Title:
POWER TOOL
Document Type and Number:
WIPO Patent Application WO/2013/145563
Kind Code:
A1
Abstract:
A power tool having an impact mechanism part using a hammer 24 and an anvil 31 is provided with a switching mechanism 35 of a mode in which the hammer 24 impacts the anvil 31 while the hammer is placed over the anvil 31 and another impact mode in which the hammer 24 impacts the anvil 31 without being placed over the anvil 31. The switching mechanism 35 includes a stopper 41 and a pusher 45 disposed in the rear of the hammer 24, and the stopper 41 is moved to carry out switching by rotating the pusher 45. The change member 48 that rotates the pusher 45 has a change lever 48b, which is positioned in the outer side of the hammer case 32, and the change member 48 and an annular part 46 are engaged in a housing.
Inventors:
NISHIKAWA TOMOMASA (JP)
Application Number:
PCT/JP2013/001319
Publication Date:
October 03, 2013
Filing Date:
March 04, 2013
Export Citation:
Assignee:
HITACHI KOKI KK (JP)
International Classes:
B25B21/02
Domestic Patent References:
| WO2011010497A1 | 2011-01-27 | |||
| WO2012002578A1 | 2012-01-05 |
Foreign References:
| US20120111592A1 | 2012-05-10 | |||
| EP2140978A1 | 2010-01-06 | |||
| JP2011031313A | 2011-02-17 | |||
| JP2012011502A | 2012-01-19 |
Attorney, Agent or Firm:
TSUTSUI, Yamato (3F Shinjuku Gyoen Bldg., 3-10, Shinjuku 2-chome, Shinjuku-k, Tokyo 22, JP)
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