Title:
COMPACT ELECTRIC MOTOR-DRIVEN DEVICE
Document Type and Number:
Japanese Patent JP2012105887
Kind Code:
A
Abstract:
To provide a compact electric motor-driven device suppressing that a short circuit occurs.
In a cap-equipped portable electric toothbrush, a portion projecting toward a storage space 22 of a negative electrode metal fitting is set as a negative electrode projection part 81T, and a portion corresponding to the negative electrode projection part 81T of a positive electrode extension part 71B is set as a positive electrode proximity part 71C. A protective wall part disturbing contact between the metal fittings is provided between the negative electrode projection part 81T and the positive electrode proximity part 71C.
Inventors:
KITAGAWA TADANOBU
WANG WEI
KITAMURA YOSHIHIRO
WANG WEI
KITAMURA YOSHIHIRO
Application Number:
JP2010258357A
Publication Date:
June 07, 2012
Filing Date:
November 18, 2010
Export Citation:
Assignee:
PANASONIC CORP
International Classes:
B06B1/04; A61C17/22
Domestic Patent References:
JPH02172406A | 1990-07-04 | |||
JP2008212200A | 2008-09-18 | |||
JPS54149483U | 1979-10-17 | |||
JPH09168554A | 1997-06-30 |
Attorney, Agent or Firm:
Hironobu Onda
Makoto Onda
Makoto Onda