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Title:
POWER TOOL
Document Type and Number:
WIPO Patent Application WO/2019/087636
Kind Code:
A1
Abstract:
Provided is a power tool configured so that the breakage of a power transmission mechanism can be prevented. This power tool is provided with: a motor 67 having a rotating shaft 67B; a spindle 606; an intermediate shaft 602 located between the rotating shaft 67B and the spindle 606; a plurality of pulleys having a first pulley 601 which rotates with the rotating shaft 67B, and also having a second pulley 603 through which the intermediate shaft 602 is extended and which is formed to have a greater diameter than the first pulley 601, the plurality of pulleys being configured so that each of a plurality of pairs of pulleys holds a corresponding one of a plurality of belts so that the belt can move around the pair of pulleys; and a transmission limiting section which is provided in a transmission path for transmitting the rotation of the second pulley to a cutting blade and which blocks or limits the transmission of rotational force.

Inventors:
IWATA Satoshi (1060, Takeda Hitachinaka-City Ibaraki, 02, 〒3128502, JP)
Application Number:
JP2018/036306
Publication Date:
May 09, 2019
Filing Date:
September 28, 2018
Export Citation:
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Assignee:
KOKI HOLDINGS CO.,LTD. (15-1, Konan 2-chome Minato-k, Tokyo 20, 〒1086020, JP)
International Classes:
B27B5/29; B23D47/12; B27B5/38; B27B9/00; F16D7/02; F16D13/46
Foreign References:
JP2008018523A2008-01-31
JPS6064801U1985-05-08
JP2010274391A2010-12-09
CN101209504A2008-07-02
JP5476798B22014-04-23
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