Patent · US Expired

Portable battery-powered tool

US4930583A · kind A · utility

48Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 11, 1988
Grant dateJun 5, 1990
Priority date
Expiry dateOct 11, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25F5/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A portable, cordless battery-powered tool with a relatively small overall length is provided. A handle section forms the rearmost part of the tool. An electric motor is located below a spindle and forwardly of the handle section. The motor has a rotatable shaft located in parallel with the spindle. The handle section is provided with a switch trigger which is substantially aligned with the central axis of the spindle at its top.

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