Patent · US Expired

Camera having built-in magnetic recording and reproducing apparatus including record/playback head

US5434633A · kind A · utility

3Cited by
2References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 1993
Grant dateJul 18, 1995
Priority date
Expiry dateJul 28, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B2217/244
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A camera of the present invention uses photographic film containing a magnetic information recording portion and has a magnetic head magnetically recording or reproducing data on the magnetic information recording portion when the film is transported. A rotary roller is arranged on an opposite side side of the film relative to the magnetic head, sandwiching the film therebetween to press a magnetic recording portion of film against the magnetic head. The roller is disposed near a film travelling quantity detecting member rotating linked with film travelling.

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