Invention Grant
- Patent Title: Tool holding apparatus and power tool, and impact tool
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Application No.: US16491731Application Date: 2017-12-18
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Publication No.: US11192223B2Publication Date: 2021-12-07
- Inventor: Ryunosuke Kumagai , Tokuo Hirabayashi , Tomoyuki Kondo
- Applicant: MAKITA CORPORATION
- Applicant Address: JP Anjo
- Assignee: MAKITA CORPORATION
- Current Assignee: MAKITA CORPORATION
- Current Assignee Address: JP Anjo
- Agency: J-TEK Law PLLC
- Agent Jeffrey D. Tekanic; Scott T. Wakeman
- Priority: JPJP2017-043101 20170307
- International Application: PCT/JP2017/045368 WO 20171218
- International Announcement: WO2018/163561 WO 20180913
- Main IPC: B25B21/02
- IPC: B25B21/02 ; B25B19/00

Abstract:
An impact tool (1; 1A) includes a spindle (12) rotated by a motor (10) and a hammer (70) held by the spindle. The hammer is designed to impact an anvil (14) in a rotational direction. A case (8) houses the hammer. A first bearing (78A) and a second bearing (78B) are held in the case and arranged along the axial direction. The first bearing and the second bearing directly hold the anvil in a rotatable manner.
Public/Granted literature
- US20200009709A1 TOOL HOLDING APPARATUS AND POWER TOOL, AND IMPACT TOOL Public/Granted day:2020-01-09
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