Title:
電動工具
Document Type and Number:
Japanese Patent JP4839980
Kind Code:
B2
Abstract:
To provide a power tool which enables an improvement in a heat release performance from the inside by a relatively simple and lightweight constitution.
A protector 7 made of resin for covering the outside surface of a housing 8 is made of a material higher in heat conductivity than that of the housing 8, and a part (a penetration section 7b, a bearing contact section 7c, a drive part approach section 7d, or the like) of the protector 7 extends up to the inside of the housing 8.
COPYRIGHT: (C)2008,JPO&INPIT
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Inventors:
Minoru Yamada
Kenichiro Inagaki
Kenichiro Inagaki
Application Number:
JP2006175886A
Publication Date:
December 21, 2011
Filing Date:
June 26, 2006
Export Citation:
Assignee:
Panasonic Electric Works Co., Ltd.
International Classes:
B25F5/02; B25F5/00
Domestic Patent References:
| JP2002262505A | ||||
| JP2006167843A | ||||
| JP2006026817A | ||||
| JP2003025255A | ||||
| JP2002200580A | ||||
| JP2002346954A |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Nakamura Tomoyuki
Masakazu Ito
Nakamura Tomoyuki
Masakazu Ito