Patent · US Expired

Card reader with spring contacts

US5633490A · kind A · utility

9Cited by
5References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 7, 1995
Grant dateMay 27, 1997
Priority date
Expiry dateApr 7, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG07F7/0886
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A card reader comprising a housing having a contact surface with a plurality of apertures. A reader circuit is contained within the housing, the reader circuit having a plurality of contact pads, and a plurality of electrical contacts positioned in the housing and at least partially extending into the apertures, wherein each electrical contact comprises a conductive torsion spring that slidably engages one of the contact pads.

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