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Title:
DUST COLLECTION DEVICE FOR ELECTRIC TOOL, AND ELECTRIC TOOL
Document Type and Number:
WIPO Patent Application WO/2019/124180
Kind Code:
A1
Abstract:
[Problem] To make it possible to easily and inexpensively prevent clogging of a filter. [Solution] A dust collection device 40 for an electric tool, wherein: in a casing 41, an annular suction opening 58 through which a distal-end tool of a hammer drill 1 contacting a workpiece surface can pass is provided so as to extend forward; a dust collection channel R is formed within the casing 41, the dust collection channel R suctioning air from the suction opening 58 and guiding the air into a dust box 65 provided to the casing 41; dust suctioned together with the air can be trapped by a filter 73 provided within the dust box 65; and a filter accommodation part 72 is elastically supported within the dust box 65 and is capable of removing dust that has adhered to the filter by shaking within the dust box 65.

Inventors:
MACHIDA Yoshitaka (3-11-8 Sumiyoshi-cho, Anjo-sh, Aichi 02, 〒4468502, JP)
YABUNAKA Toshihito (3-11-8 Sumiyoshi-cho, Anjo-sh, Aichi 02, 〒4468502, JP)
IMUTA Ryo (3-11-8 Sumiyoshi-cho, Anjo-sh, Aichi 02, 〒4468502, JP)
Application Number:
JP2018/045609
Publication Date:
June 27, 2019
Filing Date:
December 12, 2018
Export Citation:
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Assignee:
MAKITA CORPORATION (3-11-8, Sumiyoshi-cho Anjo-sh, Aichi 02, 〒4468502, JP)
International Classes:
B23Q11/00; B01D46/04; B23B47/34; B25D17/18; B25F5/00
Foreign References:
DE102015217825A12017-03-23
JPS4921269U1974-02-22
US2633206A1953-03-31
JP2016179512A2016-10-13
JPS56154816U1981-11-19
JPS57151972U1982-09-24
Attorney, Agent or Firm:
ISHIDA Yoshiki (10-30, Higashisakura 1-chome Higashi-ku, Nagoya-sh, Aichi 05, 〒4610005, JP)
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