Patent · US Expired

Combination tool

US4920593A · kind A · utility

11Cited by
14References
8Claims
0Family size

Inventor

Key dates

Filing dateMay 25, 1989
Grant dateMay 1, 1990
Priority date
Expiry dateMay 25, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25B7/22
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A hand tool of the pliers type has a screwdriver tip at the end of each handle of the pliers with a locking device for locking the pliers in open position to provide a handle for the screwdriver from the other arm of the pliers, while providing a nail pulling capability.

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