Patent · US Expired

Portable electrical power tool having a rare earth permanent magnet motor

US5856715A · kind A · utility

61Cited by
19References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 13, 1996
Grant dateJan 5, 1999
Priority date
Expiry dateDec 13, 2016

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB27B9/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A power tool is provided having a housing with a handle for an operator, a rare earth permanent magnet motor oriented within the housing having a rotary output portion operatively driving an implement. The motor has a relatively high horsepower output for its size enabling the location of the motor relative to the implement and the handle to be functionally and ergonomically optimized.

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