Title:
IMPACT ROTARY TOOL
Document Type and Number:
Japanese Patent JP2016055401
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an impact rotary tool capable of achieving the elongation of the service life of a motor.SOLUTION: The impact rotary tool includes: a spindle 31 rotated by a motor 20; an anvil 61 disposed ahead of an axial direction of rotation of the spindle 31; a main hammer 41 rotatable with an axis line of the rotation of the spindle 31 as a center and movable in the axial direction; and a sub-hammer 51 into which the main hammer 41 is stored and the spindle 31 is inserted and which is rotated integrally with the main hammer 41. The motor 20 is a brushless motor.SELECTED DRAWING: Figure 1
Inventors:
TSIBAKIMOTO HIROYUKI
MIYAZAKI HIROSHI
OISHI RYOHEI
MIYAZAKI HIROSHI
OISHI RYOHEI
Application Number:
JP2014185804A
Publication Date:
April 21, 2016
Filing Date:
September 12, 2014
Export Citation:
Assignee:
PANASONIC IP MAN CORP
International Classes:
B25B21/02
Domestic Patent References:
| JP4457170B1 | 2010-04-28 | |||
| JP2013035091A | 2013-02-21 | |||
| JP2012139786A | 2012-07-26 | |||
| JP2011201003A | 2011-10-13 | |||
| JP2012071407A | 2012-04-12 | |||
| JPH06190741A | 1994-07-12 |
Foreign References:
| WO2012108415A1 | 2012-08-16 |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda
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