Patent · US Active

Impact tool

US12220791B2 · kind B2 · utility

0Cited by
40References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 10, 2024
Grant dateFeb 11, 2025
Priority date
Expiry dateJan 10, 2044

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25D11/04
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An impact tool includes a brushless motor having a rotor extending in a front-rear direction and disposed in a motor housing constituted by left, right and rear motor housings. A battery pack is disposed below the motor housing in an up-down direction. A plurality of first screws extend in a left-right direction and fix the left motor housing to the right motor housing. A plurality of second screws extend in the front-rear direction and fix the rear motor housing to the left and right motor housings. A fan is disposed between the rotor and the rear motor housing, a grip housing is disposed downward of the motor housing, and a planetary gear mechanism is disposed frontward of the motor. A spindle is disposed frontward of the planetary gear mechanism, a hammer is disposed on an outer circumference of the spindle, and an anvil is disposed frontward of the hammer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.