公开(公告)号：US20180065240A1

公开(公告)日：2018-03-08

申请号：US15808195

申请日：2017-11-09

Applicant: MAKITA CORPORATION

Inventor： Yasuhiro KAKIUCHI ,  Hajime TAKEUCHI ,  Masanori FURUSAWA ,  Yoshiro TADA

IPC: B25F5/02 ,  B25F5/00 ,  B25D17/00 ,  B25D17/24 ,  B25D17/20

CPC classification number: B25F5/02 ,  B25D17/00 ,  B25D17/20 ,  B25D17/24 ,  B25D2217/0065 ,  B25D2250/051 ,  B25D2250/065 ,  B25D2250/121 ,  B25D2250/361 ,  B25F5/006

Abstract: An impact tool is provided which has a driving mechanism, that drives a tool bit, a motor that drives the driving mechanism, an inner housing that houses the driving mechanism, an outer housing that has an internal space for housing the inner housing and the motor, an opening that leads from the outside to the internal space of the outer housing, and a covering member that covers the opening.

公开(公告)号：US20140138112A1

公开(公告)日：2014-05-22

申请号：US14055370

申请日：2013-10-16

Applicant: MAKITA CORPORATION

Inventor： Hajime TAKEUCHI ,  Masanori FURUSAWA ,  Yoshiro TADA

IPC: B25D17/00

CPC classification number: B25D17/00 ,  B25D16/00 ,  B25D17/06 ,  B25D2211/003 ,  B25D2211/068 ,  B25D2217/0019 ,  B25D2250/121 ,  B25D2250/245

Abstract: A hammer drill serving as an impact tool is provided with a crank housing that accommodates a crankshaft, and a cylinder accommodated in the crank housing. Receiving portions that receive the cylinder which is pressed rearward are provided at multiple locations of the crank housing in the front-rear direction. At least one of the receiving portions is disposed to receive the rear-end portion of the cylinder. A portion of the cylinder, which is received by another one of the receiving portions is a circlip (circumferential member) made of a metal.

Abstract translation: 作为冲击工具的锤钻设置有容纳曲轴的曲柄壳体和容纳在曲柄壳体中的气缸。 在曲柄壳体的前后方向的多个位置处设置有接收被向后推压的气缸的接收部。 至少一个接收部分设置成接纳气缸的后端部分。 由另一个容纳部分容纳的圆筒的一部分是由金属制成的卡簧（周向构件）。