Patent · US Expired

Power tool

US4427042A · kind A · utility

67Cited by
4References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 1981
Grant dateJan 24, 1984
Priority date
Expiry dateMay 13, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S408/71
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A dual power tool, such as a jointer/planer, is disclosed in which the cutting head of the tool is mounted on a common shaft which also serves as the rotor shaft for the tool drive motor. This dual power tool is mounted on a single stand and has a switch enabling only one tool at a time to be operated. A retrofit kit is disclosed for permitting a tool owner to convert a single power tool into a dual power tool.

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