Patent · US Expired

Fastener with magnetically actuated positive lock plug insert

US6641343B1 · kind B1 · utility

25Cited by
7References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 23, 2002
Grant dateNov 4, 2003
Priority date
Expiry dateDec 23, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S411/91
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

A fastener having an enlarged head and a threaded portion with an interior cavity. A plug mounted in the cavity configured similarly thereto having an enlarged head generally the same outer diameter as the enlarged end of the fastener and abutting against the same closing off the opening leading into the cavity. The plug is releasably locked in the cavity and released by magnetic action when the releasable lock is released.

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