Patent · US Expired

Multi-functional bit & connect-disconnect coupling used therewith

US7097398B2 · kind B2 · utility

18Cited by
18References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 14, 2003
Grant dateAug 29, 2006
Priority date
Expiry dateNov 14, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T408/95
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A tool employs a connect-disconnect coupling for a power drill to hold a multi-functional bit having at its one end a drill element adapted to form a hole and a countersink and at its other end a driver element to drive a screw or other type of fastener.

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