Patent · US Active

Electric power tool

US8513838B2 · kind B2 · utility

21Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 11, 2010
Grant dateAug 20, 2013
Priority date
Expiry dateApr 22, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K2211/03
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electric power tool includes: a motor including a motor shaft; a tip tool driven by the motor; a housing that houses the motor; a switching element for driving the motor; and a bearing that can retain the motor shaft. The switching element is provided so as to overlap with the bearing in a direction of the motor shaft inside the housing.

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