Title:
FOCUSING FLASHLIGHT
Document Type and Number:
WIPO Patent Application WO/2003/083358
Kind Code:
A1
Abstract:
The invention involves a focusing flashlight, the flashlight includes the tail cover, housing body, and a reflector and a bulb holder installed the housing body. Therein, the reflector and the bulb holder are connected each other by the thread in order to adjust the position of bulb. Between the reflector and the bulb holder, there is installed a lock device to fix the relative position of the reflector and the bulb holder. The focusing flashlight has a lot of advantages, for example, the focussing performance being reliable, the focusing performance after focusing being not affected by the rotation of the front cover and the housing head, the structure being simple, operation being convenience, and so on.
Inventors:
YANG MANHO (CN)
Application Number:
PCT/CN2002/000585
Publication Date:
October 09, 2003
Filing Date:
August 23, 2002
Export Citation:
Assignee:
ASCENT FAIR HONG KONG LTD (CN)
YANG MANHO (CN)
YANG MANHO (CN)
International Classes:
F21V14/04; (IPC1-7): F21L4/00
Domestic Patent References:
| WO1997038262A1 | 1997-10-16 |
Foreign References:
| CN2154952Y | 1994-02-02 | |||
| US6174071B1 | 2001-01-16 | |||
| US5651607A | 1997-07-29 | |||
| US5560705A | 1996-10-01 | |||
| US5124894A | 1992-06-23 | |||
| GB2267333A | 1993-12-01 |
Other References:
See also references of EP 1496303A4
None
None
Attorney, Agent or Firm:
NTD PATENT & TRADEMARK AGENCY LTD. BEIJING OFFICE (Block A Investment Plaz, 27 Jinrongdajie Beijing 2, CN)
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