Patent · US Expired

Magnetic closure mechanism

US4399595A · kind A · utility

140Cited by
7References
6Claims
0Family size

Inventors

Key dates

Filing dateFeb 11, 1981
Grant dateAug 23, 1983
Priority date
Expiry dateFeb 11, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T24/32
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Disclosed is a magnetic closure mechanism comprising two strips of flexible, non-magnetic material having magnets incorporated in them, mechanical detent means for holding strips adjacent each other such that faces having opposite polarity are adjacent each other, closing the mechanism, and means for moving the magnets relative to each other such that faces having the same polarity are brought adjacent each other, opening the mechanism.

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