Title:
POWER TOOL
Document Type and Number:
WIPO Patent Application WO/2008/074221
Kind Code:
A1
Abstract:
A power tool comprises a housing (22), a motor (26) in the housing, a switch mounted on
the housing and electrically connected to the motor (26), an output shaft (30) connected
to a working head (10),an output shaft selflocking mechanism located in the housing.
The output shaft (30) driven by the motor (26) always rotates in a single direction.
The output shaft (30) can be selflocked without tools and additional effort.
Inventors:
CHEN CHENGZHONG (CN)
ZHONG HONGFENG (CN)
ZHONG HONGFENG (CN)
Application Number:
PCT/CN2007/003667
Publication Date:
June 26, 2008
Filing Date:
December 18, 2007
Export Citation:
Assignee:
POSITEC POWER TOOLS SUZHOU CO (CN)
CHEN CHENGZHONG (CN)
ZHONG HONGFENG (CN)
CHEN CHENGZHONG (CN)
ZHONG HONGFENG (CN)
International Classes:
B25F5/00; F16D59/00
Foreign References:
| CN2768425Y | 2006-04-05 | |||
| CN1584354A | 2005-02-23 | |||
| CN2793420Y | 2006-07-05 | |||
| CN200991884Y | 2007-12-19 | |||
| CN1153873A | 1997-07-09 | |||
| CN1247791A | 2000-03-22 | |||
| JPH1037989A | 1998-02-13 | |||
| US5430944A | 1995-07-11 | |||
| DE19938299A1 | 2001-03-01 | |||
| EP1714722A2 | 2006-10-25 |
Other References:
See also references of EP 2096330A4
Attorney, Agent or Firm:
SUZHOU CREATOR PATENT & TRADEMARK AGENCY LTD. (SuzhouJiangsu, 2, CN)
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