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1. (CA2755763) IMPACT TOOL

Office : Canada
Application Number: 2755763 Application Date: 29.07.2010
Publication Number: 2755763 Publication Date: 03.02.2011
Publication Kind : A1
Prior PCT appl.: Application Number:JP2010063235 ; Publication Number: Click to see the data
IPC:
B25B 21/02
B25B 23/147
B PERFORMING OPERATIONS; TRANSPORTING
25
HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; HANDLES FOR HAND IMPLEMENTS; WORKSHOP EQUIPMENT; MANIPULATORS
B
TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING
21
Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
02
with means for imparting impact to screwdriver blade or nut socket
B PERFORMING OPERATIONS; TRANSPORTING
25
HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; HANDLES FOR HAND IMPLEMENTS; WORKSHOP EQUIPMENT; MANIPULATORS
B
TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING
23
Details of, or accessories for, spanners, wrenches, screwdrivers
14
Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
147
specially adapted for electrically operated wrenches or screwdrivers
CPC:
B25B 21/02
B25B 21/026
B25B 23/1475
Applicants: HITACHI KOKI CO., LTD.
Inventors: TANIMOTO, HIDEYUKI
TAKANO, NOBUHIRO
NISHIKAWA, TOMOMASA
IWATA, KAZUTAKA
MASHIKO, HIRONORI
YAMAGUCHI, HAYATO
NAKAGAWA, ATSUSHI
OOMORI, KATSUHIRO
NAKAMURA, MIZUHO
UCHIDA, HIROKI
NAKANO, SAROMA
ITO, YUTAKA
Priority Data: 2009-177116 29.07.2009 JP
2010-083755 31.03.2010 JP
2010-083757 31.03.2010 JP
Title: (EN) IMPACT TOOL
(FR) OUTIL A IMPACT
Abstract:
(EN) According to an aspect of the present invention, there is provided an impact tool (1) (including: a motor (3)drivable in an intermittent driving mode; a hammer (41) connected to the motor; an anvil (16) to be struck by the hammer (41) to thereby rotate/strike a tip tool; and a control unit that controls a rotation of the motor (3)by switching a driving pulse supplied to the motor (3) in accordance with a load applied onto the tip tool.


Also published as:
EP2459347US20120279736CN102639301RU2012107229RU0002532790KR1020120065313
BR112012008122AU2010278059IN6756/CHENP/2011WO/2011/013853