Title:
ELECTRIC TOOL
Document Type and Number:
Japanese Patent JP2014148020
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a hand-held electric tool for meeting the requirements to set an electric voltage high and a feeding capacity large while suppressing the deterioration of a handling convenience.SOLUTION: An electric tool is equipped with two battery installation parts 60Aa and 60Ab so that two charging type batteries 80a and 80b can be mounted. Two charging type batteries 80a and 80b having a general-purpose voltage of 18 V can be used to set the voltage of a supplied electric power at 36 V. The two battery installation parts 60Aa and 60Ab are arranged in a grip housing 12 individually one by one at positions symmetric with respect to the axis X1 of the motor shaft. This arrangement can balance the weights which are increased by mounting the charging type batteries 80a and 80b. Those first and second battery installation parts 60Aa and 60Ab are disposed with respect to a lower junction 16 of the grip housing 12.
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Inventors:
SUGIURA SHIN
MIZUTANI AKIYOSHI
KAWAKAMI TAKAHIRO
MIZUTANI AKIYOSHI
KAWAKAMI TAKAHIRO
Application Number:
JP2013018868A
Publication Date:
August 21, 2014
Filing Date:
February 01, 2013
Export Citation:
Assignee:
MAKITA CORP
International Classes:
B25F5/00; B24B23/02
Domestic Patent References:
| JP2011045975A | 2011-03-10 | |||
| JP2011161603A | 2011-08-25 | |||
| JP2008173712A | 2008-07-31 | |||
| JP2011092178A | 2011-05-12 |
Foreign References:
| US4084123A | 1978-04-11 | |||
| WO2012005159A1 | 2012-01-12 |
Attorney, Agent or Firm:
Patent business corporation Okada international patent firm