positioned between the middle and lower trays, and a buckle-relieving mechanism corresponding to the buckling mechanism. The present inventive automatic umbrella can be automatically opened and closed by means of only a simple button operation.
Inventors:
LI ENYU (KR)
Application Number:
PCT/CN2009/072369
Publication Date:
December 30, 2009
Filing Date:
June 22, 2009
Export Citation:
Assignee:
GOLDEN RAIN ENTPR CO LTD (CN)
LI ENYU (KR)
LI ENYU (KR)
International Classes:
A45B25/16; A45B25/14
Foreign References:
| CN1485000A | 2004-03-31 | |||
| CN2576066Y | 2003-10-01 | |||
| CN1483369A | 2004-03-24 | |||
| CN2043836U | 1989-09-06 | |||
| CN2085615U | 1991-10-02 | |||
| CN2204113Y | 1995-08-02 | |||
| CN2123207U | 1992-12-02 | |||
| CN2579216Y | 2003-10-15 | |||
| CN2593614Y | 2003-12-24 | |||
| US5483985A | 1996-01-16 | |||
| GB2433028A | 2007-06-13 |
Attorney, Agent or Firm:
ACCELL CHINA I.P. LAW OFFICE (HuaLian Mansion No.2008 ShenNan Road, FuTian Distric, Shenzhen Guangdong 1, CN)
Download PDF:
Previous Patent: WO/2009/155842
Next Patent: DATA TRANSMISSION METHOD, DEVICE, USER EQUIPMENT AND COMMUNICATION SYSTEM
Next Patent: DATA TRANSMISSION METHOD, DEVICE, USER EQUIPMENT AND COMMUNICATION SYSTEM